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-rw-r--r--qemu/target-s390x/translate.c5442
1 files changed, 0 insertions, 5442 deletions
diff --git a/qemu/target-s390x/translate.c b/qemu/target-s390x/translate.c
deleted file mode 100644
index c871ef2bb..000000000
--- a/qemu/target-s390x/translate.c
+++ /dev/null
@@ -1,5442 +0,0 @@
-/*
- * S/390 translation
- *
- * Copyright (c) 2009 Ulrich Hecht
- * Copyright (c) 2010 Alexander Graf
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, see <http://www.gnu.org/licenses/>.
- */
-
-/* #define DEBUG_INLINE_BRANCHES */
-#define S390X_DEBUG_DISAS
-/* #define S390X_DEBUG_DISAS_VERBOSE */
-
-#ifdef S390X_DEBUG_DISAS_VERBOSE
-# define LOG_DISAS(...) qemu_log(__VA_ARGS__)
-#else
-# define LOG_DISAS(...) do { } while (0)
-#endif
-
-#include "qemu/osdep.h"
-#include "cpu.h"
-#include "disas/disas.h"
-#include "tcg-op.h"
-#include "qemu/log.h"
-#include "qemu/host-utils.h"
-#include "exec/cpu_ldst.h"
-
-/* global register indexes */
-static TCGv_env cpu_env;
-
-#include "exec/gen-icount.h"
-#include "exec/helper-proto.h"
-#include "exec/helper-gen.h"
-
-#include "trace-tcg.h"
-#include "exec/log.h"
-
-
-/* Information that (most) every instruction needs to manipulate. */
-typedef struct DisasContext DisasContext;
-typedef struct DisasInsn DisasInsn;
-typedef struct DisasFields DisasFields;
-
-struct DisasContext {
- struct TranslationBlock *tb;
- const DisasInsn *insn;
- DisasFields *fields;
- uint64_t pc, next_pc;
- enum cc_op cc_op;
- bool singlestep_enabled;
-};
-
-/* Information carried about a condition to be evaluated. */
-typedef struct {
- TCGCond cond:8;
- bool is_64;
- bool g1;
- bool g2;
- union {
- struct { TCGv_i64 a, b; } s64;
- struct { TCGv_i32 a, b; } s32;
- } u;
-} DisasCompare;
-
-#define DISAS_EXCP 4
-
-#ifdef DEBUG_INLINE_BRANCHES
-static uint64_t inline_branch_hit[CC_OP_MAX];
-static uint64_t inline_branch_miss[CC_OP_MAX];
-#endif
-
-static uint64_t pc_to_link_info(DisasContext *s, uint64_t pc)
-{
- if (!(s->tb->flags & FLAG_MASK_64)) {
- if (s->tb->flags & FLAG_MASK_32) {
- return pc | 0x80000000;
- }
- }
- return pc;
-}
-
-void s390_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf,
- int flags)
-{
- S390CPU *cpu = S390_CPU(cs);
- CPUS390XState *env = &cpu->env;
- int i;
-
- if (env->cc_op > 3) {
- cpu_fprintf(f, "PSW=mask %016" PRIx64 " addr %016" PRIx64 " cc %15s\n",
- env->psw.mask, env->psw.addr, cc_name(env->cc_op));
- } else {
- cpu_fprintf(f, "PSW=mask %016" PRIx64 " addr %016" PRIx64 " cc %02x\n",
- env->psw.mask, env->psw.addr, env->cc_op);
- }
-
- for (i = 0; i < 16; i++) {
- cpu_fprintf(f, "R%02d=%016" PRIx64, i, env->regs[i]);
- if ((i % 4) == 3) {
- cpu_fprintf(f, "\n");
- } else {
- cpu_fprintf(f, " ");
- }
- }
-
- for (i = 0; i < 16; i++) {
- cpu_fprintf(f, "F%02d=%016" PRIx64, i, get_freg(env, i)->ll);
- if ((i % 4) == 3) {
- cpu_fprintf(f, "\n");
- } else {
- cpu_fprintf(f, " ");
- }
- }
-
- for (i = 0; i < 32; i++) {
- cpu_fprintf(f, "V%02d=%016" PRIx64 "%016" PRIx64, i,
- env->vregs[i][0].ll, env->vregs[i][1].ll);
- cpu_fprintf(f, (i % 2) ? "\n" : " ");
- }
-
-#ifndef CONFIG_USER_ONLY
- for (i = 0; i < 16; i++) {
- cpu_fprintf(f, "C%02d=%016" PRIx64, i, env->cregs[i]);
- if ((i % 4) == 3) {
- cpu_fprintf(f, "\n");
- } else {
- cpu_fprintf(f, " ");
- }
- }
-#endif
-
-#ifdef DEBUG_INLINE_BRANCHES
- for (i = 0; i < CC_OP_MAX; i++) {
- cpu_fprintf(f, " %15s = %10ld\t%10ld\n", cc_name(i),
- inline_branch_miss[i], inline_branch_hit[i]);
- }
-#endif
-
- cpu_fprintf(f, "\n");
-}
-
-static TCGv_i64 psw_addr;
-static TCGv_i64 psw_mask;
-static TCGv_i64 gbea;
-
-static TCGv_i32 cc_op;
-static TCGv_i64 cc_src;
-static TCGv_i64 cc_dst;
-static TCGv_i64 cc_vr;
-
-static char cpu_reg_names[32][4];
-static TCGv_i64 regs[16];
-static TCGv_i64 fregs[16];
-
-void s390x_translate_init(void)
-{
- int i;
-
- cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
- psw_addr = tcg_global_mem_new_i64(cpu_env,
- offsetof(CPUS390XState, psw.addr),
- "psw_addr");
- psw_mask = tcg_global_mem_new_i64(cpu_env,
- offsetof(CPUS390XState, psw.mask),
- "psw_mask");
- gbea = tcg_global_mem_new_i64(cpu_env,
- offsetof(CPUS390XState, gbea),
- "gbea");
-
- cc_op = tcg_global_mem_new_i32(cpu_env, offsetof(CPUS390XState, cc_op),
- "cc_op");
- cc_src = tcg_global_mem_new_i64(cpu_env, offsetof(CPUS390XState, cc_src),
- "cc_src");
- cc_dst = tcg_global_mem_new_i64(cpu_env, offsetof(CPUS390XState, cc_dst),
- "cc_dst");
- cc_vr = tcg_global_mem_new_i64(cpu_env, offsetof(CPUS390XState, cc_vr),
- "cc_vr");
-
- for (i = 0; i < 16; i++) {
- snprintf(cpu_reg_names[i], sizeof(cpu_reg_names[0]), "r%d", i);
- regs[i] = tcg_global_mem_new(cpu_env,
- offsetof(CPUS390XState, regs[i]),
- cpu_reg_names[i]);
- }
-
- for (i = 0; i < 16; i++) {
- snprintf(cpu_reg_names[i + 16], sizeof(cpu_reg_names[0]), "f%d", i);
- fregs[i] = tcg_global_mem_new(cpu_env,
- offsetof(CPUS390XState, vregs[i][0].d),
- cpu_reg_names[i + 16]);
- }
-}
-
-static TCGv_i64 load_reg(int reg)
-{
- TCGv_i64 r = tcg_temp_new_i64();
- tcg_gen_mov_i64(r, regs[reg]);
- return r;
-}
-
-static TCGv_i64 load_freg32_i64(int reg)
-{
- TCGv_i64 r = tcg_temp_new_i64();
- tcg_gen_shri_i64(r, fregs[reg], 32);
- return r;
-}
-
-static void store_reg(int reg, TCGv_i64 v)
-{
- tcg_gen_mov_i64(regs[reg], v);
-}
-
-static void store_freg(int reg, TCGv_i64 v)
-{
- tcg_gen_mov_i64(fregs[reg], v);
-}
-
-static void store_reg32_i64(int reg, TCGv_i64 v)
-{
- /* 32 bit register writes keep the upper half */
- tcg_gen_deposit_i64(regs[reg], regs[reg], v, 0, 32);
-}
-
-static void store_reg32h_i64(int reg, TCGv_i64 v)
-{
- tcg_gen_deposit_i64(regs[reg], regs[reg], v, 32, 32);
-}
-
-static void store_freg32_i64(int reg, TCGv_i64 v)
-{
- tcg_gen_deposit_i64(fregs[reg], fregs[reg], v, 32, 32);
-}
-
-static void return_low128(TCGv_i64 dest)
-{
- tcg_gen_ld_i64(dest, cpu_env, offsetof(CPUS390XState, retxl));
-}
-
-static void update_psw_addr(DisasContext *s)
-{
- /* psw.addr */
- tcg_gen_movi_i64(psw_addr, s->pc);
-}
-
-static void per_branch(DisasContext *s, bool to_next)
-{
-#ifndef CONFIG_USER_ONLY
- tcg_gen_movi_i64(gbea, s->pc);
-
- if (s->tb->flags & FLAG_MASK_PER) {
- TCGv_i64 next_pc = to_next ? tcg_const_i64(s->next_pc) : psw_addr;
- gen_helper_per_branch(cpu_env, gbea, next_pc);
- if (to_next) {
- tcg_temp_free_i64(next_pc);
- }
- }
-#endif
-}
-
-static void per_branch_cond(DisasContext *s, TCGCond cond,
- TCGv_i64 arg1, TCGv_i64 arg2)
-{
-#ifndef CONFIG_USER_ONLY
- if (s->tb->flags & FLAG_MASK_PER) {
- TCGLabel *lab = gen_new_label();
- tcg_gen_brcond_i64(tcg_invert_cond(cond), arg1, arg2, lab);
-
- tcg_gen_movi_i64(gbea, s->pc);
- gen_helper_per_branch(cpu_env, gbea, psw_addr);
-
- gen_set_label(lab);
- } else {
- TCGv_i64 pc = tcg_const_i64(s->pc);
- tcg_gen_movcond_i64(cond, gbea, arg1, arg2, gbea, pc);
- tcg_temp_free_i64(pc);
- }
-#endif
-}
-
-static void per_breaking_event(DisasContext *s)
-{
- tcg_gen_movi_i64(gbea, s->pc);
-}
-
-static void update_cc_op(DisasContext *s)
-{
- if (s->cc_op != CC_OP_DYNAMIC && s->cc_op != CC_OP_STATIC) {
- tcg_gen_movi_i32(cc_op, s->cc_op);
- }
-}
-
-static void potential_page_fault(DisasContext *s)
-{
- update_psw_addr(s);
- update_cc_op(s);
-}
-
-static inline uint64_t ld_code2(CPUS390XState *env, uint64_t pc)
-{
- return (uint64_t)cpu_lduw_code(env, pc);
-}
-
-static inline uint64_t ld_code4(CPUS390XState *env, uint64_t pc)
-{
- return (uint64_t)(uint32_t)cpu_ldl_code(env, pc);
-}
-
-static int get_mem_index(DisasContext *s)
-{
- switch (s->tb->flags & FLAG_MASK_ASC) {
- case PSW_ASC_PRIMARY >> 32:
- return 0;
- case PSW_ASC_SECONDARY >> 32:
- return 1;
- case PSW_ASC_HOME >> 32:
- return 2;
- default:
- tcg_abort();
- break;
- }
-}
-
-static void gen_exception(int excp)
-{
- TCGv_i32 tmp = tcg_const_i32(excp);
- gen_helper_exception(cpu_env, tmp);
- tcg_temp_free_i32(tmp);
-}
-
-static void gen_program_exception(DisasContext *s, int code)
-{
- TCGv_i32 tmp;
-
- /* Remember what pgm exeption this was. */
- tmp = tcg_const_i32(code);
- tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUS390XState, int_pgm_code));
- tcg_temp_free_i32(tmp);
-
- tmp = tcg_const_i32(s->next_pc - s->pc);
- tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUS390XState, int_pgm_ilen));
- tcg_temp_free_i32(tmp);
-
- /* Advance past instruction. */
- s->pc = s->next_pc;
- update_psw_addr(s);
-
- /* Save off cc. */
- update_cc_op(s);
-
- /* Trigger exception. */
- gen_exception(EXCP_PGM);
-}
-
-static inline void gen_illegal_opcode(DisasContext *s)
-{
- gen_program_exception(s, PGM_OPERATION);
-}
-
-static inline void gen_trap(DisasContext *s)
-{
- TCGv_i32 t;
-
- /* Set DXC to 0xff. */
- t = tcg_temp_new_i32();
- tcg_gen_ld_i32(t, cpu_env, offsetof(CPUS390XState, fpc));
- tcg_gen_ori_i32(t, t, 0xff00);
- tcg_gen_st_i32(t, cpu_env, offsetof(CPUS390XState, fpc));
- tcg_temp_free_i32(t);
-
- gen_program_exception(s, PGM_DATA);
-}
-
-#ifndef CONFIG_USER_ONLY
-static void check_privileged(DisasContext *s)
-{
- if (s->tb->flags & (PSW_MASK_PSTATE >> 32)) {
- gen_program_exception(s, PGM_PRIVILEGED);
- }
-}
-#endif
-
-static TCGv_i64 get_address(DisasContext *s, int x2, int b2, int d2)
-{
- TCGv_i64 tmp = tcg_temp_new_i64();
- bool need_31 = !(s->tb->flags & FLAG_MASK_64);
-
- /* Note that d2 is limited to 20 bits, signed. If we crop negative
- displacements early we create larger immedate addends. */
-
- /* Note that addi optimizes the imm==0 case. */
- if (b2 && x2) {
- tcg_gen_add_i64(tmp, regs[b2], regs[x2]);
- tcg_gen_addi_i64(tmp, tmp, d2);
- } else if (b2) {
- tcg_gen_addi_i64(tmp, regs[b2], d2);
- } else if (x2) {
- tcg_gen_addi_i64(tmp, regs[x2], d2);
- } else {
- if (need_31) {
- d2 &= 0x7fffffff;
- need_31 = false;
- }
- tcg_gen_movi_i64(tmp, d2);
- }
- if (need_31) {
- tcg_gen_andi_i64(tmp, tmp, 0x7fffffff);
- }
-
- return tmp;
-}
-
-static inline bool live_cc_data(DisasContext *s)
-{
- return (s->cc_op != CC_OP_DYNAMIC
- && s->cc_op != CC_OP_STATIC
- && s->cc_op > 3);
-}
-
-static inline void gen_op_movi_cc(DisasContext *s, uint32_t val)
-{
- if (live_cc_data(s)) {
- tcg_gen_discard_i64(cc_src);
- tcg_gen_discard_i64(cc_dst);
- tcg_gen_discard_i64(cc_vr);
- }
- s->cc_op = CC_OP_CONST0 + val;
-}
-
-static void gen_op_update1_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 dst)
-{
- if (live_cc_data(s)) {
- tcg_gen_discard_i64(cc_src);
- tcg_gen_discard_i64(cc_vr);
- }
- tcg_gen_mov_i64(cc_dst, dst);
- s->cc_op = op;
-}
-
-static void gen_op_update2_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 src,
- TCGv_i64 dst)
-{
- if (live_cc_data(s)) {
- tcg_gen_discard_i64(cc_vr);
- }
- tcg_gen_mov_i64(cc_src, src);
- tcg_gen_mov_i64(cc_dst, dst);
- s->cc_op = op;
-}
-
-static void gen_op_update3_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 src,
- TCGv_i64 dst, TCGv_i64 vr)
-{
- tcg_gen_mov_i64(cc_src, src);
- tcg_gen_mov_i64(cc_dst, dst);
- tcg_gen_mov_i64(cc_vr, vr);
- s->cc_op = op;
-}
-
-static void set_cc_nz_u64(DisasContext *s, TCGv_i64 val)
-{
- gen_op_update1_cc_i64(s, CC_OP_NZ, val);
-}
-
-static void gen_set_cc_nz_f32(DisasContext *s, TCGv_i64 val)
-{
- gen_op_update1_cc_i64(s, CC_OP_NZ_F32, val);
-}
-
-static void gen_set_cc_nz_f64(DisasContext *s, TCGv_i64 val)
-{
- gen_op_update1_cc_i64(s, CC_OP_NZ_F64, val);
-}
-
-static void gen_set_cc_nz_f128(DisasContext *s, TCGv_i64 vh, TCGv_i64 vl)
-{
- gen_op_update2_cc_i64(s, CC_OP_NZ_F128, vh, vl);
-}
-
-/* CC value is in env->cc_op */
-static void set_cc_static(DisasContext *s)
-{
- if (live_cc_data(s)) {
- tcg_gen_discard_i64(cc_src);
- tcg_gen_discard_i64(cc_dst);
- tcg_gen_discard_i64(cc_vr);
- }
- s->cc_op = CC_OP_STATIC;
-}
-
-/* calculates cc into cc_op */
-static void gen_op_calc_cc(DisasContext *s)
-{
- TCGv_i32 local_cc_op;
- TCGv_i64 dummy;
-
- TCGV_UNUSED_I32(local_cc_op);
- TCGV_UNUSED_I64(dummy);
- switch (s->cc_op) {
- default:
- dummy = tcg_const_i64(0);
- /* FALLTHRU */
- case CC_OP_ADD_64:
- case CC_OP_ADDU_64:
- case CC_OP_ADDC_64:
- case CC_OP_SUB_64:
- case CC_OP_SUBU_64:
- case CC_OP_SUBB_64:
- case CC_OP_ADD_32:
- case CC_OP_ADDU_32:
- case CC_OP_ADDC_32:
- case CC_OP_SUB_32:
- case CC_OP_SUBU_32:
- case CC_OP_SUBB_32:
- local_cc_op = tcg_const_i32(s->cc_op);
- break;
- case CC_OP_CONST0:
- case CC_OP_CONST1:
- case CC_OP_CONST2:
- case CC_OP_CONST3:
- case CC_OP_STATIC:
- case CC_OP_DYNAMIC:
- break;
- }
-
- switch (s->cc_op) {
- case CC_OP_CONST0:
- case CC_OP_CONST1:
- case CC_OP_CONST2:
- case CC_OP_CONST3:
- /* s->cc_op is the cc value */
- tcg_gen_movi_i32(cc_op, s->cc_op - CC_OP_CONST0);
- break;
- case CC_OP_STATIC:
- /* env->cc_op already is the cc value */
- break;
- case CC_OP_NZ:
- case CC_OP_ABS_64:
- case CC_OP_NABS_64:
- case CC_OP_ABS_32:
- case CC_OP_NABS_32:
- case CC_OP_LTGT0_32:
- case CC_OP_LTGT0_64:
- case CC_OP_COMP_32:
- case CC_OP_COMP_64:
- case CC_OP_NZ_F32:
- case CC_OP_NZ_F64:
- case CC_OP_FLOGR:
- /* 1 argument */
- gen_helper_calc_cc(cc_op, cpu_env, local_cc_op, dummy, cc_dst, dummy);
- break;
- case CC_OP_ICM:
- case CC_OP_LTGT_32:
- case CC_OP_LTGT_64:
- case CC_OP_LTUGTU_32:
- case CC_OP_LTUGTU_64:
- case CC_OP_TM_32:
- case CC_OP_TM_64:
- case CC_OP_SLA_32:
- case CC_OP_SLA_64:
- case CC_OP_NZ_F128:
- /* 2 arguments */
- gen_helper_calc_cc(cc_op, cpu_env, local_cc_op, cc_src, cc_dst, dummy);
- break;
- case CC_OP_ADD_64:
- case CC_OP_ADDU_64:
- case CC_OP_ADDC_64:
- case CC_OP_SUB_64:
- case CC_OP_SUBU_64:
- case CC_OP_SUBB_64:
- case CC_OP_ADD_32:
- case CC_OP_ADDU_32:
- case CC_OP_ADDC_32:
- case CC_OP_SUB_32:
- case CC_OP_SUBU_32:
- case CC_OP_SUBB_32:
- /* 3 arguments */
- gen_helper_calc_cc(cc_op, cpu_env, local_cc_op, cc_src, cc_dst, cc_vr);
- break;
- case CC_OP_DYNAMIC:
- /* unknown operation - assume 3 arguments and cc_op in env */
- gen_helper_calc_cc(cc_op, cpu_env, cc_op, cc_src, cc_dst, cc_vr);
- break;
- default:
- tcg_abort();
- }
-
- if (!TCGV_IS_UNUSED_I32(local_cc_op)) {
- tcg_temp_free_i32(local_cc_op);
- }
- if (!TCGV_IS_UNUSED_I64(dummy)) {
- tcg_temp_free_i64(dummy);
- }
-
- /* We now have cc in cc_op as constant */
- set_cc_static(s);
-}
-
-static int use_goto_tb(DisasContext *s, uint64_t dest)
-{
- /* NOTE: we handle the case where the TB spans two pages here */
- return (((dest & TARGET_PAGE_MASK) == (s->tb->pc & TARGET_PAGE_MASK)
- || (dest & TARGET_PAGE_MASK) == ((s->pc - 1) & TARGET_PAGE_MASK))
- && !s->singlestep_enabled
- && !(s->tb->cflags & CF_LAST_IO)
- && !(s->tb->flags & FLAG_MASK_PER));
-}
-
-static void account_noninline_branch(DisasContext *s, int cc_op)
-{
-#ifdef DEBUG_INLINE_BRANCHES
- inline_branch_miss[cc_op]++;
-#endif
-}
-
-static void account_inline_branch(DisasContext *s, int cc_op)
-{
-#ifdef DEBUG_INLINE_BRANCHES
- inline_branch_hit[cc_op]++;
-#endif
-}
-
-/* Table of mask values to comparison codes, given a comparison as input.
- For such, CC=3 should not be possible. */
-static const TCGCond ltgt_cond[16] = {
- TCG_COND_NEVER, TCG_COND_NEVER, /* | | | x */
- TCG_COND_GT, TCG_COND_GT, /* | | GT | x */
- TCG_COND_LT, TCG_COND_LT, /* | LT | | x */
- TCG_COND_NE, TCG_COND_NE, /* | LT | GT | x */
- TCG_COND_EQ, TCG_COND_EQ, /* EQ | | | x */
- TCG_COND_GE, TCG_COND_GE, /* EQ | | GT | x */
- TCG_COND_LE, TCG_COND_LE, /* EQ | LT | | x */
- TCG_COND_ALWAYS, TCG_COND_ALWAYS, /* EQ | LT | GT | x */
-};
-
-/* Table of mask values to comparison codes, given a logic op as input.
- For such, only CC=0 and CC=1 should be possible. */
-static const TCGCond nz_cond[16] = {
- TCG_COND_NEVER, TCG_COND_NEVER, /* | | x | x */
- TCG_COND_NEVER, TCG_COND_NEVER,
- TCG_COND_NE, TCG_COND_NE, /* | NE | x | x */
- TCG_COND_NE, TCG_COND_NE,
- TCG_COND_EQ, TCG_COND_EQ, /* EQ | | x | x */
- TCG_COND_EQ, TCG_COND_EQ,
- TCG_COND_ALWAYS, TCG_COND_ALWAYS, /* EQ | NE | x | x */
- TCG_COND_ALWAYS, TCG_COND_ALWAYS,
-};
-
-/* Interpret MASK in terms of S->CC_OP, and fill in C with all the
- details required to generate a TCG comparison. */
-static void disas_jcc(DisasContext *s, DisasCompare *c, uint32_t mask)
-{
- TCGCond cond;
- enum cc_op old_cc_op = s->cc_op;
-
- if (mask == 15 || mask == 0) {
- c->cond = (mask ? TCG_COND_ALWAYS : TCG_COND_NEVER);
- c->u.s32.a = cc_op;
- c->u.s32.b = cc_op;
- c->g1 = c->g2 = true;
- c->is_64 = false;
- return;
- }
-
- /* Find the TCG condition for the mask + cc op. */
- switch (old_cc_op) {
- case CC_OP_LTGT0_32:
- case CC_OP_LTGT0_64:
- case CC_OP_LTGT_32:
- case CC_OP_LTGT_64:
- cond = ltgt_cond[mask];
- if (cond == TCG_COND_NEVER) {
- goto do_dynamic;
- }
- account_inline_branch(s, old_cc_op);
- break;
-
- case CC_OP_LTUGTU_32:
- case CC_OP_LTUGTU_64:
- cond = tcg_unsigned_cond(ltgt_cond[mask]);
- if (cond == TCG_COND_NEVER) {
- goto do_dynamic;
- }
- account_inline_branch(s, old_cc_op);
- break;
-
- case CC_OP_NZ:
- cond = nz_cond[mask];
- if (cond == TCG_COND_NEVER) {
- goto do_dynamic;
- }
- account_inline_branch(s, old_cc_op);
- break;
-
- case CC_OP_TM_32:
- case CC_OP_TM_64:
- switch (mask) {
- case 8:
- cond = TCG_COND_EQ;
- break;
- case 4 | 2 | 1:
- cond = TCG_COND_NE;
- break;
- default:
- goto do_dynamic;
- }
- account_inline_branch(s, old_cc_op);
- break;
-
- case CC_OP_ICM:
- switch (mask) {
- case 8:
- cond = TCG_COND_EQ;
- break;
- case 4 | 2 | 1:
- case 4 | 2:
- cond = TCG_COND_NE;
- break;
- default:
- goto do_dynamic;
- }
- account_inline_branch(s, old_cc_op);
- break;
-
- case CC_OP_FLOGR:
- switch (mask & 0xa) {
- case 8: /* src == 0 -> no one bit found */
- cond = TCG_COND_EQ;
- break;
- case 2: /* src != 0 -> one bit found */
- cond = TCG_COND_NE;
- break;
- default:
- goto do_dynamic;
- }
- account_inline_branch(s, old_cc_op);
- break;
-
- case CC_OP_ADDU_32:
- case CC_OP_ADDU_64:
- switch (mask) {
- case 8 | 2: /* vr == 0 */
- cond = TCG_COND_EQ;
- break;
- case 4 | 1: /* vr != 0 */
- cond = TCG_COND_NE;
- break;
- case 8 | 4: /* no carry -> vr >= src */
- cond = TCG_COND_GEU;
- break;
- case 2 | 1: /* carry -> vr < src */
- cond = TCG_COND_LTU;
- break;
- default:
- goto do_dynamic;
- }
- account_inline_branch(s, old_cc_op);
- break;
-
- case CC_OP_SUBU_32:
- case CC_OP_SUBU_64:
- /* Note that CC=0 is impossible; treat it as dont-care. */
- switch (mask & 7) {
- case 2: /* zero -> op1 == op2 */
- cond = TCG_COND_EQ;
- break;
- case 4 | 1: /* !zero -> op1 != op2 */
- cond = TCG_COND_NE;
- break;
- case 4: /* borrow (!carry) -> op1 < op2 */
- cond = TCG_COND_LTU;
- break;
- case 2 | 1: /* !borrow (carry) -> op1 >= op2 */
- cond = TCG_COND_GEU;
- break;
- default:
- goto do_dynamic;
- }
- account_inline_branch(s, old_cc_op);
- break;
-
- default:
- do_dynamic:
- /* Calculate cc value. */
- gen_op_calc_cc(s);
- /* FALLTHRU */
-
- case CC_OP_STATIC:
- /* Jump based on CC. We'll load up the real cond below;
- the assignment here merely avoids a compiler warning. */
- account_noninline_branch(s, old_cc_op);
- old_cc_op = CC_OP_STATIC;
- cond = TCG_COND_NEVER;
- break;
- }
-
- /* Load up the arguments of the comparison. */
- c->is_64 = true;
- c->g1 = c->g2 = false;
- switch (old_cc_op) {
- case CC_OP_LTGT0_32:
- c->is_64 = false;
- c->u.s32.a = tcg_temp_new_i32();
- tcg_gen_extrl_i64_i32(c->u.s32.a, cc_dst);
- c->u.s32.b = tcg_const_i32(0);
- break;
- case CC_OP_LTGT_32:
- case CC_OP_LTUGTU_32:
- case CC_OP_SUBU_32:
- c->is_64 = false;
- c->u.s32.a = tcg_temp_new_i32();
- tcg_gen_extrl_i64_i32(c->u.s32.a, cc_src);
- c->u.s32.b = tcg_temp_new_i32();
- tcg_gen_extrl_i64_i32(c->u.s32.b, cc_dst);
- break;
-
- case CC_OP_LTGT0_64:
- case CC_OP_NZ:
- case CC_OP_FLOGR:
- c->u.s64.a = cc_dst;
- c->u.s64.b = tcg_const_i64(0);
- c->g1 = true;
- break;
- case CC_OP_LTGT_64:
- case CC_OP_LTUGTU_64:
- case CC_OP_SUBU_64:
- c->u.s64.a = cc_src;
- c->u.s64.b = cc_dst;
- c->g1 = c->g2 = true;
- break;
-
- case CC_OP_TM_32:
- case CC_OP_TM_64:
- case CC_OP_ICM:
- c->u.s64.a = tcg_temp_new_i64();
- c->u.s64.b = tcg_const_i64(0);
- tcg_gen_and_i64(c->u.s64.a, cc_src, cc_dst);
- break;
-
- case CC_OP_ADDU_32:
- c->is_64 = false;
- c->u.s32.a = tcg_temp_new_i32();
- c->u.s32.b = tcg_temp_new_i32();
- tcg_gen_extrl_i64_i32(c->u.s32.a, cc_vr);
- if (cond == TCG_COND_EQ || cond == TCG_COND_NE) {
- tcg_gen_movi_i32(c->u.s32.b, 0);
- } else {
- tcg_gen_extrl_i64_i32(c->u.s32.b, cc_src);
- }
- break;
-
- case CC_OP_ADDU_64:
- c->u.s64.a = cc_vr;
- c->g1 = true;
- if (cond == TCG_COND_EQ || cond == TCG_COND_NE) {
- c->u.s64.b = tcg_const_i64(0);
- } else {
- c->u.s64.b = cc_src;
- c->g2 = true;
- }
- break;
-
- case CC_OP_STATIC:
- c->is_64 = false;
- c->u.s32.a = cc_op;
- c->g1 = true;
- switch (mask) {
- case 0x8 | 0x4 | 0x2: /* cc != 3 */
- cond = TCG_COND_NE;
- c->u.s32.b = tcg_const_i32(3);
- break;
- case 0x8 | 0x4 | 0x1: /* cc != 2 */
- cond = TCG_COND_NE;
- c->u.s32.b = tcg_const_i32(2);
- break;
- case 0x8 | 0x2 | 0x1: /* cc != 1 */
- cond = TCG_COND_NE;
- c->u.s32.b = tcg_const_i32(1);
- break;
- case 0x8 | 0x2: /* cc == 0 || cc == 2 => (cc & 1) == 0 */
- cond = TCG_COND_EQ;
- c->g1 = false;
- c->u.s32.a = tcg_temp_new_i32();
- c->u.s32.b = tcg_const_i32(0);
- tcg_gen_andi_i32(c->u.s32.a, cc_op, 1);
- break;
- case 0x8 | 0x4: /* cc < 2 */
- cond = TCG_COND_LTU;
- c->u.s32.b = tcg_const_i32(2);
- break;
- case 0x8: /* cc == 0 */
- cond = TCG_COND_EQ;
- c->u.s32.b = tcg_const_i32(0);
- break;
- case 0x4 | 0x2 | 0x1: /* cc != 0 */
- cond = TCG_COND_NE;
- c->u.s32.b = tcg_const_i32(0);
- break;
- case 0x4 | 0x1: /* cc == 1 || cc == 3 => (cc & 1) != 0 */
- cond = TCG_COND_NE;
- c->g1 = false;
- c->u.s32.a = tcg_temp_new_i32();
- c->u.s32.b = tcg_const_i32(0);
- tcg_gen_andi_i32(c->u.s32.a, cc_op, 1);
- break;
- case 0x4: /* cc == 1 */
- cond = TCG_COND_EQ;
- c->u.s32.b = tcg_const_i32(1);
- break;
- case 0x2 | 0x1: /* cc > 1 */
- cond = TCG_COND_GTU;
- c->u.s32.b = tcg_const_i32(1);
- break;
- case 0x2: /* cc == 2 */
- cond = TCG_COND_EQ;
- c->u.s32.b = tcg_const_i32(2);
- break;
- case 0x1: /* cc == 3 */
- cond = TCG_COND_EQ;
- c->u.s32.b = tcg_const_i32(3);
- break;
- default:
- /* CC is masked by something else: (8 >> cc) & mask. */
- cond = TCG_COND_NE;
- c->g1 = false;
- c->u.s32.a = tcg_const_i32(8);
- c->u.s32.b = tcg_const_i32(0);
- tcg_gen_shr_i32(c->u.s32.a, c->u.s32.a, cc_op);
- tcg_gen_andi_i32(c->u.s32.a, c->u.s32.a, mask);
- break;
- }
- break;
-
- default:
- abort();
- }
- c->cond = cond;
-}
-
-static void free_compare(DisasCompare *c)
-{
- if (!c->g1) {
- if (c->is_64) {
- tcg_temp_free_i64(c->u.s64.a);
- } else {
- tcg_temp_free_i32(c->u.s32.a);
- }
- }
- if (!c->g2) {
- if (c->is_64) {
- tcg_temp_free_i64(c->u.s64.b);
- } else {
- tcg_temp_free_i32(c->u.s32.b);
- }
- }
-}
-
-/* ====================================================================== */
-/* Define the insn format enumeration. */
-#define F0(N) FMT_##N,
-#define F1(N, X1) F0(N)
-#define F2(N, X1, X2) F0(N)
-#define F3(N, X1, X2, X3) F0(N)
-#define F4(N, X1, X2, X3, X4) F0(N)
-#define F5(N, X1, X2, X3, X4, X5) F0(N)
-
-typedef enum {
-#include "insn-format.def"
-} DisasFormat;
-
-#undef F0
-#undef F1
-#undef F2
-#undef F3
-#undef F4
-#undef F5
-
-/* Define a structure to hold the decoded fields. We'll store each inside
- an array indexed by an enum. In order to conserve memory, we'll arrange
- for fields that do not exist at the same time to overlap, thus the "C"
- for compact. For checking purposes there is an "O" for original index
- as well that will be applied to availability bitmaps. */
-
-enum DisasFieldIndexO {
- FLD_O_r1,
- FLD_O_r2,
- FLD_O_r3,
- FLD_O_m1,
- FLD_O_m3,
- FLD_O_m4,
- FLD_O_b1,
- FLD_O_b2,
- FLD_O_b4,
- FLD_O_d1,
- FLD_O_d2,
- FLD_O_d4,
- FLD_O_x2,
- FLD_O_l1,
- FLD_O_l2,
- FLD_O_i1,
- FLD_O_i2,
- FLD_O_i3,
- FLD_O_i4,
- FLD_O_i5
-};
-
-enum DisasFieldIndexC {
- FLD_C_r1 = 0,
- FLD_C_m1 = 0,
- FLD_C_b1 = 0,
- FLD_C_i1 = 0,
-
- FLD_C_r2 = 1,
- FLD_C_b2 = 1,
- FLD_C_i2 = 1,
-
- FLD_C_r3 = 2,
- FLD_C_m3 = 2,
- FLD_C_i3 = 2,
-
- FLD_C_m4 = 3,
- FLD_C_b4 = 3,
- FLD_C_i4 = 3,
- FLD_C_l1 = 3,
-
- FLD_C_i5 = 4,
- FLD_C_d1 = 4,
-
- FLD_C_d2 = 5,
-
- FLD_C_d4 = 6,
- FLD_C_x2 = 6,
- FLD_C_l2 = 6,
-
- NUM_C_FIELD = 7
-};
-
-struct DisasFields {
- uint64_t raw_insn;
- unsigned op:8;
- unsigned op2:8;
- unsigned presentC:16;
- unsigned int presentO;
- int c[NUM_C_FIELD];
-};
-
-/* This is the way fields are to be accessed out of DisasFields. */
-#define have_field(S, F) have_field1((S), FLD_O_##F)
-#define get_field(S, F) get_field1((S), FLD_O_##F, FLD_C_##F)
-
-static bool have_field1(const DisasFields *f, enum DisasFieldIndexO c)
-{
- return (f->presentO >> c) & 1;
-}
-
-static int get_field1(const DisasFields *f, enum DisasFieldIndexO o,
- enum DisasFieldIndexC c)
-{
- assert(have_field1(f, o));
- return f->c[c];
-}
-
-/* Describe the layout of each field in each format. */
-typedef struct DisasField {
- unsigned int beg:8;
- unsigned int size:8;
- unsigned int type:2;
- unsigned int indexC:6;
- enum DisasFieldIndexO indexO:8;
-} DisasField;
-
-typedef struct DisasFormatInfo {
- DisasField op[NUM_C_FIELD];
-} DisasFormatInfo;
-
-#define R(N, B) { B, 4, 0, FLD_C_r##N, FLD_O_r##N }
-#define M(N, B) { B, 4, 0, FLD_C_m##N, FLD_O_m##N }
-#define BD(N, BB, BD) { BB, 4, 0, FLD_C_b##N, FLD_O_b##N }, \
- { BD, 12, 0, FLD_C_d##N, FLD_O_d##N }
-#define BXD(N) { 16, 4, 0, FLD_C_b##N, FLD_O_b##N }, \
- { 12, 4, 0, FLD_C_x##N, FLD_O_x##N }, \
- { 20, 12, 0, FLD_C_d##N, FLD_O_d##N }
-#define BDL(N) { 16, 4, 0, FLD_C_b##N, FLD_O_b##N }, \
- { 20, 20, 2, FLD_C_d##N, FLD_O_d##N }
-#define BXDL(N) { 16, 4, 0, FLD_C_b##N, FLD_O_b##N }, \
- { 12, 4, 0, FLD_C_x##N, FLD_O_x##N }, \
- { 20, 20, 2, FLD_C_d##N, FLD_O_d##N }
-#define I(N, B, S) { B, S, 1, FLD_C_i##N, FLD_O_i##N }
-#define L(N, B, S) { B, S, 0, FLD_C_l##N, FLD_O_l##N }
-
-#define F0(N) { { } },
-#define F1(N, X1) { { X1 } },
-#define F2(N, X1, X2) { { X1, X2 } },
-#define F3(N, X1, X2, X3) { { X1, X2, X3 } },
-#define F4(N, X1, X2, X3, X4) { { X1, X2, X3, X4 } },
-#define F5(N, X1, X2, X3, X4, X5) { { X1, X2, X3, X4, X5 } },
-
-static const DisasFormatInfo format_info[] = {
-#include "insn-format.def"
-};
-
-#undef F0
-#undef F1
-#undef F2
-#undef F3
-#undef F4
-#undef F5
-#undef R
-#undef M
-#undef BD
-#undef BXD
-#undef BDL
-#undef BXDL
-#undef I
-#undef L
-
-/* Generally, we'll extract operands into this structures, operate upon
- them, and store them back. See the "in1", "in2", "prep", "wout" sets
- of routines below for more details. */
-typedef struct {
- bool g_out, g_out2, g_in1, g_in2;
- TCGv_i64 out, out2, in1, in2;
- TCGv_i64 addr1;
-} DisasOps;
-
-/* Instructions can place constraints on their operands, raising specification
- exceptions if they are violated. To make this easy to automate, each "in1",
- "in2", "prep", "wout" helper will have a SPEC_<name> define that equals one
- of the following, or 0. To make this easy to document, we'll put the
- SPEC_<name> defines next to <name>. */
-
-#define SPEC_r1_even 1
-#define SPEC_r2_even 2
-#define SPEC_r3_even 4
-#define SPEC_r1_f128 8
-#define SPEC_r2_f128 16
-
-/* Return values from translate_one, indicating the state of the TB. */
-typedef enum {
- /* Continue the TB. */
- NO_EXIT,
- /* We have emitted one or more goto_tb. No fixup required. */
- EXIT_GOTO_TB,
- /* We are not using a goto_tb (for whatever reason), but have updated
- the PC (for whatever reason), so there's no need to do it again on
- exiting the TB. */
- EXIT_PC_UPDATED,
- /* We are exiting the TB, but have neither emitted a goto_tb, nor
- updated the PC for the next instruction to be executed. */
- EXIT_PC_STALE,
- /* We are ending the TB with a noreturn function call, e.g. longjmp.
- No following code will be executed. */
- EXIT_NORETURN,
-} ExitStatus;
-
-typedef enum DisasFacility {
- FAC_Z, /* zarch (default) */
- FAC_CASS, /* compare and swap and store */
- FAC_CASS2, /* compare and swap and store 2*/
- FAC_DFP, /* decimal floating point */
- FAC_DFPR, /* decimal floating point rounding */
- FAC_DO, /* distinct operands */
- FAC_EE, /* execute extensions */
- FAC_EI, /* extended immediate */
- FAC_FPE, /* floating point extension */
- FAC_FPSSH, /* floating point support sign handling */
- FAC_FPRGR, /* FPR-GR transfer */
- FAC_GIE, /* general instructions extension */
- FAC_HFP_MA, /* HFP multiply-and-add/subtract */
- FAC_HW, /* high-word */
- FAC_IEEEE_SIM, /* IEEE exception sumilation */
- FAC_MIE, /* miscellaneous-instruction-extensions */
- FAC_LAT, /* load-and-trap */
- FAC_LOC, /* load/store on condition */
- FAC_LD, /* long displacement */
- FAC_PC, /* population count */
- FAC_SCF, /* store clock fast */
- FAC_SFLE, /* store facility list extended */
- FAC_ILA, /* interlocked access facility 1 */
-} DisasFacility;
-
-struct DisasInsn {
- unsigned opc:16;
- DisasFormat fmt:8;
- DisasFacility fac:8;
- unsigned spec:8;
-
- const char *name;
-
- void (*help_in1)(DisasContext *, DisasFields *, DisasOps *);
- void (*help_in2)(DisasContext *, DisasFields *, DisasOps *);
- void (*help_prep)(DisasContext *, DisasFields *, DisasOps *);
- void (*help_wout)(DisasContext *, DisasFields *, DisasOps *);
- void (*help_cout)(DisasContext *, DisasOps *);
- ExitStatus (*help_op)(DisasContext *, DisasOps *);
-
- uint64_t data;
-};
-
-/* ====================================================================== */
-/* Miscellaneous helpers, used by several operations. */
-
-static void help_l2_shift(DisasContext *s, DisasFields *f,
- DisasOps *o, int mask)
-{
- int b2 = get_field(f, b2);
- int d2 = get_field(f, d2);
-
- if (b2 == 0) {
- o->in2 = tcg_const_i64(d2 & mask);
- } else {
- o->in2 = get_address(s, 0, b2, d2);
- tcg_gen_andi_i64(o->in2, o->in2, mask);
- }
-}
-
-static ExitStatus help_goto_direct(DisasContext *s, uint64_t dest)
-{
- if (dest == s->next_pc) {
- per_branch(s, true);
- return NO_EXIT;
- }
- if (use_goto_tb(s, dest)) {
- update_cc_op(s);
- per_breaking_event(s);
- tcg_gen_goto_tb(0);
- tcg_gen_movi_i64(psw_addr, dest);
- tcg_gen_exit_tb((uintptr_t)s->tb);
- return EXIT_GOTO_TB;
- } else {
- tcg_gen_movi_i64(psw_addr, dest);
- per_branch(s, false);
- return EXIT_PC_UPDATED;
- }
-}
-
-static ExitStatus help_branch(DisasContext *s, DisasCompare *c,
- bool is_imm, int imm, TCGv_i64 cdest)
-{
- ExitStatus ret;
- uint64_t dest = s->pc + 2 * imm;
- TCGLabel *lab;
-
- /* Take care of the special cases first. */
- if (c->cond == TCG_COND_NEVER) {
- ret = NO_EXIT;
- goto egress;
- }
- if (is_imm) {
- if (dest == s->next_pc) {
- /* Branch to next. */
- per_branch(s, true);
- ret = NO_EXIT;
- goto egress;
- }
- if (c->cond == TCG_COND_ALWAYS) {
- ret = help_goto_direct(s, dest);
- goto egress;
- }
- } else {
- if (TCGV_IS_UNUSED_I64(cdest)) {
- /* E.g. bcr %r0 -> no branch. */
- ret = NO_EXIT;
- goto egress;
- }
- if (c->cond == TCG_COND_ALWAYS) {
- tcg_gen_mov_i64(psw_addr, cdest);
- per_branch(s, false);
- ret = EXIT_PC_UPDATED;
- goto egress;
- }
- }
-
- if (use_goto_tb(s, s->next_pc)) {
- if (is_imm && use_goto_tb(s, dest)) {
- /* Both exits can use goto_tb. */
- update_cc_op(s);
-
- lab = gen_new_label();
- if (c->is_64) {
- tcg_gen_brcond_i64(c->cond, c->u.s64.a, c->u.s64.b, lab);
- } else {
- tcg_gen_brcond_i32(c->cond, c->u.s32.a, c->u.s32.b, lab);
- }
-
- /* Branch not taken. */
- tcg_gen_goto_tb(0);
- tcg_gen_movi_i64(psw_addr, s->next_pc);
- tcg_gen_exit_tb((uintptr_t)s->tb + 0);
-
- /* Branch taken. */
- gen_set_label(lab);
- per_breaking_event(s);
- tcg_gen_goto_tb(1);
- tcg_gen_movi_i64(psw_addr, dest);
- tcg_gen_exit_tb((uintptr_t)s->tb + 1);
-
- ret = EXIT_GOTO_TB;
- } else {
- /* Fallthru can use goto_tb, but taken branch cannot. */
- /* Store taken branch destination before the brcond. This
- avoids having to allocate a new local temp to hold it.
- We'll overwrite this in the not taken case anyway. */
- if (!is_imm) {
- tcg_gen_mov_i64(psw_addr, cdest);
- }
-
- lab = gen_new_label();
- if (c->is_64) {
- tcg_gen_brcond_i64(c->cond, c->u.s64.a, c->u.s64.b, lab);
- } else {
- tcg_gen_brcond_i32(c->cond, c->u.s32.a, c->u.s32.b, lab);
- }
-
- /* Branch not taken. */
- update_cc_op(s);
- tcg_gen_goto_tb(0);
- tcg_gen_movi_i64(psw_addr, s->next_pc);
- tcg_gen_exit_tb((uintptr_t)s->tb + 0);
-
- gen_set_label(lab);
- if (is_imm) {
- tcg_gen_movi_i64(psw_addr, dest);
- }
- per_breaking_event(s);
- ret = EXIT_PC_UPDATED;
- }
- } else {
- /* Fallthru cannot use goto_tb. This by itself is vanishingly rare.
- Most commonly we're single-stepping or some other condition that
- disables all use of goto_tb. Just update the PC and exit. */
-
- TCGv_i64 next = tcg_const_i64(s->next_pc);
- if (is_imm) {
- cdest = tcg_const_i64(dest);
- }
-
- if (c->is_64) {
- tcg_gen_movcond_i64(c->cond, psw_addr, c->u.s64.a, c->u.s64.b,
- cdest, next);
- per_branch_cond(s, c->cond, c->u.s64.a, c->u.s64.b);
- } else {
- TCGv_i32 t0 = tcg_temp_new_i32();
- TCGv_i64 t1 = tcg_temp_new_i64();
- TCGv_i64 z = tcg_const_i64(0);
- tcg_gen_setcond_i32(c->cond, t0, c->u.s32.a, c->u.s32.b);
- tcg_gen_extu_i32_i64(t1, t0);
- tcg_temp_free_i32(t0);
- tcg_gen_movcond_i64(TCG_COND_NE, psw_addr, t1, z, cdest, next);
- per_branch_cond(s, TCG_COND_NE, t1, z);
- tcg_temp_free_i64(t1);
- tcg_temp_free_i64(z);
- }
-
- if (is_imm) {
- tcg_temp_free_i64(cdest);
- }
- tcg_temp_free_i64(next);
-
- ret = EXIT_PC_UPDATED;
- }
-
- egress:
- free_compare(c);
- return ret;
-}
-
-/* ====================================================================== */
-/* The operations. These perform the bulk of the work for any insn,
- usually after the operands have been loaded and output initialized. */
-
-static ExitStatus op_abs(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 z, n;
- z = tcg_const_i64(0);
- n = tcg_temp_new_i64();
- tcg_gen_neg_i64(n, o->in2);
- tcg_gen_movcond_i64(TCG_COND_LT, o->out, o->in2, z, n, o->in2);
- tcg_temp_free_i64(n);
- tcg_temp_free_i64(z);
- return NO_EXIT;
-}
-
-static ExitStatus op_absf32(DisasContext *s, DisasOps *o)
-{
- tcg_gen_andi_i64(o->out, o->in2, 0x7fffffffull);
- return NO_EXIT;
-}
-
-static ExitStatus op_absf64(DisasContext *s, DisasOps *o)
-{
- tcg_gen_andi_i64(o->out, o->in2, 0x7fffffffffffffffull);
- return NO_EXIT;
-}
-
-static ExitStatus op_absf128(DisasContext *s, DisasOps *o)
-{
- tcg_gen_andi_i64(o->out, o->in1, 0x7fffffffffffffffull);
- tcg_gen_mov_i64(o->out2, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_add(DisasContext *s, DisasOps *o)
-{
- tcg_gen_add_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_addc(DisasContext *s, DisasOps *o)
-{
- DisasCompare cmp;
- TCGv_i64 carry;
-
- tcg_gen_add_i64(o->out, o->in1, o->in2);
-
- /* The carry flag is the msb of CC, therefore the branch mask that would
- create that comparison is 3. Feeding the generated comparison to
- setcond produces the carry flag that we desire. */
- disas_jcc(s, &cmp, 3);
- carry = tcg_temp_new_i64();
- if (cmp.is_64) {
- tcg_gen_setcond_i64(cmp.cond, carry, cmp.u.s64.a, cmp.u.s64.b);
- } else {
- TCGv_i32 t = tcg_temp_new_i32();
- tcg_gen_setcond_i32(cmp.cond, t, cmp.u.s32.a, cmp.u.s32.b);
- tcg_gen_extu_i32_i64(carry, t);
- tcg_temp_free_i32(t);
- }
- free_compare(&cmp);
-
- tcg_gen_add_i64(o->out, o->out, carry);
- tcg_temp_free_i64(carry);
- return NO_EXIT;
-}
-
-static ExitStatus op_aeb(DisasContext *s, DisasOps *o)
-{
- gen_helper_aeb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_adb(DisasContext *s, DisasOps *o)
-{
- gen_helper_adb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_axb(DisasContext *s, DisasOps *o)
-{
- gen_helper_axb(o->out, cpu_env, o->out, o->out2, o->in1, o->in2);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_and(DisasContext *s, DisasOps *o)
-{
- tcg_gen_and_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_andi(DisasContext *s, DisasOps *o)
-{
- int shift = s->insn->data & 0xff;
- int size = s->insn->data >> 8;
- uint64_t mask = ((1ull << size) - 1) << shift;
-
- assert(!o->g_in2);
- tcg_gen_shli_i64(o->in2, o->in2, shift);
- tcg_gen_ori_i64(o->in2, o->in2, ~mask);
- tcg_gen_and_i64(o->out, o->in1, o->in2);
-
- /* Produce the CC from only the bits manipulated. */
- tcg_gen_andi_i64(cc_dst, o->out, mask);
- set_cc_nz_u64(s, cc_dst);
- return NO_EXIT;
-}
-
-static ExitStatus op_bas(DisasContext *s, DisasOps *o)
-{
- tcg_gen_movi_i64(o->out, pc_to_link_info(s, s->next_pc));
- if (!TCGV_IS_UNUSED_I64(o->in2)) {
- tcg_gen_mov_i64(psw_addr, o->in2);
- per_branch(s, false);
- return EXIT_PC_UPDATED;
- } else {
- return NO_EXIT;
- }
-}
-
-static ExitStatus op_basi(DisasContext *s, DisasOps *o)
-{
- tcg_gen_movi_i64(o->out, pc_to_link_info(s, s->next_pc));
- return help_goto_direct(s, s->pc + 2 * get_field(s->fields, i2));
-}
-
-static ExitStatus op_bc(DisasContext *s, DisasOps *o)
-{
- int m1 = get_field(s->fields, m1);
- bool is_imm = have_field(s->fields, i2);
- int imm = is_imm ? get_field(s->fields, i2) : 0;
- DisasCompare c;
-
- disas_jcc(s, &c, m1);
- return help_branch(s, &c, is_imm, imm, o->in2);
-}
-
-static ExitStatus op_bct32(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- bool is_imm = have_field(s->fields, i2);
- int imm = is_imm ? get_field(s->fields, i2) : 0;
- DisasCompare c;
- TCGv_i64 t;
-
- c.cond = TCG_COND_NE;
- c.is_64 = false;
- c.g1 = false;
- c.g2 = false;
-
- t = tcg_temp_new_i64();
- tcg_gen_subi_i64(t, regs[r1], 1);
- store_reg32_i64(r1, t);
- c.u.s32.a = tcg_temp_new_i32();
- c.u.s32.b = tcg_const_i32(0);
- tcg_gen_extrl_i64_i32(c.u.s32.a, t);
- tcg_temp_free_i64(t);
-
- return help_branch(s, &c, is_imm, imm, o->in2);
-}
-
-static ExitStatus op_bcth(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- int imm = get_field(s->fields, i2);
- DisasCompare c;
- TCGv_i64 t;
-
- c.cond = TCG_COND_NE;
- c.is_64 = false;
- c.g1 = false;
- c.g2 = false;
-
- t = tcg_temp_new_i64();
- tcg_gen_shri_i64(t, regs[r1], 32);
- tcg_gen_subi_i64(t, t, 1);
- store_reg32h_i64(r1, t);
- c.u.s32.a = tcg_temp_new_i32();
- c.u.s32.b = tcg_const_i32(0);
- tcg_gen_extrl_i64_i32(c.u.s32.a, t);
- tcg_temp_free_i64(t);
-
- return help_branch(s, &c, 1, imm, o->in2);
-}
-
-static ExitStatus op_bct64(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- bool is_imm = have_field(s->fields, i2);
- int imm = is_imm ? get_field(s->fields, i2) : 0;
- DisasCompare c;
-
- c.cond = TCG_COND_NE;
- c.is_64 = true;
- c.g1 = true;
- c.g2 = false;
-
- tcg_gen_subi_i64(regs[r1], regs[r1], 1);
- c.u.s64.a = regs[r1];
- c.u.s64.b = tcg_const_i64(0);
-
- return help_branch(s, &c, is_imm, imm, o->in2);
-}
-
-static ExitStatus op_bx32(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- int r3 = get_field(s->fields, r3);
- bool is_imm = have_field(s->fields, i2);
- int imm = is_imm ? get_field(s->fields, i2) : 0;
- DisasCompare c;
- TCGv_i64 t;
-
- c.cond = (s->insn->data ? TCG_COND_LE : TCG_COND_GT);
- c.is_64 = false;
- c.g1 = false;
- c.g2 = false;
-
- t = tcg_temp_new_i64();
- tcg_gen_add_i64(t, regs[r1], regs[r3]);
- c.u.s32.a = tcg_temp_new_i32();
- c.u.s32.b = tcg_temp_new_i32();
- tcg_gen_extrl_i64_i32(c.u.s32.a, t);
- tcg_gen_extrl_i64_i32(c.u.s32.b, regs[r3 | 1]);
- store_reg32_i64(r1, t);
- tcg_temp_free_i64(t);
-
- return help_branch(s, &c, is_imm, imm, o->in2);
-}
-
-static ExitStatus op_bx64(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- int r3 = get_field(s->fields, r3);
- bool is_imm = have_field(s->fields, i2);
- int imm = is_imm ? get_field(s->fields, i2) : 0;
- DisasCompare c;
-
- c.cond = (s->insn->data ? TCG_COND_LE : TCG_COND_GT);
- c.is_64 = true;
-
- if (r1 == (r3 | 1)) {
- c.u.s64.b = load_reg(r3 | 1);
- c.g2 = false;
- } else {
- c.u.s64.b = regs[r3 | 1];
- c.g2 = true;
- }
-
- tcg_gen_add_i64(regs[r1], regs[r1], regs[r3]);
- c.u.s64.a = regs[r1];
- c.g1 = true;
-
- return help_branch(s, &c, is_imm, imm, o->in2);
-}
-
-static ExitStatus op_cj(DisasContext *s, DisasOps *o)
-{
- int imm, m3 = get_field(s->fields, m3);
- bool is_imm;
- DisasCompare c;
-
- c.cond = ltgt_cond[m3];
- if (s->insn->data) {
- c.cond = tcg_unsigned_cond(c.cond);
- }
- c.is_64 = c.g1 = c.g2 = true;
- c.u.s64.a = o->in1;
- c.u.s64.b = o->in2;
-
- is_imm = have_field(s->fields, i4);
- if (is_imm) {
- imm = get_field(s->fields, i4);
- } else {
- imm = 0;
- o->out = get_address(s, 0, get_field(s->fields, b4),
- get_field(s->fields, d4));
- }
-
- return help_branch(s, &c, is_imm, imm, o->out);
-}
-
-static ExitStatus op_ceb(DisasContext *s, DisasOps *o)
-{
- gen_helper_ceb(cc_op, cpu_env, o->in1, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_cdb(DisasContext *s, DisasOps *o)
-{
- gen_helper_cdb(cc_op, cpu_env, o->in1, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_cxb(DisasContext *s, DisasOps *o)
-{
- gen_helper_cxb(cc_op, cpu_env, o->out, o->out2, o->in1, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_cfeb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cfeb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f32(s, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_cfdb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cfdb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f64(s, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_cfxb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cfxb(o->out, cpu_env, o->in1, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f128(s, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_cgeb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cgeb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f32(s, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_cgdb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cgdb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f64(s, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_cgxb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cgxb(o->out, cpu_env, o->in1, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f128(s, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_clfeb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_clfeb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f32(s, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_clfdb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_clfdb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f64(s, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_clfxb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_clfxb(o->out, cpu_env, o->in1, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f128(s, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_clgeb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_clgeb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f32(s, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_clgdb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_clgdb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f64(s, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_clgxb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_clgxb(o->out, cpu_env, o->in1, o->in2, m3);
- tcg_temp_free_i32(m3);
- gen_set_cc_nz_f128(s, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_cegb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cegb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- return NO_EXIT;
-}
-
-static ExitStatus op_cdgb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cdgb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- return NO_EXIT;
-}
-
-static ExitStatus op_cxgb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cxgb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_celgb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_celgb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- return NO_EXIT;
-}
-
-static ExitStatus op_cdlgb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cdlgb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- return NO_EXIT;
-}
-
-static ExitStatus op_cxlgb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_cxlgb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_cksm(DisasContext *s, DisasOps *o)
-{
- int r2 = get_field(s->fields, r2);
- TCGv_i64 len = tcg_temp_new_i64();
-
- potential_page_fault(s);
- gen_helper_cksm(len, cpu_env, o->in1, o->in2, regs[r2 + 1]);
- set_cc_static(s);
- return_low128(o->out);
-
- tcg_gen_add_i64(regs[r2], regs[r2], len);
- tcg_gen_sub_i64(regs[r2 + 1], regs[r2 + 1], len);
- tcg_temp_free_i64(len);
-
- return NO_EXIT;
-}
-
-static ExitStatus op_clc(DisasContext *s, DisasOps *o)
-{
- int l = get_field(s->fields, l1);
- TCGv_i32 vl;
-
- switch (l + 1) {
- case 1:
- tcg_gen_qemu_ld8u(cc_src, o->addr1, get_mem_index(s));
- tcg_gen_qemu_ld8u(cc_dst, o->in2, get_mem_index(s));
- break;
- case 2:
- tcg_gen_qemu_ld16u(cc_src, o->addr1, get_mem_index(s));
- tcg_gen_qemu_ld16u(cc_dst, o->in2, get_mem_index(s));
- break;
- case 4:
- tcg_gen_qemu_ld32u(cc_src, o->addr1, get_mem_index(s));
- tcg_gen_qemu_ld32u(cc_dst, o->in2, get_mem_index(s));
- break;
- case 8:
- tcg_gen_qemu_ld64(cc_src, o->addr1, get_mem_index(s));
- tcg_gen_qemu_ld64(cc_dst, o->in2, get_mem_index(s));
- break;
- default:
- potential_page_fault(s);
- vl = tcg_const_i32(l);
- gen_helper_clc(cc_op, cpu_env, vl, o->addr1, o->in2);
- tcg_temp_free_i32(vl);
- set_cc_static(s);
- return NO_EXIT;
- }
- gen_op_update2_cc_i64(s, CC_OP_LTUGTU_64, cc_src, cc_dst);
- return NO_EXIT;
-}
-
-static ExitStatus op_clcle(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
- potential_page_fault(s);
- gen_helper_clcle(cc_op, cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_clm(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- TCGv_i32 t1 = tcg_temp_new_i32();
- tcg_gen_extrl_i64_i32(t1, o->in1);
- potential_page_fault(s);
- gen_helper_clm(cc_op, cpu_env, t1, m3, o->in2);
- set_cc_static(s);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(m3);
- return NO_EXIT;
-}
-
-static ExitStatus op_clst(DisasContext *s, DisasOps *o)
-{
- potential_page_fault(s);
- gen_helper_clst(o->in1, cpu_env, regs[0], o->in1, o->in2);
- set_cc_static(s);
- return_low128(o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_cps(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 t = tcg_temp_new_i64();
- tcg_gen_andi_i64(t, o->in1, 0x8000000000000000ull);
- tcg_gen_andi_i64(o->out, o->in2, 0x7fffffffffffffffull);
- tcg_gen_or_i64(o->out, o->out, t);
- tcg_temp_free_i64(t);
- return NO_EXIT;
-}
-
-static ExitStatus op_cs(DisasContext *s, DisasOps *o)
-{
- /* FIXME: needs an atomic solution for CONFIG_USER_ONLY. */
- int d2 = get_field(s->fields, d2);
- int b2 = get_field(s->fields, b2);
- int is_64 = s->insn->data;
- TCGv_i64 addr, mem, cc, z;
-
- /* Note that in1 = R3 (new value) and
- in2 = (zero-extended) R1 (expected value). */
-
- /* Load the memory into the (temporary) output. While the PoO only talks
- about moving the memory to R1 on inequality, if we include equality it
- means that R1 is equal to the memory in all conditions. */
- addr = get_address(s, 0, b2, d2);
- if (is_64) {
- tcg_gen_qemu_ld64(o->out, addr, get_mem_index(s));
- } else {
- tcg_gen_qemu_ld32u(o->out, addr, get_mem_index(s));
- }
-
- /* Are the memory and expected values (un)equal? Note that this setcond
- produces the output CC value, thus the NE sense of the test. */
- cc = tcg_temp_new_i64();
- tcg_gen_setcond_i64(TCG_COND_NE, cc, o->in2, o->out);
-
- /* If the memory and expected values are equal (CC==0), copy R3 to MEM.
- Recall that we are allowed to unconditionally issue the store (and
- thus any possible write trap), so (re-)store the original contents
- of MEM in case of inequality. */
- z = tcg_const_i64(0);
- mem = tcg_temp_new_i64();
- tcg_gen_movcond_i64(TCG_COND_EQ, mem, cc, z, o->in1, o->out);
- if (is_64) {
- tcg_gen_qemu_st64(mem, addr, get_mem_index(s));
- } else {
- tcg_gen_qemu_st32(mem, addr, get_mem_index(s));
- }
- tcg_temp_free_i64(z);
- tcg_temp_free_i64(mem);
- tcg_temp_free_i64(addr);
-
- /* Store CC back to cc_op. Wait until after the store so that any
- exception gets the old cc_op value. */
- tcg_gen_extrl_i64_i32(cc_op, cc);
- tcg_temp_free_i64(cc);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_cdsg(DisasContext *s, DisasOps *o)
-{
- /* FIXME: needs an atomic solution for CONFIG_USER_ONLY. */
- int r1 = get_field(s->fields, r1);
- int r3 = get_field(s->fields, r3);
- int d2 = get_field(s->fields, d2);
- int b2 = get_field(s->fields, b2);
- TCGv_i64 addrh, addrl, memh, meml, outh, outl, cc, z;
-
- /* Note that R1:R1+1 = expected value and R3:R3+1 = new value. */
-
- addrh = get_address(s, 0, b2, d2);
- addrl = get_address(s, 0, b2, d2 + 8);
- outh = tcg_temp_new_i64();
- outl = tcg_temp_new_i64();
-
- tcg_gen_qemu_ld64(outh, addrh, get_mem_index(s));
- tcg_gen_qemu_ld64(outl, addrl, get_mem_index(s));
-
- /* Fold the double-word compare with arithmetic. */
- cc = tcg_temp_new_i64();
- z = tcg_temp_new_i64();
- tcg_gen_xor_i64(cc, outh, regs[r1]);
- tcg_gen_xor_i64(z, outl, regs[r1 + 1]);
- tcg_gen_or_i64(cc, cc, z);
- tcg_gen_movi_i64(z, 0);
- tcg_gen_setcond_i64(TCG_COND_NE, cc, cc, z);
-
- memh = tcg_temp_new_i64();
- meml = tcg_temp_new_i64();
- tcg_gen_movcond_i64(TCG_COND_EQ, memh, cc, z, regs[r3], outh);
- tcg_gen_movcond_i64(TCG_COND_EQ, meml, cc, z, regs[r3 + 1], outl);
- tcg_temp_free_i64(z);
-
- tcg_gen_qemu_st64(memh, addrh, get_mem_index(s));
- tcg_gen_qemu_st64(meml, addrl, get_mem_index(s));
- tcg_temp_free_i64(memh);
- tcg_temp_free_i64(meml);
- tcg_temp_free_i64(addrh);
- tcg_temp_free_i64(addrl);
-
- /* Save back state now that we've passed all exceptions. */
- tcg_gen_mov_i64(regs[r1], outh);
- tcg_gen_mov_i64(regs[r1 + 1], outl);
- tcg_gen_extrl_i64_i32(cc_op, cc);
- tcg_temp_free_i64(outh);
- tcg_temp_free_i64(outl);
- tcg_temp_free_i64(cc);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_csp(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- check_privileged(s);
- gen_helper_csp(cc_op, cpu_env, r1, o->in2);
- tcg_temp_free_i32(r1);
- set_cc_static(s);
- return NO_EXIT;
-}
-#endif
-
-static ExitStatus op_cvd(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 t1 = tcg_temp_new_i64();
- TCGv_i32 t2 = tcg_temp_new_i32();
- tcg_gen_extrl_i64_i32(t2, o->in1);
- gen_helper_cvd(t1, t2);
- tcg_temp_free_i32(t2);
- tcg_gen_qemu_st64(t1, o->in2, get_mem_index(s));
- tcg_temp_free_i64(t1);
- return NO_EXIT;
-}
-
-static ExitStatus op_ct(DisasContext *s, DisasOps *o)
-{
- int m3 = get_field(s->fields, m3);
- TCGLabel *lab = gen_new_label();
- TCGCond c;
-
- c = tcg_invert_cond(ltgt_cond[m3]);
- if (s->insn->data) {
- c = tcg_unsigned_cond(c);
- }
- tcg_gen_brcond_i64(c, o->in1, o->in2, lab);
-
- /* Trap. */
- gen_trap(s);
-
- gen_set_label(lab);
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_diag(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
- TCGv_i32 func_code = tcg_const_i32(get_field(s->fields, i2));
-
- check_privileged(s);
- update_psw_addr(s);
- gen_op_calc_cc(s);
-
- gen_helper_diag(cpu_env, r1, r3, func_code);
-
- tcg_temp_free_i32(func_code);
- tcg_temp_free_i32(r3);
- tcg_temp_free_i32(r1);
- return NO_EXIT;
-}
-#endif
-
-static ExitStatus op_divs32(DisasContext *s, DisasOps *o)
-{
- gen_helper_divs32(o->out2, cpu_env, o->in1, o->in2);
- return_low128(o->out);
- return NO_EXIT;
-}
-
-static ExitStatus op_divu32(DisasContext *s, DisasOps *o)
-{
- gen_helper_divu32(o->out2, cpu_env, o->in1, o->in2);
- return_low128(o->out);
- return NO_EXIT;
-}
-
-static ExitStatus op_divs64(DisasContext *s, DisasOps *o)
-{
- gen_helper_divs64(o->out2, cpu_env, o->in1, o->in2);
- return_low128(o->out);
- return NO_EXIT;
-}
-
-static ExitStatus op_divu64(DisasContext *s, DisasOps *o)
-{
- gen_helper_divu64(o->out2, cpu_env, o->out, o->out2, o->in2);
- return_low128(o->out);
- return NO_EXIT;
-}
-
-static ExitStatus op_deb(DisasContext *s, DisasOps *o)
-{
- gen_helper_deb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_ddb(DisasContext *s, DisasOps *o)
-{
- gen_helper_ddb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_dxb(DisasContext *s, DisasOps *o)
-{
- gen_helper_dxb(o->out, cpu_env, o->out, o->out2, o->in1, o->in2);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_ear(DisasContext *s, DisasOps *o)
-{
- int r2 = get_field(s->fields, r2);
- tcg_gen_ld32u_i64(o->out, cpu_env, offsetof(CPUS390XState, aregs[r2]));
- return NO_EXIT;
-}
-
-static ExitStatus op_ecag(DisasContext *s, DisasOps *o)
-{
- /* No cache information provided. */
- tcg_gen_movi_i64(o->out, -1);
- return NO_EXIT;
-}
-
-static ExitStatus op_efpc(DisasContext *s, DisasOps *o)
-{
- tcg_gen_ld32u_i64(o->out, cpu_env, offsetof(CPUS390XState, fpc));
- return NO_EXIT;
-}
-
-static ExitStatus op_epsw(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- int r2 = get_field(s->fields, r2);
- TCGv_i64 t = tcg_temp_new_i64();
-
- /* Note the "subsequently" in the PoO, which implies a defined result
- if r1 == r2. Thus we cannot defer these writes to an output hook. */
- tcg_gen_shri_i64(t, psw_mask, 32);
- store_reg32_i64(r1, t);
- if (r2 != 0) {
- store_reg32_i64(r2, psw_mask);
- }
-
- tcg_temp_free_i64(t);
- return NO_EXIT;
-}
-
-static ExitStatus op_ex(DisasContext *s, DisasOps *o)
-{
- /* ??? Perhaps a better way to implement EXECUTE is to set a bit in
- tb->flags, (ab)use the tb->cs_base field as the address of
- the template in memory, and grab 8 bits of tb->flags/cflags for
- the contents of the register. We would then recognize all this
- in gen_intermediate_code_internal, generating code for exactly
- one instruction. This new TB then gets executed normally.
-
- On the other hand, this seems to be mostly used for modifying
- MVC inside of memcpy, which needs a helper call anyway. So
- perhaps this doesn't bear thinking about any further. */
-
- TCGv_i64 tmp;
-
- update_psw_addr(s);
- gen_op_calc_cc(s);
-
- tmp = tcg_const_i64(s->next_pc);
- gen_helper_ex(cc_op, cpu_env, cc_op, o->in1, o->in2, tmp);
- tcg_temp_free_i64(tmp);
-
- return NO_EXIT;
-}
-
-static ExitStatus op_fieb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_fieb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- return NO_EXIT;
-}
-
-static ExitStatus op_fidb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_fidb(o->out, cpu_env, o->in2, m3);
- tcg_temp_free_i32(m3);
- return NO_EXIT;
-}
-
-static ExitStatus op_fixb(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 m3 = tcg_const_i32(get_field(s->fields, m3));
- gen_helper_fixb(o->out, cpu_env, o->in1, o->in2, m3);
- return_low128(o->out2);
- tcg_temp_free_i32(m3);
- return NO_EXIT;
-}
-
-static ExitStatus op_flogr(DisasContext *s, DisasOps *o)
-{
- /* We'll use the original input for cc computation, since we get to
- compare that against 0, which ought to be better than comparing
- the real output against 64. It also lets cc_dst be a convenient
- temporary during our computation. */
- gen_op_update1_cc_i64(s, CC_OP_FLOGR, o->in2);
-
- /* R1 = IN ? CLZ(IN) : 64. */
- gen_helper_clz(o->out, o->in2);
-
- /* R1+1 = IN & ~(found bit). Note that we may attempt to shift this
- value by 64, which is undefined. But since the shift is 64 iff the
- input is zero, we still get the correct result after and'ing. */
- tcg_gen_movi_i64(o->out2, 0x8000000000000000ull);
- tcg_gen_shr_i64(o->out2, o->out2, o->out);
- tcg_gen_andc_i64(o->out2, cc_dst, o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_icm(DisasContext *s, DisasOps *o)
-{
- int m3 = get_field(s->fields, m3);
- int pos, len, base = s->insn->data;
- TCGv_i64 tmp = tcg_temp_new_i64();
- uint64_t ccm;
-
- switch (m3) {
- case 0xf:
- /* Effectively a 32-bit load. */
- tcg_gen_qemu_ld32u(tmp, o->in2, get_mem_index(s));
- len = 32;
- goto one_insert;
-
- case 0xc:
- case 0x6:
- case 0x3:
- /* Effectively a 16-bit load. */
- tcg_gen_qemu_ld16u(tmp, o->in2, get_mem_index(s));
- len = 16;
- goto one_insert;
-
- case 0x8:
- case 0x4:
- case 0x2:
- case 0x1:
- /* Effectively an 8-bit load. */
- tcg_gen_qemu_ld8u(tmp, o->in2, get_mem_index(s));
- len = 8;
- goto one_insert;
-
- one_insert:
- pos = base + ctz32(m3) * 8;
- tcg_gen_deposit_i64(o->out, o->out, tmp, pos, len);
- ccm = ((1ull << len) - 1) << pos;
- break;
-
- default:
- /* This is going to be a sequence of loads and inserts. */
- pos = base + 32 - 8;
- ccm = 0;
- while (m3) {
- if (m3 & 0x8) {
- tcg_gen_qemu_ld8u(tmp, o->in2, get_mem_index(s));
- tcg_gen_addi_i64(o->in2, o->in2, 1);
- tcg_gen_deposit_i64(o->out, o->out, tmp, pos, 8);
- ccm |= 0xff << pos;
- }
- m3 = (m3 << 1) & 0xf;
- pos -= 8;
- }
- break;
- }
-
- tcg_gen_movi_i64(tmp, ccm);
- gen_op_update2_cc_i64(s, CC_OP_ICM, tmp, o->out);
- tcg_temp_free_i64(tmp);
- return NO_EXIT;
-}
-
-static ExitStatus op_insi(DisasContext *s, DisasOps *o)
-{
- int shift = s->insn->data & 0xff;
- int size = s->insn->data >> 8;
- tcg_gen_deposit_i64(o->out, o->in1, o->in2, shift, size);
- return NO_EXIT;
-}
-
-static ExitStatus op_ipm(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 t1;
-
- gen_op_calc_cc(s);
- tcg_gen_andi_i64(o->out, o->out, ~0xff000000ull);
-
- t1 = tcg_temp_new_i64();
- tcg_gen_shli_i64(t1, psw_mask, 20);
- tcg_gen_shri_i64(t1, t1, 36);
- tcg_gen_or_i64(o->out, o->out, t1);
-
- tcg_gen_extu_i32_i64(t1, cc_op);
- tcg_gen_shli_i64(t1, t1, 28);
- tcg_gen_or_i64(o->out, o->out, t1);
- tcg_temp_free_i64(t1);
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_ipte(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_ipte(cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_iske(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_iske(o->out, cpu_env, o->in2);
- return NO_EXIT;
-}
-#endif
-
-static ExitStatus op_ldeb(DisasContext *s, DisasOps *o)
-{
- gen_helper_ldeb(o->out, cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_ledb(DisasContext *s, DisasOps *o)
-{
- gen_helper_ledb(o->out, cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_ldxb(DisasContext *s, DisasOps *o)
-{
- gen_helper_ldxb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_lexb(DisasContext *s, DisasOps *o)
-{
- gen_helper_lexb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_lxdb(DisasContext *s, DisasOps *o)
-{
- gen_helper_lxdb(o->out, cpu_env, o->in2);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_lxeb(DisasContext *s, DisasOps *o)
-{
- gen_helper_lxeb(o->out, cpu_env, o->in2);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_llgt(DisasContext *s, DisasOps *o)
-{
- tcg_gen_andi_i64(o->out, o->in2, 0x7fffffff);
- return NO_EXIT;
-}
-
-static ExitStatus op_ld8s(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_ld8s(o->out, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_ld8u(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_ld8u(o->out, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_ld16s(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_ld16s(o->out, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_ld16u(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_ld16u(o->out, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_ld32s(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_ld32s(o->out, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_ld32u(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_ld32u(o->out, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_ld64(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_ld64(o->out, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_lat(DisasContext *s, DisasOps *o)
-{
- TCGLabel *lab = gen_new_label();
- store_reg32_i64(get_field(s->fields, r1), o->in2);
- /* The value is stored even in case of trap. */
- tcg_gen_brcondi_i64(TCG_COND_NE, o->in2, 0, lab);
- gen_trap(s);
- gen_set_label(lab);
- return NO_EXIT;
-}
-
-static ExitStatus op_lgat(DisasContext *s, DisasOps *o)
-{
- TCGLabel *lab = gen_new_label();
- tcg_gen_qemu_ld64(o->out, o->in2, get_mem_index(s));
- /* The value is stored even in case of trap. */
- tcg_gen_brcondi_i64(TCG_COND_NE, o->out, 0, lab);
- gen_trap(s);
- gen_set_label(lab);
- return NO_EXIT;
-}
-
-static ExitStatus op_lfhat(DisasContext *s, DisasOps *o)
-{
- TCGLabel *lab = gen_new_label();
- store_reg32h_i64(get_field(s->fields, r1), o->in2);
- /* The value is stored even in case of trap. */
- tcg_gen_brcondi_i64(TCG_COND_NE, o->in2, 0, lab);
- gen_trap(s);
- gen_set_label(lab);
- return NO_EXIT;
-}
-
-static ExitStatus op_llgfat(DisasContext *s, DisasOps *o)
-{
- TCGLabel *lab = gen_new_label();
- tcg_gen_qemu_ld32u(o->out, o->in2, get_mem_index(s));
- /* The value is stored even in case of trap. */
- tcg_gen_brcondi_i64(TCG_COND_NE, o->out, 0, lab);
- gen_trap(s);
- gen_set_label(lab);
- return NO_EXIT;
-}
-
-static ExitStatus op_llgtat(DisasContext *s, DisasOps *o)
-{
- TCGLabel *lab = gen_new_label();
- tcg_gen_andi_i64(o->out, o->in2, 0x7fffffff);
- /* The value is stored even in case of trap. */
- tcg_gen_brcondi_i64(TCG_COND_NE, o->out, 0, lab);
- gen_trap(s);
- gen_set_label(lab);
- return NO_EXIT;
-}
-
-static ExitStatus op_loc(DisasContext *s, DisasOps *o)
-{
- DisasCompare c;
-
- disas_jcc(s, &c, get_field(s->fields, m3));
-
- if (c.is_64) {
- tcg_gen_movcond_i64(c.cond, o->out, c.u.s64.a, c.u.s64.b,
- o->in2, o->in1);
- free_compare(&c);
- } else {
- TCGv_i32 t32 = tcg_temp_new_i32();
- TCGv_i64 t, z;
-
- tcg_gen_setcond_i32(c.cond, t32, c.u.s32.a, c.u.s32.b);
- free_compare(&c);
-
- t = tcg_temp_new_i64();
- tcg_gen_extu_i32_i64(t, t32);
- tcg_temp_free_i32(t32);
-
- z = tcg_const_i64(0);
- tcg_gen_movcond_i64(TCG_COND_NE, o->out, t, z, o->in2, o->in1);
- tcg_temp_free_i64(t);
- tcg_temp_free_i64(z);
- }
-
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_lctl(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_lctl(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
- return NO_EXIT;
-}
-
-static ExitStatus op_lctlg(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_lctlg(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
- return NO_EXIT;
-}
-static ExitStatus op_lra(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_lra(o->out, cpu_env, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_lpsw(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 t1, t2;
-
- check_privileged(s);
- per_breaking_event(s);
-
- t1 = tcg_temp_new_i64();
- t2 = tcg_temp_new_i64();
- tcg_gen_qemu_ld32u(t1, o->in2, get_mem_index(s));
- tcg_gen_addi_i64(o->in2, o->in2, 4);
- tcg_gen_qemu_ld32u(t2, o->in2, get_mem_index(s));
- /* Convert the 32-bit PSW_MASK into the 64-bit PSW_MASK. */
- tcg_gen_shli_i64(t1, t1, 32);
- gen_helper_load_psw(cpu_env, t1, t2);
- tcg_temp_free_i64(t1);
- tcg_temp_free_i64(t2);
- return EXIT_NORETURN;
-}
-
-static ExitStatus op_lpswe(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 t1, t2;
-
- check_privileged(s);
- per_breaking_event(s);
-
- t1 = tcg_temp_new_i64();
- t2 = tcg_temp_new_i64();
- tcg_gen_qemu_ld64(t1, o->in2, get_mem_index(s));
- tcg_gen_addi_i64(o->in2, o->in2, 8);
- tcg_gen_qemu_ld64(t2, o->in2, get_mem_index(s));
- gen_helper_load_psw(cpu_env, t1, t2);
- tcg_temp_free_i64(t1);
- tcg_temp_free_i64(t2);
- return EXIT_NORETURN;
-}
-#endif
-
-static ExitStatus op_lam(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
- potential_page_fault(s);
- gen_helper_lam(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
- return NO_EXIT;
-}
-
-static ExitStatus op_lm32(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- int r3 = get_field(s->fields, r3);
- TCGv_i64 t1, t2;
-
- /* Only one register to read. */
- t1 = tcg_temp_new_i64();
- if (unlikely(r1 == r3)) {
- tcg_gen_qemu_ld32u(t1, o->in2, get_mem_index(s));
- store_reg32_i64(r1, t1);
- tcg_temp_free(t1);
- return NO_EXIT;
- }
-
- /* First load the values of the first and last registers to trigger
- possible page faults. */
- t2 = tcg_temp_new_i64();
- tcg_gen_qemu_ld32u(t1, o->in2, get_mem_index(s));
- tcg_gen_addi_i64(t2, o->in2, 4 * ((r3 - r1) & 15));
- tcg_gen_qemu_ld32u(t2, t2, get_mem_index(s));
- store_reg32_i64(r1, t1);
- store_reg32_i64(r3, t2);
-
- /* Only two registers to read. */
- if (((r1 + 1) & 15) == r3) {
- tcg_temp_free(t2);
- tcg_temp_free(t1);
- return NO_EXIT;
- }
-
- /* Then load the remaining registers. Page fault can't occur. */
- r3 = (r3 - 1) & 15;
- tcg_gen_movi_i64(t2, 4);
- while (r1 != r3) {
- r1 = (r1 + 1) & 15;
- tcg_gen_add_i64(o->in2, o->in2, t2);
- tcg_gen_qemu_ld32u(t1, o->in2, get_mem_index(s));
- store_reg32_i64(r1, t1);
- }
- tcg_temp_free(t2);
- tcg_temp_free(t1);
-
- return NO_EXIT;
-}
-
-static ExitStatus op_lmh(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- int r3 = get_field(s->fields, r3);
- TCGv_i64 t1, t2;
-
- /* Only one register to read. */
- t1 = tcg_temp_new_i64();
- if (unlikely(r1 == r3)) {
- tcg_gen_qemu_ld32u(t1, o->in2, get_mem_index(s));
- store_reg32h_i64(r1, t1);
- tcg_temp_free(t1);
- return NO_EXIT;
- }
-
- /* First load the values of the first and last registers to trigger
- possible page faults. */
- t2 = tcg_temp_new_i64();
- tcg_gen_qemu_ld32u(t1, o->in2, get_mem_index(s));
- tcg_gen_addi_i64(t2, o->in2, 4 * ((r3 - r1) & 15));
- tcg_gen_qemu_ld32u(t2, t2, get_mem_index(s));
- store_reg32h_i64(r1, t1);
- store_reg32h_i64(r3, t2);
-
- /* Only two registers to read. */
- if (((r1 + 1) & 15) == r3) {
- tcg_temp_free(t2);
- tcg_temp_free(t1);
- return NO_EXIT;
- }
-
- /* Then load the remaining registers. Page fault can't occur. */
- r3 = (r3 - 1) & 15;
- tcg_gen_movi_i64(t2, 4);
- while (r1 != r3) {
- r1 = (r1 + 1) & 15;
- tcg_gen_add_i64(o->in2, o->in2, t2);
- tcg_gen_qemu_ld32u(t1, o->in2, get_mem_index(s));
- store_reg32h_i64(r1, t1);
- }
- tcg_temp_free(t2);
- tcg_temp_free(t1);
-
- return NO_EXIT;
-}
-
-static ExitStatus op_lm64(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- int r3 = get_field(s->fields, r3);
- TCGv_i64 t1, t2;
-
- /* Only one register to read. */
- if (unlikely(r1 == r3)) {
- tcg_gen_qemu_ld64(regs[r1], o->in2, get_mem_index(s));
- return NO_EXIT;
- }
-
- /* First load the values of the first and last registers to trigger
- possible page faults. */
- t1 = tcg_temp_new_i64();
- t2 = tcg_temp_new_i64();
- tcg_gen_qemu_ld64(t1, o->in2, get_mem_index(s));
- tcg_gen_addi_i64(t2, o->in2, 8 * ((r3 - r1) & 15));
- tcg_gen_qemu_ld64(regs[r3], t2, get_mem_index(s));
- tcg_gen_mov_i64(regs[r1], t1);
- tcg_temp_free(t2);
-
- /* Only two registers to read. */
- if (((r1 + 1) & 15) == r3) {
- tcg_temp_free(t1);
- return NO_EXIT;
- }
-
- /* Then load the remaining registers. Page fault can't occur. */
- r3 = (r3 - 1) & 15;
- tcg_gen_movi_i64(t1, 8);
- while (r1 != r3) {
- r1 = (r1 + 1) & 15;
- tcg_gen_add_i64(o->in2, o->in2, t1);
- tcg_gen_qemu_ld64(regs[r1], o->in2, get_mem_index(s));
- }
- tcg_temp_free(t1);
-
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_lura(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_lura(o->out, cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_lurag(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_lurag(o->out, cpu_env, o->in2);
- return NO_EXIT;
-}
-#endif
-
-static ExitStatus op_mov2(DisasContext *s, DisasOps *o)
-{
- o->out = o->in2;
- o->g_out = o->g_in2;
- TCGV_UNUSED_I64(o->in2);
- o->g_in2 = false;
- return NO_EXIT;
-}
-
-static ExitStatus op_mov2e(DisasContext *s, DisasOps *o)
-{
- int b2 = get_field(s->fields, b2);
- TCGv ar1 = tcg_temp_new_i64();
-
- o->out = o->in2;
- o->g_out = o->g_in2;
- TCGV_UNUSED_I64(o->in2);
- o->g_in2 = false;
-
- switch (s->tb->flags & FLAG_MASK_ASC) {
- case PSW_ASC_PRIMARY >> 32:
- tcg_gen_movi_i64(ar1, 0);
- break;
- case PSW_ASC_ACCREG >> 32:
- tcg_gen_movi_i64(ar1, 1);
- break;
- case PSW_ASC_SECONDARY >> 32:
- if (b2) {
- tcg_gen_ld32u_i64(ar1, cpu_env, offsetof(CPUS390XState, aregs[b2]));
- } else {
- tcg_gen_movi_i64(ar1, 0);
- }
- break;
- case PSW_ASC_HOME >> 32:
- tcg_gen_movi_i64(ar1, 2);
- break;
- }
-
- tcg_gen_st32_i64(ar1, cpu_env, offsetof(CPUS390XState, aregs[1]));
- tcg_temp_free_i64(ar1);
-
- return NO_EXIT;
-}
-
-static ExitStatus op_movx(DisasContext *s, DisasOps *o)
-{
- o->out = o->in1;
- o->out2 = o->in2;
- o->g_out = o->g_in1;
- o->g_out2 = o->g_in2;
- TCGV_UNUSED_I64(o->in1);
- TCGV_UNUSED_I64(o->in2);
- o->g_in1 = o->g_in2 = false;
- return NO_EXIT;
-}
-
-static ExitStatus op_mvc(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));
- potential_page_fault(s);
- gen_helper_mvc(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
- return NO_EXIT;
-}
-
-static ExitStatus op_mvcl(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r2 = tcg_const_i32(get_field(s->fields, r2));
- potential_page_fault(s);
- gen_helper_mvcl(cc_op, cpu_env, r1, r2);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_mvcle(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
- potential_page_fault(s);
- gen_helper_mvcle(cc_op, cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_mvcp(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, l1);
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_mvcp(cc_op, cpu_env, regs[r1], o->addr1, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_mvcs(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, l1);
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_mvcs(cc_op, cpu_env, regs[r1], o->addr1, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-#endif
-
-static ExitStatus op_mvpg(DisasContext *s, DisasOps *o)
-{
- potential_page_fault(s);
- gen_helper_mvpg(cpu_env, regs[0], o->in1, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_mvst(DisasContext *s, DisasOps *o)
-{
- potential_page_fault(s);
- gen_helper_mvst(o->in1, cpu_env, regs[0], o->in1, o->in2);
- set_cc_static(s);
- return_low128(o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_mul(DisasContext *s, DisasOps *o)
-{
- tcg_gen_mul_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_mul128(DisasContext *s, DisasOps *o)
-{
- tcg_gen_mulu2_i64(o->out2, o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_meeb(DisasContext *s, DisasOps *o)
-{
- gen_helper_meeb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_mdeb(DisasContext *s, DisasOps *o)
-{
- gen_helper_mdeb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_mdb(DisasContext *s, DisasOps *o)
-{
- gen_helper_mdb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_mxb(DisasContext *s, DisasOps *o)
-{
- gen_helper_mxb(o->out, cpu_env, o->out, o->out2, o->in1, o->in2);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_mxdb(DisasContext *s, DisasOps *o)
-{
- gen_helper_mxdb(o->out, cpu_env, o->out, o->out2, o->in2);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_maeb(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 r3 = load_freg32_i64(get_field(s->fields, r3));
- gen_helper_maeb(o->out, cpu_env, o->in1, o->in2, r3);
- tcg_temp_free_i64(r3);
- return NO_EXIT;
-}
-
-static ExitStatus op_madb(DisasContext *s, DisasOps *o)
-{
- int r3 = get_field(s->fields, r3);
- gen_helper_madb(o->out, cpu_env, o->in1, o->in2, fregs[r3]);
- return NO_EXIT;
-}
-
-static ExitStatus op_mseb(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 r3 = load_freg32_i64(get_field(s->fields, r3));
- gen_helper_mseb(o->out, cpu_env, o->in1, o->in2, r3);
- tcg_temp_free_i64(r3);
- return NO_EXIT;
-}
-
-static ExitStatus op_msdb(DisasContext *s, DisasOps *o)
-{
- int r3 = get_field(s->fields, r3);
- gen_helper_msdb(o->out, cpu_env, o->in1, o->in2, fregs[r3]);
- return NO_EXIT;
-}
-
-static ExitStatus op_nabs(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 z, n;
- z = tcg_const_i64(0);
- n = tcg_temp_new_i64();
- tcg_gen_neg_i64(n, o->in2);
- tcg_gen_movcond_i64(TCG_COND_GE, o->out, o->in2, z, n, o->in2);
- tcg_temp_free_i64(n);
- tcg_temp_free_i64(z);
- return NO_EXIT;
-}
-
-static ExitStatus op_nabsf32(DisasContext *s, DisasOps *o)
-{
- tcg_gen_ori_i64(o->out, o->in2, 0x80000000ull);
- return NO_EXIT;
-}
-
-static ExitStatus op_nabsf64(DisasContext *s, DisasOps *o)
-{
- tcg_gen_ori_i64(o->out, o->in2, 0x8000000000000000ull);
- return NO_EXIT;
-}
-
-static ExitStatus op_nabsf128(DisasContext *s, DisasOps *o)
-{
- tcg_gen_ori_i64(o->out, o->in1, 0x8000000000000000ull);
- tcg_gen_mov_i64(o->out2, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_nc(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));
- potential_page_fault(s);
- gen_helper_nc(cc_op, cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_neg(DisasContext *s, DisasOps *o)
-{
- tcg_gen_neg_i64(o->out, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_negf32(DisasContext *s, DisasOps *o)
-{
- tcg_gen_xori_i64(o->out, o->in2, 0x80000000ull);
- return NO_EXIT;
-}
-
-static ExitStatus op_negf64(DisasContext *s, DisasOps *o)
-{
- tcg_gen_xori_i64(o->out, o->in2, 0x8000000000000000ull);
- return NO_EXIT;
-}
-
-static ExitStatus op_negf128(DisasContext *s, DisasOps *o)
-{
- tcg_gen_xori_i64(o->out, o->in1, 0x8000000000000000ull);
- tcg_gen_mov_i64(o->out2, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_oc(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));
- potential_page_fault(s);
- gen_helper_oc(cc_op, cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_or(DisasContext *s, DisasOps *o)
-{
- tcg_gen_or_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_ori(DisasContext *s, DisasOps *o)
-{
- int shift = s->insn->data & 0xff;
- int size = s->insn->data >> 8;
- uint64_t mask = ((1ull << size) - 1) << shift;
-
- assert(!o->g_in2);
- tcg_gen_shli_i64(o->in2, o->in2, shift);
- tcg_gen_or_i64(o->out, o->in1, o->in2);
-
- /* Produce the CC from only the bits manipulated. */
- tcg_gen_andi_i64(cc_dst, o->out, mask);
- set_cc_nz_u64(s, cc_dst);
- return NO_EXIT;
-}
-
-static ExitStatus op_popcnt(DisasContext *s, DisasOps *o)
-{
- gen_helper_popcnt(o->out, o->in2);
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_ptlb(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_ptlb(cpu_env);
- return NO_EXIT;
-}
-#endif
-
-static ExitStatus op_risbg(DisasContext *s, DisasOps *o)
-{
- int i3 = get_field(s->fields, i3);
- int i4 = get_field(s->fields, i4);
- int i5 = get_field(s->fields, i5);
- int do_zero = i4 & 0x80;
- uint64_t mask, imask, pmask;
- int pos, len, rot;
-
- /* Adjust the arguments for the specific insn. */
- switch (s->fields->op2) {
- case 0x55: /* risbg */
- i3 &= 63;
- i4 &= 63;
- pmask = ~0;
- break;
- case 0x5d: /* risbhg */
- i3 &= 31;
- i4 &= 31;
- pmask = 0xffffffff00000000ull;
- break;
- case 0x51: /* risblg */
- i3 &= 31;
- i4 &= 31;
- pmask = 0x00000000ffffffffull;
- break;
- default:
- abort();
- }
-
- /* MASK is the set of bits to be inserted from R2.
- Take care for I3/I4 wraparound. */
- mask = pmask >> i3;
- if (i3 <= i4) {
- mask ^= pmask >> i4 >> 1;
- } else {
- mask |= ~(pmask >> i4 >> 1);
- }
- mask &= pmask;
-
- /* IMASK is the set of bits to be kept from R1. In the case of the high/low
- insns, we need to keep the other half of the register. */
- imask = ~mask | ~pmask;
- if (do_zero) {
- if (s->fields->op2 == 0x55) {
- imask = 0;
- } else {
- imask = ~pmask;
- }
- }
-
- /* In some cases we can implement this with deposit, which can be more
- efficient on some hosts. */
- if (~mask == imask && i3 <= i4) {
- if (s->fields->op2 == 0x5d) {
- i3 += 32, i4 += 32;
- }
- /* Note that we rotate the bits to be inserted to the lsb, not to
- the position as described in the PoO. */
- len = i4 - i3 + 1;
- pos = 63 - i4;
- rot = (i5 - pos) & 63;
- } else {
- pos = len = -1;
- rot = i5 & 63;
- }
-
- /* Rotate the input as necessary. */
- tcg_gen_rotli_i64(o->in2, o->in2, rot);
-
- /* Insert the selected bits into the output. */
- if (pos >= 0) {
- tcg_gen_deposit_i64(o->out, o->out, o->in2, pos, len);
- } else if (imask == 0) {
- tcg_gen_andi_i64(o->out, o->in2, mask);
- } else {
- tcg_gen_andi_i64(o->in2, o->in2, mask);
- tcg_gen_andi_i64(o->out, o->out, imask);
- tcg_gen_or_i64(o->out, o->out, o->in2);
- }
- return NO_EXIT;
-}
-
-static ExitStatus op_rosbg(DisasContext *s, DisasOps *o)
-{
- int i3 = get_field(s->fields, i3);
- int i4 = get_field(s->fields, i4);
- int i5 = get_field(s->fields, i5);
- uint64_t mask;
-
- /* If this is a test-only form, arrange to discard the result. */
- if (i3 & 0x80) {
- o->out = tcg_temp_new_i64();
- o->g_out = false;
- }
-
- i3 &= 63;
- i4 &= 63;
- i5 &= 63;
-
- /* MASK is the set of bits to be operated on from R2.
- Take care for I3/I4 wraparound. */
- mask = ~0ull >> i3;
- if (i3 <= i4) {
- mask ^= ~0ull >> i4 >> 1;
- } else {
- mask |= ~(~0ull >> i4 >> 1);
- }
-
- /* Rotate the input as necessary. */
- tcg_gen_rotli_i64(o->in2, o->in2, i5);
-
- /* Operate. */
- switch (s->fields->op2) {
- case 0x55: /* AND */
- tcg_gen_ori_i64(o->in2, o->in2, ~mask);
- tcg_gen_and_i64(o->out, o->out, o->in2);
- break;
- case 0x56: /* OR */
- tcg_gen_andi_i64(o->in2, o->in2, mask);
- tcg_gen_or_i64(o->out, o->out, o->in2);
- break;
- case 0x57: /* XOR */
- tcg_gen_andi_i64(o->in2, o->in2, mask);
- tcg_gen_xor_i64(o->out, o->out, o->in2);
- break;
- default:
- abort();
- }
-
- /* Set the CC. */
- tcg_gen_andi_i64(cc_dst, o->out, mask);
- set_cc_nz_u64(s, cc_dst);
- return NO_EXIT;
-}
-
-static ExitStatus op_rev16(DisasContext *s, DisasOps *o)
-{
- tcg_gen_bswap16_i64(o->out, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_rev32(DisasContext *s, DisasOps *o)
-{
- tcg_gen_bswap32_i64(o->out, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_rev64(DisasContext *s, DisasOps *o)
-{
- tcg_gen_bswap64_i64(o->out, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_rll32(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 t1 = tcg_temp_new_i32();
- TCGv_i32 t2 = tcg_temp_new_i32();
- TCGv_i32 to = tcg_temp_new_i32();
- tcg_gen_extrl_i64_i32(t1, o->in1);
- tcg_gen_extrl_i64_i32(t2, o->in2);
- tcg_gen_rotl_i32(to, t1, t2);
- tcg_gen_extu_i32_i64(o->out, to);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(t2);
- tcg_temp_free_i32(to);
- return NO_EXIT;
-}
-
-static ExitStatus op_rll64(DisasContext *s, DisasOps *o)
-{
- tcg_gen_rotl_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_rrbe(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_rrbe(cc_op, cpu_env, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_sacf(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_sacf(cpu_env, o->in2);
- /* Addressing mode has changed, so end the block. */
- return EXIT_PC_STALE;
-}
-#endif
-
-static ExitStatus op_sam(DisasContext *s, DisasOps *o)
-{
- int sam = s->insn->data;
- TCGv_i64 tsam;
- uint64_t mask;
-
- switch (sam) {
- case 0:
- mask = 0xffffff;
- break;
- case 1:
- mask = 0x7fffffff;
- break;
- default:
- mask = -1;
- break;
- }
-
- /* Bizarre but true, we check the address of the current insn for the
- specification exception, not the next to be executed. Thus the PoO
- documents that Bad Things Happen two bytes before the end. */
- if (s->pc & ~mask) {
- gen_program_exception(s, PGM_SPECIFICATION);
- return EXIT_NORETURN;
- }
- s->next_pc &= mask;
-
- tsam = tcg_const_i64(sam);
- tcg_gen_deposit_i64(psw_mask, psw_mask, tsam, 31, 2);
- tcg_temp_free_i64(tsam);
-
- /* Always exit the TB, since we (may have) changed execution mode. */
- return EXIT_PC_STALE;
-}
-
-static ExitStatus op_sar(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- tcg_gen_st32_i64(o->in2, cpu_env, offsetof(CPUS390XState, aregs[r1]));
- return NO_EXIT;
-}
-
-static ExitStatus op_seb(DisasContext *s, DisasOps *o)
-{
- gen_helper_seb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_sdb(DisasContext *s, DisasOps *o)
-{
- gen_helper_sdb(o->out, cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_sxb(DisasContext *s, DisasOps *o)
-{
- gen_helper_sxb(o->out, cpu_env, o->out, o->out2, o->in1, o->in2);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-static ExitStatus op_sqeb(DisasContext *s, DisasOps *o)
-{
- gen_helper_sqeb(o->out, cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_sqdb(DisasContext *s, DisasOps *o)
-{
- gen_helper_sqdb(o->out, cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_sqxb(DisasContext *s, DisasOps *o)
-{
- gen_helper_sqxb(o->out, cpu_env, o->in1, o->in2);
- return_low128(o->out2);
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_servc(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_servc(cc_op, cpu_env, o->in2, o->in1);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_sigp(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_sigp(cc_op, cpu_env, o->in2, r1, o->in1);
- tcg_temp_free_i32(r1);
- return NO_EXIT;
-}
-#endif
-
-static ExitStatus op_soc(DisasContext *s, DisasOps *o)
-{
- DisasCompare c;
- TCGv_i64 a;
- TCGLabel *lab;
- int r1;
-
- disas_jcc(s, &c, get_field(s->fields, m3));
-
- /* We want to store when the condition is fulfilled, so branch
- out when it's not */
- c.cond = tcg_invert_cond(c.cond);
-
- lab = gen_new_label();
- if (c.is_64) {
- tcg_gen_brcond_i64(c.cond, c.u.s64.a, c.u.s64.b, lab);
- } else {
- tcg_gen_brcond_i32(c.cond, c.u.s32.a, c.u.s32.b, lab);
- }
- free_compare(&c);
-
- r1 = get_field(s->fields, r1);
- a = get_address(s, 0, get_field(s->fields, b2), get_field(s->fields, d2));
- if (s->insn->data) {
- tcg_gen_qemu_st64(regs[r1], a, get_mem_index(s));
- } else {
- tcg_gen_qemu_st32(regs[r1], a, get_mem_index(s));
- }
- tcg_temp_free_i64(a);
-
- gen_set_label(lab);
- return NO_EXIT;
-}
-
-static ExitStatus op_sla(DisasContext *s, DisasOps *o)
-{
- uint64_t sign = 1ull << s->insn->data;
- enum cc_op cco = s->insn->data == 31 ? CC_OP_SLA_32 : CC_OP_SLA_64;
- gen_op_update2_cc_i64(s, cco, o->in1, o->in2);
- tcg_gen_shl_i64(o->out, o->in1, o->in2);
- /* The arithmetic left shift is curious in that it does not affect
- the sign bit. Copy that over from the source unchanged. */
- tcg_gen_andi_i64(o->out, o->out, ~sign);
- tcg_gen_andi_i64(o->in1, o->in1, sign);
- tcg_gen_or_i64(o->out, o->out, o->in1);
- return NO_EXIT;
-}
-
-static ExitStatus op_sll(DisasContext *s, DisasOps *o)
-{
- tcg_gen_shl_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_sra(DisasContext *s, DisasOps *o)
-{
- tcg_gen_sar_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_srl(DisasContext *s, DisasOps *o)
-{
- tcg_gen_shr_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_sfpc(DisasContext *s, DisasOps *o)
-{
- gen_helper_sfpc(cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_sfas(DisasContext *s, DisasOps *o)
-{
- gen_helper_sfas(cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_srnm(DisasContext *s, DisasOps *o)
-{
- int b2 = get_field(s->fields, b2);
- int d2 = get_field(s->fields, d2);
- TCGv_i64 t1 = tcg_temp_new_i64();
- TCGv_i64 t2 = tcg_temp_new_i64();
- int mask, pos, len;
-
- switch (s->fields->op2) {
- case 0x99: /* SRNM */
- pos = 0, len = 2;
- break;
- case 0xb8: /* SRNMB */
- pos = 0, len = 3;
- break;
- case 0xb9: /* SRNMT */
- pos = 4, len = 3;
- break;
- default:
- tcg_abort();
- }
- mask = (1 << len) - 1;
-
- /* Insert the value into the appropriate field of the FPC. */
- if (b2 == 0) {
- tcg_gen_movi_i64(t1, d2 & mask);
- } else {
- tcg_gen_addi_i64(t1, regs[b2], d2);
- tcg_gen_andi_i64(t1, t1, mask);
- }
- tcg_gen_ld32u_i64(t2, cpu_env, offsetof(CPUS390XState, fpc));
- tcg_gen_deposit_i64(t2, t2, t1, pos, len);
- tcg_temp_free_i64(t1);
-
- /* Then install the new FPC to set the rounding mode in fpu_status. */
- gen_helper_sfpc(cpu_env, t2);
- tcg_temp_free_i64(t2);
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_spka(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- tcg_gen_shri_i64(o->in2, o->in2, 4);
- tcg_gen_deposit_i64(psw_mask, psw_mask, o->in2, PSW_SHIFT_KEY - 4, 4);
- return NO_EXIT;
-}
-
-static ExitStatus op_sske(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_sske(cpu_env, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_ssm(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- tcg_gen_deposit_i64(psw_mask, psw_mask, o->in2, 56, 8);
- return NO_EXIT;
-}
-
-static ExitStatus op_stap(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- /* ??? Surely cpu address != cpu number. In any case the previous
- version of this stored more than the required half-word, so it
- is unlikely this has ever been tested. */
- tcg_gen_ld32u_i64(o->out, cpu_env, offsetof(CPUS390XState, cpu_num));
- return NO_EXIT;
-}
-
-static ExitStatus op_stck(DisasContext *s, DisasOps *o)
-{
- gen_helper_stck(o->out, cpu_env);
- /* ??? We don't implement clock states. */
- gen_op_movi_cc(s, 0);
- return NO_EXIT;
-}
-
-static ExitStatus op_stcke(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 c1 = tcg_temp_new_i64();
- TCGv_i64 c2 = tcg_temp_new_i64();
- gen_helper_stck(c1, cpu_env);
- /* Shift the 64-bit value into its place as a zero-extended
- 104-bit value. Note that "bit positions 64-103 are always
- non-zero so that they compare differently to STCK"; we set
- the least significant bit to 1. */
- tcg_gen_shli_i64(c2, c1, 56);
- tcg_gen_shri_i64(c1, c1, 8);
- tcg_gen_ori_i64(c2, c2, 0x10000);
- tcg_gen_qemu_st64(c1, o->in2, get_mem_index(s));
- tcg_gen_addi_i64(o->in2, o->in2, 8);
- tcg_gen_qemu_st64(c2, o->in2, get_mem_index(s));
- tcg_temp_free_i64(c1);
- tcg_temp_free_i64(c2);
- /* ??? We don't implement clock states. */
- gen_op_movi_cc(s, 0);
- return NO_EXIT;
-}
-
-static ExitStatus op_sckc(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_sckc(cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_stckc(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_stckc(o->out, cpu_env);
- return NO_EXIT;
-}
-
-static ExitStatus op_stctg(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_stctg(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
- return NO_EXIT;
-}
-
-static ExitStatus op_stctl(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_stctl(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
- return NO_EXIT;
-}
-
-static ExitStatus op_stidp(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 t1 = tcg_temp_new_i64();
-
- check_privileged(s);
- tcg_gen_ld32u_i64(o->out, cpu_env, offsetof(CPUS390XState, cpu_num));
- tcg_gen_ld32u_i64(t1, cpu_env, offsetof(CPUS390XState, machine_type));
- tcg_gen_deposit_i64(o->out, o->out, t1, 32, 32);
- tcg_temp_free_i64(t1);
-
- return NO_EXIT;
-}
-
-static ExitStatus op_spt(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_spt(cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_stfl(DisasContext *s, DisasOps *o)
-{
- TCGv_i64 f, a;
- /* We really ought to have more complete indication of facilities
- that we implement. Address this when STFLE is implemented. */
- check_privileged(s);
- f = tcg_const_i64(0xc0000000);
- a = tcg_const_i64(200);
- tcg_gen_qemu_st32(f, a, get_mem_index(s));
- tcg_temp_free_i64(f);
- tcg_temp_free_i64(a);
- return NO_EXIT;
-}
-
-static ExitStatus op_stpt(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_stpt(o->out, cpu_env);
- return NO_EXIT;
-}
-
-static ExitStatus op_stsi(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_stsi(cc_op, cpu_env, o->in2, regs[0], regs[1]);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_spx(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- gen_helper_spx(cpu_env, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_xsch(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_xsch(cpu_env, regs[1]);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_csch(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_csch(cpu_env, regs[1]);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_hsch(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_hsch(cpu_env, regs[1]);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_msch(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_msch(cpu_env, regs[1], o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_rchp(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_rchp(cpu_env, regs[1]);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_rsch(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_rsch(cpu_env, regs[1]);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_ssch(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_ssch(cpu_env, regs[1], o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_stsch(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_stsch(cpu_env, regs[1], o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_tsch(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_tsch(cpu_env, regs[1], o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_chsc(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_chsc(cpu_env, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_stpx(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- tcg_gen_ld_i64(o->out, cpu_env, offsetof(CPUS390XState, psa));
- tcg_gen_andi_i64(o->out, o->out, 0x7fffe000);
- return NO_EXIT;
-}
-
-static ExitStatus op_stnosm(DisasContext *s, DisasOps *o)
-{
- uint64_t i2 = get_field(s->fields, i2);
- TCGv_i64 t;
-
- check_privileged(s);
-
- /* It is important to do what the instruction name says: STORE THEN.
- If we let the output hook perform the store then if we fault and
- restart, we'll have the wrong SYSTEM MASK in place. */
- t = tcg_temp_new_i64();
- tcg_gen_shri_i64(t, psw_mask, 56);
- tcg_gen_qemu_st8(t, o->addr1, get_mem_index(s));
- tcg_temp_free_i64(t);
-
- if (s->fields->op == 0xac) {
- tcg_gen_andi_i64(psw_mask, psw_mask,
- (i2 << 56) | 0x00ffffffffffffffull);
- } else {
- tcg_gen_ori_i64(psw_mask, psw_mask, i2 << 56);
- }
- return NO_EXIT;
-}
-
-static ExitStatus op_stura(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_stura(cpu_env, o->in2, o->in1);
- return NO_EXIT;
-}
-
-static ExitStatus op_sturg(DisasContext *s, DisasOps *o)
-{
- check_privileged(s);
- potential_page_fault(s);
- gen_helper_sturg(cpu_env, o->in2, o->in1);
- return NO_EXIT;
-}
-#endif
-
-static ExitStatus op_st8(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_st8(o->in1, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_st16(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_st16(o->in1, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_st32(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_st32(o->in1, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_st64(DisasContext *s, DisasOps *o)
-{
- tcg_gen_qemu_st64(o->in1, o->in2, get_mem_index(s));
- return NO_EXIT;
-}
-
-static ExitStatus op_stam(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 r1 = tcg_const_i32(get_field(s->fields, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s->fields, r3));
- potential_page_fault(s);
- gen_helper_stam(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
- return NO_EXIT;
-}
-
-static ExitStatus op_stcm(DisasContext *s, DisasOps *o)
-{
- int m3 = get_field(s->fields, m3);
- int pos, base = s->insn->data;
- TCGv_i64 tmp = tcg_temp_new_i64();
-
- pos = base + ctz32(m3) * 8;
- switch (m3) {
- case 0xf:
- /* Effectively a 32-bit store. */
- tcg_gen_shri_i64(tmp, o->in1, pos);
- tcg_gen_qemu_st32(tmp, o->in2, get_mem_index(s));
- break;
-
- case 0xc:
- case 0x6:
- case 0x3:
- /* Effectively a 16-bit store. */
- tcg_gen_shri_i64(tmp, o->in1, pos);
- tcg_gen_qemu_st16(tmp, o->in2, get_mem_index(s));
- break;
-
- case 0x8:
- case 0x4:
- case 0x2:
- case 0x1:
- /* Effectively an 8-bit store. */
- tcg_gen_shri_i64(tmp, o->in1, pos);
- tcg_gen_qemu_st8(tmp, o->in2, get_mem_index(s));
- break;
-
- default:
- /* This is going to be a sequence of shifts and stores. */
- pos = base + 32 - 8;
- while (m3) {
- if (m3 & 0x8) {
- tcg_gen_shri_i64(tmp, o->in1, pos);
- tcg_gen_qemu_st8(tmp, o->in2, get_mem_index(s));
- tcg_gen_addi_i64(o->in2, o->in2, 1);
- }
- m3 = (m3 << 1) & 0xf;
- pos -= 8;
- }
- break;
- }
- tcg_temp_free_i64(tmp);
- return NO_EXIT;
-}
-
-static ExitStatus op_stm(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- int r3 = get_field(s->fields, r3);
- int size = s->insn->data;
- TCGv_i64 tsize = tcg_const_i64(size);
-
- while (1) {
- if (size == 8) {
- tcg_gen_qemu_st64(regs[r1], o->in2, get_mem_index(s));
- } else {
- tcg_gen_qemu_st32(regs[r1], o->in2, get_mem_index(s));
- }
- if (r1 == r3) {
- break;
- }
- tcg_gen_add_i64(o->in2, o->in2, tsize);
- r1 = (r1 + 1) & 15;
- }
-
- tcg_temp_free_i64(tsize);
- return NO_EXIT;
-}
-
-static ExitStatus op_stmh(DisasContext *s, DisasOps *o)
-{
- int r1 = get_field(s->fields, r1);
- int r3 = get_field(s->fields, r3);
- TCGv_i64 t = tcg_temp_new_i64();
- TCGv_i64 t4 = tcg_const_i64(4);
- TCGv_i64 t32 = tcg_const_i64(32);
-
- while (1) {
- tcg_gen_shl_i64(t, regs[r1], t32);
- tcg_gen_qemu_st32(t, o->in2, get_mem_index(s));
- if (r1 == r3) {
- break;
- }
- tcg_gen_add_i64(o->in2, o->in2, t4);
- r1 = (r1 + 1) & 15;
- }
-
- tcg_temp_free_i64(t);
- tcg_temp_free_i64(t4);
- tcg_temp_free_i64(t32);
- return NO_EXIT;
-}
-
-static ExitStatus op_srst(DisasContext *s, DisasOps *o)
-{
- potential_page_fault(s);
- gen_helper_srst(o->in1, cpu_env, regs[0], o->in1, o->in2);
- set_cc_static(s);
- return_low128(o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_sub(DisasContext *s, DisasOps *o)
-{
- tcg_gen_sub_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_subb(DisasContext *s, DisasOps *o)
-{
- DisasCompare cmp;
- TCGv_i64 borrow;
-
- tcg_gen_sub_i64(o->out, o->in1, o->in2);
-
- /* The !borrow flag is the msb of CC. Since we want the inverse of
- that, we ask for a comparison of CC=0 | CC=1 -> mask of 8 | 4. */
- disas_jcc(s, &cmp, 8 | 4);
- borrow = tcg_temp_new_i64();
- if (cmp.is_64) {
- tcg_gen_setcond_i64(cmp.cond, borrow, cmp.u.s64.a, cmp.u.s64.b);
- } else {
- TCGv_i32 t = tcg_temp_new_i32();
- tcg_gen_setcond_i32(cmp.cond, t, cmp.u.s32.a, cmp.u.s32.b);
- tcg_gen_extu_i32_i64(borrow, t);
- tcg_temp_free_i32(t);
- }
- free_compare(&cmp);
-
- tcg_gen_sub_i64(o->out, o->out, borrow);
- tcg_temp_free_i64(borrow);
- return NO_EXIT;
-}
-
-static ExitStatus op_svc(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 t;
-
- update_psw_addr(s);
- update_cc_op(s);
-
- t = tcg_const_i32(get_field(s->fields, i1) & 0xff);
- tcg_gen_st_i32(t, cpu_env, offsetof(CPUS390XState, int_svc_code));
- tcg_temp_free_i32(t);
-
- t = tcg_const_i32(s->next_pc - s->pc);
- tcg_gen_st_i32(t, cpu_env, offsetof(CPUS390XState, int_svc_ilen));
- tcg_temp_free_i32(t);
-
- gen_exception(EXCP_SVC);
- return EXIT_NORETURN;
-}
-
-static ExitStatus op_tceb(DisasContext *s, DisasOps *o)
-{
- gen_helper_tceb(cc_op, o->in1, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_tcdb(DisasContext *s, DisasOps *o)
-{
- gen_helper_tcdb(cc_op, o->in1, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_tcxb(DisasContext *s, DisasOps *o)
-{
- gen_helper_tcxb(cc_op, o->out, o->out2, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-#ifndef CONFIG_USER_ONLY
-static ExitStatus op_tprot(DisasContext *s, DisasOps *o)
-{
- potential_page_fault(s);
- gen_helper_tprot(cc_op, o->addr1, o->in2);
- set_cc_static(s);
- return NO_EXIT;
-}
-#endif
-
-static ExitStatus op_tr(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));
- potential_page_fault(s);
- gen_helper_tr(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_tre(DisasContext *s, DisasOps *o)
-{
- potential_page_fault(s);
- gen_helper_tre(o->out, cpu_env, o->out, o->out2, o->in2);
- return_low128(o->out2);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_trt(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));
- potential_page_fault(s);
- gen_helper_trt(cc_op, cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_unpk(DisasContext *s, DisasOps *o)
-{
- TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));
- potential_page_fault(s);
- gen_helper_unpk(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
- return NO_EXIT;
-}
-
-static ExitStatus op_xc(DisasContext *s, DisasOps *o)
-{
- int d1 = get_field(s->fields, d1);
- int d2 = get_field(s->fields, d2);
- int b1 = get_field(s->fields, b1);
- int b2 = get_field(s->fields, b2);
- int l = get_field(s->fields, l1);
- TCGv_i32 t32;
-
- o->addr1 = get_address(s, 0, b1, d1);
-
- /* If the addresses are identical, this is a store/memset of zero. */
- if (b1 == b2 && d1 == d2 && (l + 1) <= 32) {
- o->in2 = tcg_const_i64(0);
-
- l++;
- while (l >= 8) {
- tcg_gen_qemu_st64(o->in2, o->addr1, get_mem_index(s));
- l -= 8;
- if (l > 0) {
- tcg_gen_addi_i64(o->addr1, o->addr1, 8);
- }
- }
- if (l >= 4) {
- tcg_gen_qemu_st32(o->in2, o->addr1, get_mem_index(s));
- l -= 4;
- if (l > 0) {
- tcg_gen_addi_i64(o->addr1, o->addr1, 4);
- }
- }
- if (l >= 2) {
- tcg_gen_qemu_st16(o->in2, o->addr1, get_mem_index(s));
- l -= 2;
- if (l > 0) {
- tcg_gen_addi_i64(o->addr1, o->addr1, 2);
- }
- }
- if (l) {
- tcg_gen_qemu_st8(o->in2, o->addr1, get_mem_index(s));
- }
- gen_op_movi_cc(s, 0);
- return NO_EXIT;
- }
-
- /* But in general we'll defer to a helper. */
- o->in2 = get_address(s, 0, b2, d2);
- t32 = tcg_const_i32(l);
- potential_page_fault(s);
- gen_helper_xc(cc_op, cpu_env, t32, o->addr1, o->in2);
- tcg_temp_free_i32(t32);
- set_cc_static(s);
- return NO_EXIT;
-}
-
-static ExitStatus op_xor(DisasContext *s, DisasOps *o)
-{
- tcg_gen_xor_i64(o->out, o->in1, o->in2);
- return NO_EXIT;
-}
-
-static ExitStatus op_xori(DisasContext *s, DisasOps *o)
-{
- int shift = s->insn->data & 0xff;
- int size = s->insn->data >> 8;
- uint64_t mask = ((1ull << size) - 1) << shift;
-
- assert(!o->g_in2);
- tcg_gen_shli_i64(o->in2, o->in2, shift);
- tcg_gen_xor_i64(o->out, o->in1, o->in2);
-
- /* Produce the CC from only the bits manipulated. */
- tcg_gen_andi_i64(cc_dst, o->out, mask);
- set_cc_nz_u64(s, cc_dst);
- return NO_EXIT;
-}
-
-static ExitStatus op_zero(DisasContext *s, DisasOps *o)
-{
- o->out = tcg_const_i64(0);
- return NO_EXIT;
-}
-
-static ExitStatus op_zero2(DisasContext *s, DisasOps *o)
-{
- o->out = tcg_const_i64(0);
- o->out2 = o->out;
- o->g_out2 = true;
- return NO_EXIT;
-}
-
-/* ====================================================================== */
-/* The "Cc OUTput" generators. Given the generated output (and in some cases
- the original inputs), update the various cc data structures in order to
- be able to compute the new condition code. */
-
-static void cout_abs32(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_ABS_32, o->out);
-}
-
-static void cout_abs64(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_ABS_64, o->out);
-}
-
-static void cout_adds32(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_ADD_32, o->in1, o->in2, o->out);
-}
-
-static void cout_adds64(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_ADD_64, o->in1, o->in2, o->out);
-}
-
-static void cout_addu32(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_ADDU_32, o->in1, o->in2, o->out);
-}
-
-static void cout_addu64(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_ADDU_64, o->in1, o->in2, o->out);
-}
-
-static void cout_addc32(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_ADDC_32, o->in1, o->in2, o->out);
-}
-
-static void cout_addc64(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_ADDC_64, o->in1, o->in2, o->out);
-}
-
-static void cout_cmps32(DisasContext *s, DisasOps *o)
-{
- gen_op_update2_cc_i64(s, CC_OP_LTGT_32, o->in1, o->in2);
-}
-
-static void cout_cmps64(DisasContext *s, DisasOps *o)
-{
- gen_op_update2_cc_i64(s, CC_OP_LTGT_64, o->in1, o->in2);
-}
-
-static void cout_cmpu32(DisasContext *s, DisasOps *o)
-{
- gen_op_update2_cc_i64(s, CC_OP_LTUGTU_32, o->in1, o->in2);
-}
-
-static void cout_cmpu64(DisasContext *s, DisasOps *o)
-{
- gen_op_update2_cc_i64(s, CC_OP_LTUGTU_64, o->in1, o->in2);
-}
-
-static void cout_f32(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_NZ_F32, o->out);
-}
-
-static void cout_f64(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_NZ_F64, o->out);
-}
-
-static void cout_f128(DisasContext *s, DisasOps *o)
-{
- gen_op_update2_cc_i64(s, CC_OP_NZ_F128, o->out, o->out2);
-}
-
-static void cout_nabs32(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_NABS_32, o->out);
-}
-
-static void cout_nabs64(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_NABS_64, o->out);
-}
-
-static void cout_neg32(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_COMP_32, o->out);
-}
-
-static void cout_neg64(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_COMP_64, o->out);
-}
-
-static void cout_nz32(DisasContext *s, DisasOps *o)
-{
- tcg_gen_ext32u_i64(cc_dst, o->out);
- gen_op_update1_cc_i64(s, CC_OP_NZ, cc_dst);
-}
-
-static void cout_nz64(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_NZ, o->out);
-}
-
-static void cout_s32(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_LTGT0_32, o->out);
-}
-
-static void cout_s64(DisasContext *s, DisasOps *o)
-{
- gen_op_update1_cc_i64(s, CC_OP_LTGT0_64, o->out);
-}
-
-static void cout_subs32(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_SUB_32, o->in1, o->in2, o->out);
-}
-
-static void cout_subs64(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_SUB_64, o->in1, o->in2, o->out);
-}
-
-static void cout_subu32(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_SUBU_32, o->in1, o->in2, o->out);
-}
-
-static void cout_subu64(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_SUBU_64, o->in1, o->in2, o->out);
-}
-
-static void cout_subb32(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_SUBB_32, o->in1, o->in2, o->out);
-}
-
-static void cout_subb64(DisasContext *s, DisasOps *o)
-{
- gen_op_update3_cc_i64(s, CC_OP_SUBB_64, o->in1, o->in2, o->out);
-}
-
-static void cout_tm32(DisasContext *s, DisasOps *o)
-{
- gen_op_update2_cc_i64(s, CC_OP_TM_32, o->in1, o->in2);
-}
-
-static void cout_tm64(DisasContext *s, DisasOps *o)
-{
- gen_op_update2_cc_i64(s, CC_OP_TM_64, o->in1, o->in2);
-}
-
-/* ====================================================================== */
-/* The "PREParation" generators. These initialize the DisasOps.OUT fields
- with the TCG register to which we will write. Used in combination with
- the "wout" generators, in some cases we need a new temporary, and in
- some cases we can write to a TCG global. */
-
-static void prep_new(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->out = tcg_temp_new_i64();
-}
-#define SPEC_prep_new 0
-
-static void prep_new_P(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->out = tcg_temp_new_i64();
- o->out2 = tcg_temp_new_i64();
-}
-#define SPEC_prep_new_P 0
-
-static void prep_r1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->out = regs[get_field(f, r1)];
- o->g_out = true;
-}
-#define SPEC_prep_r1 0
-
-static void prep_r1_P(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r1 = get_field(f, r1);
- o->out = regs[r1];
- o->out2 = regs[r1 + 1];
- o->g_out = o->g_out2 = true;
-}
-#define SPEC_prep_r1_P SPEC_r1_even
-
-static void prep_f1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->out = fregs[get_field(f, r1)];
- o->g_out = true;
-}
-#define SPEC_prep_f1 0
-
-static void prep_x1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r1 = get_field(f, r1);
- o->out = fregs[r1];
- o->out2 = fregs[r1 + 2];
- o->g_out = o->g_out2 = true;
-}
-#define SPEC_prep_x1 SPEC_r1_f128
-
-/* ====================================================================== */
-/* The "Write OUTput" generators. These generally perform some non-trivial
- copy of data to TCG globals, or to main memory. The trivial cases are
- generally handled by having a "prep" generator install the TCG global
- as the destination of the operation. */
-
-static void wout_r1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- store_reg(get_field(f, r1), o->out);
-}
-#define SPEC_wout_r1 0
-
-static void wout_r1_8(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r1 = get_field(f, r1);
- tcg_gen_deposit_i64(regs[r1], regs[r1], o->out, 0, 8);
-}
-#define SPEC_wout_r1_8 0
-
-static void wout_r1_16(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r1 = get_field(f, r1);
- tcg_gen_deposit_i64(regs[r1], regs[r1], o->out, 0, 16);
-}
-#define SPEC_wout_r1_16 0
-
-static void wout_r1_32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- store_reg32_i64(get_field(f, r1), o->out);
-}
-#define SPEC_wout_r1_32 0
-
-static void wout_r1_32h(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- store_reg32h_i64(get_field(f, r1), o->out);
-}
-#define SPEC_wout_r1_32h 0
-
-static void wout_r1_P32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r1 = get_field(f, r1);
- store_reg32_i64(r1, o->out);
- store_reg32_i64(r1 + 1, o->out2);
-}
-#define SPEC_wout_r1_P32 SPEC_r1_even
-
-static void wout_r1_D32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r1 = get_field(f, r1);
- store_reg32_i64(r1 + 1, o->out);
- tcg_gen_shri_i64(o->out, o->out, 32);
- store_reg32_i64(r1, o->out);
-}
-#define SPEC_wout_r1_D32 SPEC_r1_even
-
-static void wout_e1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- store_freg32_i64(get_field(f, r1), o->out);
-}
-#define SPEC_wout_e1 0
-
-static void wout_f1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- store_freg(get_field(f, r1), o->out);
-}
-#define SPEC_wout_f1 0
-
-static void wout_x1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int f1 = get_field(s->fields, r1);
- store_freg(f1, o->out);
- store_freg(f1 + 2, o->out2);
-}
-#define SPEC_wout_x1 SPEC_r1_f128
-
-static void wout_cond_r1r2_32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- if (get_field(f, r1) != get_field(f, r2)) {
- store_reg32_i64(get_field(f, r1), o->out);
- }
-}
-#define SPEC_wout_cond_r1r2_32 0
-
-static void wout_cond_e1e2(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- if (get_field(f, r1) != get_field(f, r2)) {
- store_freg32_i64(get_field(f, r1), o->out);
- }
-}
-#define SPEC_wout_cond_e1e2 0
-
-static void wout_m1_8(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- tcg_gen_qemu_st8(o->out, o->addr1, get_mem_index(s));
-}
-#define SPEC_wout_m1_8 0
-
-static void wout_m1_16(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- tcg_gen_qemu_st16(o->out, o->addr1, get_mem_index(s));
-}
-#define SPEC_wout_m1_16 0
-
-static void wout_m1_32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- tcg_gen_qemu_st32(o->out, o->addr1, get_mem_index(s));
-}
-#define SPEC_wout_m1_32 0
-
-static void wout_m1_64(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- tcg_gen_qemu_st64(o->out, o->addr1, get_mem_index(s));
-}
-#define SPEC_wout_m1_64 0
-
-static void wout_m2_32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- tcg_gen_qemu_st32(o->out, o->in2, get_mem_index(s));
-}
-#define SPEC_wout_m2_32 0
-
-static void wout_m2_32_r1_atomic(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- /* XXX release reservation */
- tcg_gen_qemu_st32(o->out, o->addr1, get_mem_index(s));
- store_reg32_i64(get_field(f, r1), o->in2);
-}
-#define SPEC_wout_m2_32_r1_atomic 0
-
-static void wout_m2_64_r1_atomic(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- /* XXX release reservation */
- tcg_gen_qemu_st64(o->out, o->addr1, get_mem_index(s));
- store_reg(get_field(f, r1), o->in2);
-}
-#define SPEC_wout_m2_64_r1_atomic 0
-
-/* ====================================================================== */
-/* The "INput 1" generators. These load the first operand to an insn. */
-
-static void in1_r1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = load_reg(get_field(f, r1));
-}
-#define SPEC_in1_r1 0
-
-static void in1_r1_o(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = regs[get_field(f, r1)];
- o->g_in1 = true;
-}
-#define SPEC_in1_r1_o 0
-
-static void in1_r1_32s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = tcg_temp_new_i64();
- tcg_gen_ext32s_i64(o->in1, regs[get_field(f, r1)]);
-}
-#define SPEC_in1_r1_32s 0
-
-static void in1_r1_32u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = tcg_temp_new_i64();
- tcg_gen_ext32u_i64(o->in1, regs[get_field(f, r1)]);
-}
-#define SPEC_in1_r1_32u 0
-
-static void in1_r1_sr32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = tcg_temp_new_i64();
- tcg_gen_shri_i64(o->in1, regs[get_field(f, r1)], 32);
-}
-#define SPEC_in1_r1_sr32 0
-
-static void in1_r1p1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = load_reg(get_field(f, r1) + 1);
-}
-#define SPEC_in1_r1p1 SPEC_r1_even
-
-static void in1_r1p1_32s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = tcg_temp_new_i64();
- tcg_gen_ext32s_i64(o->in1, regs[get_field(f, r1) + 1]);
-}
-#define SPEC_in1_r1p1_32s SPEC_r1_even
-
-static void in1_r1p1_32u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = tcg_temp_new_i64();
- tcg_gen_ext32u_i64(o->in1, regs[get_field(f, r1) + 1]);
-}
-#define SPEC_in1_r1p1_32u SPEC_r1_even
-
-static void in1_r1_D32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r1 = get_field(f, r1);
- o->in1 = tcg_temp_new_i64();
- tcg_gen_concat32_i64(o->in1, regs[r1 + 1], regs[r1]);
-}
-#define SPEC_in1_r1_D32 SPEC_r1_even
-
-static void in1_r2(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = load_reg(get_field(f, r2));
-}
-#define SPEC_in1_r2 0
-
-static void in1_r2_sr32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = tcg_temp_new_i64();
- tcg_gen_shri_i64(o->in1, regs[get_field(f, r2)], 32);
-}
-#define SPEC_in1_r2_sr32 0
-
-static void in1_r3(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = load_reg(get_field(f, r3));
-}
-#define SPEC_in1_r3 0
-
-static void in1_r3_o(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = regs[get_field(f, r3)];
- o->g_in1 = true;
-}
-#define SPEC_in1_r3_o 0
-
-static void in1_r3_32s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = tcg_temp_new_i64();
- tcg_gen_ext32s_i64(o->in1, regs[get_field(f, r3)]);
-}
-#define SPEC_in1_r3_32s 0
-
-static void in1_r3_32u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = tcg_temp_new_i64();
- tcg_gen_ext32u_i64(o->in1, regs[get_field(f, r3)]);
-}
-#define SPEC_in1_r3_32u 0
-
-static void in1_r3_D32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r3 = get_field(f, r3);
- o->in1 = tcg_temp_new_i64();
- tcg_gen_concat32_i64(o->in1, regs[r3 + 1], regs[r3]);
-}
-#define SPEC_in1_r3_D32 SPEC_r3_even
-
-static void in1_e1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = load_freg32_i64(get_field(f, r1));
-}
-#define SPEC_in1_e1 0
-
-static void in1_f1_o(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = fregs[get_field(f, r1)];
- o->g_in1 = true;
-}
-#define SPEC_in1_f1_o 0
-
-static void in1_x1_o(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r1 = get_field(f, r1);
- o->out = fregs[r1];
- o->out2 = fregs[r1 + 2];
- o->g_out = o->g_out2 = true;
-}
-#define SPEC_in1_x1_o SPEC_r1_f128
-
-static void in1_f3_o(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in1 = fregs[get_field(f, r3)];
- o->g_in1 = true;
-}
-#define SPEC_in1_f3_o 0
-
-static void in1_la1(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->addr1 = get_address(s, 0, get_field(f, b1), get_field(f, d1));
-}
-#define SPEC_in1_la1 0
-
-static void in1_la2(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int x2 = have_field(f, x2) ? get_field(f, x2) : 0;
- o->addr1 = get_address(s, x2, get_field(f, b2), get_field(f, d2));
-}
-#define SPEC_in1_la2 0
-
-static void in1_m1_8u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in1_la1(s, f, o);
- o->in1 = tcg_temp_new_i64();
- tcg_gen_qemu_ld8u(o->in1, o->addr1, get_mem_index(s));
-}
-#define SPEC_in1_m1_8u 0
-
-static void in1_m1_16s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in1_la1(s, f, o);
- o->in1 = tcg_temp_new_i64();
- tcg_gen_qemu_ld16s(o->in1, o->addr1, get_mem_index(s));
-}
-#define SPEC_in1_m1_16s 0
-
-static void in1_m1_16u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in1_la1(s, f, o);
- o->in1 = tcg_temp_new_i64();
- tcg_gen_qemu_ld16u(o->in1, o->addr1, get_mem_index(s));
-}
-#define SPEC_in1_m1_16u 0
-
-static void in1_m1_32s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in1_la1(s, f, o);
- o->in1 = tcg_temp_new_i64();
- tcg_gen_qemu_ld32s(o->in1, o->addr1, get_mem_index(s));
-}
-#define SPEC_in1_m1_32s 0
-
-static void in1_m1_32u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in1_la1(s, f, o);
- o->in1 = tcg_temp_new_i64();
- tcg_gen_qemu_ld32u(o->in1, o->addr1, get_mem_index(s));
-}
-#define SPEC_in1_m1_32u 0
-
-static void in1_m1_64(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in1_la1(s, f, o);
- o->in1 = tcg_temp_new_i64();
- tcg_gen_qemu_ld64(o->in1, o->addr1, get_mem_index(s));
-}
-#define SPEC_in1_m1_64 0
-
-/* ====================================================================== */
-/* The "INput 2" generators. These load the second operand to an insn. */
-
-static void in2_r1_o(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = regs[get_field(f, r1)];
- o->g_in2 = true;
-}
-#define SPEC_in2_r1_o 0
-
-static void in2_r1_16u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_ext16u_i64(o->in2, regs[get_field(f, r1)]);
-}
-#define SPEC_in2_r1_16u 0
-
-static void in2_r1_32u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_ext32u_i64(o->in2, regs[get_field(f, r1)]);
-}
-#define SPEC_in2_r1_32u 0
-
-static void in2_r1_D32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r1 = get_field(f, r1);
- o->in2 = tcg_temp_new_i64();
- tcg_gen_concat32_i64(o->in2, regs[r1 + 1], regs[r1]);
-}
-#define SPEC_in2_r1_D32 SPEC_r1_even
-
-static void in2_r2(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = load_reg(get_field(f, r2));
-}
-#define SPEC_in2_r2 0
-
-static void in2_r2_o(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = regs[get_field(f, r2)];
- o->g_in2 = true;
-}
-#define SPEC_in2_r2_o 0
-
-static void in2_r2_nz(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r2 = get_field(f, r2);
- if (r2 != 0) {
- o->in2 = load_reg(r2);
- }
-}
-#define SPEC_in2_r2_nz 0
-
-static void in2_r2_8s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_ext8s_i64(o->in2, regs[get_field(f, r2)]);
-}
-#define SPEC_in2_r2_8s 0
-
-static void in2_r2_8u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_ext8u_i64(o->in2, regs[get_field(f, r2)]);
-}
-#define SPEC_in2_r2_8u 0
-
-static void in2_r2_16s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_ext16s_i64(o->in2, regs[get_field(f, r2)]);
-}
-#define SPEC_in2_r2_16s 0
-
-static void in2_r2_16u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_ext16u_i64(o->in2, regs[get_field(f, r2)]);
-}
-#define SPEC_in2_r2_16u 0
-
-static void in2_r3(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = load_reg(get_field(f, r3));
-}
-#define SPEC_in2_r3 0
-
-static void in2_r3_sr32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_shri_i64(o->in2, regs[get_field(f, r3)], 32);
-}
-#define SPEC_in2_r3_sr32 0
-
-static void in2_r2_32s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_ext32s_i64(o->in2, regs[get_field(f, r2)]);
-}
-#define SPEC_in2_r2_32s 0
-
-static void in2_r2_32u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_ext32u_i64(o->in2, regs[get_field(f, r2)]);
-}
-#define SPEC_in2_r2_32u 0
-
-static void in2_r2_sr32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_temp_new_i64();
- tcg_gen_shri_i64(o->in2, regs[get_field(f, r2)], 32);
-}
-#define SPEC_in2_r2_sr32 0
-
-static void in2_e2(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = load_freg32_i64(get_field(f, r2));
-}
-#define SPEC_in2_e2 0
-
-static void in2_f2_o(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = fregs[get_field(f, r2)];
- o->g_in2 = true;
-}
-#define SPEC_in2_f2_o 0
-
-static void in2_x2_o(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int r2 = get_field(f, r2);
- o->in1 = fregs[r2];
- o->in2 = fregs[r2 + 2];
- o->g_in1 = o->g_in2 = true;
-}
-#define SPEC_in2_x2_o SPEC_r2_f128
-
-static void in2_ra2(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = get_address(s, 0, get_field(f, r2), 0);
-}
-#define SPEC_in2_ra2 0
-
-static void in2_a2(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- int x2 = have_field(f, x2) ? get_field(f, x2) : 0;
- o->in2 = get_address(s, x2, get_field(f, b2), get_field(f, d2));
-}
-#define SPEC_in2_a2 0
-
-static void in2_ri2(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_const_i64(s->pc + (int64_t)get_field(f, i2) * 2);
-}
-#define SPEC_in2_ri2 0
-
-static void in2_sh32(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- help_l2_shift(s, f, o, 31);
-}
-#define SPEC_in2_sh32 0
-
-static void in2_sh64(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- help_l2_shift(s, f, o, 63);
-}
-#define SPEC_in2_sh64 0
-
-static void in2_m2_8u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_a2(s, f, o);
- tcg_gen_qemu_ld8u(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_m2_8u 0
-
-static void in2_m2_16s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_a2(s, f, o);
- tcg_gen_qemu_ld16s(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_m2_16s 0
-
-static void in2_m2_16u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_a2(s, f, o);
- tcg_gen_qemu_ld16u(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_m2_16u 0
-
-static void in2_m2_32s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_a2(s, f, o);
- tcg_gen_qemu_ld32s(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_m2_32s 0
-
-static void in2_m2_32u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_a2(s, f, o);
- tcg_gen_qemu_ld32u(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_m2_32u 0
-
-static void in2_m2_64(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_a2(s, f, o);
- tcg_gen_qemu_ld64(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_m2_64 0
-
-static void in2_mri2_16u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_ri2(s, f, o);
- tcg_gen_qemu_ld16u(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_mri2_16u 0
-
-static void in2_mri2_32s(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_ri2(s, f, o);
- tcg_gen_qemu_ld32s(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_mri2_32s 0
-
-static void in2_mri2_32u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_ri2(s, f, o);
- tcg_gen_qemu_ld32u(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_mri2_32u 0
-
-static void in2_mri2_64(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- in2_ri2(s, f, o);
- tcg_gen_qemu_ld64(o->in2, o->in2, get_mem_index(s));
-}
-#define SPEC_in2_mri2_64 0
-
-static void in2_m2_32s_atomic(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- /* XXX should reserve the address */
- in1_la2(s, f, o);
- o->in2 = tcg_temp_new_i64();
- tcg_gen_qemu_ld32s(o->in2, o->addr1, get_mem_index(s));
-}
-#define SPEC_in2_m2_32s_atomic 0
-
-static void in2_m2_64_atomic(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- /* XXX should reserve the address */
- in1_la2(s, f, o);
- o->in2 = tcg_temp_new_i64();
- tcg_gen_qemu_ld64(o->in2, o->addr1, get_mem_index(s));
-}
-#define SPEC_in2_m2_64_atomic 0
-
-static void in2_i2(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_const_i64(get_field(f, i2));
-}
-#define SPEC_in2_i2 0
-
-static void in2_i2_8u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_const_i64((uint8_t)get_field(f, i2));
-}
-#define SPEC_in2_i2_8u 0
-
-static void in2_i2_16u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_const_i64((uint16_t)get_field(f, i2));
-}
-#define SPEC_in2_i2_16u 0
-
-static void in2_i2_32u(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_const_i64((uint32_t)get_field(f, i2));
-}
-#define SPEC_in2_i2_32u 0
-
-static void in2_i2_16u_shl(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- uint64_t i2 = (uint16_t)get_field(f, i2);
- o->in2 = tcg_const_i64(i2 << s->insn->data);
-}
-#define SPEC_in2_i2_16u_shl 0
-
-static void in2_i2_32u_shl(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- uint64_t i2 = (uint32_t)get_field(f, i2);
- o->in2 = tcg_const_i64(i2 << s->insn->data);
-}
-#define SPEC_in2_i2_32u_shl 0
-
-#ifndef CONFIG_USER_ONLY
-static void in2_insn(DisasContext *s, DisasFields *f, DisasOps *o)
-{
- o->in2 = tcg_const_i64(s->fields->raw_insn);
-}
-#define SPEC_in2_insn 0
-#endif
-
-/* ====================================================================== */
-
-/* Find opc within the table of insns. This is formulated as a switch
- statement so that (1) we get compile-time notice of cut-paste errors
- for duplicated opcodes, and (2) the compiler generates the binary
- search tree, rather than us having to post-process the table. */
-
-#define C(OPC, NM, FT, FC, I1, I2, P, W, OP, CC) \
- D(OPC, NM, FT, FC, I1, I2, P, W, OP, CC, 0)
-
-#define D(OPC, NM, FT, FC, I1, I2, P, W, OP, CC, D) insn_ ## NM,
-
-enum DisasInsnEnum {
-#include "insn-data.def"
-};
-
-#undef D
-#define D(OPC, NM, FT, FC, I1, I2, P, W, OP, CC, D) { \
- .opc = OPC, \
- .fmt = FMT_##FT, \
- .fac = FAC_##FC, \
- .spec = SPEC_in1_##I1 | SPEC_in2_##I2 | SPEC_prep_##P | SPEC_wout_##W, \
- .name = #NM, \
- .help_in1 = in1_##I1, \
- .help_in2 = in2_##I2, \
- .help_prep = prep_##P, \
- .help_wout = wout_##W, \
- .help_cout = cout_##CC, \
- .help_op = op_##OP, \
- .data = D \
- },
-
-/* Allow 0 to be used for NULL in the table below. */
-#define in1_0 NULL
-#define in2_0 NULL
-#define prep_0 NULL
-#define wout_0 NULL
-#define cout_0 NULL
-#define op_0 NULL
-
-#define SPEC_in1_0 0
-#define SPEC_in2_0 0
-#define SPEC_prep_0 0
-#define SPEC_wout_0 0
-
-static const DisasInsn insn_info[] = {
-#include "insn-data.def"
-};
-
-#undef D
-#define D(OPC, NM, FT, FC, I1, I2, P, W, OP, CC, D) \
- case OPC: return &insn_info[insn_ ## NM];
-
-static const DisasInsn *lookup_opc(uint16_t opc)
-{
- switch (opc) {
-#include "insn-data.def"
- default:
- return NULL;
- }
-}
-
-#undef D
-#undef C
-
-/* Extract a field from the insn. The INSN should be left-aligned in
- the uint64_t so that we can more easily utilize the big-bit-endian
- definitions we extract from the Principals of Operation. */
-
-static void extract_field(DisasFields *o, const DisasField *f, uint64_t insn)
-{
- uint32_t r, m;
-
- if (f->size == 0) {
- return;
- }
-
- /* Zero extract the field from the insn. */
- r = (insn << f->beg) >> (64 - f->size);
-
- /* Sign-extend, or un-swap the field as necessary. */
- switch (f->type) {
- case 0: /* unsigned */
- break;
- case 1: /* signed */
- assert(f->size <= 32);
- m = 1u << (f->size - 1);
- r = (r ^ m) - m;
- break;
- case 2: /* dl+dh split, signed 20 bit. */
- r = ((int8_t)r << 12) | (r >> 8);
- break;
- default:
- abort();
- }
-
- /* Validate that the "compressed" encoding we selected above is valid.
- I.e. we havn't make two different original fields overlap. */
- assert(((o->presentC >> f->indexC) & 1) == 0);
- o->presentC |= 1 << f->indexC;
- o->presentO |= 1 << f->indexO;
-
- o->c[f->indexC] = r;
-}
-
-/* Lookup the insn at the current PC, extracting the operands into O and
- returning the info struct for the insn. Returns NULL for invalid insn. */
-
-static const DisasInsn *extract_insn(CPUS390XState *env, DisasContext *s,
- DisasFields *f)
-{
- uint64_t insn, pc = s->pc;
- int op, op2, ilen;
- const DisasInsn *info;
-
- insn = ld_code2(env, pc);
- op = (insn >> 8) & 0xff;
- ilen = get_ilen(op);
- s->next_pc = s->pc + ilen;
-
- switch (ilen) {
- case 2:
- insn = insn << 48;
- break;
- case 4:
- insn = ld_code4(env, pc) << 32;
- break;
- case 6:
- insn = (insn << 48) | (ld_code4(env, pc + 2) << 16);
- break;
- default:
- abort();
- }
-
- /* We can't actually determine the insn format until we've looked up
- the full insn opcode. Which we can't do without locating the
- secondary opcode. Assume by default that OP2 is at bit 40; for
- those smaller insns that don't actually have a secondary opcode
- this will correctly result in OP2 = 0. */
- switch (op) {
- case 0x01: /* E */
- case 0x80: /* S */
- case 0x82: /* S */
- case 0x93: /* S */
- case 0xb2: /* S, RRF, RRE */
- case 0xb3: /* RRE, RRD, RRF */
- case 0xb9: /* RRE, RRF */
- case 0xe5: /* SSE, SIL */
- op2 = (insn << 8) >> 56;
- break;
- case 0xa5: /* RI */
- case 0xa7: /* RI */
- case 0xc0: /* RIL */
- case 0xc2: /* RIL */
- case 0xc4: /* RIL */
- case 0xc6: /* RIL */
- case 0xc8: /* SSF */
- case 0xcc: /* RIL */
- op2 = (insn << 12) >> 60;
- break;
- case 0xd0 ... 0xdf: /* SS */
- case 0xe1: /* SS */
- case 0xe2: /* SS */
- case 0xe8: /* SS */
- case 0xe9: /* SS */
- case 0xea: /* SS */
- case 0xee ... 0xf3: /* SS */
- case 0xf8 ... 0xfd: /* SS */
- op2 = 0;
- break;
- default:
- op2 = (insn << 40) >> 56;
- break;
- }
-
- memset(f, 0, sizeof(*f));
- f->raw_insn = insn;
- f->op = op;
- f->op2 = op2;
-
- /* Lookup the instruction. */
- info = lookup_opc(op << 8 | op2);
-
- /* If we found it, extract the operands. */
- if (info != NULL) {
- DisasFormat fmt = info->fmt;
- int i;
-
- for (i = 0; i < NUM_C_FIELD; ++i) {
- extract_field(f, &format_info[fmt].op[i], insn);
- }
- }
- return info;
-}
-
-static ExitStatus translate_one(CPUS390XState *env, DisasContext *s)
-{
- const DisasInsn *insn;
- ExitStatus ret = NO_EXIT;
- DisasFields f;
- DisasOps o;
-
- /* Search for the insn in the table. */
- insn = extract_insn(env, s, &f);
-
- /* Not found means unimplemented/illegal opcode. */
- if (insn == NULL) {
- qemu_log_mask(LOG_UNIMP, "unimplemented opcode 0x%02x%02x\n",
- f.op, f.op2);
- gen_illegal_opcode(s);
- return EXIT_NORETURN;
- }
-
-#ifndef CONFIG_USER_ONLY
- if (s->tb->flags & FLAG_MASK_PER) {
- TCGv_i64 addr = tcg_const_i64(s->pc);
- gen_helper_per_ifetch(cpu_env, addr);
- tcg_temp_free_i64(addr);
- }
-#endif
-
- /* Check for insn specification exceptions. */
- if (insn->spec) {
- int spec = insn->spec, excp = 0, r;
-
- if (spec & SPEC_r1_even) {
- r = get_field(&f, r1);
- if (r & 1) {
- excp = PGM_SPECIFICATION;
- }
- }
- if (spec & SPEC_r2_even) {
- r = get_field(&f, r2);
- if (r & 1) {
- excp = PGM_SPECIFICATION;
- }
- }
- if (spec & SPEC_r3_even) {
- r = get_field(&f, r3);
- if (r & 1) {
- excp = PGM_SPECIFICATION;
- }
- }
- if (spec & SPEC_r1_f128) {
- r = get_field(&f, r1);
- if (r > 13) {
- excp = PGM_SPECIFICATION;
- }
- }
- if (spec & SPEC_r2_f128) {
- r = get_field(&f, r2);
- if (r > 13) {
- excp = PGM_SPECIFICATION;
- }
- }
- if (excp) {
- gen_program_exception(s, excp);
- return EXIT_NORETURN;
- }
- }
-
- /* Set up the strutures we use to communicate with the helpers. */
- s->insn = insn;
- s->fields = &f;
- o.g_out = o.g_out2 = o.g_in1 = o.g_in2 = false;
- TCGV_UNUSED_I64(o.out);
- TCGV_UNUSED_I64(o.out2);
- TCGV_UNUSED_I64(o.in1);
- TCGV_UNUSED_I64(o.in2);
- TCGV_UNUSED_I64(o.addr1);
-
- /* Implement the instruction. */
- if (insn->help_in1) {
- insn->help_in1(s, &f, &o);
- }
- if (insn->help_in2) {
- insn->help_in2(s, &f, &o);
- }
- if (insn->help_prep) {
- insn->help_prep(s, &f, &o);
- }
- if (insn->help_op) {
- ret = insn->help_op(s, &o);
- }
- if (insn->help_wout) {
- insn->help_wout(s, &f, &o);
- }
- if (insn->help_cout) {
- insn->help_cout(s, &o);
- }
-
- /* Free any temporaries created by the helpers. */
- if (!TCGV_IS_UNUSED_I64(o.out) && !o.g_out) {
- tcg_temp_free_i64(o.out);
- }
- if (!TCGV_IS_UNUSED_I64(o.out2) && !o.g_out2) {
- tcg_temp_free_i64(o.out2);
- }
- if (!TCGV_IS_UNUSED_I64(o.in1) && !o.g_in1) {
- tcg_temp_free_i64(o.in1);
- }
- if (!TCGV_IS_UNUSED_I64(o.in2) && !o.g_in2) {
- tcg_temp_free_i64(o.in2);
- }
- if (!TCGV_IS_UNUSED_I64(o.addr1)) {
- tcg_temp_free_i64(o.addr1);
- }
-
-#ifndef CONFIG_USER_ONLY
- if (s->tb->flags & FLAG_MASK_PER) {
- /* An exception might be triggered, save PSW if not already done. */
- if (ret == NO_EXIT || ret == EXIT_PC_STALE) {
- tcg_gen_movi_i64(psw_addr, s->next_pc);
- }
-
- /* Save off cc. */
- update_cc_op(s);
-
- /* Call the helper to check for a possible PER exception. */
- gen_helper_per_check_exception(cpu_env);
- }
-#endif
-
- /* Advance to the next instruction. */
- s->pc = s->next_pc;
- return ret;
-}
-
-void gen_intermediate_code(CPUS390XState *env, struct TranslationBlock *tb)
-{
- S390CPU *cpu = s390_env_get_cpu(env);
- CPUState *cs = CPU(cpu);
- DisasContext dc;
- target_ulong pc_start;
- uint64_t next_page_start;
- int num_insns, max_insns;
- ExitStatus status;
- bool do_debug;
-
- pc_start = tb->pc;
-
- /* 31-bit mode */
- if (!(tb->flags & FLAG_MASK_64)) {
- pc_start &= 0x7fffffff;
- }
-
- dc.tb = tb;
- dc.pc = pc_start;
- dc.cc_op = CC_OP_DYNAMIC;
- do_debug = dc.singlestep_enabled = cs->singlestep_enabled;
-
- next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
-
- num_insns = 0;
- max_insns = tb->cflags & CF_COUNT_MASK;
- if (max_insns == 0) {
- max_insns = CF_COUNT_MASK;
- }
- if (max_insns > TCG_MAX_INSNS) {
- max_insns = TCG_MAX_INSNS;
- }
-
- gen_tb_start(tb);
-
- do {
- tcg_gen_insn_start(dc.pc, dc.cc_op);
- num_insns++;
-
- if (unlikely(cpu_breakpoint_test(cs, dc.pc, BP_ANY))) {
- status = EXIT_PC_STALE;
- do_debug = true;
- /* The address covered by the breakpoint must be included in
- [tb->pc, tb->pc + tb->size) in order to for it to be
- properly cleared -- thus we increment the PC here so that
- the logic setting tb->size below does the right thing. */
- dc.pc += 2;
- break;
- }
-
- if (num_insns == max_insns && (tb->cflags & CF_LAST_IO)) {
- gen_io_start();
- }
-
- status = NO_EXIT;
- if (status == NO_EXIT) {
- status = translate_one(env, &dc);
- }
-
- /* If we reach a page boundary, are single stepping,
- or exhaust instruction count, stop generation. */
- if (status == NO_EXIT
- && (dc.pc >= next_page_start
- || tcg_op_buf_full()
- || num_insns >= max_insns
- || singlestep
- || cs->singlestep_enabled)) {
- status = EXIT_PC_STALE;
- }
- } while (status == NO_EXIT);
-
- if (tb->cflags & CF_LAST_IO) {
- gen_io_end();
- }
-
- switch (status) {
- case EXIT_GOTO_TB:
- case EXIT_NORETURN:
- break;
- case EXIT_PC_STALE:
- update_psw_addr(&dc);
- /* FALLTHRU */
- case EXIT_PC_UPDATED:
- /* Next TB starts off with CC_OP_DYNAMIC, so make sure the
- cc op type is in env */
- update_cc_op(&dc);
- /* Exit the TB, either by raising a debug exception or by return. */
- if (do_debug) {
- gen_exception(EXCP_DEBUG);
- } else {
- tcg_gen_exit_tb(0);
- }
- break;
- default:
- abort();
- }
-
- gen_tb_end(tb, num_insns);
-
- tb->size = dc.pc - pc_start;
- tb->icount = num_insns;
-
-#if defined(S390X_DEBUG_DISAS)
- if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
- qemu_log("IN: %s\n", lookup_symbol(pc_start));
- log_target_disas(cs, pc_start, dc.pc - pc_start, 1);
- qemu_log("\n");
- }
-#endif
-}
-
-void restore_state_to_opc(CPUS390XState *env, TranslationBlock *tb,
- target_ulong *data)
-{
- int cc_op = data[1];
- env->psw.addr = data[0];
- if ((cc_op != CC_OP_DYNAMIC) && (cc_op != CC_OP_STATIC)) {
- env->cc_op = cc_op;
- }
-}