diff options
Diffstat (limited to 'qemu/target-unicore32')
| -rw-r--r-- | qemu/target-unicore32/cpu.c | 9 | ||||
| -rw-r--r-- | qemu/target-unicore32/cpu.h | 5 | ||||
| -rw-r--r-- | qemu/target-unicore32/helper.c | 1 | ||||
| -rw-r--r-- | qemu/target-unicore32/op_helper.c | 1 | ||||
| -rw-r--r-- | qemu/target-unicore32/softmmu.c | 1 | ||||
| -rw-r--r-- | qemu/target-unicore32/translate.c | 97 | ||||
| -rw-r--r-- | qemu/target-unicore32/ucf64_helper.c | 1 |
7 files changed, 43 insertions, 72 deletions
diff --git a/qemu/target-unicore32/cpu.c b/qemu/target-unicore32/cpu.c index fc451a1a3..66f43acff 100644 --- a/qemu/target-unicore32/cpu.c +++ b/qemu/target-unicore32/cpu.c @@ -12,6 +12,8 @@ * or (at your option) any later version. */ +#include "qemu/osdep.h" +#include "qapi/error.h" #include "cpu.h" #include "qemu-common.h" #include "migration/vmstate.h" @@ -155,6 +157,13 @@ static void uc32_cpu_class_init(ObjectClass *oc, void *data) cc->get_phys_page_debug = uc32_cpu_get_phys_page_debug; #endif dc->vmsd = &vmstate_uc32_cpu; + + /* + * Reason: uc32_cpu_initfn() calls cpu_exec_init(), which saves + * the object in cpus -> dangling pointer after final + * object_unref(). + */ + dc->cannot_destroy_with_object_finalize_yet = true; } static void uc32_register_cpu_type(const UniCore32CPUInfo *info) diff --git a/qemu/target-unicore32/cpu.h b/qemu/target-unicore32/cpu.h index 45e31e54b..9c1fbf9b7 100644 --- a/qemu/target-unicore32/cpu.h +++ b/qemu/target-unicore32/cpu.h @@ -17,11 +17,8 @@ #define TARGET_PHYS_ADDR_SPACE_BITS 32 #define TARGET_VIRT_ADDR_SPACE_BITS 32 -#define ELF_MACHINE EM_UNICORE32 - #define CPUArchState struct CPUUniCore32State -#include "config.h" #include "qemu-common.h" #include "exec/cpu-defs.h" #include "fpu/softfloat.h" @@ -131,7 +128,7 @@ int uc32_cpu_signal_handler(int host_signum, void *pinfo, void *puc); #define MMU_MODE0_SUFFIX _kernel #define MMU_MODE1_SUFFIX _user #define MMU_USER_IDX 1 -static inline int cpu_mmu_index(CPUUniCore32State *env) +static inline int cpu_mmu_index(CPUUniCore32State *env, bool ifetch) { return (env->uncached_asr & ASR_M) == ASR_MODE_USER ? 1 : 0; } diff --git a/qemu/target-unicore32/helper.c b/qemu/target-unicore32/helper.c index ae63277c8..21f5f3574 100644 --- a/qemu/target-unicore32/helper.c +++ b/qemu/target-unicore32/helper.c @@ -9,6 +9,7 @@ * or (at your option) any later version. */ +#include "qemu/osdep.h" #include "cpu.h" #include "exec/gdbstub.h" #include "exec/helper-proto.h" diff --git a/qemu/target-unicore32/op_helper.c b/qemu/target-unicore32/op_helper.c index 0266dbdf7..f5847307a 100644 --- a/qemu/target-unicore32/op_helper.c +++ b/qemu/target-unicore32/op_helper.c @@ -8,6 +8,7 @@ * published by the Free Software Foundation, or (at your option) any * later version. See the COPYING file in the top-level directory. */ +#include "qemu/osdep.h" #include "cpu.h" #include "exec/helper-proto.h" #include "exec/cpu_ldst.h" diff --git a/qemu/target-unicore32/softmmu.c b/qemu/target-unicore32/softmmu.c index 9a3786ddd..d267fed87 100644 --- a/qemu/target-unicore32/softmmu.c +++ b/qemu/target-unicore32/softmmu.c @@ -12,6 +12,7 @@ #error This file only exist under softmmu circumstance #endif +#include "qemu/osdep.h" #include <cpu.h> #undef DEBUG_UC32 diff --git a/qemu/target-unicore32/translate.c b/qemu/target-unicore32/translate.c index 2fc78e6f3..39af3af05 100644 --- a/qemu/target-unicore32/translate.c +++ b/qemu/target-unicore32/translate.c @@ -8,11 +8,7 @@ * published by the Free Software Foundation, or (at your option) any * later version. See the COPYING file in the top-level directory. */ -#include <stdarg.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <inttypes.h> +#include "qemu/osdep.h" #include "cpu.h" #include "disas/disas.h" @@ -24,6 +20,7 @@ #include "exec/helper-gen.h" #include "trace-tcg.h" +#include "exec/log.h" /* internal defines */ @@ -51,7 +48,7 @@ typedef struct DisasContext { conditional executions state has been updated. */ #define DISAS_SYSCALL 5 -static TCGv_ptr cpu_env; +static TCGv_env cpu_env; static TCGv_i32 cpu_R[32]; /* FIXME: These should be removed. */ @@ -74,7 +71,7 @@ void uc32_translate_init(void) cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env"); for (i = 0; i < 32; i++) { - cpu_R[i] = tcg_global_mem_new_i32(TCG_AREG0, + cpu_R[i] = tcg_global_mem_new_i32(cpu_env, offsetof(CPUUniCore32State, regs[i]), regnames[i]); } } @@ -1794,10 +1791,6 @@ static void disas_uc32_insn(CPUUniCore32State *env, DisasContext *s) UniCore32CPU *cpu = uc32_env_get_cpu(env); unsigned int insn; - if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) { - tcg_gen_debug_insn_start(s->pc); - } - insn = cpu_ldl_code(env, s->pc); s->pc += 4; @@ -1867,17 +1860,12 @@ static void disas_uc32_insn(CPUUniCore32State *env, DisasContext *s) } } -/* generate intermediate code in gen_opc_buf and gen_opparam_buf for - basic block 'tb'. If search_pc is TRUE, also generate PC - information for each intermediate instruction. */ -static inline void gen_intermediate_code_internal(UniCore32CPU *cpu, - TranslationBlock *tb, bool search_pc) +/* generate intermediate code for basic block 'tb'. */ +void gen_intermediate_code(CPUUniCore32State *env, TranslationBlock *tb) { + UniCore32CPU *cpu = uc32_env_get_cpu(env); CPUState *cs = CPU(cpu); - CPUUniCore32State *env = &cpu->env; DisasContext dc1, *dc = &dc1; - CPUBreakpoint *bp; - int j, lj; target_ulong pc_start; uint32_t next_page_start; int num_insns; @@ -1899,12 +1887,14 @@ static inline void gen_intermediate_code_internal(UniCore32CPU *cpu, cpu_F0d = tcg_temp_new_i64(); cpu_F1d = tcg_temp_new_i64(); next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE; - lj = -1; 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; + } #ifndef CONFIG_USER_ONLY if ((env->uncached_asr & ASR_M) == ASR_MODE_USER) { @@ -1916,33 +1906,22 @@ static inline void gen_intermediate_code_internal(UniCore32CPU *cpu, gen_tb_start(tb); do { - if (unlikely(!QTAILQ_EMPTY(&cs->breakpoints))) { - QTAILQ_FOREACH(bp, &cs->breakpoints, entry) { - if (bp->pc == dc->pc) { - gen_set_pc_im(dc->pc); - gen_exception(EXCP_DEBUG); - dc->is_jmp = DISAS_JUMP; - /* Advance PC so that clearing the breakpoint will - invalidate this TB. */ - dc->pc += 2; /* FIXME */ - goto done_generating; - } - } - } - if (search_pc) { - j = tcg_op_buf_count(); - if (lj < j) { - lj++; - while (lj < j) { - tcg_ctx.gen_opc_instr_start[lj++] = 0; - } - } - tcg_ctx.gen_opc_pc[lj] = dc->pc; - tcg_ctx.gen_opc_instr_start[lj] = 1; - tcg_ctx.gen_opc_icount[lj] = num_insns; + tcg_gen_insn_start(dc->pc); + num_insns++; + + if (unlikely(cpu_breakpoint_test(cs, dc->pc, BP_ANY))) { + gen_set_pc_im(dc->pc); + gen_exception(EXCP_DEBUG); + dc->is_jmp = DISAS_JUMP; + /* 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 += 4; + goto done_generating; } - if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) { + if (num_insns == max_insns && (tb->cflags & CF_LAST_IO)) { gen_io_start(); } @@ -1961,7 +1940,6 @@ static inline void gen_intermediate_code_internal(UniCore32CPU *cpu, * Otherwise the subsequent code could get translated several times. * Also stop translation when a page boundary is reached. This * ensures prefetch aborts occur at the right place. */ - num_insns++; } while (!dc->is_jmp && !tcg_op_buf_full() && !cs->singlestep_enabled && !singlestep && @@ -2043,26 +2021,8 @@ done_generating: qemu_log("\n"); } #endif - if (search_pc) { - j = tcg_op_buf_count(); - lj++; - while (lj <= j) { - tcg_ctx.gen_opc_instr_start[lj++] = 0; - } - } else { - tb->size = dc->pc - pc_start; - tb->icount = num_insns; - } -} - -void gen_intermediate_code(CPUUniCore32State *env, TranslationBlock *tb) -{ - gen_intermediate_code_internal(uc32_env_get_cpu(env), tb, false); -} - -void gen_intermediate_code_pc(CPUUniCore32State *env, TranslationBlock *tb) -{ - gen_intermediate_code_internal(uc32_env_get_cpu(env), tb, true); + tb->size = dc->pc - pc_start; + tb->icount = num_insns; } static const char *cpu_mode_names[16] = { @@ -2133,7 +2093,8 @@ void uc32_cpu_dump_state(CPUState *cs, FILE *f, cpu_dump_state_ucf64(env, f, cpu_fprintf, flags); } -void restore_state_to_opc(CPUUniCore32State *env, TranslationBlock *tb, int pc_pos) +void restore_state_to_opc(CPUUniCore32State *env, TranslationBlock *tb, + target_ulong *data) { - env->regs[31] = tcg_ctx.gen_opc_pc[pc_pos]; + env->regs[31] = data[0]; } diff --git a/qemu/target-unicore32/ucf64_helper.c b/qemu/target-unicore32/ucf64_helper.c index 5af008fc6..6c919010c 100644 --- a/qemu/target-unicore32/ucf64_helper.c +++ b/qemu/target-unicore32/ucf64_helper.c @@ -8,6 +8,7 @@ * published by the Free Software Foundation, or any later version. * See the COPYING file in the top-level directory. */ +#include "qemu/osdep.h" #include "cpu.h" #include "exec/helper-proto.h" |