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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/target-tricore/op_helper.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/target-tricore/op_helper.c')
-rw-r--r--qemu/target-tricore/op_helper.c2846
1 files changed, 0 insertions, 2846 deletions
diff --git a/qemu/target-tricore/op_helper.c b/qemu/target-tricore/op_helper.c
deleted file mode 100644
index 40656c357..000000000
--- a/qemu/target-tricore/op_helper.c
+++ /dev/null
@@ -1,2846 +0,0 @@
-/*
- * Copyright (c) 2012-2014 Bastian Koppelmann C-Lab/University Paderborn
- *
- * 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/>.
- */
-#include "qemu/osdep.h"
-#include "cpu.h"
-#include "qemu/host-utils.h"
-#include "exec/helper-proto.h"
-#include "exec/cpu_ldst.h"
-#include <zlib.h> /* for crc32 */
-
-
-/* Exception helpers */
-
-static void QEMU_NORETURN
-raise_exception_sync_internal(CPUTriCoreState *env, uint32_t class, int tin,
- uintptr_t pc, uint32_t fcd_pc)
-{
- CPUState *cs = CPU(tricore_env_get_cpu(env));
- /* in case we come from a helper-call we need to restore the PC */
- if (pc) {
- cpu_restore_state(cs, pc);
- }
-
- /* Tin is loaded into d[15] */
- env->gpr_d[15] = tin;
-
- if (class == TRAPC_CTX_MNG && tin == TIN3_FCU) {
- /* upper context cannot be saved, if the context list is empty */
- } else {
- helper_svucx(env);
- }
-
- /* The return address in a[11] is updated */
- if (class == TRAPC_CTX_MNG && tin == TIN3_FCD) {
- env->SYSCON |= MASK_SYSCON_FCD_SF;
- /* when we run out of CSAs after saving a context a FCD trap is taken
- and the return address is the start of the trap handler which used
- the last CSA */
- env->gpr_a[11] = fcd_pc;
- } else if (class == TRAPC_SYSCALL) {
- env->gpr_a[11] = env->PC + 4;
- } else {
- env->gpr_a[11] = env->PC;
- }
- /* The stack pointer in A[10] is set to the Interrupt Stack Pointer (ISP)
- when the processor was not previously using the interrupt stack
- (in case of PSW.IS = 0). The stack pointer bit is set for using the
- interrupt stack: PSW.IS = 1. */
- if ((env->PSW & MASK_PSW_IS) == 0) {
- env->gpr_a[10] = env->ISP;
- }
- env->PSW |= MASK_PSW_IS;
- /* The I/O mode is set to Supervisor mode, which means all permissions
- are enabled: PSW.IO = 10 B .*/
- env->PSW |= (2 << 10);
-
- /*The current Protection Register Set is set to 0: PSW.PRS = 00 B .*/
- env->PSW &= ~MASK_PSW_PRS;
-
- /* The Call Depth Counter (CDC) is cleared, and the call depth limit is
- set for 64: PSW.CDC = 0000000 B .*/
- env->PSW &= ~MASK_PSW_CDC;
-
- /* Call Depth Counter is enabled, PSW.CDE = 1. */
- env->PSW |= MASK_PSW_CDE;
-
- /* Write permission to global registers A[0], A[1], A[8], A[9] is
- disabled: PSW.GW = 0. */
- env->PSW &= ~MASK_PSW_GW;
-
- /*The interrupt system is globally disabled: ICR.IE = 0. The ‘old’
- ICR.IE and ICR.CCPN are saved */
-
- /* PCXI.PIE = ICR.IE */
- env->PCXI = ((env->PCXI & ~MASK_PCXI_PIE) +
- ((env->ICR & MASK_ICR_IE) << 15));
- /* PCXI.PCPN = ICR.CCPN */
- env->PCXI = (env->PCXI & 0xffffff) +
- ((env->ICR & MASK_ICR_CCPN) << 24);
- /* Update PC using the trap vector table */
- env->PC = env->BTV | (class << 5);
-
- cpu_loop_exit(cs);
-}
-
-void helper_raise_exception_sync(CPUTriCoreState *env, uint32_t class,
- uint32_t tin)
-{
- raise_exception_sync_internal(env, class, tin, 0, 0);
-}
-
-static void raise_exception_sync_helper(CPUTriCoreState *env, uint32_t class,
- uint32_t tin, uintptr_t pc)
-{
- raise_exception_sync_internal(env, class, tin, pc, 0);
-}
-
-/* Addressing mode helper */
-
-static uint16_t reverse16(uint16_t val)
-{
- uint8_t high = (uint8_t)(val >> 8);
- uint8_t low = (uint8_t)(val & 0xff);
-
- uint16_t rh, rl;
-
- rl = (uint16_t)((high * 0x0202020202ULL & 0x010884422010ULL) % 1023);
- rh = (uint16_t)((low * 0x0202020202ULL & 0x010884422010ULL) % 1023);
-
- return (rh << 8) | rl;
-}
-
-uint32_t helper_br_update(uint32_t reg)
-{
- uint32_t index = reg & 0xffff;
- uint32_t incr = reg >> 16;
- uint32_t new_index = reverse16(reverse16(index) + reverse16(incr));
- return reg - index + new_index;
-}
-
-uint32_t helper_circ_update(uint32_t reg, uint32_t off)
-{
- uint32_t index = reg & 0xffff;
- uint32_t length = reg >> 16;
- int32_t new_index = index + off;
- if (new_index < 0) {
- new_index += length;
- } else {
- new_index %= length;
- }
- return reg - index + new_index;
-}
-
-static uint32_t ssov32(CPUTriCoreState *env, int64_t arg)
-{
- uint32_t ret;
- int64_t max_pos = INT32_MAX;
- int64_t max_neg = INT32_MIN;
- if (arg > max_pos) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- ret = (target_ulong)max_pos;
- } else {
- if (arg < max_neg) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- ret = (target_ulong)max_neg;
- } else {
- env->PSW_USB_V = 0;
- ret = (target_ulong)arg;
- }
- }
- env->PSW_USB_AV = arg ^ arg * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
- return ret;
-}
-
-static uint32_t suov32_pos(CPUTriCoreState *env, uint64_t arg)
-{
- uint32_t ret;
- uint64_t max_pos = UINT32_MAX;
- if (arg > max_pos) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- ret = (target_ulong)max_pos;
- } else {
- env->PSW_USB_V = 0;
- ret = (target_ulong)arg;
- }
- env->PSW_USB_AV = arg ^ arg * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
- return ret;
-}
-
-static uint32_t suov32_neg(CPUTriCoreState *env, int64_t arg)
-{
- uint32_t ret;
-
- if (arg < 0) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- ret = 0;
- } else {
- env->PSW_USB_V = 0;
- ret = (target_ulong)arg;
- }
- env->PSW_USB_AV = arg ^ arg * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
- return ret;
-}
-
-static uint32_t ssov16(CPUTriCoreState *env, int32_t hw0, int32_t hw1)
-{
- int32_t max_pos = INT16_MAX;
- int32_t max_neg = INT16_MIN;
- int32_t av0, av1;
-
- env->PSW_USB_V = 0;
- av0 = hw0 ^ hw0 * 2u;
- if (hw0 > max_pos) {
- env->PSW_USB_V = (1 << 31);
- hw0 = max_pos;
- } else if (hw0 < max_neg) {
- env->PSW_USB_V = (1 << 31);
- hw0 = max_neg;
- }
-
- av1 = hw1 ^ hw1 * 2u;
- if (hw1 > max_pos) {
- env->PSW_USB_V = (1 << 31);
- hw1 = max_pos;
- } else if (hw1 < max_neg) {
- env->PSW_USB_V = (1 << 31);
- hw1 = max_neg;
- }
-
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = (av0 | av1) << 16;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
- return (hw0 & 0xffff) | (hw1 << 16);
-}
-
-static uint32_t suov16(CPUTriCoreState *env, int32_t hw0, int32_t hw1)
-{
- int32_t max_pos = UINT16_MAX;
- int32_t av0, av1;
-
- env->PSW_USB_V = 0;
- av0 = hw0 ^ hw0 * 2u;
- if (hw0 > max_pos) {
- env->PSW_USB_V = (1 << 31);
- hw0 = max_pos;
- } else if (hw0 < 0) {
- env->PSW_USB_V = (1 << 31);
- hw0 = 0;
- }
-
- av1 = hw1 ^ hw1 * 2u;
- if (hw1 > max_pos) {
- env->PSW_USB_V = (1 << 31);
- hw1 = max_pos;
- } else if (hw1 < 0) {
- env->PSW_USB_V = (1 << 31);
- hw1 = 0;
- }
-
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = (av0 | av1) << 16;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
- return (hw0 & 0xffff) | (hw1 << 16);
-}
-
-target_ulong helper_add_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t result = t1 + t2;
- return ssov32(env, result);
-}
-
-uint64_t helper_add64_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2)
-{
- uint64_t result;
- int64_t ovf;
-
- result = r1 + r2;
- ovf = (result ^ r1) & ~(r1 ^ r2);
- env->PSW_USB_AV = (result ^ result * 2u) >> 32;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
- if (ovf < 0) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* ext_ret > MAX_INT */
- if ((int64_t)r1 >= 0) {
- result = INT64_MAX;
- /* ext_ret < MIN_INT */
- } else {
- result = INT64_MIN;
- }
- } else {
- env->PSW_USB_V = 0;
- }
- return result;
-}
-
-target_ulong helper_add_h_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int32_t ret_hw0, ret_hw1;
-
- ret_hw0 = sextract32(r1, 0, 16) + sextract32(r2, 0, 16);
- ret_hw1 = sextract32(r1, 16, 16) + sextract32(r2, 16, 16);
- return ssov16(env, ret_hw0, ret_hw1);
-}
-
-uint32_t helper_addr_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
- uint32_t r2_h)
-{
- int64_t mul_res0 = sextract64(r1, 0, 32);
- int64_t mul_res1 = sextract64(r1, 32, 32);
- int64_t r2_low = sextract64(r2_l, 0, 32);
- int64_t r2_high = sextract64(r2_h, 0, 32);
- int64_t result0, result1;
- uint32_t ovf0, ovf1;
- uint32_t avf0, avf1;
-
- ovf0 = ovf1 = 0;
-
- result0 = r2_low + mul_res0 + 0x8000;
- result1 = r2_high + mul_res1 + 0x8000;
-
- avf0 = result0 * 2u;
- avf0 = result0 ^ avf0;
- avf1 = result1 * 2u;
- avf1 = result1 ^ avf1;
-
- if (result0 > INT32_MAX) {
- ovf0 = (1 << 31);
- result0 = INT32_MAX;
- } else if (result0 < INT32_MIN) {
- ovf0 = (1 << 31);
- result0 = INT32_MIN;
- }
-
- if (result1 > INT32_MAX) {
- ovf1 = (1 << 31);
- result1 = INT32_MAX;
- } else if (result1 < INT32_MIN) {
- ovf1 = (1 << 31);
- result1 = INT32_MIN;
- }
-
- env->PSW_USB_V = ovf0 | ovf1;
- env->PSW_USB_SV |= env->PSW_USB_V;
-
- env->PSW_USB_AV = avf0 | avf1;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
-}
-
-uint32_t helper_addsur_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
- uint32_t r2_h)
-{
- int64_t mul_res0 = sextract64(r1, 0, 32);
- int64_t mul_res1 = sextract64(r1, 32, 32);
- int64_t r2_low = sextract64(r2_l, 0, 32);
- int64_t r2_high = sextract64(r2_h, 0, 32);
- int64_t result0, result1;
- uint32_t ovf0, ovf1;
- uint32_t avf0, avf1;
-
- ovf0 = ovf1 = 0;
-
- result0 = r2_low - mul_res0 + 0x8000;
- result1 = r2_high + mul_res1 + 0x8000;
-
- avf0 = result0 * 2u;
- avf0 = result0 ^ avf0;
- avf1 = result1 * 2u;
- avf1 = result1 ^ avf1;
-
- if (result0 > INT32_MAX) {
- ovf0 = (1 << 31);
- result0 = INT32_MAX;
- } else if (result0 < INT32_MIN) {
- ovf0 = (1 << 31);
- result0 = INT32_MIN;
- }
-
- if (result1 > INT32_MAX) {
- ovf1 = (1 << 31);
- result1 = INT32_MAX;
- } else if (result1 < INT32_MIN) {
- ovf1 = (1 << 31);
- result1 = INT32_MIN;
- }
-
- env->PSW_USB_V = ovf0 | ovf1;
- env->PSW_USB_SV |= env->PSW_USB_V;
-
- env->PSW_USB_AV = avf0 | avf1;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
-}
-
-
-target_ulong helper_add_suov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int64_t t1 = extract64(r1, 0, 32);
- int64_t t2 = extract64(r2, 0, 32);
- int64_t result = t1 + t2;
- return suov32_pos(env, result);
-}
-
-target_ulong helper_add_h_suov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int32_t ret_hw0, ret_hw1;
-
- ret_hw0 = extract32(r1, 0, 16) + extract32(r2, 0, 16);
- ret_hw1 = extract32(r1, 16, 16) + extract32(r2, 16, 16);
- return suov16(env, ret_hw0, ret_hw1);
-}
-
-target_ulong helper_sub_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t result = t1 - t2;
- return ssov32(env, result);
-}
-
-uint64_t helper_sub64_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2)
-{
- uint64_t result;
- int64_t ovf;
-
- result = r1 - r2;
- ovf = (result ^ r1) & (r1 ^ r2);
- env->PSW_USB_AV = (result ^ result * 2u) >> 32;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
- if (ovf < 0) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* ext_ret > MAX_INT */
- if ((int64_t)r1 >= 0) {
- result = INT64_MAX;
- /* ext_ret < MIN_INT */
- } else {
- result = INT64_MIN;
- }
- } else {
- env->PSW_USB_V = 0;
- }
- return result;
-}
-
-target_ulong helper_sub_h_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int32_t ret_hw0, ret_hw1;
-
- ret_hw0 = sextract32(r1, 0, 16) - sextract32(r2, 0, 16);
- ret_hw1 = sextract32(r1, 16, 16) - sextract32(r2, 16, 16);
- return ssov16(env, ret_hw0, ret_hw1);
-}
-
-uint32_t helper_subr_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
- uint32_t r2_h)
-{
- int64_t mul_res0 = sextract64(r1, 0, 32);
- int64_t mul_res1 = sextract64(r1, 32, 32);
- int64_t r2_low = sextract64(r2_l, 0, 32);
- int64_t r2_high = sextract64(r2_h, 0, 32);
- int64_t result0, result1;
- uint32_t ovf0, ovf1;
- uint32_t avf0, avf1;
-
- ovf0 = ovf1 = 0;
-
- result0 = r2_low - mul_res0 + 0x8000;
- result1 = r2_high - mul_res1 + 0x8000;
-
- avf0 = result0 * 2u;
- avf0 = result0 ^ avf0;
- avf1 = result1 * 2u;
- avf1 = result1 ^ avf1;
-
- if (result0 > INT32_MAX) {
- ovf0 = (1 << 31);
- result0 = INT32_MAX;
- } else if (result0 < INT32_MIN) {
- ovf0 = (1 << 31);
- result0 = INT32_MIN;
- }
-
- if (result1 > INT32_MAX) {
- ovf1 = (1 << 31);
- result1 = INT32_MAX;
- } else if (result1 < INT32_MIN) {
- ovf1 = (1 << 31);
- result1 = INT32_MIN;
- }
-
- env->PSW_USB_V = ovf0 | ovf1;
- env->PSW_USB_SV |= env->PSW_USB_V;
-
- env->PSW_USB_AV = avf0 | avf1;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
-}
-
-uint32_t helper_subadr_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
- uint32_t r2_h)
-{
- int64_t mul_res0 = sextract64(r1, 0, 32);
- int64_t mul_res1 = sextract64(r1, 32, 32);
- int64_t r2_low = sextract64(r2_l, 0, 32);
- int64_t r2_high = sextract64(r2_h, 0, 32);
- int64_t result0, result1;
- uint32_t ovf0, ovf1;
- uint32_t avf0, avf1;
-
- ovf0 = ovf1 = 0;
-
- result0 = r2_low + mul_res0 + 0x8000;
- result1 = r2_high - mul_res1 + 0x8000;
-
- avf0 = result0 * 2u;
- avf0 = result0 ^ avf0;
- avf1 = result1 * 2u;
- avf1 = result1 ^ avf1;
-
- if (result0 > INT32_MAX) {
- ovf0 = (1 << 31);
- result0 = INT32_MAX;
- } else if (result0 < INT32_MIN) {
- ovf0 = (1 << 31);
- result0 = INT32_MIN;
- }
-
- if (result1 > INT32_MAX) {
- ovf1 = (1 << 31);
- result1 = INT32_MAX;
- } else if (result1 < INT32_MIN) {
- ovf1 = (1 << 31);
- result1 = INT32_MIN;
- }
-
- env->PSW_USB_V = ovf0 | ovf1;
- env->PSW_USB_SV |= env->PSW_USB_V;
-
- env->PSW_USB_AV = avf0 | avf1;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
-}
-
-target_ulong helper_sub_suov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int64_t t1 = extract64(r1, 0, 32);
- int64_t t2 = extract64(r2, 0, 32);
- int64_t result = t1 - t2;
- return suov32_neg(env, result);
-}
-
-target_ulong helper_sub_h_suov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int32_t ret_hw0, ret_hw1;
-
- ret_hw0 = extract32(r1, 0, 16) - extract32(r2, 0, 16);
- ret_hw1 = extract32(r1, 16, 16) - extract32(r2, 16, 16);
- return suov16(env, ret_hw0, ret_hw1);
-}
-
-target_ulong helper_mul_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t result = t1 * t2;
- return ssov32(env, result);
-}
-
-target_ulong helper_mul_suov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int64_t t1 = extract64(r1, 0, 32);
- int64_t t2 = extract64(r2, 0, 32);
- int64_t result = t1 * t2;
-
- return suov32_pos(env, result);
-}
-
-target_ulong helper_sha_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int32_t t2 = sextract64(r2, 0, 6);
- int64_t result;
- if (t2 == 0) {
- result = t1;
- } else if (t2 > 0) {
- result = t1 << t2;
- } else {
- result = t1 >> -t2;
- }
- return ssov32(env, result);
-}
-
-uint32_t helper_abs_ssov(CPUTriCoreState *env, target_ulong r1)
-{
- target_ulong result;
- result = ((int32_t)r1 >= 0) ? r1 : (0 - r1);
- return ssov32(env, result);
-}
-
-uint32_t helper_abs_h_ssov(CPUTriCoreState *env, target_ulong r1)
-{
- int32_t ret_h0, ret_h1;
-
- ret_h0 = sextract32(r1, 0, 16);
- ret_h0 = (ret_h0 >= 0) ? ret_h0 : (0 - ret_h0);
-
- ret_h1 = sextract32(r1, 16, 16);
- ret_h1 = (ret_h1 >= 0) ? ret_h1 : (0 - ret_h1);
-
- return ssov16(env, ret_h0, ret_h1);
-}
-
-target_ulong helper_absdif_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t result;
-
- if (t1 > t2) {
- result = t1 - t2;
- } else {
- result = t2 - t1;
- }
- return ssov32(env, result);
-}
-
-uint32_t helper_absdif_h_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2)
-{
- int32_t t1, t2;
- int32_t ret_h0, ret_h1;
-
- t1 = sextract32(r1, 0, 16);
- t2 = sextract32(r2, 0, 16);
- if (t1 > t2) {
- ret_h0 = t1 - t2;
- } else {
- ret_h0 = t2 - t1;
- }
-
- t1 = sextract32(r1, 16, 16);
- t2 = sextract32(r2, 16, 16);
- if (t1 > t2) {
- ret_h1 = t1 - t2;
- } else {
- ret_h1 = t2 - t1;
- }
-
- return ssov16(env, ret_h0, ret_h1);
-}
-
-target_ulong helper_madd32_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2, target_ulong r3)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t result;
-
- result = t2 + (t1 * t3);
- return ssov32(env, result);
-}
-
-target_ulong helper_madd32_suov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2, target_ulong r3)
-{
- uint64_t t1 = extract64(r1, 0, 32);
- uint64_t t2 = extract64(r2, 0, 32);
- uint64_t t3 = extract64(r3, 0, 32);
- int64_t result;
-
- result = t2 + (t1 * t3);
- return suov32_pos(env, result);
-}
-
-uint64_t helper_madd64_ssov(CPUTriCoreState *env, target_ulong r1,
- uint64_t r2, target_ulong r3)
-{
- uint64_t ret, ovf;
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t mul;
-
- mul = t1 * t3;
- ret = mul + r2;
- ovf = (ret ^ mul) & ~(mul ^ r2);
-
- t1 = ret >> 32;
- env->PSW_USB_AV = t1 ^ t1 * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- if ((int64_t)ovf < 0) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* ext_ret > MAX_INT */
- if (mul >= 0) {
- ret = INT64_MAX;
- /* ext_ret < MIN_INT */
- } else {
- ret = INT64_MIN;
- }
- } else {
- env->PSW_USB_V = 0;
- }
-
- return ret;
-}
-
-uint32_t
-helper_madd32_q_add_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2)
-{
- int64_t result;
-
- result = (r1 + r2);
-
- env->PSW_USB_AV = (result ^ result * 2u);
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- /* we do the saturation by hand, since we produce an overflow on the host
- if the mul before was (0x80000000 * 0x80000000) << 1). If this is the
- case, we flip the saturated value. */
- if (r2 == 0x8000000000000000LL) {
- if (result > 0x7fffffffLL) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- result = INT32_MIN;
- } else if (result < -0x80000000LL) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- result = INT32_MAX;
- } else {
- env->PSW_USB_V = 0;
- }
- } else {
- if (result > 0x7fffffffLL) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- result = INT32_MAX;
- } else if (result < -0x80000000LL) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- result = INT32_MIN;
- } else {
- env->PSW_USB_V = 0;
- }
- }
- return (uint32_t)result;
-}
-
-uint64_t helper_madd64_q_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2,
- uint32_t r3, uint32_t n)
-{
- int64_t t1 = (int64_t)r1;
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t result, mul;
- int64_t ovf;
-
- mul = (t2 * t3) << n;
- result = mul + t1;
-
- env->PSW_USB_AV = (result ^ result * 2u) >> 32;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- ovf = (result ^ mul) & ~(mul ^ t1);
- /* we do the saturation by hand, since we produce an overflow on the host
- if the mul was (0x80000000 * 0x80000000) << 1). If this is the
- case, we flip the saturated value. */
- if ((r2 == 0x80000000) && (r3 == 0x80000000) && (n == 1)) {
- if (ovf >= 0) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* ext_ret > MAX_INT */
- if (mul < 0) {
- result = INT64_MAX;
- /* ext_ret < MIN_INT */
- } else {
- result = INT64_MIN;
- }
- } else {
- env->PSW_USB_V = 0;
- }
- } else {
- if (ovf < 0) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* ext_ret > MAX_INT */
- if (mul >= 0) {
- result = INT64_MAX;
- /* ext_ret < MIN_INT */
- } else {
- result = INT64_MIN;
- }
- } else {
- env->PSW_USB_V = 0;
- }
- }
- return (uint64_t)result;
-}
-
-uint32_t helper_maddr_q_ssov(CPUTriCoreState *env, uint32_t r1, uint32_t r2,
- uint32_t r3, uint32_t n)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t mul, ret;
-
- if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) {
- mul = 0x7fffffff;
- } else {
- mul = (t2 * t3) << n;
- }
-
- ret = t1 + mul + 0x8000;
-
- env->PSW_USB_AV = ret ^ ret * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- if (ret > 0x7fffffffll) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- ret = INT32_MAX;
- } else if (ret < -0x80000000ll) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- ret = INT32_MIN;
- } else {
- env->PSW_USB_V = 0;
- }
- return ret & 0xffff0000ll;
-}
-
-uint64_t helper_madd64_suov(CPUTriCoreState *env, target_ulong r1,
- uint64_t r2, target_ulong r3)
-{
- uint64_t ret, mul;
- uint64_t t1 = extract64(r1, 0, 32);
- uint64_t t3 = extract64(r3, 0, 32);
-
- mul = t1 * t3;
- ret = mul + r2;
-
- t1 = ret >> 32;
- env->PSW_USB_AV = t1 ^ t1 * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- if (ret < r2) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* saturate */
- ret = UINT64_MAX;
- } else {
- env->PSW_USB_V = 0;
- }
- return ret;
-}
-
-target_ulong helper_msub32_ssov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2, target_ulong r3)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t result;
-
- result = t2 - (t1 * t3);
- return ssov32(env, result);
-}
-
-target_ulong helper_msub32_suov(CPUTriCoreState *env, target_ulong r1,
- target_ulong r2, target_ulong r3)
-{
- uint64_t t1 = extract64(r1, 0, 32);
- uint64_t t2 = extract64(r2, 0, 32);
- uint64_t t3 = extract64(r3, 0, 32);
- uint64_t result;
- uint64_t mul;
-
- mul = (t1 * t3);
- result = t2 - mul;
-
- env->PSW_USB_AV = result ^ result * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
- /* we calculate ovf by hand here, because the multiplication can overflow on
- the host, which would give false results if we compare to less than
- zero */
- if (mul > t2) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- result = 0;
- } else {
- env->PSW_USB_V = 0;
- }
- return result;
-}
-
-uint64_t helper_msub64_ssov(CPUTriCoreState *env, target_ulong r1,
- uint64_t r2, target_ulong r3)
-{
- uint64_t ret, ovf;
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t mul;
-
- mul = t1 * t3;
- ret = r2 - mul;
- ovf = (ret ^ r2) & (mul ^ r2);
-
- t1 = ret >> 32;
- env->PSW_USB_AV = t1 ^ t1 * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- if ((int64_t)ovf < 0) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* ext_ret > MAX_INT */
- if (mul < 0) {
- ret = INT64_MAX;
- /* ext_ret < MIN_INT */
- } else {
- ret = INT64_MIN;
- }
- } else {
- env->PSW_USB_V = 0;
- }
- return ret;
-}
-
-uint64_t helper_msub64_suov(CPUTriCoreState *env, target_ulong r1,
- uint64_t r2, target_ulong r3)
-{
- uint64_t ret, mul;
- uint64_t t1 = extract64(r1, 0, 32);
- uint64_t t3 = extract64(r3, 0, 32);
-
- mul = t1 * t3;
- ret = r2 - mul;
-
- t1 = ret >> 32;
- env->PSW_USB_AV = t1 ^ t1 * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- if (ret > r2) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* saturate */
- ret = 0;
- } else {
- env->PSW_USB_V = 0;
- }
- return ret;
-}
-
-uint32_t
-helper_msub32_q_sub_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2)
-{
- int64_t result;
- int64_t t1 = (int64_t)r1;
- int64_t t2 = (int64_t)r2;
-
- result = t1 - t2;
-
- env->PSW_USB_AV = (result ^ result * 2u);
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- /* we do the saturation by hand, since we produce an overflow on the host
- if the mul before was (0x80000000 * 0x80000000) << 1). If this is the
- case, we flip the saturated value. */
- if (r2 == 0x8000000000000000LL) {
- if (result > 0x7fffffffLL) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- result = INT32_MIN;
- } else if (result < -0x80000000LL) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- result = INT32_MAX;
- } else {
- env->PSW_USB_V = 0;
- }
- } else {
- if (result > 0x7fffffffLL) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- result = INT32_MAX;
- } else if (result < -0x80000000LL) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- result = INT32_MIN;
- } else {
- env->PSW_USB_V = 0;
- }
- }
- return (uint32_t)result;
-}
-
-uint64_t helper_msub64_q_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2,
- uint32_t r3, uint32_t n)
-{
- int64_t t1 = (int64_t)r1;
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t result, mul;
- int64_t ovf;
-
- mul = (t2 * t3) << n;
- result = t1 - mul;
-
- env->PSW_USB_AV = (result ^ result * 2u) >> 32;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- ovf = (result ^ t1) & (t1 ^ mul);
- /* we do the saturation by hand, since we produce an overflow on the host
- if the mul before was (0x80000000 * 0x80000000) << 1). If this is the
- case, we flip the saturated value. */
- if (mul == 0x8000000000000000LL) {
- if (ovf >= 0) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* ext_ret > MAX_INT */
- if (mul >= 0) {
- result = INT64_MAX;
- /* ext_ret < MIN_INT */
- } else {
- result = INT64_MIN;
- }
- } else {
- env->PSW_USB_V = 0;
- }
- } else {
- if (ovf < 0) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV = (1 << 31);
- /* ext_ret > MAX_INT */
- if (mul < 0) {
- result = INT64_MAX;
- /* ext_ret < MIN_INT */
- } else {
- result = INT64_MIN;
- }
- } else {
- env->PSW_USB_V = 0;
- }
- }
-
- return (uint64_t)result;
-}
-
-uint32_t helper_msubr_q_ssov(CPUTriCoreState *env, uint32_t r1, uint32_t r2,
- uint32_t r3, uint32_t n)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t mul, ret;
-
- if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) {
- mul = 0x7fffffff;
- } else {
- mul = (t2 * t3) << n;
- }
-
- ret = t1 - mul + 0x8000;
-
- env->PSW_USB_AV = ret ^ ret * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- if (ret > 0x7fffffffll) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- ret = INT32_MAX;
- } else if (ret < -0x80000000ll) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- ret = INT32_MIN;
- } else {
- env->PSW_USB_V = 0;
- }
- return ret & 0xffff0000ll;
-}
-
-uint32_t helper_abs_b(CPUTriCoreState *env, target_ulong arg)
-{
- int32_t b, i;
- int32_t ovf = 0;
- int32_t avf = 0;
- int32_t ret = 0;
-
- for (i = 0; i < 4; i++) {
- b = sextract32(arg, i * 8, 8);
- b = (b >= 0) ? b : (0 - b);
- ovf |= (b > 0x7F) || (b < -0x80);
- avf |= b ^ b * 2u;
- ret |= (b & 0xff) << (i * 8);
- }
-
- env->PSW_USB_V = ovf << 31;
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = avf << 24;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret;
-}
-
-uint32_t helper_abs_h(CPUTriCoreState *env, target_ulong arg)
-{
- int32_t h, i;
- int32_t ovf = 0;
- int32_t avf = 0;
- int32_t ret = 0;
-
- for (i = 0; i < 2; i++) {
- h = sextract32(arg, i * 16, 16);
- h = (h >= 0) ? h : (0 - h);
- ovf |= (h > 0x7FFF) || (h < -0x8000);
- avf |= h ^ h * 2u;
- ret |= (h & 0xffff) << (i * 16);
- }
-
- env->PSW_USB_V = ovf << 31;
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = avf << 16;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret;
-}
-
-uint32_t helper_absdif_b(CPUTriCoreState *env, target_ulong r1, target_ulong r2)
-{
- int32_t b, i;
- int32_t extr_r2;
- int32_t ovf = 0;
- int32_t avf = 0;
- int32_t ret = 0;
-
- for (i = 0; i < 4; i++) {
- extr_r2 = sextract32(r2, i * 8, 8);
- b = sextract32(r1, i * 8, 8);
- b = (b > extr_r2) ? (b - extr_r2) : (extr_r2 - b);
- ovf |= (b > 0x7F) || (b < -0x80);
- avf |= b ^ b * 2u;
- ret |= (b & 0xff) << (i * 8);
- }
-
- env->PSW_USB_V = ovf << 31;
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = avf << 24;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
- return ret;
-}
-
-uint32_t helper_absdif_h(CPUTriCoreState *env, target_ulong r1, target_ulong r2)
-{
- int32_t h, i;
- int32_t extr_r2;
- int32_t ovf = 0;
- int32_t avf = 0;
- int32_t ret = 0;
-
- for (i = 0; i < 2; i++) {
- extr_r2 = sextract32(r2, i * 16, 16);
- h = sextract32(r1, i * 16, 16);
- h = (h > extr_r2) ? (h - extr_r2) : (extr_r2 - h);
- ovf |= (h > 0x7FFF) || (h < -0x8000);
- avf |= h ^ h * 2u;
- ret |= (h & 0xffff) << (i * 16);
- }
-
- env->PSW_USB_V = ovf << 31;
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = avf << 16;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret;
-}
-
-uint32_t helper_addr_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
- uint32_t r2_h)
-{
- int64_t mul_res0 = sextract64(r1, 0, 32);
- int64_t mul_res1 = sextract64(r1, 32, 32);
- int64_t r2_low = sextract64(r2_l, 0, 32);
- int64_t r2_high = sextract64(r2_h, 0, 32);
- int64_t result0, result1;
- uint32_t ovf0, ovf1;
- uint32_t avf0, avf1;
-
- ovf0 = ovf1 = 0;
-
- result0 = r2_low + mul_res0 + 0x8000;
- result1 = r2_high + mul_res1 + 0x8000;
-
- if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) {
- ovf0 = (1 << 31);
- }
-
- if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) {
- ovf1 = (1 << 31);
- }
-
- env->PSW_USB_V = ovf0 | ovf1;
- env->PSW_USB_SV |= env->PSW_USB_V;
-
- avf0 = result0 * 2u;
- avf0 = result0 ^ avf0;
- avf1 = result1 * 2u;
- avf1 = result1 ^ avf1;
-
- env->PSW_USB_AV = avf0 | avf1;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
-}
-
-uint32_t helper_addsur_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
- uint32_t r2_h)
-{
- int64_t mul_res0 = sextract64(r1, 0, 32);
- int64_t mul_res1 = sextract64(r1, 32, 32);
- int64_t r2_low = sextract64(r2_l, 0, 32);
- int64_t r2_high = sextract64(r2_h, 0, 32);
- int64_t result0, result1;
- uint32_t ovf0, ovf1;
- uint32_t avf0, avf1;
-
- ovf0 = ovf1 = 0;
-
- result0 = r2_low - mul_res0 + 0x8000;
- result1 = r2_high + mul_res1 + 0x8000;
-
- if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) {
- ovf0 = (1 << 31);
- }
-
- if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) {
- ovf1 = (1 << 31);
- }
-
- env->PSW_USB_V = ovf0 | ovf1;
- env->PSW_USB_SV |= env->PSW_USB_V;
-
- avf0 = result0 * 2u;
- avf0 = result0 ^ avf0;
- avf1 = result1 * 2u;
- avf1 = result1 ^ avf1;
-
- env->PSW_USB_AV = avf0 | avf1;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
-}
-
-uint32_t helper_maddr_q(CPUTriCoreState *env, uint32_t r1, uint32_t r2,
- uint32_t r3, uint32_t n)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t mul, ret;
-
- if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) {
- mul = 0x7fffffff;
- } else {
- mul = (t2 * t3) << n;
- }
-
- ret = t1 + mul + 0x8000;
-
- if ((ret > 0x7fffffffll) || (ret < -0x80000000ll)) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- } else {
- env->PSW_USB_V = 0;
- }
- env->PSW_USB_AV = ret ^ ret * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret & 0xffff0000ll;
-}
-
-uint32_t helper_add_b(CPUTriCoreState *env, target_ulong r1, target_ulong r2)
-{
- int32_t b, i;
- int32_t extr_r1, extr_r2;
- int32_t ovf = 0;
- int32_t avf = 0;
- uint32_t ret = 0;
-
- for (i = 0; i < 4; i++) {
- extr_r1 = sextract32(r1, i * 8, 8);
- extr_r2 = sextract32(r2, i * 8, 8);
-
- b = extr_r1 + extr_r2;
- ovf |= ((b > 0x7f) || (b < -0x80));
- avf |= b ^ b * 2u;
- ret |= ((b & 0xff) << (i*8));
- }
-
- env->PSW_USB_V = (ovf << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = avf << 24;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret;
-}
-
-uint32_t helper_add_h(CPUTriCoreState *env, target_ulong r1, target_ulong r2)
-{
- int32_t h, i;
- int32_t extr_r1, extr_r2;
- int32_t ovf = 0;
- int32_t avf = 0;
- int32_t ret = 0;
-
- for (i = 0; i < 2; i++) {
- extr_r1 = sextract32(r1, i * 16, 16);
- extr_r2 = sextract32(r2, i * 16, 16);
- h = extr_r1 + extr_r2;
- ovf |= ((h > 0x7fff) || (h < -0x8000));
- avf |= h ^ h * 2u;
- ret |= (h & 0xffff) << (i * 16);
- }
-
- env->PSW_USB_V = (ovf << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = (avf << 16);
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret;
-}
-
-uint32_t helper_subr_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
- uint32_t r2_h)
-{
- int64_t mul_res0 = sextract64(r1, 0, 32);
- int64_t mul_res1 = sextract64(r1, 32, 32);
- int64_t r2_low = sextract64(r2_l, 0, 32);
- int64_t r2_high = sextract64(r2_h, 0, 32);
- int64_t result0, result1;
- uint32_t ovf0, ovf1;
- uint32_t avf0, avf1;
-
- ovf0 = ovf1 = 0;
-
- result0 = r2_low - mul_res0 + 0x8000;
- result1 = r2_high - mul_res1 + 0x8000;
-
- if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) {
- ovf0 = (1 << 31);
- }
-
- if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) {
- ovf1 = (1 << 31);
- }
-
- env->PSW_USB_V = ovf0 | ovf1;
- env->PSW_USB_SV |= env->PSW_USB_V;
-
- avf0 = result0 * 2u;
- avf0 = result0 ^ avf0;
- avf1 = result1 * 2u;
- avf1 = result1 ^ avf1;
-
- env->PSW_USB_AV = avf0 | avf1;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
-}
-
-uint32_t helper_subadr_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l,
- uint32_t r2_h)
-{
- int64_t mul_res0 = sextract64(r1, 0, 32);
- int64_t mul_res1 = sextract64(r1, 32, 32);
- int64_t r2_low = sextract64(r2_l, 0, 32);
- int64_t r2_high = sextract64(r2_h, 0, 32);
- int64_t result0, result1;
- uint32_t ovf0, ovf1;
- uint32_t avf0, avf1;
-
- ovf0 = ovf1 = 0;
-
- result0 = r2_low + mul_res0 + 0x8000;
- result1 = r2_high - mul_res1 + 0x8000;
-
- if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) {
- ovf0 = (1 << 31);
- }
-
- if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) {
- ovf1 = (1 << 31);
- }
-
- env->PSW_USB_V = ovf0 | ovf1;
- env->PSW_USB_SV |= env->PSW_USB_V;
-
- avf0 = result0 * 2u;
- avf0 = result0 ^ avf0;
- avf1 = result1 * 2u;
- avf1 = result1 ^ avf1;
-
- env->PSW_USB_AV = avf0 | avf1;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL);
-}
-
-uint32_t helper_msubr_q(CPUTriCoreState *env, uint32_t r1, uint32_t r2,
- uint32_t r3, uint32_t n)
-{
- int64_t t1 = sextract64(r1, 0, 32);
- int64_t t2 = sextract64(r2, 0, 32);
- int64_t t3 = sextract64(r3, 0, 32);
- int64_t mul, ret;
-
- if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) {
- mul = 0x7fffffff;
- } else {
- mul = (t2 * t3) << n;
- }
-
- ret = t1 - mul + 0x8000;
-
- if ((ret > 0x7fffffffll) || (ret < -0x80000000ll)) {
- env->PSW_USB_V = (1 << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- } else {
- env->PSW_USB_V = 0;
- }
- env->PSW_USB_AV = ret ^ ret * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret & 0xffff0000ll;
-}
-
-uint32_t helper_sub_b(CPUTriCoreState *env, target_ulong r1, target_ulong r2)
-{
- int32_t b, i;
- int32_t extr_r1, extr_r2;
- int32_t ovf = 0;
- int32_t avf = 0;
- uint32_t ret = 0;
-
- for (i = 0; i < 4; i++) {
- extr_r1 = sextract32(r1, i * 8, 8);
- extr_r2 = sextract32(r2, i * 8, 8);
-
- b = extr_r1 - extr_r2;
- ovf |= ((b > 0x7f) || (b < -0x80));
- avf |= b ^ b * 2u;
- ret |= ((b & 0xff) << (i*8));
- }
-
- env->PSW_USB_V = (ovf << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = avf << 24;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret;
-}
-
-uint32_t helper_sub_h(CPUTriCoreState *env, target_ulong r1, target_ulong r2)
-{
- int32_t h, i;
- int32_t extr_r1, extr_r2;
- int32_t ovf = 0;
- int32_t avf = 0;
- int32_t ret = 0;
-
- for (i = 0; i < 2; i++) {
- extr_r1 = sextract32(r1, i * 16, 16);
- extr_r2 = sextract32(r2, i * 16, 16);
- h = extr_r1 - extr_r2;
- ovf |= ((h > 0x7fff) || (h < -0x8000));
- avf |= h ^ h * 2u;
- ret |= (h & 0xffff) << (i * 16);
- }
-
- env->PSW_USB_V = (ovf << 31);
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = avf << 16;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret;
-}
-
-uint32_t helper_eq_b(target_ulong r1, target_ulong r2)
-{
- int32_t ret;
- int32_t i, msk;
-
- ret = 0;
- msk = 0xff;
- for (i = 0; i < 4; i++) {
- if ((r1 & msk) == (r2 & msk)) {
- ret |= msk;
- }
- msk = msk << 8;
- }
-
- return ret;
-}
-
-uint32_t helper_eq_h(target_ulong r1, target_ulong r2)
-{
- int32_t ret = 0;
-
- if ((r1 & 0xffff) == (r2 & 0xffff)) {
- ret = 0xffff;
- }
-
- if ((r1 & 0xffff0000) == (r2 & 0xffff0000)) {
- ret |= 0xffff0000;
- }
-
- return ret;
-}
-
-uint32_t helper_eqany_b(target_ulong r1, target_ulong r2)
-{
- int32_t i;
- uint32_t ret = 0;
-
- for (i = 0; i < 4; i++) {
- ret |= (sextract32(r1, i * 8, 8) == sextract32(r2, i * 8, 8));
- }
-
- return ret;
-}
-
-uint32_t helper_eqany_h(target_ulong r1, target_ulong r2)
-{
- uint32_t ret;
-
- ret = (sextract32(r1, 0, 16) == sextract32(r2, 0, 16));
- ret |= (sextract32(r1, 16, 16) == sextract32(r2, 16, 16));
-
- return ret;
-}
-
-uint32_t helper_lt_b(target_ulong r1, target_ulong r2)
-{
- int32_t i;
- uint32_t ret = 0;
-
- for (i = 0; i < 4; i++) {
- if (sextract32(r1, i * 8, 8) < sextract32(r2, i * 8, 8)) {
- ret |= (0xff << (i * 8));
- }
- }
-
- return ret;
-}
-
-uint32_t helper_lt_bu(target_ulong r1, target_ulong r2)
-{
- int32_t i;
- uint32_t ret = 0;
-
- for (i = 0; i < 4; i++) {
- if (extract32(r1, i * 8, 8) < extract32(r2, i * 8, 8)) {
- ret |= (0xff << (i * 8));
- }
- }
-
- return ret;
-}
-
-uint32_t helper_lt_h(target_ulong r1, target_ulong r2)
-{
- uint32_t ret = 0;
-
- if (sextract32(r1, 0, 16) < sextract32(r2, 0, 16)) {
- ret |= 0xffff;
- }
-
- if (sextract32(r1, 16, 16) < sextract32(r2, 16, 16)) {
- ret |= 0xffff0000;
- }
-
- return ret;
-}
-
-uint32_t helper_lt_hu(target_ulong r1, target_ulong r2)
-{
- uint32_t ret = 0;
-
- if (extract32(r1, 0, 16) < extract32(r2, 0, 16)) {
- ret |= 0xffff;
- }
-
- if (extract32(r1, 16, 16) < extract32(r2, 16, 16)) {
- ret |= 0xffff0000;
- }
-
- return ret;
-}
-
-#define EXTREMA_H_B(name, op) \
-uint32_t helper_##name ##_b(target_ulong r1, target_ulong r2) \
-{ \
- int32_t i, extr_r1, extr_r2; \
- uint32_t ret = 0; \
- \
- for (i = 0; i < 4; i++) { \
- extr_r1 = sextract32(r1, i * 8, 8); \
- extr_r2 = sextract32(r2, i * 8, 8); \
- extr_r1 = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \
- ret |= (extr_r1 & 0xff) << (i * 8); \
- } \
- return ret; \
-} \
- \
-uint32_t helper_##name ##_bu(target_ulong r1, target_ulong r2)\
-{ \
- int32_t i; \
- uint32_t extr_r1, extr_r2; \
- uint32_t ret = 0; \
- \
- for (i = 0; i < 4; i++) { \
- extr_r1 = extract32(r1, i * 8, 8); \
- extr_r2 = extract32(r2, i * 8, 8); \
- extr_r1 = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \
- ret |= (extr_r1 & 0xff) << (i * 8); \
- } \
- return ret; \
-} \
- \
-uint32_t helper_##name ##_h(target_ulong r1, target_ulong r2) \
-{ \
- int32_t extr_r1, extr_r2; \
- uint32_t ret = 0; \
- \
- extr_r1 = sextract32(r1, 0, 16); \
- extr_r2 = sextract32(r2, 0, 16); \
- ret = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \
- ret = ret & 0xffff; \
- \
- extr_r1 = sextract32(r1, 16, 16); \
- extr_r2 = sextract32(r2, 16, 16); \
- extr_r1 = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \
- ret |= extr_r1 << 16; \
- \
- return ret; \
-} \
- \
-uint32_t helper_##name ##_hu(target_ulong r1, target_ulong r2)\
-{ \
- uint32_t extr_r1, extr_r2; \
- uint32_t ret = 0; \
- \
- extr_r1 = extract32(r1, 0, 16); \
- extr_r2 = extract32(r2, 0, 16); \
- ret = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \
- ret = ret & 0xffff; \
- \
- extr_r1 = extract32(r1, 16, 16); \
- extr_r2 = extract32(r2, 16, 16); \
- extr_r1 = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \
- ret |= extr_r1 << (16); \
- \
- return ret; \
-} \
- \
-uint64_t helper_ix##name(uint64_t r1, uint32_t r2) \
-{ \
- int64_t r2l, r2h, r1hl; \
- uint64_t ret = 0; \
- \
- ret = ((r1 + 2) & 0xffff); \
- r2l = sextract64(r2, 0, 16); \
- r2h = sextract64(r2, 16, 16); \
- r1hl = sextract64(r1, 32, 16); \
- \
- if ((r2l op ## = r2h) && (r2l op r1hl)) { \
- ret |= (r2l & 0xffff) << 32; \
- ret |= extract64(r1, 0, 16) << 16; \
- } else if ((r2h op r2l) && (r2h op r1hl)) { \
- ret |= extract64(r2, 16, 16) << 32; \
- ret |= extract64(r1 + 1, 0, 16) << 16; \
- } else { \
- ret |= r1 & 0xffffffff0000ull; \
- } \
- return ret; \
-} \
- \
-uint64_t helper_ix##name ##_u(uint64_t r1, uint32_t r2) \
-{ \
- int64_t r2l, r2h, r1hl; \
- uint64_t ret = 0; \
- \
- ret = ((r1 + 2) & 0xffff); \
- r2l = extract64(r2, 0, 16); \
- r2h = extract64(r2, 16, 16); \
- r1hl = extract64(r1, 32, 16); \
- \
- if ((r2l op ## = r2h) && (r2l op r1hl)) { \
- ret |= (r2l & 0xffff) << 32; \
- ret |= extract64(r1, 0, 16) << 16; \
- } else if ((r2h op r2l) && (r2h op r1hl)) { \
- ret |= extract64(r2, 16, 16) << 32; \
- ret |= extract64(r1 + 1, 0, 16) << 16; \
- } else { \
- ret |= r1 & 0xffffffff0000ull; \
- } \
- return ret; \
-}
-
-EXTREMA_H_B(max, >)
-EXTREMA_H_B(min, <)
-
-#undef EXTREMA_H_B
-
-uint32_t helper_clo(target_ulong r1)
-{
- return clo32(r1);
-}
-
-uint32_t helper_clo_h(target_ulong r1)
-{
- uint32_t ret_hw0 = extract32(r1, 0, 16);
- uint32_t ret_hw1 = extract32(r1, 16, 16);
-
- ret_hw0 = clo32(ret_hw0 << 16);
- ret_hw1 = clo32(ret_hw1 << 16);
-
- if (ret_hw0 > 16) {
- ret_hw0 = 16;
- }
- if (ret_hw1 > 16) {
- ret_hw1 = 16;
- }
-
- return ret_hw0 | (ret_hw1 << 16);
-}
-
-uint32_t helper_clz(target_ulong r1)
-{
- return clz32(r1);
-}
-
-uint32_t helper_clz_h(target_ulong r1)
-{
- uint32_t ret_hw0 = extract32(r1, 0, 16);
- uint32_t ret_hw1 = extract32(r1, 16, 16);
-
- ret_hw0 = clz32(ret_hw0 << 16);
- ret_hw1 = clz32(ret_hw1 << 16);
-
- if (ret_hw0 > 16) {
- ret_hw0 = 16;
- }
- if (ret_hw1 > 16) {
- ret_hw1 = 16;
- }
-
- return ret_hw0 | (ret_hw1 << 16);
-}
-
-uint32_t helper_cls(target_ulong r1)
-{
- return clrsb32(r1);
-}
-
-uint32_t helper_cls_h(target_ulong r1)
-{
- uint32_t ret_hw0 = extract32(r1, 0, 16);
- uint32_t ret_hw1 = extract32(r1, 16, 16);
-
- ret_hw0 = clrsb32(ret_hw0 << 16);
- ret_hw1 = clrsb32(ret_hw1 << 16);
-
- if (ret_hw0 > 15) {
- ret_hw0 = 15;
- }
- if (ret_hw1 > 15) {
- ret_hw1 = 15;
- }
-
- return ret_hw0 | (ret_hw1 << 16);
-}
-
-uint32_t helper_sh(target_ulong r1, target_ulong r2)
-{
- int32_t shift_count = sextract32(r2, 0, 6);
-
- if (shift_count == -32) {
- return 0;
- } else if (shift_count < 0) {
- return r1 >> -shift_count;
- } else {
- return r1 << shift_count;
- }
-}
-
-uint32_t helper_sh_h(target_ulong r1, target_ulong r2)
-{
- int32_t ret_hw0, ret_hw1;
- int32_t shift_count;
-
- shift_count = sextract32(r2, 0, 5);
-
- if (shift_count == -16) {
- return 0;
- } else if (shift_count < 0) {
- ret_hw0 = extract32(r1, 0, 16) >> -shift_count;
- ret_hw1 = extract32(r1, 16, 16) >> -shift_count;
- return (ret_hw0 & 0xffff) | (ret_hw1 << 16);
- } else {
- ret_hw0 = extract32(r1, 0, 16) << shift_count;
- ret_hw1 = extract32(r1, 16, 16) << shift_count;
- return (ret_hw0 & 0xffff) | (ret_hw1 << 16);
- }
-}
-
-uint32_t helper_sha(CPUTriCoreState *env, target_ulong r1, target_ulong r2)
-{
- int32_t shift_count;
- int64_t result, t1;
- uint32_t ret;
-
- shift_count = sextract32(r2, 0, 6);
- t1 = sextract32(r1, 0, 32);
-
- if (shift_count == 0) {
- env->PSW_USB_C = env->PSW_USB_V = 0;
- ret = r1;
- } else if (shift_count == -32) {
- env->PSW_USB_C = r1;
- env->PSW_USB_V = 0;
- ret = t1 >> 31;
- } else if (shift_count > 0) {
- result = t1 << shift_count;
- /* calc carry */
- env->PSW_USB_C = ((result & 0xffffffff00000000ULL) != 0);
- /* calc v */
- env->PSW_USB_V = (((result > 0x7fffffffLL) ||
- (result < -0x80000000LL)) << 31);
- /* calc sv */
- env->PSW_USB_SV |= env->PSW_USB_V;
- ret = (uint32_t)result;
- } else {
- env->PSW_USB_V = 0;
- env->PSW_USB_C = (r1 & ((1 << -shift_count) - 1));
- ret = t1 >> -shift_count;
- }
-
- env->PSW_USB_AV = ret ^ ret * 2u;
- env->PSW_USB_SAV |= env->PSW_USB_AV;
-
- return ret;
-}
-
-uint32_t helper_sha_h(target_ulong r1, target_ulong r2)
-{
- int32_t shift_count;
- int32_t ret_hw0, ret_hw1;
-
- shift_count = sextract32(r2, 0, 5);
-
- if (shift_count == 0) {
- return r1;
- } else if (shift_count < 0) {
- ret_hw0 = sextract32(r1, 0, 16) >> -shift_count;
- ret_hw1 = sextract32(r1, 16, 16) >> -shift_count;
- return (ret_hw0 & 0xffff) | (ret_hw1 << 16);
- } else {
- ret_hw0 = sextract32(r1, 0, 16) << shift_count;
- ret_hw1 = sextract32(r1, 16, 16) << shift_count;
- return (ret_hw0 & 0xffff) | (ret_hw1 << 16);
- }
-}
-
-uint32_t helper_bmerge(target_ulong r1, target_ulong r2)
-{
- uint32_t i, ret;
-
- ret = 0;
- for (i = 0; i < 16; i++) {
- ret |= (r1 & 1) << (2 * i + 1);
- ret |= (r2 & 1) << (2 * i);
- r1 = r1 >> 1;
- r2 = r2 >> 1;
- }
- return ret;
-}
-
-uint64_t helper_bsplit(uint32_t r1)
-{
- int32_t i;
- uint64_t ret;
-
- ret = 0;
- for (i = 0; i < 32; i = i + 2) {
- /* even */
- ret |= (r1 & 1) << (i/2);
- r1 = r1 >> 1;
- /* odd */
- ret |= (uint64_t)(r1 & 1) << (i/2 + 32);
- r1 = r1 >> 1;
- }
- return ret;
-}
-
-uint32_t helper_parity(target_ulong r1)
-{
- uint32_t ret;
- uint32_t nOnes, i;
-
- ret = 0;
- nOnes = 0;
- for (i = 0; i < 8; i++) {
- ret ^= (r1 & 1);
- r1 = r1 >> 1;
- }
- /* second byte */
- nOnes = 0;
- for (i = 0; i < 8; i++) {
- nOnes ^= (r1 & 1);
- r1 = r1 >> 1;
- }
- ret |= nOnes << 8;
- /* third byte */
- nOnes = 0;
- for (i = 0; i < 8; i++) {
- nOnes ^= (r1 & 1);
- r1 = r1 >> 1;
- }
- ret |= nOnes << 16;
- /* fourth byte */
- nOnes = 0;
- for (i = 0; i < 8; i++) {
- nOnes ^= (r1 & 1);
- r1 = r1 >> 1;
- }
- ret |= nOnes << 24;
-
- return ret;
-}
-
-uint32_t helper_pack(uint32_t carry, uint32_t r1_low, uint32_t r1_high,
- target_ulong r2)
-{
- uint32_t ret;
- int32_t fp_exp, fp_frac, temp_exp, fp_exp_frac;
- int32_t int_exp = r1_high;
- int32_t int_mant = r1_low;
- uint32_t flag_rnd = (int_mant & (1 << 7)) && (
- (int_mant & (1 << 8)) ||
- (int_mant & 0x7f) ||
- (carry != 0));
- if (((int_mant & (1<<31)) == 0) && (int_exp == 255)) {
- fp_exp = 255;
- fp_frac = extract32(int_mant, 8, 23);
- } else if ((int_mant & (1<<31)) && (int_exp >= 127)) {
- fp_exp = 255;
- fp_frac = 0;
- } else if ((int_mant & (1<<31)) && (int_exp <= -128)) {
- fp_exp = 0;
- fp_frac = 0;
- } else if (int_mant == 0) {
- fp_exp = 0;
- fp_frac = 0;
- } else {
- if (((int_mant & (1 << 31)) == 0)) {
- temp_exp = 0;
- } else {
- temp_exp = int_exp + 128;
- }
- fp_exp_frac = (((temp_exp & 0xff) << 23) |
- extract32(int_mant, 8, 23))
- + flag_rnd;
- fp_exp = extract32(fp_exp_frac, 23, 8);
- fp_frac = extract32(fp_exp_frac, 0, 23);
- }
- ret = r2 & (1 << 31);
- ret = ret + (fp_exp << 23);
- ret = ret + (fp_frac & 0x7fffff);
-
- return ret;
-}
-
-uint64_t helper_unpack(target_ulong arg1)
-{
- int32_t fp_exp = extract32(arg1, 23, 8);
- int32_t fp_frac = extract32(arg1, 0, 23);
- uint64_t ret;
- int32_t int_exp, int_mant;
-
- if (fp_exp == 255) {
- int_exp = 255;
- int_mant = (fp_frac << 7);
- } else if ((fp_exp == 0) && (fp_frac == 0)) {
- int_exp = -127;
- int_mant = 0;
- } else if ((fp_exp == 0) && (fp_frac != 0)) {
- int_exp = -126;
- int_mant = (fp_frac << 7);
- } else {
- int_exp = fp_exp - 127;
- int_mant = (fp_frac << 7);
- int_mant |= (1 << 30);
- }
- ret = int_exp;
- ret = ret << 32;
- ret |= int_mant;
-
- return ret;
-}
-
-uint64_t helper_dvinit_b_13(CPUTriCoreState *env, uint32_t r1, uint32_t r2)
-{
- uint64_t ret;
- int32_t abs_sig_dividend, abs_divisor;
-
- ret = sextract32(r1, 0, 32);
- ret = ret << 24;
- if (!((r1 & 0x80000000) == (r2 & 0x80000000))) {
- ret |= 0xffffff;
- }
-
- abs_sig_dividend = abs((int32_t)r1) >> 8;
- abs_divisor = abs((int32_t)r2);
- /* calc overflow
- ofv if (a/b >= 255) <=> (a/255 >= b) */
- env->PSW_USB_V = (abs_sig_dividend >= abs_divisor) << 31;
- env->PSW_USB_V = env->PSW_USB_V << 31;
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = 0;
-
- return ret;
-}
-
-uint64_t helper_dvinit_b_131(CPUTriCoreState *env, uint32_t r1, uint32_t r2)
-{
- uint64_t ret = sextract32(r1, 0, 32);
-
- ret = ret << 24;
- if (!((r1 & 0x80000000) == (r2 & 0x80000000))) {
- ret |= 0xffffff;
- }
- /* calc overflow */
- env->PSW_USB_V = ((r2 == 0) || ((r2 == 0xffffffff) && (r1 == 0xffffff80)));
- env->PSW_USB_V = env->PSW_USB_V << 31;
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = 0;
-
- return ret;
-}
-
-uint64_t helper_dvinit_h_13(CPUTriCoreState *env, uint32_t r1, uint32_t r2)
-{
- uint64_t ret;
- int32_t abs_sig_dividend, abs_divisor;
-
- ret = sextract32(r1, 0, 32);
- ret = ret << 16;
- if (!((r1 & 0x80000000) == (r2 & 0x80000000))) {
- ret |= 0xffff;
- }
-
- abs_sig_dividend = abs((int32_t)r1) >> 16;
- abs_divisor = abs((int32_t)r2);
- /* calc overflow
- ofv if (a/b >= 0xffff) <=> (a/0xffff >= b) */
- env->PSW_USB_V = (abs_sig_dividend >= abs_divisor) << 31;
- env->PSW_USB_V = env->PSW_USB_V << 31;
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = 0;
-
- return ret;
-}
-
-uint64_t helper_dvinit_h_131(CPUTriCoreState *env, uint32_t r1, uint32_t r2)
-{
- uint64_t ret = sextract32(r1, 0, 32);
-
- ret = ret << 16;
- if (!((r1 & 0x80000000) == (r2 & 0x80000000))) {
- ret |= 0xffff;
- }
- /* calc overflow */
- env->PSW_USB_V = ((r2 == 0) || ((r2 == 0xffffffff) && (r1 == 0xffff8000)));
- env->PSW_USB_V = env->PSW_USB_V << 31;
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = 0;
-
- return ret;
-}
-
-uint64_t helper_dvadj(uint64_t r1, uint32_t r2)
-{
- int32_t x_sign = (r1 >> 63);
- int32_t q_sign = x_sign ^ (r2 >> 31);
- int32_t eq_pos = x_sign & ((r1 >> 32) == r2);
- int32_t eq_neg = x_sign & ((r1 >> 32) == -r2);
- uint32_t quotient;
- uint64_t ret, remainder;
-
- if ((q_sign & ~eq_neg) | eq_pos) {
- quotient = (r1 + 1) & 0xffffffff;
- } else {
- quotient = r1 & 0xffffffff;
- }
-
- if (eq_pos | eq_neg) {
- remainder = 0;
- } else {
- remainder = (r1 & 0xffffffff00000000ull);
- }
- ret = remainder|quotient;
- return ret;
-}
-
-uint64_t helper_dvstep(uint64_t r1, uint32_t r2)
-{
- int32_t dividend_sign = extract64(r1, 63, 1);
- int32_t divisor_sign = extract32(r2, 31, 1);
- int32_t quotient_sign = (dividend_sign != divisor_sign);
- int32_t addend, dividend_quotient, remainder;
- int32_t i, temp;
-
- if (quotient_sign) {
- addend = r2;
- } else {
- addend = -r2;
- }
- dividend_quotient = (int32_t)r1;
- remainder = (int32_t)(r1 >> 32);
-
- for (i = 0; i < 8; i++) {
- remainder = (remainder << 1) | extract32(dividend_quotient, 31, 1);
- dividend_quotient <<= 1;
- temp = remainder + addend;
- if ((temp < 0) == dividend_sign) {
- remainder = temp;
- }
- if (((temp < 0) == dividend_sign)) {
- dividend_quotient = dividend_quotient | !quotient_sign;
- } else {
- dividend_quotient = dividend_quotient | quotient_sign;
- }
- }
- return ((uint64_t)remainder << 32) | (uint32_t)dividend_quotient;
-}
-
-uint64_t helper_dvstep_u(uint64_t r1, uint32_t r2)
-{
- int32_t dividend_quotient = extract64(r1, 0, 32);
- int64_t remainder = extract64(r1, 32, 32);
- int32_t i;
- int64_t temp;
- for (i = 0; i < 8; i++) {
- remainder = (remainder << 1) | extract32(dividend_quotient, 31, 1);
- dividend_quotient <<= 1;
- temp = (remainder & 0xffffffff) - r2;
- if (temp >= 0) {
- remainder = temp;
- }
- dividend_quotient = dividend_quotient | !(temp < 0);
- }
- return ((uint64_t)remainder << 32) | (uint32_t)dividend_quotient;
-}
-
-uint64_t helper_divide(CPUTriCoreState *env, uint32_t r1, uint32_t r2)
-{
- int32_t quotient, remainder;
- int32_t dividend = (int32_t)r1;
- int32_t divisor = (int32_t)r2;
-
- if (divisor == 0) {
- if (dividend >= 0) {
- quotient = 0x7fffffff;
- remainder = 0;
- } else {
- quotient = 0x80000000;
- remainder = 0;
- }
- env->PSW_USB_V = (1 << 31);
- } else if ((divisor == 0xffffffff) && (dividend == 0x80000000)) {
- quotient = 0x7fffffff;
- remainder = 0;
- env->PSW_USB_V = (1 << 31);
- } else {
- remainder = dividend % divisor;
- quotient = (dividend - remainder)/divisor;
- env->PSW_USB_V = 0;
- }
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = 0;
- return ((uint64_t)remainder << 32) | (uint32_t)quotient;
-}
-
-uint64_t helper_divide_u(CPUTriCoreState *env, uint32_t r1, uint32_t r2)
-{
- uint32_t quotient, remainder;
- uint32_t dividend = r1;
- uint32_t divisor = r2;
-
- if (divisor == 0) {
- quotient = 0xffffffff;
- remainder = 0;
- env->PSW_USB_V = (1 << 31);
- } else {
- remainder = dividend % divisor;
- quotient = (dividend - remainder)/divisor;
- env->PSW_USB_V = 0;
- }
- env->PSW_USB_SV |= env->PSW_USB_V;
- env->PSW_USB_AV = 0;
- return ((uint64_t)remainder << 32) | quotient;
-}
-
-uint64_t helper_mul_h(uint32_t arg00, uint32_t arg01,
- uint32_t arg10, uint32_t arg11, uint32_t n)
-{
- uint64_t ret;
- uint32_t result0, result1;
-
- int32_t sc1 = ((arg00 & 0xffff) == 0x8000) &&
- ((arg10 & 0xffff) == 0x8000) && (n == 1);
- int32_t sc0 = ((arg01 & 0xffff) == 0x8000) &&
- ((arg11 & 0xffff) == 0x8000) && (n == 1);
- if (sc1) {
- result1 = 0x7fffffff;
- } else {
- result1 = (((uint32_t)(arg00 * arg10)) << n);
- }
- if (sc0) {
- result0 = 0x7fffffff;
- } else {
- result0 = (((uint32_t)(arg01 * arg11)) << n);
- }
- ret = (((uint64_t)result1 << 32)) | result0;
- return ret;
-}
-
-uint64_t helper_mulm_h(uint32_t arg00, uint32_t arg01,
- uint32_t arg10, uint32_t arg11, uint32_t n)
-{
- uint64_t ret;
- int64_t result0, result1;
-
- int32_t sc1 = ((arg00 & 0xffff) == 0x8000) &&
- ((arg10 & 0xffff) == 0x8000) && (n == 1);
- int32_t sc0 = ((arg01 & 0xffff) == 0x8000) &&
- ((arg11 & 0xffff) == 0x8000) && (n == 1);
-
- if (sc1) {
- result1 = 0x7fffffff;
- } else {
- result1 = (((int32_t)arg00 * (int32_t)arg10) << n);
- }
- if (sc0) {
- result0 = 0x7fffffff;
- } else {
- result0 = (((int32_t)arg01 * (int32_t)arg11) << n);
- }
- ret = (result1 + result0);
- ret = ret << 16;
- return ret;
-}
-uint32_t helper_mulr_h(uint32_t arg00, uint32_t arg01,
- uint32_t arg10, uint32_t arg11, uint32_t n)
-{
- uint32_t result0, result1;
-
- int32_t sc1 = ((arg00 & 0xffff) == 0x8000) &&
- ((arg10 & 0xffff) == 0x8000) && (n == 1);
- int32_t sc0 = ((arg01 & 0xffff) == 0x8000) &&
- ((arg11 & 0xffff) == 0x8000) && (n == 1);
-
- if (sc1) {
- result1 = 0x7fffffff;
- } else {
- result1 = ((arg00 * arg10) << n) + 0x8000;
- }
- if (sc0) {
- result0 = 0x7fffffff;
- } else {
- result0 = ((arg01 * arg11) << n) + 0x8000;
- }
- return (result1 & 0xffff0000) | (result0 >> 16);
-}
-
-uint32_t helper_crc32(uint32_t arg0, uint32_t arg1)
-{
- uint8_t buf[4];
- uint32_t ret;
- stl_be_p(buf, arg0);
-
- ret = crc32(arg1, buf, 4);
- return ret;
-}
-
-/* context save area (CSA) related helpers */
-
-static int cdc_increment(target_ulong *psw)
-{
- if ((*psw & MASK_PSW_CDC) == 0x7f) {
- return 0;
- }
-
- (*psw)++;
- /* check for overflow */
- int lo = clo32((*psw & MASK_PSW_CDC) << (32 - 7));
- int mask = (1u << (7 - lo)) - 1;
- int count = *psw & mask;
- if (count == 0) {
- (*psw)--;
- return 1;
- }
- return 0;
-}
-
-static int cdc_decrement(target_ulong *psw)
-{
- if ((*psw & MASK_PSW_CDC) == 0x7f) {
- return 0;
- }
- /* check for underflow */
- int lo = clo32((*psw & MASK_PSW_CDC) << (32 - 7));
- int mask = (1u << (7 - lo)) - 1;
- int count = *psw & mask;
- if (count == 0) {
- return 1;
- }
- (*psw)--;
- return 0;
-}
-
-static bool cdc_zero(target_ulong *psw)
-{
- int cdc = *psw & MASK_PSW_CDC;
- /* Returns TRUE if PSW.CDC.COUNT == 0 or if PSW.CDC ==
- 7'b1111111, otherwise returns FALSE. */
- if (cdc == 0x7f) {
- return true;
- }
- /* find CDC.COUNT */
- int lo = clo32((*psw & MASK_PSW_CDC) << (32 - 7));
- int mask = (1u << (7 - lo)) - 1;
- int count = *psw & mask;
- return count == 0;
-}
-
-static void save_context_upper(CPUTriCoreState *env, int ea)
-{
- cpu_stl_data(env, ea, env->PCXI);
- cpu_stl_data(env, ea+4, psw_read(env));
- cpu_stl_data(env, ea+8, env->gpr_a[10]);
- cpu_stl_data(env, ea+12, env->gpr_a[11]);
- cpu_stl_data(env, ea+16, env->gpr_d[8]);
- cpu_stl_data(env, ea+20, env->gpr_d[9]);
- cpu_stl_data(env, ea+24, env->gpr_d[10]);
- cpu_stl_data(env, ea+28, env->gpr_d[11]);
- cpu_stl_data(env, ea+32, env->gpr_a[12]);
- cpu_stl_data(env, ea+36, env->gpr_a[13]);
- cpu_stl_data(env, ea+40, env->gpr_a[14]);
- cpu_stl_data(env, ea+44, env->gpr_a[15]);
- cpu_stl_data(env, ea+48, env->gpr_d[12]);
- cpu_stl_data(env, ea+52, env->gpr_d[13]);
- cpu_stl_data(env, ea+56, env->gpr_d[14]);
- cpu_stl_data(env, ea+60, env->gpr_d[15]);
-}
-
-static void save_context_lower(CPUTriCoreState *env, int ea)
-{
- cpu_stl_data(env, ea, env->PCXI);
- cpu_stl_data(env, ea+4, env->gpr_a[11]);
- cpu_stl_data(env, ea+8, env->gpr_a[2]);
- cpu_stl_data(env, ea+12, env->gpr_a[3]);
- cpu_stl_data(env, ea+16, env->gpr_d[0]);
- cpu_stl_data(env, ea+20, env->gpr_d[1]);
- cpu_stl_data(env, ea+24, env->gpr_d[2]);
- cpu_stl_data(env, ea+28, env->gpr_d[3]);
- cpu_stl_data(env, ea+32, env->gpr_a[4]);
- cpu_stl_data(env, ea+36, env->gpr_a[5]);
- cpu_stl_data(env, ea+40, env->gpr_a[6]);
- cpu_stl_data(env, ea+44, env->gpr_a[7]);
- cpu_stl_data(env, ea+48, env->gpr_d[4]);
- cpu_stl_data(env, ea+52, env->gpr_d[5]);
- cpu_stl_data(env, ea+56, env->gpr_d[6]);
- cpu_stl_data(env, ea+60, env->gpr_d[7]);
-}
-
-static void restore_context_upper(CPUTriCoreState *env, int ea,
- target_ulong *new_PCXI, target_ulong *new_PSW)
-{
- *new_PCXI = cpu_ldl_data(env, ea);
- *new_PSW = cpu_ldl_data(env, ea+4);
- env->gpr_a[10] = cpu_ldl_data(env, ea+8);
- env->gpr_a[11] = cpu_ldl_data(env, ea+12);
- env->gpr_d[8] = cpu_ldl_data(env, ea+16);
- env->gpr_d[9] = cpu_ldl_data(env, ea+20);
- env->gpr_d[10] = cpu_ldl_data(env, ea+24);
- env->gpr_d[11] = cpu_ldl_data(env, ea+28);
- env->gpr_a[12] = cpu_ldl_data(env, ea+32);
- env->gpr_a[13] = cpu_ldl_data(env, ea+36);
- env->gpr_a[14] = cpu_ldl_data(env, ea+40);
- env->gpr_a[15] = cpu_ldl_data(env, ea+44);
- env->gpr_d[12] = cpu_ldl_data(env, ea+48);
- env->gpr_d[13] = cpu_ldl_data(env, ea+52);
- env->gpr_d[14] = cpu_ldl_data(env, ea+56);
- env->gpr_d[15] = cpu_ldl_data(env, ea+60);
-}
-
-static void restore_context_lower(CPUTriCoreState *env, int ea,
- target_ulong *ra, target_ulong *pcxi)
-{
- *pcxi = cpu_ldl_data(env, ea);
- *ra = cpu_ldl_data(env, ea+4);
- env->gpr_a[2] = cpu_ldl_data(env, ea+8);
- env->gpr_a[3] = cpu_ldl_data(env, ea+12);
- env->gpr_d[0] = cpu_ldl_data(env, ea+16);
- env->gpr_d[1] = cpu_ldl_data(env, ea+20);
- env->gpr_d[2] = cpu_ldl_data(env, ea+24);
- env->gpr_d[3] = cpu_ldl_data(env, ea+28);
- env->gpr_a[4] = cpu_ldl_data(env, ea+32);
- env->gpr_a[5] = cpu_ldl_data(env, ea+36);
- env->gpr_a[6] = cpu_ldl_data(env, ea+40);
- env->gpr_a[7] = cpu_ldl_data(env, ea+44);
- env->gpr_d[4] = cpu_ldl_data(env, ea+48);
- env->gpr_d[5] = cpu_ldl_data(env, ea+52);
- env->gpr_d[6] = cpu_ldl_data(env, ea+56);
- env->gpr_d[7] = cpu_ldl_data(env, ea+60);
-}
-
-void helper_call(CPUTriCoreState *env, uint32_t next_pc)
-{
- target_ulong tmp_FCX;
- target_ulong ea;
- target_ulong new_FCX;
- target_ulong psw;
-
- psw = psw_read(env);
- /* if (FCX == 0) trap(FCU); */
- if (env->FCX == 0) {
- /* FCU trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_FCU, GETPC());
- }
- /* if (PSW.CDE) then if (cdc_increment()) then trap(CDO); */
- if (psw & MASK_PSW_CDE) {
- if (cdc_increment(&psw)) {
- /* CDO trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_CDO, GETPC());
- }
- }
- /* PSW.CDE = 1;*/
- psw |= MASK_PSW_CDE;
- /* tmp_FCX = FCX; */
- tmp_FCX = env->FCX;
- /* EA = {FCX.FCXS, 6'b0, FCX.FCXO, 6'b0}; */
- ea = ((env->FCX & MASK_FCX_FCXS) << 12) +
- ((env->FCX & MASK_FCX_FCXO) << 6);
- /* new_FCX = M(EA, word); */
- new_FCX = cpu_ldl_data(env, ea);
- /* M(EA, 16 * word) = {PCXI, PSW, A[10], A[11], D[8], D[9], D[10], D[11],
- A[12], A[13], A[14], A[15], D[12], D[13], D[14],
- D[15]}; */
- save_context_upper(env, ea);
-
- /* PCXI.PCPN = ICR.CCPN; */
- env->PCXI = (env->PCXI & 0xffffff) +
- ((env->ICR & MASK_ICR_CCPN) << 24);
- /* PCXI.PIE = ICR.IE; */
- env->PCXI = ((env->PCXI & ~MASK_PCXI_PIE) +
- ((env->ICR & MASK_ICR_IE) << 15));
- /* PCXI.UL = 1; */
- env->PCXI |= MASK_PCXI_UL;
-
- /* PCXI[19: 0] = FCX[19: 0]; */
- env->PCXI = (env->PCXI & 0xfff00000) + (env->FCX & 0xfffff);
- /* FCX[19: 0] = new_FCX[19: 0]; */
- env->FCX = (env->FCX & 0xfff00000) + (new_FCX & 0xfffff);
- /* A[11] = next_pc[31: 0]; */
- env->gpr_a[11] = next_pc;
-
- /* if (tmp_FCX == LCX) trap(FCD);*/
- if (tmp_FCX == env->LCX) {
- /* FCD trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_FCD, GETPC());
- }
- psw_write(env, psw);
-}
-
-void helper_ret(CPUTriCoreState *env)
-{
- target_ulong ea;
- target_ulong new_PCXI;
- target_ulong new_PSW, psw;
-
- psw = psw_read(env);
- /* if (PSW.CDE) then if (cdc_decrement()) then trap(CDU);*/
- if (psw & MASK_PSW_CDE) {
- if (cdc_decrement(&psw)) {
- /* CDU trap */
- psw_write(env, psw);
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_CDU, GETPC());
- }
- }
- /* if (PCXI[19: 0] == 0) then trap(CSU); */
- if ((env->PCXI & 0xfffff) == 0) {
- /* CSU trap */
- psw_write(env, psw);
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_CSU, GETPC());
- }
- /* if (PCXI.UL == 0) then trap(CTYP); */
- if ((env->PCXI & MASK_PCXI_UL) == 0) {
- /* CTYP trap */
- cdc_increment(&psw); /* restore to the start of helper */
- psw_write(env, psw);
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_CTYP, GETPC());
- }
- /* PC = {A11 [31: 1], 1’b0}; */
- env->PC = env->gpr_a[11] & 0xfffffffe;
-
- /* EA = {PCXI.PCXS, 6'b0, PCXI.PCXO, 6'b0}; */
- ea = ((env->PCXI & MASK_PCXI_PCXS) << 12) +
- ((env->PCXI & MASK_PCXI_PCXO) << 6);
- /* {new_PCXI, new_PSW, A[10], A[11], D[8], D[9], D[10], D[11], A[12],
- A[13], A[14], A[15], D[12], D[13], D[14], D[15]} = M(EA, 16 * word); */
- restore_context_upper(env, ea, &new_PCXI, &new_PSW);
- /* M(EA, word) = FCX; */
- cpu_stl_data(env, ea, env->FCX);
- /* FCX[19: 0] = PCXI[19: 0]; */
- env->FCX = (env->FCX & 0xfff00000) + (env->PCXI & 0x000fffff);
- /* PCXI = new_PCXI; */
- env->PCXI = new_PCXI;
-
- if (tricore_feature(env, TRICORE_FEATURE_13)) {
- /* PSW = new_PSW */
- psw_write(env, new_PSW);
- } else {
- /* PSW = {new_PSW[31:26], PSW[25:24], new_PSW[23:0]}; */
- psw_write(env, (new_PSW & ~(0x3000000)) + (psw & (0x3000000)));
- }
-}
-
-void helper_bisr(CPUTriCoreState *env, uint32_t const9)
-{
- target_ulong tmp_FCX;
- target_ulong ea;
- target_ulong new_FCX;
-
- if (env->FCX == 0) {
- /* FCU trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_FCU, GETPC());
- }
-
- tmp_FCX = env->FCX;
- ea = ((env->FCX & 0xf0000) << 12) + ((env->FCX & 0xffff) << 6);
-
- /* new_FCX = M(EA, word); */
- new_FCX = cpu_ldl_data(env, ea);
- /* M(EA, 16 * word) = {PCXI, A[11], A[2], A[3], D[0], D[1], D[2], D[3], A[4]
- , A[5], A[6], A[7], D[4], D[5], D[6], D[7]}; */
- save_context_lower(env, ea);
-
-
- /* PCXI.PCPN = ICR.CCPN */
- env->PCXI = (env->PCXI & 0xffffff) +
- ((env->ICR & MASK_ICR_CCPN) << 24);
- /* PCXI.PIE = ICR.IE */
- env->PCXI = ((env->PCXI & ~MASK_PCXI_PIE) +
- ((env->ICR & MASK_ICR_IE) << 15));
- /* PCXI.UL = 0 */
- env->PCXI &= ~(MASK_PCXI_UL);
- /* PCXI[19: 0] = FCX[19: 0] */
- env->PCXI = (env->PCXI & 0xfff00000) + (env->FCX & 0xfffff);
- /* FXC[19: 0] = new_FCX[19: 0] */
- env->FCX = (env->FCX & 0xfff00000) + (new_FCX & 0xfffff);
- /* ICR.IE = 1 */
- env->ICR |= MASK_ICR_IE;
-
- env->ICR |= const9; /* ICR.CCPN = const9[7: 0];*/
-
- if (tmp_FCX == env->LCX) {
- /* FCD trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_FCD, GETPC());
- }
-}
-
-void helper_rfe(CPUTriCoreState *env)
-{
- target_ulong ea;
- target_ulong new_PCXI;
- target_ulong new_PSW;
- /* if (PCXI[19: 0] == 0) then trap(CSU); */
- if ((env->PCXI & 0xfffff) == 0) {
- /* raise csu trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_CSU, GETPC());
- }
- /* if (PCXI.UL == 0) then trap(CTYP); */
- if ((env->PCXI & MASK_PCXI_UL) == 0) {
- /* raise CTYP trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_CTYP, GETPC());
- }
- /* if (!cdc_zero() AND PSW.CDE) then trap(NEST); */
- if (!cdc_zero(&(env->PSW)) && (env->PSW & MASK_PSW_CDE)) {
- /* raise NEST trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_NEST, GETPC());
- }
- env->PC = env->gpr_a[11] & ~0x1;
- /* ICR.IE = PCXI.PIE; */
- env->ICR = (env->ICR & ~MASK_ICR_IE) + ((env->PCXI & MASK_PCXI_PIE) >> 15);
- /* ICR.CCPN = PCXI.PCPN; */
- env->ICR = (env->ICR & ~MASK_ICR_CCPN) +
- ((env->PCXI & MASK_PCXI_PCPN) >> 24);
- /*EA = {PCXI.PCXS, 6'b0, PCXI.PCXO, 6'b0};*/
- ea = ((env->PCXI & MASK_PCXI_PCXS) << 12) +
- ((env->PCXI & MASK_PCXI_PCXO) << 6);
- /*{new_PCXI, PSW, A[10], A[11], D[8], D[9], D[10], D[11], A[12],
- A[13], A[14], A[15], D[12], D[13], D[14], D[15]} = M(EA, 16 * word); */
- restore_context_upper(env, ea, &new_PCXI, &new_PSW);
- /* M(EA, word) = FCX;*/
- cpu_stl_data(env, ea, env->FCX);
- /* FCX[19: 0] = PCXI[19: 0]; */
- env->FCX = (env->FCX & 0xfff00000) + (env->PCXI & 0x000fffff);
- /* PCXI = new_PCXI; */
- env->PCXI = new_PCXI;
- /* write psw */
- psw_write(env, new_PSW);
-}
-
-void helper_rfm(CPUTriCoreState *env)
-{
- env->PC = (env->gpr_a[11] & ~0x1);
- /* ICR.IE = PCXI.PIE; */
- env->ICR = (env->ICR & ~MASK_ICR_IE) |
- ((env->PCXI & MASK_PCXI_PIE) >> 15);
- /* ICR.CCPN = PCXI.PCPN; */
- env->ICR = (env->ICR & ~MASK_ICR_CCPN) |
- ((env->PCXI & MASK_PCXI_PCPN) >> 24);
- /* {PCXI, PSW, A[10], A[11]} = M(DCX, 4 * word); */
- env->PCXI = cpu_ldl_data(env, env->DCX);
- psw_write(env, cpu_ldl_data(env, env->DCX+4));
- env->gpr_a[10] = cpu_ldl_data(env, env->DCX+8);
- env->gpr_a[11] = cpu_ldl_data(env, env->DCX+12);
-
- if (tricore_feature(env, TRICORE_FEATURE_131)) {
- env->DBGTCR = 0;
- }
-}
-
-void helper_ldlcx(CPUTriCoreState *env, uint32_t ea)
-{
- uint32_t dummy;
- /* insn doesn't load PCXI and RA */
- restore_context_lower(env, ea, &dummy, &dummy);
-}
-
-void helper_lducx(CPUTriCoreState *env, uint32_t ea)
-{
- uint32_t dummy;
- /* insn doesn't load PCXI and PSW */
- restore_context_upper(env, ea, &dummy, &dummy);
-}
-
-void helper_stlcx(CPUTriCoreState *env, uint32_t ea)
-{
- save_context_lower(env, ea);
-}
-
-void helper_stucx(CPUTriCoreState *env, uint32_t ea)
-{
- save_context_upper(env, ea);
-}
-
-void helper_svlcx(CPUTriCoreState *env)
-{
- target_ulong tmp_FCX;
- target_ulong ea;
- target_ulong new_FCX;
-
- if (env->FCX == 0) {
- /* FCU trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_FCU, GETPC());
- }
- /* tmp_FCX = FCX; */
- tmp_FCX = env->FCX;
- /* EA = {FCX.FCXS, 6'b0, FCX.FCXO, 6'b0}; */
- ea = ((env->FCX & MASK_FCX_FCXS) << 12) +
- ((env->FCX & MASK_FCX_FCXO) << 6);
- /* new_FCX = M(EA, word); */
- new_FCX = cpu_ldl_data(env, ea);
- /* M(EA, 16 * word) = {PCXI, PSW, A[10], A[11], D[8], D[9], D[10], D[11],
- A[12], A[13], A[14], A[15], D[12], D[13], D[14],
- D[15]}; */
- save_context_lower(env, ea);
-
- /* PCXI.PCPN = ICR.CCPN; */
- env->PCXI = (env->PCXI & 0xffffff) +
- ((env->ICR & MASK_ICR_CCPN) << 24);
- /* PCXI.PIE = ICR.IE; */
- env->PCXI = ((env->PCXI & ~MASK_PCXI_PIE) +
- ((env->ICR & MASK_ICR_IE) << 15));
- /* PCXI.UL = 0; */
- env->PCXI &= ~MASK_PCXI_UL;
-
- /* PCXI[19: 0] = FCX[19: 0]; */
- env->PCXI = (env->PCXI & 0xfff00000) + (env->FCX & 0xfffff);
- /* FCX[19: 0] = new_FCX[19: 0]; */
- env->FCX = (env->FCX & 0xfff00000) + (new_FCX & 0xfffff);
-
- /* if (tmp_FCX == LCX) trap(FCD);*/
- if (tmp_FCX == env->LCX) {
- /* FCD trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_FCD, GETPC());
- }
-}
-
-void helper_svucx(CPUTriCoreState *env)
-{
- target_ulong tmp_FCX;
- target_ulong ea;
- target_ulong new_FCX;
-
- if (env->FCX == 0) {
- /* FCU trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_FCU, GETPC());
- }
- /* tmp_FCX = FCX; */
- tmp_FCX = env->FCX;
- /* EA = {FCX.FCXS, 6'b0, FCX.FCXO, 6'b0}; */
- ea = ((env->FCX & MASK_FCX_FCXS) << 12) +
- ((env->FCX & MASK_FCX_FCXO) << 6);
- /* new_FCX = M(EA, word); */
- new_FCX = cpu_ldl_data(env, ea);
- /* M(EA, 16 * word) = {PCXI, PSW, A[10], A[11], D[8], D[9], D[10], D[11],
- A[12], A[13], A[14], A[15], D[12], D[13], D[14],
- D[15]}; */
- save_context_upper(env, ea);
-
- /* PCXI.PCPN = ICR.CCPN; */
- env->PCXI = (env->PCXI & 0xffffff) +
- ((env->ICR & MASK_ICR_CCPN) << 24);
- /* PCXI.PIE = ICR.IE; */
- env->PCXI = ((env->PCXI & ~MASK_PCXI_PIE) +
- ((env->ICR & MASK_ICR_IE) << 15));
- /* PCXI.UL = 1; */
- env->PCXI |= MASK_PCXI_UL;
-
- /* PCXI[19: 0] = FCX[19: 0]; */
- env->PCXI = (env->PCXI & 0xfff00000) + (env->FCX & 0xfffff);
- /* FCX[19: 0] = new_FCX[19: 0]; */
- env->FCX = (env->FCX & 0xfff00000) + (new_FCX & 0xfffff);
-
- /* if (tmp_FCX == LCX) trap(FCD);*/
- if (tmp_FCX == env->LCX) {
- /* FCD trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_FCD, GETPC());
- }
-}
-
-void helper_rslcx(CPUTriCoreState *env)
-{
- target_ulong ea;
- target_ulong new_PCXI;
- /* if (PCXI[19: 0] == 0) then trap(CSU); */
- if ((env->PCXI & 0xfffff) == 0) {
- /* CSU trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_CSU, GETPC());
- }
- /* if (PCXI.UL == 1) then trap(CTYP); */
- if ((env->PCXI & MASK_PCXI_UL) != 0) {
- /* CTYP trap */
- raise_exception_sync_helper(env, TRAPC_CTX_MNG, TIN3_CTYP, GETPC());
- }
- /* EA = {PCXI.PCXS, 6'b0, PCXI.PCXO, 6'b0}; */
- ea = ((env->PCXI & MASK_PCXI_PCXS) << 12) +
- ((env->PCXI & MASK_PCXI_PCXO) << 6);
- /* {new_PCXI, A[11], A[10], A[11], D[8], D[9], D[10], D[11], A[12],
- A[13], A[14], A[15], D[12], D[13], D[14], D[15]} = M(EA, 16 * word); */
- restore_context_lower(env, ea, &env->gpr_a[11], &new_PCXI);
- /* M(EA, word) = FCX; */
- cpu_stl_data(env, ea, env->FCX);
- /* M(EA, word) = FCX; */
- cpu_stl_data(env, ea, env->FCX);
- /* FCX[19: 0] = PCXI[19: 0]; */
- env->FCX = (env->FCX & 0xfff00000) + (env->PCXI & 0x000fffff);
- /* PCXI = new_PCXI; */
- env->PCXI = new_PCXI;
-}
-
-void helper_psw_write(CPUTriCoreState *env, uint32_t arg)
-{
- psw_write(env, arg);
-}
-
-uint32_t helper_psw_read(CPUTriCoreState *env)
-{
- return psw_read(env);
-}
-
-
-static inline void QEMU_NORETURN do_raise_exception_err(CPUTriCoreState *env,
- uint32_t exception,
- int error_code,
- uintptr_t pc)
-{
- CPUState *cs = CPU(tricore_env_get_cpu(env));
- cs->exception_index = exception;
- env->error_code = error_code;
-
- if (pc) {
- /* now we have a real cpu fault */
- cpu_restore_state(cs, pc);
- }
-
- cpu_loop_exit(cs);
-}
-
-void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
- uintptr_t retaddr)
-{
- int ret;
- ret = cpu_tricore_handle_mmu_fault(cs, addr, is_write, mmu_idx);
- if (ret) {
- TriCoreCPU *cpu = TRICORE_CPU(cs);
- CPUTriCoreState *env = &cpu->env;
- do_raise_exception_err(env, cs->exception_index,
- env->error_code, retaddr);
- }
-}