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Code Issues Releases Activity

arm_dyncom_dec: Fix decoding of VMLS

Browse source 
Previously, all VMLS variants would misdecode as CDP
(which isn't necessarily wrong in itself, however
VMLS has it's own label of execution)
This commit is contained in:
Lioncash 2015-12-30 13:56:10 -05:00
parent 4bc961d5fd
commit 532dc797c9
2 changed files with 202 additions and 206 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
src/core/arm/dyncom/arm_dyncom_dec.cpp
View file

@ -6,10 +6,9 @@
#include "core/arm/skyeye_common/armsupp.h" #include "core/arm/skyeye_common/armsupp.h"
const InstructionSetEncodingItem arm_instruction[] = { const InstructionSetEncodingItem arm_instruction[] = {
{ "vmla", 4, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x0, 9, 11, 0x5, 4, 4, 0 }}, { "vmla", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x0, 9, 11, 0x5, 6, 6, 0, 4, 4, 0 }},
{ "vmls", 7, ARMVFP2, { 28, 31, 0xF, 25, 27, 0x1, 23, 23, 1, 11, 11, 0, 8, 9, 0x2, 6, 6, 1, 4, 4, 0 }}, { "vmls", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x0, 9, 11, 0x5, 6, 6, 1, 4, 4, 0 }},
{ "vnmla", 4, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x1, 9, 11, 0x5, 4, 4, 0 }}, { "vnmla", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x1, 9, 11, 0x5, 6, 6, 1, 4, 4, 0 }},
{ "vnmla", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x2, 9, 11, 0x5, 6, 6, 1, 4, 4, 0 }},
{ "vnmls", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x1, 9, 11, 0x5, 6, 6, 0, 4, 4, 0 }}, { "vnmls", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x1, 9, 11, 0x5, 6, 6, 0, 4, 4, 0 }},
{ "vnmul", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x2, 9, 11, 0x5, 6, 6, 1, 4, 4, 0 }}, { "vnmul", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x2, 9, 11, 0x5, 6, 6, 1, 4, 4, 0 }},
{ "vmul", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x2, 9, 11, 0x5, 6, 6, 0, 4, 4, 0 }}, { "vmul", 5, ARMVFP2, { 23, 27, 0x1C, 20, 21, 0x2, 9, 11, 0x5, 6, 6, 0, 4, 4, 0 }},
@ -211,7 +210,6 @@ const InstructionSetEncodingItem arm_exclusion_code[] = {
{ "vmla", 0, ARMVFP2, { 0 }}, { "vmla", 0, ARMVFP2, { 0 }},
{ "vmls", 0, ARMVFP2, { 0 }}, { "vmls", 0, ARMVFP2, { 0 }},
{ "vnmla", 0, ARMVFP2, { 0 }}, { "vnmla", 0, ARMVFP2, { 0 }},
{ "vnmla", 0, ARMVFP2, { 0 }},
{ "vnmls", 0, ARMVFP2, { 0 }}, { "vnmls", 0, ARMVFP2, { 0 }},
{ "vnmul", 0, ARMVFP2, { 0 }}, { "vnmul", 0, ARMVFP2, { 0 }},
{ "vmul", 0, ARMVFP2, { 0 }}, { "vmul", 0, ARMVFP2, { 0 }},

400
src/core/arm/dyncom/arm_dyncom_interpreter.cpp
View file

@ -3202,7 +3202,6 @@ const transop_fp_t arm_instruction_trans[] = {
INTERPRETER_TRANSLATE(vmla), INTERPRETER_TRANSLATE(vmla),
INTERPRETER_TRANSLATE(vmls), INTERPRETER_TRANSLATE(vmls),
INTERPRETER_TRANSLATE(vnmla), INTERPRETER_TRANSLATE(vnmla),
INTERPRETER_TRANSLATE(vnmla),
INTERPRETER_TRANSLATE(vnmls), INTERPRETER_TRANSLATE(vnmls),
INTERPRETER_TRANSLATE(vnmul), INTERPRETER_TRANSLATE(vnmul),
INTERPRETER_TRANSLATE(vmul), INTERPRETER_TRANSLATE(vmul),
@ -3594,209 +3593,208 @@ unsigned InterpreterMainLoop(ARMul_State* cpu) {
case 0: goto VMLA_INST; \ case 0: goto VMLA_INST; \
case 1: goto VMLS_INST; \ case 1: goto VMLS_INST; \
case 2: goto VNMLA_INST; \ case 2: goto VNMLA_INST; \
case 3: goto VNMLA_INST; \ case 3: goto VNMLS_INST; \
case 4: goto VNMLS_INST; \ case 4: goto VNMUL_INST; \
case 5: goto VNMUL_INST; \ case 5: goto VMUL_INST; \
case 6: goto VMUL_INST; \ case 6: goto VADD_INST; \
case 7: goto VADD_INST; \ case 7: goto VSUB_INST; \
case 8: goto VSUB_INST; \ case 8: goto VDIV_INST; \
case 9: goto VDIV_INST; \ case 9: goto VMOVI_INST; \
case 10: goto VMOVI_INST; \ case 10: goto VMOVR_INST; \
case 11: goto VMOVR_INST; \ case 11: goto VABS_INST; \
case 12: goto VABS_INST; \ case 12: goto VNEG_INST; \
case 13: goto VNEG_INST; \ case 13: goto VSQRT_INST; \
case 14: goto VSQRT_INST; \ case 14: goto VCMP_INST; \
case 15: goto VCMP_INST; \ case 15: goto VCMP2_INST; \
case 16: goto VCMP2_INST; \ case 16: goto VCVTBDS_INST; \
case 17: goto VCVTBDS_INST; \ case 17: goto VCVTBFF_INST; \
case 18: goto VCVTBFF_INST; \ case 18: goto VCVTBFI_INST; \
case 19: goto VCVTBFI_INST; \ case 19: goto VMOVBRS_INST; \
case 20: goto VMOVBRS_INST; \ case 20: goto VMSR_INST; \
case 21: goto VMSR_INST; \ case 21: goto VMOVBRC_INST; \
case 22: goto VMOVBRC_INST; \ case 22: goto VMRS_INST; \
case 23: goto VMRS_INST; \ case 23: goto VMOVBCR_INST; \
case 24: goto VMOVBCR_INST; \ case 24: goto VMOVBRRSS_INST; \
case 25: goto VMOVBRRSS_INST; \ case 25: goto VMOVBRRD_INST; \
case 26: goto VMOVBRRD_INST; \ case 26: goto VSTR_INST; \
case 27: goto VSTR_INST; \ case 27: goto VPUSH_INST; \
case 28: goto VPUSH_INST; \ case 28: goto VSTM_INST; \
case 29: goto VSTM_INST; \ case 29: goto VPOP_INST; \
case 30: goto VPOP_INST; \ case 30: goto VLDR_INST; \
case 31: goto VLDR_INST; \ case 31: goto VLDM_INST ; \
case 32: goto VLDM_INST ; \ case 32: goto SRS_INST; \
case 33: goto SRS_INST; \ case 33: goto RFE_INST; \
case 34: goto RFE_INST; \ case 34: goto BKPT_INST; \
case 35: goto BKPT_INST; \ case 35: goto BLX_INST; \
case 36: goto BLX_INST; \ case 36: goto CPS_INST; \
case 37: goto CPS_INST; \ case 37: goto PLD_INST; \
case 38: goto PLD_INST; \ case 38: goto SETEND_INST; \
case 39: goto SETEND_INST; \ case 39: goto CLREX_INST; \
case 40: goto CLREX_INST; \ case 40: goto REV16_INST; \
case 41: goto REV16_INST; \ case 41: goto USAD8_INST; \
case 42: goto USAD8_INST; \ case 42: goto SXTB_INST; \
case 43: goto SXTB_INST; \ case 43: goto UXTB_INST; \
case 44: goto UXTB_INST; \ case 44: goto SXTH_INST; \
case 45: goto SXTH_INST; \ case 45: goto SXTB16_INST; \
case 46: goto SXTB16_INST; \ case 46: goto UXTH_INST; \
case 47: goto UXTH_INST; \ case 47: goto UXTB16_INST; \
case 48: goto UXTB16_INST; \ case 48: goto CPY_INST; \
case 49: goto CPY_INST; \ case 49: goto UXTAB_INST; \
case 50: goto UXTAB_INST; \ case 50: goto SSUB8_INST; \
case 51: goto SSUB8_INST; \ case 51: goto SHSUB8_INST; \
case 52: goto SHSUB8_INST; \ case 52: goto SSUBADDX_INST; \
case 53: goto SSUBADDX_INST; \ case 53: goto STREX_INST; \
case 54: goto STREX_INST; \ case 54: goto STREXB_INST; \
case 55: goto STREXB_INST; \ case 55: goto SWP_INST; \
case 56: goto SWP_INST; \ case 56: goto SWPB_INST; \
case 57: goto SWPB_INST; \ case 57: goto SSUB16_INST; \
case 58: goto SSUB16_INST; \ case 58: goto SSAT16_INST; \
case 59: goto SSAT16_INST; \ case 59: goto SHSUBADDX_INST; \
case 60: goto SHSUBADDX_INST; \ case 60: goto QSUBADDX_INST; \
case 61: goto QSUBADDX_INST; \ case 61: goto SHADDSUBX_INST; \
case 62: goto SHADDSUBX_INST; \ case 62: goto SHADD8_INST; \
case 63: goto SHADD8_INST; \ case 63: goto SHADD16_INST; \
case 64: goto SHADD16_INST; \ case 64: goto SEL_INST; \
case 65: goto SEL_INST; \ case 65: goto SADDSUBX_INST; \
case 66: goto SADDSUBX_INST; \ case 66: goto SADD8_INST; \
case 67: goto SADD8_INST; \ case 67: goto SADD16_INST; \
case 68: goto SADD16_INST; \ case 68: goto SHSUB16_INST; \
case 69: goto SHSUB16_INST; \ case 69: goto UMAAL_INST; \
case 70: goto UMAAL_INST; \ case 70: goto UXTAB16_INST; \
case 71: goto UXTAB16_INST; \ case 71: goto USUBADDX_INST; \
case 72: goto USUBADDX_INST; \ case 72: goto USUB8_INST; \
case 73: goto USUB8_INST; \ case 73: goto USUB16_INST; \
case 74: goto USUB16_INST; \ case 74: goto USAT16_INST; \
case 75: goto USAT16_INST; \ case 75: goto USADA8_INST; \
case 76: goto USADA8_INST; \ case 76: goto UQSUBADDX_INST; \
case 77: goto UQSUBADDX_INST; \ case 77: goto UQSUB8_INST; \
case 78: goto UQSUB8_INST; \ case 78: goto UQSUB16_INST; \
case 79: goto UQSUB16_INST; \ case 79: goto UQADDSUBX_INST; \
case 80: goto UQADDSUBX_INST; \ case 80: goto UQADD8_INST; \
case 81: goto UQADD8_INST; \ case 81: goto UQADD16_INST; \
case 82: goto UQADD16_INST; \ case 82: goto SXTAB_INST; \
case 83: goto SXTAB_INST; \ case 83: goto UHSUBADDX_INST; \
case 84: goto UHSUBADDX_INST; \ case 84: goto UHSUB8_INST; \
case 85: goto UHSUB8_INST; \ case 85: goto UHSUB16_INST; \
case 86: goto UHSUB16_INST; \ case 86: goto UHADDSUBX_INST; \
case 87: goto UHADDSUBX_INST; \ case 87: goto UHADD8_INST; \
case 88: goto UHADD8_INST; \ case 88: goto UHADD16_INST; \
case 89: goto UHADD16_INST; \ case 89: goto UADDSUBX_INST; \
case 90: goto UADDSUBX_INST; \ case 90: goto UADD8_INST; \
case 91: goto UADD8_INST; \ case 91: goto UADD16_INST; \
case 92: goto UADD16_INST; \ case 92: goto SXTAH_INST; \
case 93: goto SXTAH_INST; \ case 93: goto SXTAB16_INST; \
case 94: goto SXTAB16_INST; \ case 94: goto QADD8_INST; \
case 95: goto QADD8_INST; \ case 95: goto BXJ_INST; \
case 96: goto BXJ_INST; \ case 96: goto CLZ_INST; \
case 97: goto CLZ_INST; \ case 97: goto UXTAH_INST; \
case 98: goto UXTAH_INST; \ case 98: goto BX_INST; \
case 99: goto BX_INST; \ case 99: goto REV_INST; \
case 100: goto REV_INST; \ case 100: goto BLX_INST; \
case 101: goto BLX_INST; \ case 101: goto REVSH_INST; \
case 102: goto REVSH_INST; \ case 102: goto QADD_INST; \
case 103: goto QADD_INST; \ case 103: goto QADD16_INST; \
case 104: goto QADD16_INST; \ case 104: goto QADDSUBX_INST; \
case 105: goto QADDSUBX_INST; \ case 105: goto LDREX_INST; \
case 106: goto LDREX_INST; \ case 106: goto QDADD_INST; \
case 107: goto QDADD_INST; \ case 107: goto QDSUB_INST; \
case 108: goto QDSUB_INST; \ case 108: goto QSUB_INST; \
case 109: goto QSUB_INST; \ case 109: goto LDREXB_INST; \
case 110: goto LDREXB_INST; \ case 110: goto QSUB8_INST; \
case 111: goto QSUB8_INST; \ case 111: goto QSUB16_INST; \
case 112: goto QSUB16_INST; \ case 112: goto SMUAD_INST; \
case 113: goto SMUAD_INST; \ case 113: goto SMMUL_INST; \
case 114: goto SMMUL_INST; \ case 114: goto SMUSD_INST; \
case 115: goto SMUSD_INST; \ case 115: goto SMLSD_INST; \
case 116: goto SMLSD_INST; \ case 116: goto SMLSLD_INST; \
case 117: goto SMLSLD_INST; \ case 117: goto SMMLA_INST; \
case 118: goto SMMLA_INST; \ case 118: goto SMMLS_INST; \
case 119: goto SMMLS_INST; \ case 119: goto SMLALD_INST; \
case 120: goto SMLALD_INST; \ case 120: goto SMLAD_INST; \
case 121: goto SMLAD_INST; \ case 121: goto SMLAW_INST; \
case 122: goto SMLAW_INST; \ case 122: goto SMULW_INST; \
case 123: goto SMULW_INST; \ case 123: goto PKHTB_INST; \
case 124: goto PKHTB_INST; \ case 124: goto PKHBT_INST; \
case 125: goto PKHBT_INST; \ case 125: goto SMUL_INST; \
case 126: goto SMUL_INST; \ case 126: goto SMLALXY_INST; \
case 127: goto SMLALXY_INST; \ case 127: goto SMLA_INST; \
case 128: goto SMLA_INST; \ case 128: goto MCRR_INST; \
case 129: goto MCRR_INST; \ case 129: goto MRRC_INST; \
case 130: goto MRRC_INST; \ case 130: goto CMP_INST; \
case 131: goto CMP_INST; \ case 131: goto TST_INST; \
case 132: goto TST_INST; \ case 132: goto TEQ_INST; \
case 133: goto TEQ_INST; \ case 133: goto CMN_INST; \
case 134: goto CMN_INST; \ case 134: goto SMULL_INST; \
case 135: goto SMULL_INST; \ case 135: goto UMULL_INST; \
case 136: goto UMULL_INST; \ case 136: goto UMLAL_INST; \
case 137: goto UMLAL_INST; \ case 137: goto SMLAL_INST; \
case 138: goto SMLAL_INST; \ case 138: goto MUL_INST; \
case 139: goto MUL_INST; \ case 139: goto MLA_INST; \
case 140: goto MLA_INST; \ case 140: goto SSAT_INST; \
case 141: goto SSAT_INST; \ case 141: goto USAT_INST; \
case 142: goto USAT_INST; \ case 142: goto MRS_INST; \
case 143: goto MRS_INST; \ case 143: goto MSR_INST; \
case 144: goto MSR_INST; \ case 144: goto AND_INST; \
case 145: goto AND_INST; \ case 145: goto BIC_INST; \
case 146: goto BIC_INST; \ case 146: goto LDM_INST; \
case 147: goto LDM_INST; \ case 147: goto EOR_INST; \
case 148: goto EOR_INST; \ case 148: goto ADD_INST; \
case 149: goto ADD_INST; \ case 149: goto RSB_INST; \
case 150: goto RSB_INST; \ case 150: goto RSC_INST; \
case 151: goto RSC_INST; \ case 151: goto SBC_INST; \
case 152: goto SBC_INST; \ case 152: goto ADC_INST; \
case 153: goto ADC_INST; \ case 153: goto SUB_INST; \
case 154: goto SUB_INST; \ case 154: goto ORR_INST; \
case 155: goto ORR_INST; \ case 155: goto MVN_INST; \
case 156: goto MVN_INST; \ case 156: goto MOV_INST; \
case 157: goto MOV_INST; \ case 157: goto STM_INST; \
case 158: goto STM_INST; \ case 158: goto LDM_INST; \
case 159: goto LDM_INST; \ case 159: goto LDRSH_INST; \
case 160: goto LDRSH_INST; \ case 160: goto STM_INST; \
case 161: goto STM_INST; \ case 161: goto LDM_INST; \
case 162: goto LDM_INST; \ case 162: goto LDRSB_INST; \
case 163: goto LDRSB_INST; \ case 163: goto STRD_INST; \
case 164: goto STRD_INST; \ case 164: goto LDRH_INST; \
case 165: goto LDRH_INST; \ case 165: goto STRH_INST; \
case 166: goto STRH_INST; \ case 166: goto LDRD_INST; \
case 167: goto LDRD_INST; \ case 167: goto STRT_INST; \
case 168: goto STRT_INST; \ case 168: goto STRBT_INST; \
case 169: goto STRBT_INST; \ case 169: goto LDRBT_INST; \
case 170: goto LDRBT_INST; \ case 170: goto LDRT_INST; \
case 171: goto LDRT_INST; \ case 171: goto MRC_INST; \
case 172: goto MRC_INST; \ case 172: goto MCR_INST; \
case 173: goto MCR_INST; \ case 173: goto MSR_INST; \
case 174: goto MSR_INST; \ case 174: goto MSR_INST; \
case 175: goto MSR_INST; \ case 175: goto MSR_INST; \
case 176: goto MSR_INST; \ case 176: goto MSR_INST; \
case 177: goto MSR_INST; \ case 177: goto MSR_INST; \
case 178: goto MSR_INST; \ case 178: goto LDRB_INST; \
case 179: goto LDRB_INST; \ case 179: goto STRB_INST; \
case 180: goto STRB_INST; \ case 180: goto LDR_INST; \
case 181: goto LDR_INST; \ case 181: goto LDRCOND_INST ; \
case 182: goto LDRCOND_INST ; \ case 182: goto STR_INST; \
case 183: goto STR_INST; \ case 183: goto CDP_INST; \
case 184: goto CDP_INST; \ case 184: goto STC_INST; \
case 185: goto STC_INST; \ case 185: goto LDC_INST; \
case 186: goto LDC_INST; \ case 186: goto LDREXD_INST; \
case 187: goto LDREXD_INST; \ case 187: goto STREXD_INST; \
case 188: goto STREXD_INST; \ case 188: goto LDREXH_INST; \
case 189: goto LDREXH_INST; \ case 189: goto STREXH_INST; \
case 190: goto STREXH_INST; \ case 190: goto NOP_INST; \
case 191: goto NOP_INST; \ case 191: goto YIELD_INST; \
case 192: goto YIELD_INST; \ case 192: goto WFE_INST; \
case 193: goto WFE_INST; \ case 193: goto WFI_INST; \
case 194: goto WFI_INST; \ case 194: goto SEV_INST; \
case 195: goto SEV_INST; \ case 195: goto SWI_INST; \
case 196: goto SWI_INST; \ case 196: goto BBL_INST; \
case 197: goto BBL_INST; \ case 197: goto B_2_THUMB ; \
case 198: goto B_2_THUMB ; \ case 198: goto B_COND_THUMB ; \
case 199: goto B_COND_THUMB ; \ case 199: goto BL_1_THUMB ; \
case 200: goto BL_1_THUMB ; \ case 200: goto BL_2_THUMB ; \
case 201: goto BL_2_THUMB ; \ case 201: goto BLX_1_THUMB ; \
case 202: goto BLX_1_THUMB ; \ case 202: goto DISPATCH; \
case 203: goto DISPATCH; \ case 203: goto INIT_INST_LENGTH; \
case 204: goto INIT_INST_LENGTH; \ case 204: goto END; \
case 205: goto END; \
} }
#endif #endif
@ -3823,7 +3821,7 @@ unsigned InterpreterMainLoop(ARMul_State* cpu) {
// to a clunky switch statement. // to a clunky switch statement.
#if defined __GNUC__ || defined __clang__ #if defined __GNUC__ || defined __clang__
void *InstLabel[] = { void *InstLabel[] = {
&&VMLA_INST, &&VMLS_INST, &&VNMLA_INST, &&VNMLA_INST, &&VNMLS_INST, &&VNMUL_INST, &&VMUL_INST, &&VADD_INST, &&VSUB_INST, &&VMLA_INST, &&VMLS_INST, &&VNMLA_INST, &&VNMLS_INST, &&VNMUL_INST, &&VMUL_INST, &&VADD_INST, &&VSUB_INST,
&&VDIV_INST, &&VMOVI_INST, &&VMOVR_INST, &&VABS_INST, &&VNEG_INST, &&VSQRT_INST, &&VCMP_INST, &&VCMP2_INST, &&VCVTBDS_INST, &&VDIV_INST, &&VMOVI_INST, &&VMOVR_INST, &&VABS_INST, &&VNEG_INST, &&VSQRT_INST, &&VCMP_INST, &&VCMP2_INST, &&VCVTBDS_INST,
&&VCVTBFF_INST, &&VCVTBFI_INST, &&VMOVBRS_INST, &&VMSR_INST, &&VMOVBRC_INST, &&VMRS_INST, &&VMOVBCR_INST, &&VMOVBRRSS_INST, &&VCVTBFF_INST, &&VCVTBFI_INST, &&VMOVBRS_INST, &&VMSR_INST, &&VMOVBRC_INST, &&VMRS_INST, &&VMOVBCR_INST, &&VMOVBRRSS_INST,
&&VMOVBRRD_INST, &&VSTR_INST, &&VPUSH_INST, &&VSTM_INST, &&VPOP_INST, &&VLDR_INST, &&VLDM_INST, &&VMOVBRRD_INST, &&VSTR_INST, &&VPUSH_INST, &&VSTM_INST, &&VPOP_INST, &&VLDR_INST, &&VLDM_INST,