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arm64: Add umull alias.

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Unknown W. Brackets 2015-07-02 20:08:45 -07:00
parent 1d1c80d9cf
commit 31a5227076
3 changed files with 10 additions and 1 deletions
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4
Common/Arm64Emitter.cpp
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@ -1354,6 +1354,10 @@ void ARM64XEmitter::UMADDL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm, ARM64Reg Ra)
{
EncodeData3SrcInst(5, Rd, Rn, Rm, Ra);
}
void ARM64XEmitter::UMULL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm)
{
UMADDL(Rd, Rn, Rm, SP);
}
void ARM64XEmitter::UMSUBL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm, ARM64Reg Ra)
{
EncodeData3SrcInst(6, Rd, Rn, Rm, Ra);

1
Common/Arm64Emitter.h
View file

@ -532,6 +532,7 @@ public:
void SMSUBL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm, ARM64Reg Ra);
void SMULH(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
void UMADDL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm, ARM64Reg Ra);
void UMULL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
void UMSUBL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm, ARM64Reg Ra);
void UMULH(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
void MUL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);

6
Core/Util/DisArm64.cpp
View file

@ -437,7 +437,11 @@ static void DataProcessingRegister(uint32_t w, uint64_t addr, Instruction *instr
// The rest are 64-bit accumulator, 32-bit operands
char sign = (op31 >> 2) ? 'u' : 's';
int opn = (op31 & 0x3) << 1 | o0;
snprintf(instr->text, sizeof(instr->text), "%c%s x%d, x%d, w%d, w%d", sign, opnames[opn], Rd, Rn, Rm, Ra);
if (opn < 4 && Ra == 31) {
snprintf(instr->text, sizeof(instr->text), "%cmull x%d, w%d, w%d", sign, Rd, Rn, Rm);
} else {
snprintf(instr->text, sizeof(instr->text), "%c%s x%d, w%d, w%d, x%d", sign, opnames[opn], Rd, Rn, Rm, Ra);
}
}
} else {
// Logical (extended register)