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lzcnt and tzcnt support apx

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MITSUNARI Shigeo 2023-11-20 09:07:37 +09:00
parent baddec2881
commit 2cc22ea1b4
2 changed files with 11 additions and 6 deletions
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11
gen/gen_code.cpp
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@ -947,16 +947,21 @@ void put()
const struct Tbl {
const char *name;
uint8_t code;
uint8_t code2;
} tbl[] = {
{ "popcnt", 0xB8 },
{ "tzcnt", 0xBC },
{ "lzcnt", 0xBD },
{ "popcnt", 0xB8, 0 },
{ "tzcnt", 0xBC, 0xF4 },
{ "lzcnt", 0xBD, 0xF5 },
};
for (size_t i = 0; i < NUM_OF_ARRAY(tbl); i++) {
const Tbl *p = &tbl[i];
if (p->code2) {
printf("void %s(const Reg&reg, const Operand& op) { if (opROO(Reg(), op, reg, T_VEX|T_NF, 0x%02X)) return; opCnt(reg, op, 0x%02X); }\n", p->name, p->code2, p->code);
} else {
printf("void %s(const Reg&reg, const Operand& op) { opCnt(reg, op, 0x%02X); }\n", p->name, p->code);
}
}
}
// SSSE3
{
const struct Tbl {

4
xbyak/xbyak_mnemonic.h
View file

@ -493,7 +493,7 @@ void loopne(const Label& label) { opJmp(label, T_SHORT, 0xE0, 0, 0); }
void loopne(const char *label) { loopne(std::string(label)); }
void loopne(std::string label) { opJmp(label, T_SHORT, 0xE0, 0, 0); }
void lss(const Reg& reg, const Address& addr) { opLoadSeg(addr, reg, T_0F, 0xB2); }
void lzcnt(const Reg&reg, const Operand& op) { opCnt(reg, op, 0xBD); }
void lzcnt(const Reg&reg, const Operand& op) { if (opROO(Reg(), op, reg, T_VEX|T_NF, 0xF5)) return; opCnt(reg, op, 0xBD); }
void maskmovdqu(const Xmm& reg1, const Xmm& reg2) { opRR(reg1, reg2, T_66|T_0F, 0xF7); }
void maskmovq(const Mmx& reg1, const Mmx& reg2) { if (!reg1.isMMX() || !reg2.isMMX()) XBYAK_THROW(ERR_BAD_COMBINATION) opRR(reg1, reg2, T_0F, 0xF7); }
void maxpd(const Xmm& xmm, const Operand& op) { opSSE(xmm, op, T_0F | T_66, 0x5F, isXMM_XMMorMEM); }
@ -844,7 +844,7 @@ void subss(const Xmm& xmm, const Operand& op) { opSSE(xmm, op, T_0F | T_F3, 0x5C
void sysenter() { db(0x0F); db(0x34); }
void sysexit() { db(0x0F); db(0x35); }
void tpause(const Reg32& r) { int idx = r.getIdx(); if (idx > 7) XBYAK_THROW(ERR_BAD_PARAMETER) db(0x66); db(0x0F); db(0xAE); setModRM(3, 6, idx); }
void tzcnt(const Reg&reg, const Operand& op) { opCnt(reg, op, 0xBC); }
void tzcnt(const Reg&reg, const Operand& op) { if (opROO(Reg(), op, reg, T_VEX|T_NF, 0xF4)) return; opCnt(reg, op, 0xBC); }
void ucomisd(const Xmm& xmm, const Operand& op) { opSSE(xmm, op, T_66|T_0F, 0x2E, isXMM_XMMorMEM); }
void ucomiss(const Xmm& xmm, const Operand& op) { opSSE(xmm, op, T_0F, 0x2E, isXMM_XMMorMEM); }
void ud2() { db(0x0F); db(0x0B); }