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add lds/lss/les/lfs/lgs

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MITSUNARI Shigeo 2019-09-10 20:46:17 +09:00
parent cc8f037cd5
commit 72b4e95dab
4 changed files with 58 additions and 5 deletions
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25
gen/gen_code.cpp
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@ -231,6 +231,18 @@ void putX_X_XM(bool omitOnly)
}
}
void putMemOp(const char *name, uint8 prefix, uint8 ext, uint8 code1, int code2, int bit = 32)
{
printf("void %s(const Address& addr) { ", name);
if (prefix) printf("db(0x%02X); ", prefix);
printf("opModM(addr, Reg%d(%d), 0x%02X, 0x%02X); }\n", bit, ext, code1, code2);
}
void putLoadSeg(const char *name, uint8 code1, int code2 = NONE)
{
printf("void %s(const Reg& reg, const Address& addr) { opLoadSeg(addr, reg, 0x%02X, 0x%02X); }\n", name, code1, code2);
}
void put()
{
const int NO = CodeGenerator::NONE;
@ -759,6 +771,9 @@ void put()
putGeneric(tbl, NUM_OF_ARRAY(tbl));
puts("void enter(uint16 x, uint8 y) { db(0xC8); dw(x); db(y); }");
puts("void int_(uint8 x) { db(0xCD); db(x); }");
putLoadSeg("lss", 0x0F, 0xB2);
putLoadSeg("lfs", 0x0F, 0xB4);
putLoadSeg("lgs", 0x0F, 0xB5);
}
{
const struct Tbl {
@ -966,9 +981,7 @@ void put()
};
for (size_t i = 0; i < NUM_OF_ARRAY(tbl); i++) {
const Tbl *p = &tbl[i];
printf("void %s(const Address& addr) { ", p->name);
if (p->prefix) printf("db(0x%02X); ", p->prefix);
printf("opModM(addr, Reg32(%d), 0x%02X, 0x%02X); }\n", p->ext, p->code1, p->code2);
putMemOp(p->name, p->prefix, p->ext, p->code1, p->code2);
}
puts("void fstsw(const Reg16& r) { if (r.getIdx() != Operand::AX) throw Error(ERR_BAD_PARAMETER); db(0x9B); db(0xDF); db(0xE0); }");
puts("void fnstsw(const Reg16& r) { if (r.getIdx() != Operand::AX) throw Error(ERR_BAD_PARAMETER); db(0xDF); db(0xE0); }");
@ -1734,6 +1747,8 @@ void put32()
{ "popa", 0x61 },
};
putGeneric(tbl, NUM_OF_ARRAY(tbl));
putLoadSeg("lds", 0xC5, NONE);
putLoadSeg("les", 0xC4, NONE);
}
void put64()
@ -1756,8 +1771,8 @@ void put64()
};
putGeneric(tbl, NUM_OF_ARRAY(tbl));
puts("void cmpxchg16b(const Address& addr) { opModM(addr, Reg64(1), 0x0F, 0xC7); }");
puts("void fxrstor64(const Address& addr) { opModM(addr, Reg64(1), 0x0F, 0xAE); }");
putMemOp("cmpxchg16b", 0, 1, 0x0F, 0xC7, 64);
putMemOp("fxrstor64", 0, 1, 0x0F, 0xAE, 64);
puts("void movq(const Reg64& reg, const Mmx& mmx) { if (mmx.isXMM()) db(0x66); opModR(mmx, reg, 0x0F, 0x7E); }");
puts("void movq(const Mmx& mmx, const Reg64& reg) { if (mmx.isXMM()) db(0x66); opModR(mmx, reg, 0x0F, 0x6E); }");
puts("void movsxd(const Reg64& reg, const Operand& op) { if (!op.isBit(32)) throw Error(ERR_BAD_COMBINATION); opModRM(reg, op, op.isREG(), op.isMEM(), 0x63); }");