eden-emu/xbyak
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add in_, out_

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This commit is contained in:
MITSUNARI Shigeo 2019-09-03 10:01:03 +09:00
parent df208648dd
commit 9fa2ef3c30
4 changed files with 40 additions and 0 deletions
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6
gen/gen_code.cpp
View file

@ -965,6 +965,12 @@ void put()
printf("void %s(const Reg& reg, const Operand& op) { opMovxx(reg, op, 0x%02X); }\n", p->name, p->code);
}
}
{ // in/out
puts("void in_(const Reg& a, uint8 v) { opInOut(a, 0xE4, v); }");
puts("void in_(const Reg& a, const Reg& d) { opInOut(a, d, 0xEC); }");
puts("void out_(uint8 v, const Reg& a) { opInOut(a, 0xE6, v); }");
puts("void out_(const Reg& d, const Reg& a) { opInOut(a, d, 0xEE); }");
}
// mpx
{
puts("void bndcl(const BoundsReg& bnd, const Operand& op) { db(0xF3); opR_ModM(op, i32e, bnd.getIdx(), 0x0F, 0x1A, NONE, !op.isMEM()); }");

8
test/make_nm.cpp
View file

@ -609,6 +609,14 @@ class Test {
put("fstcw", MEM);
put("fnstcw", MEM);
put(isXbyak_ ? "int_" : "int", IMM8);
put(isXbyak_ ? "in_" : "in", AL|AX|EAX, IMM8);
puts(isXbyak_ ? "in_(al, dx); dump();" : "in al, dx");
puts(isXbyak_ ? "in_(ax, dx); dump();" : "in ax, dx");
puts(isXbyak_ ? "in_(eax, dx); dump();" : "in eax, dx");
put(isXbyak_ ? "out_" : "out", IMM8, AL|AX|EAX);
puts(isXbyak_ ? "out_(dx, al); dump();" : "out dx, al");
puts(isXbyak_ ? "out_(dx, ax); dump();" : "out dx, ax");
puts(isXbyak_ ? "out_(dx, eax); dump();" : "out dx, eax");
}
void putJmp() const
{

22
xbyak/xbyak.h
View file

@ -2185,6 +2185,28 @@ private:
if (addr.getRegExp().getIndex().getKind() != kind) throw Error(ERR_BAD_VSIB_ADDRESSING);
opVex(x, 0, addr, type, code);
}
void opInOut(const Reg& a, const Reg& d, uint8 code)
{
if (a.getIdx() == Operand::AL && d.getIdx() == Operand::DX && d.getBit() == 16) {
switch (a.getBit()) {
case 8: db(code); return;
case 16: db(0x66); db(code + 1); return;
case 32: db(code + 1); return;
}
}
throw Error(ERR_BAD_COMBINATION);
}
void opInOut(const Reg& a, uint8 code, uint8 v)
{
if (a.getIdx() == Operand::AL) {
switch (a.getBit()) {
case 8: db(code); db(v); return;
case 16: db(0x66); db(code + 1); db(v); return;
case 32: db(code + 1); db(v); return;
}
}
throw Error(ERR_BAD_COMBINATION);
}
public:
unsigned int getVersion() const { return VERSION; }
using CodeArray::db;

4
xbyak/xbyak_mnemonic.h
View file

@ -309,6 +309,8 @@ void hsubpd(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x7D, 0x66, isXM
void hsubps(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x7D, 0xF2, isXMM_XMMorMEM); }
void idiv(const Operand& op) { opR_ModM(op, 0, 7, 0xF6); }
void imul(const Operand& op) { opR_ModM(op, 0, 5, 0xF6); }
void in_(const Reg& a, const Reg& d) { opInOut(a, d, 0xEC); }
void in_(const Reg& a, uint8 v) { opInOut(a, 0xE4, v); }
void inc(const Operand& op) { opIncDec(op, 0x40, 0); }
void insertps(const Xmm& xmm, const Operand& op, uint8 imm) { opGen(xmm, op, 0x21, 0x66, isXMM_XMMorMEM, imm, 0x3A); }
void int3() { db(0xCC); }
@ -517,6 +519,8 @@ void or_(const Operand& op, uint32 imm) { opRM_I(op, imm, 0x08, 1); }
void or_(const Operand& op1, const Operand& op2) { opRM_RM(op1, op2, 0x08); }
void orpd(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x56, 0x66, isXMM_XMMorMEM); }
void orps(const Xmm& xmm, const Operand& op) { opGen(xmm, op, 0x56, 0x100, isXMM_XMMorMEM); }
void out_(const Reg& d, const Reg& a) { opInOut(a, d, 0xEE); }
void out_(uint8 v, const Reg& a) { opInOut(a, 0xE6, v); }
void outsb() { db(0x6E); }
void outsd() { db(0x6F); }
void outsw() { db(0x66); db(0x6F); }