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xenia-canary
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Fancy templated helpers.

This commit is contained in:
Ben Vanik 2014-01-26 03:17:03 -08:00
parent ecf0988ddb
commit cb352c6c86
2 changed files with 370 additions and 378 deletions
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740
src/alloy/backend/x64/lowering/lowering_sequences.cc
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@ -223,6 +223,274 @@ void CompareXX(X64Emitter& e, Instr*& i, void(set_fn)(X64Emitter& e, Reg8& dest,
} }
}; };
typedef void(v_fn)(X64Emitter& e, Instr& i, const Reg& dest_src);
template<typename T>
void UnaryOpV(X64Emitter& e, Instr*& i, v_fn v_fn,
T& dest, T& src1) {
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest == src1) {
v_fn(e, *i, dest);
} else {
e.mov(dest, src1);
v_fn(e, *i, dest);
}
e.EndOp(dest, src1);
}
template<typename CT, typename T>
void UnaryOpC(X64Emitter& e, Instr*& i, v_fn v_fn,
T& dest, Value* src1) {
e.BeginOp(i->dest, dest, REG_DEST);
e.mov(dest, (uint64_t)src1->get_constant(CT()));
v_fn(e, *i, dest);
e.EndOp(dest);
}
void UnaryOp(X64Emitter& e, Instr*& i, v_fn v_fn) {
if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8)) {
Reg8 dest, src1;
UnaryOpV(e, i, v_fn, dest, src1);
} else if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8C)) {
Reg8 dest;
UnaryOpC<int8_t>(e, i, v_fn, dest, i->src1.value);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16)) {
Reg16 dest, src1;
UnaryOpV(e, i, v_fn, dest, src1);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16C)) {
Reg16 dest;
UnaryOpC<int16_t>(e, i, v_fn, dest, i->src1.value);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32)) {
Reg32 dest, src1;
UnaryOpV(e, i, v_fn, dest, src1);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32C)) {
Reg32 dest;
UnaryOpC<int32_t>(e, i, v_fn, dest, i->src1.value);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64)) {
Reg64 dest, src1;
UnaryOpV(e, i, v_fn, dest, src1);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64C)) {
Reg64 dest;
UnaryOpC<int64_t>(e, i, v_fn, dest, i->src1.value);
} else {
ASSERT_INVALID_TYPE();
}
if (i->flags & ARITHMETIC_SET_CARRY) {
// EFLAGS should have CA set?
// (so long as we don't fuck with it)
// UNIMPLEMENTED_SEQ();
}
};
typedef void(vv_fn)(X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src);
typedef void(vc_fn)(X64Emitter& e, Instr& i, const Reg& dest_src, uint32_t src);
template<typename TD, typename TS1, typename TS2>
void BinaryOpVV(X64Emitter& e, Instr*& i, vv_fn vv_fn,
TD& dest, TS1& src1, TS2& src2) {
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
if (dest == src1) {
vv_fn(e, *i, dest, src2);
} else if (dest == src2) {
if (i->opcode->flags & OPCODE_FLAG_COMMUNATIVE) {
vv_fn(e, *i, dest, src1);
} else {
// Eww.
e.mov(e.rax, src1);
vv_fn(e, *i, e.rax, src2);
e.mov(dest, e.rax);
}
} else {
e.mov(dest, src1);
vv_fn(e, *i, dest, src2);
}
e.EndOp(dest, src1, src2);
}
template<typename CT, typename TD, typename TS1>
void BinaryOpVC(X64Emitter& e, Instr*& i, vv_fn vv_fn, vc_fn vc_fn,
TD& dest, TS1& src1, Value* src2) {
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest.getBit() <= 32) {
// 32-bit.
if (dest == src1) {
vc_fn(e, *i, dest, (uint32_t)src2->get_constant(CT()));
} else {
e.mov(dest, src1);
vc_fn(e, *i, dest, (uint32_t)src2->get_constant(CT()));
}
} else {
// 64-bit.
if (dest == src1) {
e.mov(e.rax, src2->constant.i64);
vv_fn(e, *i, dest, e.rax);
} else {
e.mov(e.rax, src2->constant.i64);
e.mov(dest, src1);
vv_fn(e, *i, dest, e.rax);
}
}
e.EndOp(dest, src1);
}
template<typename CT, typename TD, typename TS2>
void BinaryOpCV(X64Emitter& e, Instr*& i, vv_fn vv_fn, vc_fn vc_fn,
TD& dest, Value* src1, TS2& src2) {
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src2, 0);
if (dest.getBit() <= 32) {
// 32-bit.
if (dest == src2) {
if (i->opcode->flags & OPCODE_FLAG_COMMUNATIVE) {
vc_fn(e, *i, dest, (uint32_t)src1->get_constant(CT()));
} else {
// Eww.
e.mov(e.rax, src2);
e.mov(dest, (uint32_t)src1->get_constant(CT()));
vv_fn(e, *i, dest, e.rax);
}
} else {
e.mov(dest, src2);
vc_fn(e, *i, dest, (uint32_t)src1->get_constant(CT()));
}
} else {
// 64-bit.
if (dest == src2) {
if (i->opcode->flags & OPCODE_FLAG_COMMUNATIVE) {
e.mov(e.rax, src1->constant.i64);
vv_fn(e, *i, dest, e.rax);
} else {
// Eww.
e.mov(e.rax, src1->constant.i64);
vv_fn(e, *i, e.rax, src2);
e.mov(dest, e.rax);
}
} else {
e.mov(e.rax, src2);
e.mov(dest, src1->constant.i64);
vv_fn(e, *i, dest, e.rax);
}
}
e.EndOp(dest, src2);
}
void BinaryOp(X64Emitter& e, Instr*& i, vv_fn vv_fn, vc_fn vc_fn) {
if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8, SIG_TYPE_I8)) {
Reg8 dest, src1, src2;
BinaryOpVV(e, i, vv_fn, dest, src1, src2);
} else if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8, SIG_TYPE_I8C)) {
Reg8 dest, src1;
BinaryOpVC<int8_t>(e, i, vv_fn, vc_fn, dest, src1, i->src2.value);
} else if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8C, SIG_TYPE_I8)) {
Reg8 dest, src2;
BinaryOpCV<int8_t>(e, i, vv_fn, vc_fn, dest, i->src1.value, src2);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16, SIG_TYPE_I16)) {
Reg16 dest, src1, src2;
BinaryOpVV(e, i, vv_fn, dest, src1, src2);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16, SIG_TYPE_I16C)) {
Reg16 dest, src1;
BinaryOpVC<int16_t>(e, i, vv_fn, vc_fn, dest, src1, i->src2.value);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16C, SIG_TYPE_I16)) {
Reg16 dest, src2;
BinaryOpCV<int16_t>(e, i, vv_fn, vc_fn, dest, i->src1.value, src2);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32, SIG_TYPE_I32)) {
Reg32 dest, src1, src2;
BinaryOpVV(e, i, vv_fn, dest, src1, src2);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32, SIG_TYPE_I32C)) {
Reg32 dest, src1;
BinaryOpVC<int32_t>(e, i, vv_fn, vc_fn, dest, src1, i->src2.value);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32C, SIG_TYPE_I32)) {
Reg32 dest, src2;
BinaryOpCV<int32_t>(e, i, vv_fn, vc_fn, dest, i->src1.value, src2);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64, SIG_TYPE_I64)) {
Reg64 dest, src1, src2;
BinaryOpVV(e, i, vv_fn, dest, src1, src2);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64, SIG_TYPE_I64C)) {
Reg64 dest, src1;
BinaryOpVC<int64_t>(e, i, vv_fn, vc_fn, dest, src1, i->src2.value);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64C, SIG_TYPE_I64)) {
Reg64 dest, src2;
BinaryOpCV<int64_t>(e, i, vv_fn, vc_fn, dest, i->src1.value, src2);
} else {
ASSERT_INVALID_TYPE();
}
if (i->flags & ARITHMETIC_SET_CARRY) {
// EFLAGS should have CA set?
// (so long as we don't fuck with it)
// UNIMPLEMENTED_SEQ();
}
};
typedef void(vvv_fn)(X64Emitter& e, Instr& i, const Reg& dest_src1, const Operand& src2, const Operand& src3);
typedef void(vvc_fn)(X64Emitter& e, Instr& i, const Reg& dest_src1, const Operand& src2, uint32_t src3);
typedef void(vcv_fn)(X64Emitter& e, Instr& i, const Reg& dest_src1, uint32_t src2, const Operand& src3);
template<typename TD, typename TS1, typename TS2, typename TS3>
void TernaryOpVVV(X64Emitter& e, Instr*& i, vvv_fn vvv_fn,
TD& dest, TS1& src1, TS2& src2, TS3& src3) {
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0,
i->src3.value, src3, 0);
if (dest == src1) {
vvv_fn(e, *i, dest, src2, src3);
} else if (dest == src2) {
if (i->opcode->flags & OPCODE_FLAG_COMMUNATIVE) {
vvv_fn(e, *i, dest, src1, src3);
} else {
UNIMPLEMENTED_SEQ();
}
} else {
e.mov(dest, src1);
vvv_fn(e, *i, dest, src2, src3);
}
e.EndOp(dest, src1, src2, src3);
}
template<typename CT, typename TD, typename TS1, typename TS2>
void TernaryOpVVC(X64Emitter& e, Instr*& i, vvv_fn vvv_fn, vvc_fn vvc_fn,
TD& dest, TS1& src1, TS2& src2, Value* src3) {
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
if (dest.getBit() <= 32) {
// 32-bit.
if (dest == src1) {
vvc_fn(e, *i, dest, src2, (uint32_t)src3->get_constant(CT()));
} else if (dest == src2) {
if (i->opcode->flags & OPCODE_FLAG_COMMUNATIVE) {
vvc_fn(e, *i, dest, src1, (uint32_t)src3->get_constant(CT()));
} else {
// Eww.
e.mov(e.rax, src2);
e.mov(dest, src1);
vvc_fn(e, *i, dest, e.rax, (uint32_t)src3->get_constant(CT()));
}
} else {
e.mov(dest, src1);
vvc_fn(e, *i, dest, src2, (uint32_t)src3->get_constant(CT()));
}
} else {
// 64-bit.
if (dest == src1) {
e.mov(e.rax, src3->constant.i64);
vvv_fn(e, *i, dest, src2, e.rax);
} else if (dest == src2) {
if (i->opcode->flags & OPCODE_FLAG_COMMUNATIVE) {
e.mov(e.rax, src3->constant.i64);
vvv_fn(e, *i, dest, src1, e.rax);
} else {
// Eww.
e.mov(e.rax, src1);
e.mov(src1, src2);
e.mov(dest, e.rax);
e.mov(e.rax, src3->constant.i64);
vvv_fn(e, *i, dest, src1, e.rax);
}
} else {
e.mov(e.rax, src3->constant.i64);
e.mov(dest, src1);
vvv_fn(e, *i, dest, src2, e.rax);
}
}
e.EndOp(dest, src1);
}
} // namespace } // namespace
@ -388,39 +656,11 @@ void alloy::backend::x64::lowering::RegisterSequences(LoweringTable* table) {
// -------------------------------------------------------------------------- // --------------------------------------------------------------------------
table->AddSequence(OPCODE_ASSIGN, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_ASSIGN, [](X64Emitter& e, Instr*& i) {
if (i->dest->type == INT8_TYPE) { UnaryOp(
Reg8 dest, src; e, i,
e.BeginOp(i->dest, dest, REG_DEST, [](X64Emitter& e, Instr& i, const Reg& dest_src) {
i->src1.value, src, 0); // nop - the mov will have happened.
e.mov(dest, src); });
e.EndOp(dest, src);
} else if (i->dest->type == INT16_TYPE) {
Reg16 dest, src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.mov(dest, src);
e.EndOp(dest, src);
} else if (i->dest->type == INT32_TYPE) {
Reg32 dest, src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.mov(dest, src);
e.EndOp(dest, src);
} else if (i->dest->type == INT64_TYPE) {
Reg64 dest, src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.mov(dest, src);
e.EndOp(dest, src);
} else if (i->dest->type == FLOAT32_TYPE) {
UNIMPLEMENTED_SEQ();
} else if (i->dest->type == FLOAT64_TYPE) {
UNIMPLEMENTED_SEQ();
} else if (i->dest->type == VEC128_TYPE) {
UNIMPLEMENTED_SEQ();
} else {
ASSERT_INVALID_TYPE();
}
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });
@ -1044,13 +1284,19 @@ void alloy::backend::x64::lowering::RegisterSequences(LoweringTable* table) {
}); });
table->AddSequence(OPCODE_DID_CARRY, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_DID_CARRY, [](X64Emitter& e, Instr*& i) {
UNIMPLEMENTED_SEQ(); Reg8 dest;
e.BeginOp(i->dest, dest, REG_DEST);
e.setc(dest);
e.EndOp(dest);
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });
table->AddSequence(OPCODE_DID_OVERFLOW, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_DID_OVERFLOW, [](X64Emitter& e, Instr*& i) {
UNIMPLEMENTED_SEQ(); Reg8 dest;
e.BeginOp(i->dest, dest, REG_DEST);
e.seto(dest);
e.EndOp(dest);
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });
@ -1096,205 +1342,68 @@ void alloy::backend::x64::lowering::RegisterSequences(LoweringTable* table) {
// -------------------------------------------------------------------------- // --------------------------------------------------------------------------
table->AddSequence(OPCODE_ADD, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_ADD, [](X64Emitter& e, Instr*& i) {
if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8, SIG_TYPE_I8)) { BinaryOp(
Reg8 dest, src1, src2; e, i,
e.BeginOp(i->dest, dest, REG_DEST, [](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src) {
i->src1.value, src1, 0, e.add(dest_src, src);
i->src2.value, src2, 0); },
if (dest == src1) { [](X64Emitter& e, Instr& i, const Reg& dest_src, uint32_t src) {
e.add(dest, src2); e.add(dest_src, src);
} else if (dest == src2) { });
e.add(dest, src1);
} else {
e.mov(dest, src1);
e.add(dest, src2);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8, SIG_TYPE_I8C)) {
Reg8 dest, src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest == src1) {
e.add(dest, i->src2.value->constant.i8);
} else {
e.mov(dest, src1);
e.add(dest, i->src2.value->constant.i8);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src1);
} else if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8C, SIG_TYPE_I8)) {
Reg8 dest, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src2.value, src2, 0);
if (dest == src2) {
e.add(dest, i->src1.value->constant.i8);
} else {
e.mov(dest, src2);
e.add(dest, i->src1.value->constant.i8);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src2);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16, SIG_TYPE_I16)) {
Reg16 dest, src1, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
if (dest == src1) {
e.add(dest, src2);
} else if (dest == src2) {
e.add(dest, src1);
} else {
e.mov(dest, src1);
e.add(dest, src2);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16, SIG_TYPE_I16C)) {
Reg16 dest, src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest == src1) {
e.add(dest, i->src2.value->constant.i16);
} else {
e.mov(dest, src1);
e.add(dest, i->src2.value->constant.i16);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src1);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16C, SIG_TYPE_I16)) {
Reg16 dest, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src2.value, src2, 0);
if (dest == src2) {
e.add(dest, i->src1.value->constant.i16);
} else {
e.mov(dest, src2);
e.add(dest, i->src1.value->constant.i16);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src2);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32, SIG_TYPE_I32)) {
Reg32 dest, src1, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
if (dest == src1) {
e.add(dest, src2);
} else if (dest == src2) {
e.add(dest, src1);
} else {
e.mov(dest, src1);
e.add(dest, src2);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32, SIG_TYPE_I32C)) {
Reg32 dest, src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest == src1) {
e.add(dest, i->src2.value->constant.i32);
} else {
e.mov(dest, src1);
e.add(dest, i->src2.value->constant.i32);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src1);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32C, SIG_TYPE_I32)) {
Reg32 dest, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src2.value, src2, 0);
if (dest == src2) {
e.add(dest, i->src1.value->constant.i32);
} else {
e.mov(dest, src2);
e.add(dest, i->src1.value->constant.i32);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src2);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64, SIG_TYPE_I64)) {
Reg64 dest, src1, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
if (dest == src1) {
e.add(dest, src2);
} else if (dest == src2) {
e.add(dest, src1);
} else {
e.mov(dest, src1);
e.add(dest, src2);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64, SIG_TYPE_I64C)) {
Reg64 dest, src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest == src1) {
e.mov(e.rax, i->src2.value->constant.i64);
e.add(dest, e.rax);
} else {
e.mov(e.rax, i->src2.value->constant.i64);
e.mov(dest, src1);
e.add(dest, e.rax);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src1);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64C, SIG_TYPE_I64)) {
Reg64 dest, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src2.value, src2, 0);
if (dest == src2) {
e.mov(e.rax, i->src1.value->constant.i64);
e.add(dest, e.rax);
} else {
e.mov(e.rax, i->src1.value->constant.i64);
e.mov(dest, src2);
e.add(dest, e.rax);
}
if (i->flags & ARITHMETIC_SET_CARRY) {
UNIMPLEMENTED_SEQ();
}
e.EndOp(dest, src2);
} else {
ASSERT_INVALID_TYPE();
}
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });
table->AddSequence(OPCODE_ADD_CARRY, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_ADD_CARRY, [](X64Emitter& e, Instr*& i) {
UNIMPLEMENTED_SEQ(); // dest = src1 + src2 + src3.i8
if (i->Match(SIG_TYPE_IGNORE, SIG_TYPE_I8, SIG_TYPE_I8, SIG_TYPE_I8)) {
Reg8 dest, src1, src2;
Reg8 ca;
TernaryOpVVV(e, i, [](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src2, const Operand& src3) {
e.mov(e.ah, src3);
e.sahf();
e.adc(dest_src, src2);
}, dest, src1, src2, ca);
} else if (i->Match(SIG_TYPE_IGNORE, SIG_TYPE_I16, SIG_TYPE_I16, SIG_TYPE_I8)) {
Reg16 dest, src1, src2;
Reg8 ca;
TernaryOpVVV(e, i, [](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src2, const Operand& src3) {
e.mov(e.ah, src3);
e.sahf();
e.adc(dest_src, src2);
}, dest, src1, src2, ca);
} else if (i->Match(SIG_TYPE_IGNORE, SIG_TYPE_I32, SIG_TYPE_I32, SIG_TYPE_I8)) {
Reg32 dest, src1, src2;
Reg8 ca;
TernaryOpVVV(e, i, [](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src2, const Operand& src3) {
e.mov(e.ah, src3);
e.sahf();
e.adc(dest_src, src2);
}, dest, src1, src2, ca);
} else if (i->Match(SIG_TYPE_IGNORE, SIG_TYPE_I64, SIG_TYPE_I64, SIG_TYPE_I8)) {
Reg64 dest, src1, src2;
Reg8 ca;
TernaryOpVVV(e, i, [](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src2, const Operand& src3) {
e.mov(e.ah, src3);
e.sahf();
e.adc(dest_src, src2);
}, dest, src1, src2, ca);
} else {
UNIMPLEMENTED_SEQ();
}
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });
table->AddSequence(OPCODE_SUB, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_SUB, [](X64Emitter& e, Instr*& i) {
UNIMPLEMENTED_SEQ(); BinaryOp(
e, i,
[](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src) {
e.sub(dest_src, src);
},
[](X64Emitter& e, Instr& i, const Reg& dest_src, uint32_t src) {
e.sub(dest_src, src);
});
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });
@ -1378,175 +1487,50 @@ void alloy::backend::x64::lowering::RegisterSequences(LoweringTable* table) {
}); });
table->AddSequence(OPCODE_AND, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_AND, [](X64Emitter& e, Instr*& i) {
if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8, SIG_TYPE_I8)) { BinaryOp(
Reg8 dest, src1, src2; e, i,
e.BeginOp(i->dest, dest, REG_DEST, [](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src) {
i->src1.value, src1, 0, e.and(dest_src, src);
i->src2.value, src2, 0); },
if (dest == src1) { [](X64Emitter& e, Instr& i, const Reg& dest_src, uint32_t src) {
e.and(dest, src2); e.and(dest_src, src);
} else if (dest == src2) { });
e.and(dest, src1);
} else {
e.mov(dest, src1);
e.and(dest, src2);
}
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8, SIG_TYPE_I8C)) {
Reg8 dest, src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest == src1) {
e.and(dest, i->src2.value->constant.i8);
} else {
e.mov(dest, src1);
e.and(dest, i->src2.value->constant.i8);
}
e.EndOp(dest, src1);
} else if (i->Match(SIG_TYPE_I8, SIG_TYPE_I8C, SIG_TYPE_I8)) {
Reg8 dest, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src2.value, src2, 0);
if (dest == src2) {
e.and(dest, i->src1.value->constant.i8);
} else {
e.mov(dest, src2);
e.and(dest, i->src1.value->constant.i8);
}
e.EndOp(dest, src2);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16, SIG_TYPE_I16)) {
Reg16 dest, src1, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
if (dest == src1) {
e.and(dest, src2);
} else if (dest == src2) {
e.and(dest, src1);
} else {
e.mov(dest, src1);
e.and(dest, src2);
}
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16, SIG_TYPE_I16C)) {
Reg16 dest, src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest == src1) {
e.and(dest, i->src2.value->constant.i16);
} else {
e.mov(dest, src1);
e.and(dest, i->src2.value->constant.i16);
}
e.EndOp(dest, src1);
} else if (i->Match(SIG_TYPE_I16, SIG_TYPE_I16C, SIG_TYPE_I16)) {
Reg16 dest, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src2.value, src2, 0);
if (dest == src2) {
e.and(dest, i->src1.value->constant.i16);
} else {
e.mov(dest, src2);
e.and(dest, i->src1.value->constant.i16);
}
e.EndOp(dest, src2);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32, SIG_TYPE_I32)) {
Reg32 dest, src1, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
if (dest == src1) {
e.and(dest, src2);
} else if (dest == src2) {
e.and(dest, src1);
} else {
e.mov(dest, src1);
e.and(dest, src2);
}
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32, SIG_TYPE_I32C)) {
Reg32 dest, src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest == src1) {
e.and(dest, i->src2.value->constant.i32);
} else {
e.mov(dest, src1);
e.and(dest, i->src2.value->constant.i32);
}
e.EndOp(dest, src1);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I32C, SIG_TYPE_I32)) {
Reg32 dest, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src2.value, src2, 0);
if (dest == src2) {
e.and(dest, i->src1.value->constant.i32);
} else {
e.mov(dest, src2);
e.and(dest, i->src1.value->constant.i32);
}
e.EndOp(dest, src2);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64, SIG_TYPE_I64)) {
Reg64 dest, src1, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
if (dest == src1) {
e.and(dest, src2);
} else if (dest == src2) {
e.and(dest, src1);
} else {
e.mov(dest, src1);
e.and(dest, src2);
}
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64, SIG_TYPE_I64C)) {
Reg64 dest, src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (dest == src1) {
e.mov(e.rax, i->src2.value->constant.i64);
e.and(dest, e.rax);
} else {
e.mov(e.rax, i->src2.value->constant.i64);
e.mov(dest, src1);
e.and(dest, e.rax);
}
e.EndOp(dest, src1);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I64C, SIG_TYPE_I64)) {
Reg64 dest, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src2.value, src2, 0);
if (dest == src2) {
e.mov(e.rax, i->src1.value->constant.i64);
e.and(dest, e.rax);
} else {
e.mov(e.rax, i->src1.value->constant.i64);
e.mov(dest, src2);
e.and(dest, e.rax);
}
e.EndOp(dest, src2);
} else {
ASSERT_INVALID_TYPE();
}
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });
table->AddSequence(OPCODE_OR, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_OR, [](X64Emitter& e, Instr*& i) {
UNIMPLEMENTED_SEQ(); BinaryOp(
e, i,
[](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src) {
e.or(dest_src, src);
},
[](X64Emitter& e, Instr& i, const Reg& dest_src, uint32_t src) {
e.or(dest_src, src);
});
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });
table->AddSequence(OPCODE_XOR, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_XOR, [](X64Emitter& e, Instr*& i) {
UNIMPLEMENTED_SEQ(); BinaryOp(
e, i,
[](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src) {
e.xor(dest_src, src);
},
[](X64Emitter& e, Instr& i, const Reg& dest_src, uint32_t src) {
e.xor(dest_src, src);
});
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });
table->AddSequence(OPCODE_NOT, [](X64Emitter& e, Instr*& i) { table->AddSequence(OPCODE_NOT, [](X64Emitter& e, Instr*& i) {
UNIMPLEMENTED_SEQ(); UnaryOp(
e, i,
[](X64Emitter& e, Instr& i, const Reg& dest_src) {
e.not(dest_src);
});
i = e.Advance(i); i = e.Advance(i);
return true; return true;
}); });

8
src/alloy/hir/value.h
View File

@ -79,6 +79,14 @@ public:
Use* AddUse(Arena* arena, Instr* instr); Use* AddUse(Arena* arena, Instr* instr);
void RemoveUse(Use* use); void RemoveUse(Use* use);
int8_t get_constant(int8_t) const { return constant.i8; }
int16_t get_constant(int16_t) const { return constant.i16; }
int32_t get_constant(int32_t) const { return constant.i32; }
int64_t get_constant(int64_t) const { return constant.i64; }
float get_constant(float) const { return constant.f32; }
double get_constant(double) const { return constant.f64; }
vec128_t get_constant(vec128_t&) const { return constant.v128; }
void set_zero(TypeName type) { void set_zero(TypeName type) {
this->type = type; this->type = type;
flags |= VALUE_IS_CONSTANT; flags |= VALUE_IS_CONSTANT;