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IR: Implement VectorSub

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This commit is contained in:
MerryMage 2018-02-10 11:25:50 +00:00
parent 3f93c77ace
commit cbc9f361b0
4 changed files with 36 additions and 0 deletions
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16
src/backend_x64/emit_x64_vector.cpp
View file

@ -687,6 +687,22 @@ void EmitX64::EmitVectorLogicalShiftRight64(EmitContext& ctx, IR::Inst* inst) {
ctx.reg_alloc.DefineValue(inst, result);
}
void EmitX64::EmitVectorSub8(EmitContext& ctx, IR::Inst* inst) {
EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::psubb);
}
void EmitX64::EmitVectorSub16(EmitContext& ctx, IR::Inst* inst) {
EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::psubw);
}
void EmitX64::EmitVectorSub32(EmitContext& ctx, IR::Inst* inst) {
EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::psubd);
}
void EmitX64::EmitVectorSub64(EmitContext& ctx, IR::Inst* inst) {
EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::psubq);
}
static void EmitVectorZeroExtend(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst, int size) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);

15
src/frontend/ir/ir_emitter.cpp
View file

@ -934,6 +934,21 @@ U128 IREmitter::VectorPairedAdd(size_t esize, const U128& a, const U128& b) {
return {};
}
U128 IREmitter::VectorSub(size_t esize, const U128& a, const U128& b) {
switch (esize) {
case 8:
return Inst<U128>(Opcode::VectorSub8, a, b);
case 16:
return Inst<U128>(Opcode::VectorSub16, a, b);
case 32:
return Inst<U128>(Opcode::VectorSub32, a, b);
case 64:
return Inst<U128>(Opcode::VectorSub64, a, b);
}
UNREACHABLE();
return {};
}
U128 IREmitter::VectorZeroExtend(size_t original_esize, const U128& a) {
switch (original_esize) {
case 8:

1
src/frontend/ir/ir_emitter.h
View file

@ -220,6 +220,7 @@ public:
U128 VectorOr(const U128& a, const U128& b);
U128 VectorPairedAdd(size_t esize, const U128& a, const U128& b);
U128 VectorPairedAddLower(size_t esize, const U128& a, const U128& b);
U128 VectorSub(size_t esize, const U128& a, const U128& b);
U128 VectorZeroExtend(size_t original_esize, const U128& a);
U128 VectorZeroUpper(const U128& a);

4
src/frontend/ir/opcodes.inc
View file

@ -237,6 +237,10 @@ OPCODE(VectorPairedAdd8, T::U128, T::U128, T::U128
OPCODE(VectorPairedAdd16, T::U128, T::U128, T::U128 )
OPCODE(VectorPairedAdd32, T::U128, T::U128, T::U128 )
OPCODE(VectorPairedAdd64, T::U128, T::U128, T::U128 )
OPCODE(VectorSub8, T::U128, T::U128, T::U128 )
OPCODE(VectorSub16, T::U128, T::U128, T::U128 )
OPCODE(VectorSub32, T::U128, T::U128, T::U128 )
OPCODE(VectorSub64, T::U128, T::U128, T::U128 )
OPCODE(VectorZeroExtend8, T::U128, T::U128 )
OPCODE(VectorZeroExtend16, T::U128, T::U128 )
OPCODE(VectorZeroExtend32, T::U128, T::U128 )