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Code Issues Releases Wiki Activity

shader: Add integer division opcodes

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This commit is contained in:
ReinUsesLisp
2021-07-25 21:27:21 -03:00
committed by Fernando Sahmkow
parent 43aa695a04
commit 95761cc6a7
9 changed files with 37 additions and 0 deletions
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2
src/shader_recompiler/backend/glasm/emit_glasm_instructions.h
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@@ -304,6 +304,8 @@ void EmitIAdd64(EmitContext& ctx, IR::Inst& inst, Register a, Register b);
void EmitISub32(EmitContext& ctx, IR::Inst& inst, ScalarS32 a, ScalarS32 b);
void EmitISub64(EmitContext& ctx, IR::Inst& inst, Register a, Register b);
void EmitIMul32(EmitContext& ctx, IR::Inst& inst, ScalarS32 a, ScalarS32 b);
void EmitSDiv32(EmitContext& ctx, IR::Inst& inst, ScalarS32 a, ScalarS32 b);
void EmitUDiv32(EmitContext& ctx, IR::Inst& inst, ScalarU32 a, ScalarU32 b);
void EmitINeg32(EmitContext& ctx, IR::Inst& inst, ScalarS32 value);
void EmitINeg64(EmitContext& ctx, IR::Inst& inst, Register value);
void EmitIAbs32(EmitContext& ctx, IR::Inst& inst, ScalarS32 value);

8
src/shader_recompiler/backend/glasm/emit_glasm_integer.cpp
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@@ -90,6 +90,14 @@ void EmitIMul32(EmitContext& ctx, IR::Inst& inst, ScalarS32 a, ScalarS32 b) {
ctx.Add("MUL.S {}.x,{},{};", inst, a, b);
}
void EmitSDiv32(EmitContext& ctx, IR::Inst& inst, ScalarS32 a, ScalarS32 b) {
ctx.Add("DIV.S {}.x,{},{};", inst, a, b);
}
void EmitUDiv32(EmitContext& ctx, IR::Inst& inst, ScalarU32 a, ScalarU32 b) {
ctx.Add("DIV.U {}.x,{},{};", inst, a, b);
}
void EmitINeg32(EmitContext& ctx, IR::Inst& inst, ScalarS32 value) {
if (value.type != Type::Register && static_cast<s32>(value.imm_u32) < 0) {
ctx.Add("MOV.S {},{};", inst, -static_cast<s32>(value.imm_u32));