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authorReinUsesLisp <reinuseslisp@airmail.cc>2021-05-10 01:41:07 -0300
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-22 21:51:31 -0400
commit0839e46736858986b422b2ffb163ded59c16421f (patch)
tree290572487178105f8abf6ab983865c9e058a21f2 /src/shader_recompiler/backend/glasm/emit_glasm_select.cpp
parent6237300e3605c0b12fb65e2a8818487ec2cb4580 (diff)
glasm: Implement SelectU64 on GLASM
Diffstat (limited to 'src/shader_recompiler/backend/glasm/emit_glasm_select.cpp')
-rw-r--r--src/shader_recompiler/backend/glasm/emit_glasm_select.cpp21
1 files changed, 18 insertions, 3 deletions
diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_select.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_select.cpp
index 8f9df8e230..cfde860479 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm_select.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm_select.cpp
@@ -29,9 +29,24 @@ void EmitSelectU32(EmitContext& ctx, IR::Inst& inst, ScalarS32 cond, ScalarS32 t
ctx.Add("CMP.S {},{},{},{};", inst, cond, true_value, false_value);
}
-void EmitSelectU64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] ScalarS32 cond,
- [[maybe_unused]] Register true_value, [[maybe_unused]] Register false_value) {
- throw NotImplementedException("GLASM instruction");
+void EmitSelectU64(EmitContext& ctx, IR::Inst& inst, ScalarS32 cond, Register true_value,
+ Register false_value) {
+ ctx.reg_alloc.InvalidateConditionCodes();
+ const Register ret{ctx.reg_alloc.LongDefine(inst)};
+ if (ret == true_value) {
+ ctx.Add("MOV.S.CC RC.x,{};"
+ "MOV.U64 {}.x(EQ.x),{};",
+ cond, ret, false_value);
+ } else if (ret == false_value) {
+ ctx.Add("MOV.S.CC RC.x,{};"
+ "MOV.U64 {}.x(NE.x),{};",
+ cond, ret, true_value);
+ } else {
+ ctx.Add("MOV.S.CC RC.x,{};"
+ "MOV.U64 {}.x(EQ.x),{};"
+ "MOV.U64 {}.x(NE.x),{};",
+ cond, ret, false_value, ret, true_value);
+ }
}
void EmitSelectF16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] ScalarS32 cond,