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glasm: Implement FSWZADD

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This commit is contained in:
ameerj 2021-05-19 01:00:51 -04:00
parent 3da7b98d37
commit 36d040da70
3 changed files with 28 additions and 4 deletions
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13
src/shader_recompiler/backend/glasm/emit_glasm_warp.cpp
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@ -95,8 +95,17 @@ void EmitShuffleButterfly(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, Sca
Shuffle(ctx, inst, value, index, clamp, segmentation_mask, "XOR");
}
void EmitFSwizzleAdd(EmitContext&, ScalarF32, ScalarF32, ScalarU32) {
throw NotImplementedException("GLASM instruction");
void EmitFSwizzleAdd(EmitContext& ctx, IR::Inst& inst, ScalarF32 op_a, ScalarF32 op_b,
ScalarU32 swizzle) {
const auto ret{ctx.reg_alloc.Define(inst)};
ctx.Add("AND.U RC.z,{}.threadid,3;"
"SHL.U RC.z,RC.z,1;"
"SHR.U RC.z,{},RC.z;"
"AND.U RC.z,RC.z,3;"
"MUL.F RC.x,{},FSWZA[RC.z];"
"MUL.F RC.y,{},FSWZB[RC.z];"
"ADD.F {}.x,RC.x,RC.y;",
ctx.stage_name, swizzle, op_a, op_b, ret);
}
void EmitDPdxFine(EmitContext& ctx, IR::Inst& inst, ScalarF32 p) {