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Partial support for branch with CC, and fix a edge case of branch out of loop on shaders

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gdk 2019-11-27 00:38:56 -03:00 • committed by Thog
parent 99f236fcf0
commit 442485adb3
5 changed files with 60 additions and 14 deletions
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7
Ryujinx.Graphics.Shader/Translation/Translator.cs
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@ -1,6 +1,5 @@
using Ryujinx.Graphics.Shader.CodeGen.Glsl;
using Ryujinx.Graphics.Shader.Decoders;
using Ryujinx.Graphics.Shader.Instructions;
using Ryujinx.Graphics.Shader.IntermediateRepresentation;
using Ryujinx.Graphics.Shader.StructuredIr;
using Ryujinx.Graphics.Shader.Translation.Optimizations;
@ -219,15 +218,15 @@ namespace Ryujinx.Graphics.Shader.Translation
Operand predSkipLbl = null;
bool skipPredicateCheck = op.Emitter == InstEmit.Bra;
bool skipPredicateCheck = op is OpCodeBranch opBranch && !opBranch.PushTarget;
if (op is OpCodeBranchPop opBranchPop)
{
// If the instruction is a SYNC instruction with only one
// If the instruction is a SYNC or BRK instruction with only one
// possible target address, then the instruction is basically
// just a simple branch, we can generate code similar to branch
// instructions, with the condition check on the branch itself.
skipPredicateCheck |= opBranchPop.Targets.Count < 2;
skipPredicateCheck = opBranchPop.Targets.Count < 2;
}
if (!(op.Predicate.IsPT || skipPredicateCheck))