FEX-Emu/FEX
1
0
Fork 0
mirror of https://github.com/FEX-Emu/FEX.git synced 2025-02-12 18:39:18 +00:00
Code Issues Actions 6 Packages Projects Releases Wiki Activity

ConstProp: rm printfs

Browse Source 
Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
This commit is contained in:
Alyssa Rosenzweig 2024-05-19 16:27:45 -04:00
parent f9642cba7a
commit 259e1b75a4
1 changed files with 0 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
FEXCore/Source/Interface/IR/Passes/ConstProp.cpp
View File

@ -409,7 +409,6 @@ bool ConstProp::ZextAndMaskingElimination(IREmitter* IREmit, const IRListView& C
// Is this value already BFE'd?
if (IsBfeAlreadyDone(IREmit, Op->Src, Op->Width)) {
IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(Op->Src));
// printf("Removed BFE once \n");
break;
}
@ -421,7 +420,6 @@ bool ConstProp::ZextAndMaskingElimination(IREmitter* IREmit, const IRListView& C
if (Op->Width >= (sourceHeader->Size * 8) &&
(sourceHeader->Op == OP_LOADMEM || sourceHeader->Op == OP_LOADMEMTSO || sourceHeader->Op == OP_LOADCONTEXT)) {
// printf("Eliminated needless zext bfe\n");
// Load mem / load ctx zexts, no need to vmem
IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(source));
break;
@ -466,14 +464,12 @@ bool ConstProp::ZextAndMaskingElimination(IREmitter* IREmit, const IRListView& C
if (IROp->Size >= sourceHeader->Size &&
(sourceHeader->Op == OP_LOADMEM || sourceHeader->Op == OP_LOADMEMTSO || sourceHeader->Op == OP_LOADCONTEXT)) {
// printf("Eliminated needless zext VMOV\n");
// Load mem / load ctx zexts, no need to vmem
IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(source));
} else if (IROp->Size == sourceHeader->Size) {
// VMOV of same size
// XXX: This is unsafe of an optimization since in some cases we can't see through garbage data in the upper bits of a vector
// RCLSE generates VMOV instructions which are being used as a zero extension
// printf("printf vmov of same size?!\n");
// IREmit->ReplaceAllUsesWith(CodeNode, CurrentIR.GetNode(source));
}
break;