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Revert "shader: preserve raw VCC bits in S_MOV_B64 (#418)"

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This reverts commit 6758d67942.

An EXEC pair loses its mask provenance and falls into the raw high-word path. The saved all-ones high word then keeps waterfall branches true and wedges GPU work.
This commit is contained in:
nmzik
2026-09-01 07:32:18 +04:00
parent b8a459e83d
commit e591a66b67
13 changed files with 185 additions and 444 deletions
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src/graphics/shader/recompiler/ir/Program.cpp
-4
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@@ -33,16 +33,12 @@ bool IsRegisterStatePseudo(ValueOpcode opcode) {
case ValueOpcode::SetScc:
case ValueOpcode::GetExec:
case ValueOpcode::SetExec:
case ValueOpcode::GetExecMaskTag:
case ValueOpcode::SetExecMaskTag:
case ValueOpcode::GetExecLo:
case ValueOpcode::SetExecLo:
case ValueOpcode::GetExecHi:
case ValueOpcode::SetExecHi:
case ValueOpcode::GetVcc:
case ValueOpcode::SetVcc:
case ValueOpcode::GetVccMaskValidTag:
case ValueOpcode::SetVccMaskValidTag:
case ValueOpcode::GetVccLo:
case ValueOpcode::SetVccLo:
case ValueOpcode::GetVccHi: