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aco/vn: handle sz/inf/nan preserve

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Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31172>
This commit is contained in:
Georg Lehmann
2024-09-17 19:09:16 +02:00
committed by Marge Bot
parent 8912f16464
commit 9f1ad7d2f3
1 changed files with 6 additions and 0 deletions
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src/amd/compiler/aco_opt_value_numbering.cpp
+6
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@@ -385,6 +385,12 @@ process_block(vn_ctx& ctx, Block& block)
ctx.renames[instr->definitions[i].tempId()] = orig_instr->definitions[i].getTemp();
if (instr->definitions[i].isPrecise())
orig_instr->definitions[i].setPrecise(true);
if (instr->definitions[i].isSZPreserve())
orig_instr->definitions[i].setSZPreserve(true);
if (instr->definitions[i].isInfPreserve())
orig_instr->definitions[i].setInfPreserve(true);
if (instr->definitions[i].isNaNPreserve())
orig_instr->definitions[i].setNaNPreserve(true);
/* SPIR_V spec says that an instruction marked with NUW wrapping
* around is undefined behaviour, so we can break additions in
* other contexts.