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aco/optimizer: stop checking precise for med3

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Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39641>
This commit is contained in:
Georg Lehmann 2026-02-01 18:57:54 +01:00 • committed by Marge Bot
parent fbc0562203
commit 77d05ac1ba
1 changed files with 2 additions and 3 deletions
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5
src/amd/compiler/aco_optimizer.cpp
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@ -4004,9 +4004,8 @@ create_med3_cb(opt_ctx& ctx, alu_opt_info& info)
{
aco_type type = instr_info.alu_opcode_infos[(int)info.opcode].def_types[0];
/* NaN correctness needs max first, then min. TODO only use isNaNPreserve */
if (!max_first && type.base_type == aco_base_type_float &&
(info.defs[0].isPrecise() || info.defs[0].isNaNPreserve()))
/* NaN correctness needs max first, then min. */
if (!max_first && type.base_type == aco_base_type_float && info.defs[0].isNaNPreserve())
return false;
uint64_t upper = 0;