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ac/nir: enable nir atomic load/store opts

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Foz-DB GFX1201:
Totals from 4 (0.00% of 80287) affected shaders:
Instrs: 2928 -> 2920 (-0.27%); split: -0.31%, +0.03%
CodeSize: 15424 -> 15392 (-0.21%); split: -0.23%, +0.03%
Latency: 835578 -> 823220 (-1.48%)
InvThroughput: 3307941 -> 3258515 (-1.49%)
Copies: 459 -> 447 (-2.61%)
VALU: 1297 -> 1291 (-0.46%)
SALU: 595 -> 589 (-1.01%)

Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37822>
This commit is contained in:
Georg Lehmann 2025-10-10 19:06:39 +02:00 • committed by Marge Bot
parent 92d670021a
commit e26a8be7af
1 changed files with 1 additions and 0 deletions
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1
src/amd/common/nir/ac_nir.c
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@ -91,6 +91,7 @@ void ac_nir_set_options(struct radeon_info *info, bool use_llvm,
options->has_mul24_relaxed = true;
options->has_f2e4m3fn_satfn = !use_llvm && info->gfx_level >= GFX12;
options->has_atomic_isub = true;
options->has_atomic_load_store = true;
options->lower_int64_options = nir_lower_imul64 | nir_lower_imul_high64 | nir_lower_imul_2x32_64 | nir_lower_divmod64 |
nir_lower_minmax64 | nir_lower_iabs64 | nir_lower_iadd_sat64 | nir_lower_conv64 |
nir_lower_bitfield_extract64;