Rhys Perry
5bc27e80c9
ac/nir: fix 32-bit offset global access optimization
Since 38cff03e58 ("radv: use nir_lower_conv64"), u2u64(a) is replaced
with pack_64_2x32_split(a, 0).
fossil-db (navi31):
Totals from 1203 (1.52% of 79330) affected shaders:
MaxWaves: 33685 -> 33813 (+0.38%)
Instrs: 1407031 -> 1374689 (-2.30%); split: -2.32%, +0.02%
CodeSize: 7088652 -> 6917320 (-2.42%); split: -2.43%, +0.01%
VGPRs: 69276 -> 68988 (-0.42%); split: -0.43%, +0.02%
SpillSGPRs: 982 -> 977 (-0.51%); split: -0.92%, +0.41%
Latency: 12536511 -> 12451605 (-0.68%); split: -0.94%, +0.27%
InvThroughput: 2456803 -> 2431241 (-1.04%); split: -1.09%, +0.05%
VClause: 27624 -> 27832 (+0.75%); split: -1.88%, +2.64%
SClause: 31757 -> 32702 (+2.98%); split: -0.53%, +3.51%
Copies: 90923 -> 91238 (+0.35%); split: -1.47%, +1.81%
Branches: 25127 -> 25128 (+0.00%); split: -0.00%, +0.01%
PreSGPRs: 46025 -> 46068 (+0.09%); split: -0.53%, +0.62%
PreVGPRs: 53944 -> 53488 (-0.85%)
Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26402>
2023-11-30 21:50:21 +00:00
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