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aco: fix vgpr alloc granule with wave32

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We still need to increase the number of physical vgprs

Totals from affected shaders:
SGPRS: 671976 -> 675288 (0.49 %)
VGPRS: 550112 -> 562596 (2.27 %)
Spilled SGPRs: 0 -> 0 (0.00 %)
Spilled VGPRs: 0 -> 0 (0.00 %)
Code Size: 27621660 -> 27606532 (-0.05 %) bytes
Max Waves: 81083 -> 87833 (8.32 %)
Instructions: 5391560 -> 5389031 (-0.05 %)

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
This commit is contained in:
Rhys Perry
2019-12-03 14:21:16 +00:00
committed by Timur Kristóf
parent 01ccd7839c
commit afe1a8ff5b
4 changed files with 24 additions and 6 deletions
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src/amd/compiler/aco_instruction_selection_setup.cpp
+2
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@@ -800,11 +800,13 @@ setup_isel_context(Program* program,
program->lds_alloc_granule = args->options->chip_class >= GFX7 ? 512 : 256;
program->lds_limit = args->options->chip_class >= GFX7 ? 65536 : 32768;
program->vgpr_limit = 256;
program->vgpr_alloc_granule = 3;
if (args->options->chip_class >= GFX10) {
program->physical_sgprs = 2560; /* doesn't matter as long as it's at least 128 * 20 */
program->sgpr_alloc_granule = 127;
program->sgpr_limit = 106;
program->vgpr_alloc_granule = program->wave_size == 32 ? 7 : 3;
} else if (program->chip_class >= GFX8) {
program->physical_sgprs = 800;
program->sgpr_alloc_granule = 15;