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ac: add an environment variable that parses IBs in files 

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15209>
This commit is contained in:
Marek Olšák 2022-03-01 10:36:37 -05:00 committed by Marge Bot
parent 3394f0ae14
commit 66e20d2bf7
1 changed files with 18 additions and 0 deletions
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18
src/amd/common/ac_gpu_info.c
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@ -25,6 +25,7 @@
#include "ac_gpu_info.h"
#include "ac_shader_util.h"
#include "ac_debug.h"
#include "addrlib/src/amdgpu_asic_addr.h"
#include "sid.h"
@ -1258,6 +1259,23 @@ bool ac_query_gpu_info(int fd, void *dev_p, struct radeon_info *info,
info->num_simd_per_compute_unit = info->chip_class >= GFX10 ? 2 : 4;
set_custom_cu_en_mask(info);
const char *ib_filename = debug_get_option("AMD_PARSE_IB", NULL);
if (ib_filename) {
FILE *f = fopen(ib_filename, "r");
if (f) {
fseek(f, 0, SEEK_END);
int size = ftell(f);
uint32_t *ib = (uint32_t *)malloc(size);
fseek(f, 0, SEEK_SET);
fread(ib, 1, size, f);
fclose(f);
ac_parse_ib(stdout, ib, size / 4, NULL, 0, "IB", info->chip_class, NULL, NULL);
free(ib);
exit(0);
}
}
return true;
}