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radv: add RADV_NUM_PHYSICAL_VGPRS constant

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Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset
2018-04-06 14:10:34 +02:00
parent 2f7bb93146
commit 466aba9fa2
2 changed files with 6 additions and 2 deletions
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6
src/amd/vulkan/radv_shader.c
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@@ -633,7 +633,9 @@ generate_shader_stats(struct radv_device *device,
radv_get_num_physical_sgprs(device->physical_device) / conf->num_sgprs);
if (conf->num_vgprs)
max_simd_waves = MIN2(max_simd_waves, 256 / conf->num_vgprs);
max_simd_waves =
MIN2(max_simd_waves,
RADV_NUM_PHYSICAL_VGPRS / conf->num_vgprs);
/* LDS is 64KB per CU (4 SIMDs), divided into 16KB blocks per SIMD
* that PS can use.
@@ -712,7 +714,7 @@ radv_GetShaderInfoAMD(VkDevice _device,
VkShaderStatisticsInfoAMD statistics = {};
statistics.shaderStageMask = shaderStage;
statistics.numPhysicalVgprs = 256;
statistics.numPhysicalVgprs = RADV_NUM_PHYSICAL_VGPRS;
statistics.numPhysicalSgprs = radv_get_num_physical_sgprs(device->physical_device);
statistics.numAvailableSgprs = statistics.numPhysicalSgprs;

2
src/amd/vulkan/radv_shader.h
View File

@@ -46,6 +46,8 @@
// Match MAX_SETS from radv_descriptor_set.h
#define RADV_UD_MAX_SETS MAX_SETS
#define RADV_NUM_PHYSICAL_VGPRS 256
struct radv_shader_module {
struct nir_shader *nir;
unsigned char sha1[20];