Mesa (master): ac/nir: Take the max workgroup size of all provided shaders.
Bas Nieuwenhuizen
bnieuwenhuizen at kemper.freedesktop.org
Sat Oct 21 10:48:21 UTC 2017
Module: Mesa
Branch: master
Commit: 9e82f2b3ea126d297286e71eab5311afcca16f25
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=9e82f2b3ea126d297286e71eab5311afcca16f25
Author: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
Date: Sat Oct 21 03:04:35 2017 +0200
ac/nir: Take the max workgroup size of all provided shaders.
Fixes: ffaf4d608a1 'radv: Enable tessellation shaders for GFX9.'
Reviewed-by: Dave Airlie <airlied at redhat.com>
---
src/amd/common/ac_nir_to_llvm.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 61ffe91eaf..02420f4696 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -6584,7 +6584,12 @@ LLVMModuleRef ac_translate_nir_to_llvm(LLVMTargetMachineRef tm,
for (i = 0; i < AC_UD_MAX_UD; i++)
shader_info->user_sgprs_locs.shader_data[i].sgpr_idx = -1;
- ctx.max_workgroup_size = ac_nir_get_max_workgroup_size(ctx.options->chip_class, shaders[0]);
+ ctx.max_workgroup_size = 0;
+ for (int i = 0; i < shader_count; ++i) {
+ ctx.max_workgroup_size = MAX2(ctx.max_workgroup_size,
+ ac_nir_get_max_workgroup_size(ctx.options->chip_class,
+ shaders[i]));
+ }
create_function(&ctx, shaders[shader_count - 1]->info.stage, shader_count >= 2,
shader_count >= 2 ? shaders[shader_count - 2]->info.stage : MESA_SHADER_VERTEX);
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