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authorSamuel Pitoiset <[email protected]>2018-06-15 17:50:35 +0200
committerSamuel Pitoiset <[email protected]>2018-06-16 10:18:51 +0200
commit5917761e3dddc968d5ccac9b282b7cb8d3da866f (patch)
tree7b27c18591238082b003d649e8c5bd7688fcfbf9 /src/amd
parent355868dbfc88313c0b0c59d3f038422ed6268255 (diff)
radv: fix emitting the TCS regs on GFX9
The primitive ID is NULL and this generates an invalid select instruction which crashes because one operand is NULL. This fixes crashes in The Long Journey Home, Quantum Break and Just Cause 3 with DXVK. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=106756 CC: <[email protected]> Signed-off-by: Samuel Pitoiset <[email protected]> Reviewed-by: Bas Nieuwenhuizen <[email protected]>
Diffstat (limited to 'src/amd')
-rw-r--r--src/amd/vulkan/radv_nir_to_llvm.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/amd/vulkan/radv_nir_to_llvm.c b/src/amd/vulkan/radv_nir_to_llvm.c
index 5168c9d554a..21f2e9d26ba 100644
--- a/src/amd/vulkan/radv_nir_to_llvm.c
+++ b/src/amd/vulkan/radv_nir_to_llvm.c
@@ -3107,7 +3107,6 @@ static void ac_nir_fixup_ls_hs_input_vgprs(struct radv_shader_context *ctx)
LLVMValueRef hs_empty = LLVMBuildICmp(ctx->ac.builder, LLVMIntEQ, count,
ctx->ac.i32_0, "");
ctx->abi.instance_id = LLVMBuildSelect(ctx->ac.builder, hs_empty, ctx->rel_auto_id, ctx->abi.instance_id, "");
- ctx->vs_prim_id = LLVMBuildSelect(ctx->ac.builder, hs_empty, ctx->abi.vertex_id, ctx->vs_prim_id, "");
ctx->rel_auto_id = LLVMBuildSelect(ctx->ac.builder, hs_empty, ctx->abi.tcs_rel_ids, ctx->rel_auto_id, "");
ctx->abi.vertex_id = LLVMBuildSelect(ctx->ac.builder, hs_empty, ctx->abi.tcs_patch_id, ctx->abi.vertex_id, "");
}