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radv: fix radv_fixup_vertex_input_fetches()

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We should check that num_channels is 4, otherwise that breaks
the world. Sorry for the short breakage.

Fixes: 4b3549c084 ("radv: reduce the number of loaded channels for vertex input fetches")
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
This commit is contained in:
Samuel Pitoiset
2019-02-14 09:43:36 +01:00
parent 4b3549c084
commit 227df98fa6
1 changed files with 1 additions and 1 deletions
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src/amd/vulkan/radv_nir_to_llvm.c
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@@ -2072,7 +2072,7 @@ radv_fixup_vertex_input_fetches(struct radv_shader_context *ctx,
if (LLVMGetTypeKind(LLVMTypeOf(value)) == LLVMVectorTypeKind) { if (LLVMGetTypeKind(LLVMTypeOf(value)) == LLVMVectorTypeKind) {
unsigned vec_size = LLVMGetVectorSize(LLVMTypeOf(value)); unsigned vec_size = LLVMGetVectorSize(LLVMTypeOf(value));
if (num_channels == vec_size) if (num_channels == 4 && num_channels == vec_size)
return value; return value;
num_channels = MIN2(num_channels, vec_size); num_channels = MIN2(num_channels, vec_size);