Mesa (master): radeonsi/nir: fix location_frac handling for TCS outputs

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Module: Mesa
Branch: master
Commit: 1b45da15a95afa30caf43af3f8cb5b5231d6ba31
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1b45da15a95afa30caf43af3f8cb5b5231d6ba31

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Wed Nov  6 20:19:17 2019 -0500

radeonsi/nir: fix location_frac handling for TCS outputs

Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer at amd.com>

---

 src/gallium/drivers/radeonsi/si_shader.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 2be14857334..2cd0e453501 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -1402,7 +1402,7 @@ static void si_nir_store_output_tcs(struct ac_shader_abi *abi,
 	addr = get_tcs_tes_buffer_address_from_generic_indices(ctx, vertex_index,
 							       param_index, name, index);
 
-	for (unsigned chan = 0; chan < 8; chan++) {
+	for (unsigned chan = component; chan < 8; chan++) {
 		if (!(writemask & (1 << chan)))
 			continue;
 		LLVMValueRef value = ac_llvm_extract_elem(&ctx->ac, src, chan - component);