From: Marek Olšák <marek.olsak@amd.com>
Date: Thu, 7 Nov 2019 01:19:17 +0000 (-0500)
Subject: radeonsi/nir: fix location_frac handling for TCS outputs
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1b45da15a95afa30caf43af3f8cb5b5231d6ba31;p=mesa.git

radeonsi/nir: fix location_frac handling for TCS outputs

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

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);