From: Vincent Lejeune <vljn@ovi.com>
Date: Wed, 1 Aug 2012 20:52:53 +0000 (+0200)
Subject: radeon/llvm: Do not use PV/PS if PRED_SEL does not match
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=56227f875bdff6ef4fd53b09ba267c786ae9dac2;p=mesa.git

radeon/llvm: Do not use PV/PS if PRED_SEL does not match

Signed-off-by: Tom Stellard <thomas.stellard@amd.com>
---

diff --git a/src/gallium/drivers/r600/r600_asm.c b/src/gallium/drivers/r600/r600_asm.c
index 0cca829f2ca..0f2882403e9 100644
--- a/src/gallium/drivers/r600/r600_asm.c
+++ b/src/gallium/drivers/r600/r600_asm.c
@@ -927,7 +927,8 @@ static int replace_gpr_with_pv_ps(struct r600_bytecode *bc,
 
 			if (bc->chip_class < CAYMAN) {
 				if (alu->src[src].sel == gpr[4] &&
-				    alu->src[src].chan == chan[4]) {
+				    alu->src[src].chan == chan[4] &&
+				    alu_prev->pred_sel == alu->pred_sel) {
 					alu->src[src].sel = V_SQ_ALU_SRC_PS;
 					alu->src[src].chan = 0;
 					continue;
@@ -936,7 +937,8 @@ static int replace_gpr_with_pv_ps(struct r600_bytecode *bc,
 
 			for (j = 0; j < 4; ++j) {
 				if (alu->src[src].sel == gpr[j] &&
-					alu->src[src].chan == j) {
+					alu->src[src].chan == j &&
+				      alu_prev->pred_sel == alu->pred_sel) {
 					alu->src[src].sel = V_SQ_ALU_SRC_PV;
 					alu->src[src].chan = chan[j];
 					break;