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-rw-r--r--src/gallium/drivers/freedreno/ir3/ir3_cp.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/freedreno/ir3/ir3_cp.c b/src/gallium/drivers/freedreno/ir3/ir3_cp.c
index 00fa3538cc0..f032f0bd53f 100644
--- a/src/gallium/drivers/freedreno/ir3/ir3_cp.c
+++ b/src/gallium/drivers/freedreno/ir3/ir3_cp.c
@@ -230,6 +230,12 @@ reg_cp(struct ir3_instruction *instr, struct ir3_register *reg, unsigned n)
{
struct ir3_instruction *src = ssa(reg);
+ /* don't propagate copies into a PHI, since we don't know if the
+ * src block executed:
+ */
+ if (instr->opc == OPC_META_PHI)
+ return;
+
if (is_eligible_mov(src, true)) {
/* simple case, no immed/const/relativ, only mov's w/ ssa src: */
struct ir3_register *src_reg = src->regs[1];