The same we did for the fragment shader with commit 7452f18b.
---
src/mesa/drivers/dri/i965/brw_vec4_generator.cpp | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp
b/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp
index 1472f75..1fe08b8 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp
@@ -1141,6 +1141,7 @@ vec4_generator::generate_code(const cfg_t *cfg)
foreach_block_and_inst (block, vec4_instruction, inst, cfg) {
struct brw_reg src[3], dst;
+ bool multiple_instructions_emitted = false;
if (unlikely(debug_flag))
annotate(p->devinfo, &annotation, cfg, inst, p->next_insn_offset);
@@ -1609,6 +1610,9 @@ vec4_generator::generate_code(const cfg_t *cfg)
unreachable("Unsupported opcode");
}
+ if (multiple_instructions_emitted)
+ continue;
+
if (inst->opcode == VEC4_OPCODE_PACK_BYTES) {
/* Handled dependency hints in the generator. */
--
1.9.1
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