From: Iago Toral Quiroga <ito...@igalia.com>
Specifically, consider the size of the data type of the operand to compute
the number of registers written.
---
src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
index 9147e60..abc68c8 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
@@ -775,7 +775,7 @@ fs_visitor::opt_copy_propagate_local(void *copy_prop_ctx,
bblock_t *block,
int offset = 0;
for (int i = 0; i < inst->sources; i++) {
int effective_width = i < inst->header_size ? 8 : inst->exec_size;
- int regs_written = effective_width / 8;
+ int regs_written = effective_width / 8 *
type_sz(inst->src[i].type) / 4;
if (inst->src[i].file == VGRF) {
acp_entry *entry = ralloc(copy_prop_ctx, acp_entry);
entry->dst = inst->dst;
--
2.5.0
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