---
src/mesa/drivers/dri/i965/brw_vec4_cse.cpp | 19 +++++++++++++------
1 file changed, 13 insertions(+), 6 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_cse.cpp
b/src/mesa/drivers/dri/i965/brw_vec4_cse.cpp
index 0c1f0c3..eaf95c8 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_cse.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_cse.cpp
@@ -181,9 +181,13 @@ vec4_visitor::opt_cse_local(bblock_t *block)
entry->generator->regs_written),
NULL), inst->dst.type);
- for (unsigned i = 0; i < entry->generator->regs_written; ++i) {
- vec4_instruction *copy = MOV(offset(entry->generator->dst,
i),
- offset(entry->tmp, i));
+ unsigned bytes = entry->generator->regs_written * REG_SIZE;
+ unsigned num_copies =
+ DIV_ROUND_UP(bytes, 8 * type_sz(entry->tmp.type));
+ for (unsigned i = 0; i < num_copies; ++i) {
+ vec4_instruction *copy =
+ MOV(offset(entry->generator->dst, 8, i),
+ offset(entry->tmp, 8, i));
copy->force_writemask_all =
entry->generator->force_writemask_all;
entry->generator->insert_after(block, copy);
@@ -196,9 +200,12 @@ vec4_visitor::opt_cse_local(bblock_t *block)
if (!inst->dst.is_null()) {
assert(inst->dst.type == entry->tmp.type);
- for (unsigned i = 0; i < inst->regs_written; ++i) {
- vec4_instruction *copy = MOV(offset(inst->dst, i),
- offset(entry->tmp, i));
+ unsigned bytes = inst->regs_written * REG_SIZE;
+ unsigned num_copies =
+ DIV_ROUND_UP(bytes, 8 * type_sz(entry->tmp.type));
+ for (unsigned i = 0; i < num_copies; ++i) {
+ vec4_instruction *copy = MOV(offset(inst->dst, 8, i),
+ offset(entry->tmp, 8, i));
copy->force_writemask_all = inst->force_writemask_all;
inst->insert_before(block, copy);
}
--
2.7.4
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