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authorMatt Turner <[email protected]>2014-11-12 11:07:01 -0800
committerMatt Turner <[email protected]>2014-11-21 10:26:44 -0800
commit0777775274489ee0e9d36c7c3345674e72414045 (patch)
tree69dc93fe5907100bd4457326d95625fda8a36440 /src/mesa
parent1fdc75fde418a231a91ef0e68ea92d54bf594ea1 (diff)
i965/fs: Remove is_valid_3src() checks from emit_lrp.
The visitor emits MOVs to temporary registers for immediates, so these never trigger. For further proof, check case ir_triop_fma. Reviewed-by: Anuj Phogat <[email protected]>
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_visitor.cpp5
1 files changed, 1 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
index 21334a25599..578e938c6cd 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
@@ -226,10 +226,7 @@ void
fs_visitor::emit_lrp(const fs_reg &dst, const fs_reg &x, const fs_reg &y,
const fs_reg &a)
{
- if (brw->gen < 6 ||
- !x.is_valid_3src() ||
- !y.is_valid_3src() ||
- !a.is_valid_3src()) {
+ if (brw->gen < 6) {
/* We can't use the LRP instruction. Emit x*(1-a) + y*a. */
fs_reg y_times_a = fs_reg(this, glsl_type::float_type);
fs_reg one_minus_a = fs_reg(this, glsl_type::float_type);