Broadwell can handle MATH on immediates, and can also handle source
modifiers.
Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
Cc: "10.2" <mesa-sta...@lists.freedesktop.org>
---
src/mesa/drivers/dri/i965/brw_fs.cpp | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp
b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 5605db3..8548488 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -1334,6 +1334,10 @@ fs_visitor::emit_sampleid_setup(ir_variable *ir)
fs_reg
fs_visitor::fix_math_operand(fs_reg src)
{
+ /* Gen8+ just works. */
+ if (brw->gen >= 8)
+ return src;
+
/* Can't do hstride == 0 args on gen6 math, so expand it out. We
* might be able to do better by doing execsize = 1 math and then
* expanding that result out, but we would need to be careful with
--
1.9.1
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