From: Tom Stellard <thomas.stellard@amd.com>
Date: Tue, 5 Feb 2013 17:09:10 +0000 (+0000)
Subject: R600/SI: Add patterns for fcos and fsin.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=50a44a62b8dc8092b0c5cf5e4f2b62cd60085527;p=oota-llvm.git

R600/SI: Add patterns for fcos and fsin.

Fixes 37 piglit tests and allows e.g. FlightGear to run with radeonsi.

Patch by: Michel Dänzer

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174391 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/R600/SIInstructions.td b/lib/Target/R600/SIInstructions.td
index 4164c558378..85bb73a531d 100644
--- a/lib/Target/R600/SIInstructions.td
+++ b/lib/Target/R600/SIInstructions.td
@@ -1325,6 +1325,16 @@ def : Pat<
   (V_MUL_F32_e32 AllReg_32:$src0, (V_RCP_F32_e32 AllReg_32:$src1))
 >;
 
+def : Pat <
+  (fcos AllReg_32:$src0),
+  (V_COS_F32_e32 (V_MUL_F32_e32 AllReg_32:$src0, (V_MOV_IMM_I32 CONST.TWO_PI_INV)))
+>;
+
+def : Pat <
+  (fsin AllReg_32:$src0),
+  (V_SIN_F32_e32 (V_MUL_F32_e32 AllReg_32:$src0, (V_MOV_IMM_I32 CONST.TWO_PI_INV)))
+>;
+
 def : Pat <
   (int_AMDGPU_cube VReg_128:$src),
   (INSERT_SUBREG (INSERT_SUBREG (INSERT_SUBREG (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)),