R600: Use MUL_IEEE for trig/fdiv intrinsic

Reviewed-by: Tom Stellard <thomas.stellard at amd.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176485 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/R600/R600Instructions.td b/lib/Target/R600/R600Instructions.td
index a6d8b0386aeec939cb4eb94ef78d9ea6656549ad..447ed15e3ac68afb210d6a72396b3d3ceec22462 100644 (file)
--- a/lib/Target/R600/R600Instructions.td
+++ b/lib/Target/R600/R600Instructions.td
@@ -1090,12 +1090,12 @@ class COS_Common <bits<11> inst> : R600_1OP <
 multiclass DIV_Common <InstR600 recip_ieee> {
 def : Pat<
   (int_AMDGPU_div R600_Reg32:$src0, R600_Reg32:$src1),
-  (MUL R600_Reg32:$src0, (recip_ieee R600_Reg32:$src1))
+  (MUL_IEEE R600_Reg32:$src0, (recip_ieee R600_Reg32:$src1))
 >;
 
 def : Pat<
   (fdiv R600_Reg32:$src0, R600_Reg32:$src1),
-  (MUL R600_Reg32:$src0, (recip_ieee R600_Reg32:$src1))
+  (MUL_IEEE R600_Reg32:$src0, (recip_ieee R600_Reg32:$src1))
 >;
 }
 
@@ -1169,12 +1169,12 @@ let Predicates = [isR600] in {
 // cards.
 class COS_PAT <InstR600 trig> : Pat<
   (fcos R600_Reg32:$src),
-  (trig (MUL (MOV_IMM_I32 CONST.TWO_PI_INV), R600_Reg32:$src))
+  (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), R600_Reg32:$src))
 >;
 
 class SIN_PAT <InstR600 trig> : Pat<
   (fsin R600_Reg32:$src),
-  (trig (MUL (MOV_IMM_I32 CONST.TWO_PI_INV), R600_Reg32:$src))
+  (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), R600_Reg32:$src))
 >;
 
 //===----------------------------------------------------------------------===//

diff --git a/test/CodeGen/R600/fdiv.v4f32.ll b/test/CodeGen/R600/fdiv.v4f32.ll
index b013fd647cb7f2cb4248f9caea3e1fbcd14064ba..459fd119d207cadc935285ac0b2ed512cda906be 100644 (file)
--- a/test/CodeGen/R600/fdiv.v4f32.ll
+++ b/test/CodeGen/R600/fdiv.v4f32.ll
@@ -1,13 +1,13 @@
 ;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
 
 ;CHECK: RECIP_IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
-;CHECK: MUL NON-IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+;CHECK: MUL_IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
 ;CHECK: RECIP_IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
-;CHECK: MUL NON-IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+;CHECK: MUL_IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
 ;CHECK: RECIP_IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
-;CHECK: MUL NON-IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+;CHECK: MUL_IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
 ;CHECK: RECIP_IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
-;CHECK: MUL NON-IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+;CHECK: MUL_IEEE T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
 
 define void @test(<4 x float> addrspace(1)* %out, <4 x float> addrspace(1)* %in) {
   %b_ptr = getelementptr <4 x float> addrspace(1)* %in, i32 1