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authorChristian Konig <christian.koenig@amd.com>2013-03-27 09:12:51 +0000
committerChristian Konig <christian.koenig@amd.com>2013-03-27 09:12:51 +0000
commit45b14e341a8a85e877d001bbd43f5e2b25b61cb8 (patch)
tree830610e6690e905e0438e46105e7f299f18197ba /test/CodeGen
parenta62b1a149ad1c6785700ef4deb53f835d5646e59 (diff)
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R600/SI: add mulhu/mulhs patterns
Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Michel Dänzer <michel.daenzer@amd.com> Tested-by: Michel Dänzer <michel.daenzer@amd.com> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178126 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
-rw-r--r--test/CodeGen/R600/mulhu.ll16
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/R600/mulhu.ll b/test/CodeGen/R600/mulhu.ll
new file mode 100644
index 0000000..979074d
--- /dev/null
+++ b/test/CodeGen/R600/mulhu.ll
@@ -0,0 +1,16 @@
+;RUN: llc < %s -march=r600 -mcpu=SI | FileCheck %s
+
+;CHECK: V_MOV_B32_e32 VGPR1, -1431655765
+;CHECK-NEXT: V_MUL_HI_U32 VGPR0, VGPR0, VGPR1, 0, 0, 0, 0, 0
+;CHECK-NEXT: V_LSHR_B32_e64 VGPR0, VGPR0, 1, 0, 0, 0, 0
+
+define void @test(i32 %p) {
+ %i = udiv i32 %p, 3
+ %r = bitcast i32 %i to float
+ call void @llvm.SI.export(i32 15, i32 0, i32 1, i32 12, i32 0, float %r, float %r, float %r, float %r)
+ ret void
+}
+
+declare <4 x float> @llvm.SI.sample.(i32, <4 x i32>, <8 x i32>, <4 x i32>, i32) readnone
+
+declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float)