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authorVincent Lejeune <vljn@ovi.com>2013-06-07 23:30:26 +0000
committerVincent Lejeune <vljn@ovi.com>2013-06-07 23:30:26 +0000
commitb01bdf87ff5e13eb22fcc20cd395bf282fbf1ecd (patch)
tree9c0c5c2ad59ac4cafa73e5d9552bffccde7b628f /test/CodeGen/R600/tex-clause-antidep.ll
parentec2aaad01bff4ba2dd5cee0cd0bfe723db2619d0 (diff)
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R600: Anti dep better handled in tex clause
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183592 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/R600/tex-clause-antidep.ll')
-rw-r--r--test/CodeGen/R600/tex-clause-antidep.ll24
1 files changed, 24 insertions, 0 deletions
diff --git a/test/CodeGen/R600/tex-clause-antidep.ll b/test/CodeGen/R600/tex-clause-antidep.ll
new file mode 100644
index 0000000..5979609
--- /dev/null
+++ b/test/CodeGen/R600/tex-clause-antidep.ll
@@ -0,0 +1,24 @@
+;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+;CHECK: TEX
+;CHECK-NEXT: ALU
+
+define void @test() {
+ %1 = call float @llvm.R600.load.input(i32 0)
+ %2 = call float @llvm.R600.load.input(i32 1)
+ %3 = call float @llvm.R600.load.input(i32 2)
+ %4 = call float @llvm.R600.load.input(i32 3)
+ %5 = insertelement <4 x float> undef, float %1, i32 0
+ %6 = insertelement <4 x float> %5, float %2, i32 1
+ %7 = insertelement <4 x float> %6, float %3, i32 2
+ %8 = insertelement <4 x float> %7, float %4, i32 3
+ %9 = call <4 x float> @llvm.R600.tex(<4 x float> %8, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0)
+ %10 = call <4 x float> @llvm.R600.tex(<4 x float> %8, i32 1, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0)
+ %11 = fadd <4 x float> %9, %10
+ call void @llvm.R600.store.swizzle(<4 x float> %11, i32 0, i32 0)
+ ret void
+}
+
+declare float @llvm.R600.load.input(i32) readnone
+declare <4 x float> @llvm.R600.tex(<4 x float>, i32, i32, i32, i32, i32, i32, i32, i32, i32) readnone
+declare void @llvm.R600.store.swizzle(<4 x float>, i32, i32)