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authorTony Linthicum <tlinth@codeaurora.org>2011-12-12 21:14:40 +0000
committerTony Linthicum <tlinth@codeaurora.org>2011-12-12 21:14:40 +0000
commit1213a7a57fdcb6c875b3f79103fc96d3e9d30b40 (patch)
tree531d34e916e847cebbd717082d4f696a51610812 /llvm/test/CodeGen/Hexagon/combine.ll
parent45c41641664d8ff44c03f6205312d347081882b0 (diff)
downloadbcm5719-llvm-1213a7a57fdcb6c875b3f79103fc96d3e9d30b40.tar.gz
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Hexagon backend support
llvm-svn: 146412
Diffstat (limited to 'llvm/test/CodeGen/Hexagon/combine.ll')
-rw-r--r--llvm/test/CodeGen/Hexagon/combine.ll17
1 files changed, 17 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Hexagon/combine.ll b/llvm/test/CodeGen/Hexagon/combine.ll
new file mode 100644
index 00000000000..721998596c8
--- /dev/null
+++ b/llvm/test/CodeGen/Hexagon/combine.ll
@@ -0,0 +1,17 @@
+; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
+; CHECK: combine(r{{[0-9]+}}, r{{[0-9]+}})
+
+@j = external global i32
+@k = external global i64
+
+define void @foo() nounwind {
+entry:
+ %0 = load i32* @j, align 4
+ %1 = load i64* @k, align 8
+ %conv = trunc i64 %1 to i32
+ %2 = call i64 @llvm.hexagon.A2.combinew(i32 %0, i32 %conv)
+ store i64 %2, i64* @k, align 8
+ ret void
+}
+
+declare i64 @llvm.hexagon.A2.combinew(i32, i32) nounwind readnone
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