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authordim <dim@FreeBSD.org>2011-06-12 15:42:51 +0000
committerdim <dim@FreeBSD.org>2011-06-12 15:42:51 +0000
commitece02cd5829cea836e9365b0845a8ef042d17b0a (patch)
treeb3032e51d630e8070e9e08d6641648f195316a80 /test/CodeGen/X86/shift-pair.ll
parent2b066988909948dc3d53d01760bc2d71d32f3feb (diff)
downloadFreeBSD-src-ece02cd5829cea836e9365b0845a8ef042d17b0a.zip
FreeBSD-src-ece02cd5829cea836e9365b0845a8ef042d17b0a.tar.gz
Vendor import of llvm trunk r132879:
http://llvm.org/svn/llvm-project/llvm/trunk@132879
Diffstat (limited to 'test/CodeGen/X86/shift-pair.ll')
-rw-r--r--test/CodeGen/X86/shift-pair.ll11
1 files changed, 11 insertions, 0 deletions
diff --git a/test/CodeGen/X86/shift-pair.ll b/test/CodeGen/X86/shift-pair.ll
new file mode 100644
index 0000000..24ba1fc
--- /dev/null
+++ b/test/CodeGen/X86/shift-pair.ll
@@ -0,0 +1,11 @@
+; RUN: llc < %s -march=x86-64 | FileCheck %s
+
+define i64 @test(i64 %A) {
+; CHECK: @test
+; CHECK: shrq $54
+; CHECK: andq $1020
+; CHECK: ret
+ %B = lshr i64 %A, 56
+ %C = shl i64 %B, 2
+ ret i64 %C
+}
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