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authorRobert Lytton <robert@xmos.com>2013-10-11 10:26:29 +0000
committerRobert Lytton <robert@xmos.com>2013-10-11 10:26:29 +0000
commit7b5376659c1c822960a5cb56d5e1417cfd74673f (patch)
treeb818d22174632fc11ac7afba213c0bc622a6e0cd /test/CodeGen/XCore
parentc879eabcc25c4099a50939ed0bca86471201b183 (diff)
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XCore target: add XCoreTargetLowering::isZExtFree()
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192431 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/XCore')
-rw-r--r--test/CodeGen/XCore/zextfree.ll15
1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/XCore/zextfree.ll b/test/CodeGen/XCore/zextfree.ll
new file mode 100644
index 0000000000..48dce88653
--- /dev/null
+++ b/test/CodeGen/XCore/zextfree.ll
@@ -0,0 +1,15 @@
+; RUN: llc -march=xcore < %s | FileCheck %s
+
+; CHECK-LABEL: test:
+; CHECK-NOT: zext
+define void @test(i8* %s1) {
+entry:
+ %u8 = load i8* %s1, align 1
+ %bool = icmp eq i8 %u8, 0
+ br label %BB1
+BB1:
+ br i1 %bool, label %BB1, label %BB2
+BB2:
+ br i1 %bool, label %BB1, label %BB2
+}
+