llvm-6502/test/CodeGen/XCore/zextfree.ll at 2a6cbba2db261d2ee29a1373e195f95fd232e61b - llvm-6502 - Applefritter: Git

6502/llvm-6502

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Robert Lytton 7b5376659c XCore target: add XCoreTargetLowering::isZExtFree()

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192431 91177308-0d34-0410-b5e6-96231b3b80d8

2013-10-11 10:26:29 +00:00

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 ; 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
 }