diff options
| author | Chris Lattner <sabre@nondot.org> | 2011-04-19 04:22:17 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2011-04-19 04:22:17 +0000 |
| commit | 90cb88a9b43764ae945e137bcb83fe14ac97d6fd (patch) | |
| tree | ced49716ab72ef45485f2535b9d6bc8fb8075e83 /test/CodeGen/X86/fast-isel-x86-64.ll | |
| parent | 75b41f1540f35ef0fd5e4a52c1840f1a19debb03 (diff) | |
| download | llvm-90cb88a9b43764ae945e137bcb83fe14ac97d6fd.tar.gz llvm-90cb88a9b43764ae945e137bcb83fe14ac97d6fd.tar.bz2 llvm-90cb88a9b43764ae945e137bcb83fe14ac97d6fd.tar.xz | |
fix rdar://9297006 - fast isel bails out on trunc to i1 -> bools cry,
a common cause of fast isel rejects on c++ code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129748 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/fast-isel-x86-64.ll')
| -rw-r--r-- | test/CodeGen/X86/fast-isel-x86-64.ll | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/CodeGen/X86/fast-isel-x86-64.ll b/test/CodeGen/X86/fast-isel-x86-64.ll index bf886e079f..fe8530ca29 100644 --- a/test/CodeGen/X86/fast-isel-x86-64.ll +++ b/test/CodeGen/X86/fast-isel-x86-64.ll @@ -127,3 +127,20 @@ define i32 @test11(i32 %X) nounwind { ; CHECK: sarl $3, } + +; rdar://9297006 - Trunc to bool. +define void @test12(i8 %tmp) nounwind ssp noredzone { +entry: + %tobool = trunc i8 %tmp to i1 + br i1 %tobool, label %if.then, label %if.end + +if.then: ; preds = %entry + call void @test12(i8 0) noredzone + br label %if.end + +if.end: ; preds = %if.then, %entry + ret void +; CHECK: test12: +; CHECK: testb $1, +} + |