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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-11-17 01:27:36 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2011-11-17 01:27:36 +0000 |
| commit | 9d434dbff3eb0501efc3457acec2401afdffef2f (patch) | |
| tree | f07d875db36c105c6b61d98649ab84727af3160b /test | |
| parent | d5889d8c7fcd97994cf38bb7469a703fe3db3672 (diff) | |
Add support for custom names for library functions in TargetLibraryInfo. Add a custom name for fwrite and fputs on x86-32 OSX. Make SimplifyLibCalls honor the custom
names for fwrite and fputs.
Fixes <rdar://problem/9815881>.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144876 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/SimplifyLibCalls/osx-names.ll | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyLibCalls/osx-names.ll b/test/Transforms/SimplifyLibCalls/osx-names.ll new file mode 100644 index 0000000000..e321d1dd31 --- /dev/null +++ b/test/Transforms/SimplifyLibCalls/osx-names.ll @@ -0,0 +1,30 @@ +; RUN: opt < %s -simplify-libcalls -S | FileCheck %s +; <rdar://problem/9815881> +; On OSX x86-32, fwrite and fputs aren't called fwrite and fputs. +; Make sure we use the correct names. + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128" +target triple = "i386-apple-macosx10.7.2" + +%struct.__sFILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, %struct.__sFILEX*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 } +%struct.__sbuf = type { i8*, i32 } +%struct.__sFILEX = type opaque + +@.str = private unnamed_addr constant [13 x i8] c"Hello world\0A\00", align 1 +@.str2 = private unnamed_addr constant [3 x i8] c"%s\00", align 1 + +define void @test1(%struct.__sFILE* %stream) nounwind { +; CHECK: define void @test1 +; CHECK: call i32 @"fwrite$UNIX2003" + %call = tail call i32 (%struct.__sFILE*, i8*, ...)* @fprintf(%struct.__sFILE* %stream, i8* getelementptr inbounds ([13 x i8]* @.str, i32 0, i32 0)) nounwind + ret void +} + +define void @test2(%struct.__sFILE* %stream, i8* %str) nounwind ssp { +; CHECK: define void @test2 +; CHECK: call i32 @"fputs$UNIX2003" + %call = tail call i32 (%struct.__sFILE*, i8*, ...)* @fprintf(%struct.__sFILE* %stream, i8* getelementptr inbounds ([3 x i8]* @.str2, i32 0, i32 0), i8* %str) nounwind + ret void +} + +declare i32 @fprintf(%struct.__sFILE*, i8*, ...) nounwind |