diff options
Diffstat (limited to 'llvm/test/Transforms/SimplifyLibCalls/iprintf.ll')
| -rw-r--r-- | llvm/test/Transforms/SimplifyLibCalls/iprintf.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/llvm/test/Transforms/SimplifyLibCalls/iprintf.ll b/llvm/test/Transforms/SimplifyLibCalls/iprintf.ll index 11385cb75d4..b99de6efb87 100644 --- a/llvm/test/Transforms/SimplifyLibCalls/iprintf.ll +++ b/llvm/test/Transforms/SimplifyLibCalls/iprintf.ll @@ -26,4 +26,25 @@ entry: ret void } +; Verify sprintf with no floating point arguments is transformed to siprintf +define i32 @f2(i8* %p, i32 %x) nounwind { +entry: +; CHECK: define i32 @f2 +; CHECK: @siprintf +; CHECK: } + %0 = tail call i32 (i8*, i8*, ...)* @sprintf(i8 *%p, i8* getelementptr ([4 x i8]* @.str1, i32 0, i32 0), i32 %x) + ret i32 %0 +} + +; Verify we don't turn this into an siprintf call +define i32 @f3(i8* %p, double %x) nounwind { +entry: +; CHECK: define i32 @f3 +; CHECK: @sprintf +; CHECK: } + %0 = tail call i32 (i8*, i8*, ...)* @sprintf(i8 *%p, i8* getelementptr ([4 x i8]* @.str, i32 0, i32 0), double %x) + ret i32 %0 +} + declare i32 @printf(i8* nocapture, ...) nounwind +declare i32 @sprintf(i8* nocapture, i8* nocapture, ...) nounwind |
