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| author | Bill Wendling <isanbard@gmail.com> | 2013-05-06 05:45:57 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2013-05-06 05:45:57 +0000 |
| commit | 10c6d2c84c266ffb24ec1037e51fe79e579ecb60 (patch) | |
| tree | 09c3b74c8f987d1f93b0aafd29cec5a66c638c53 /test/CodeGen | |
| parent | cf896576c86c29d21eed1c61ac9a20dbb26f0e0b (diff) | |
| download | external_llvm-10c6d2c84c266ffb24ec1037e51fe79e579ecb60.zip external_llvm-10c6d2c84c266ffb24ec1037e51fe79e579ecb60.tar.gz external_llvm-10c6d2c84c266ffb24ec1037e51fe79e579ecb60.tar.bz2 | |
Add a testcase that checks that we generate functions with frame
pointers or not depending upon the function attributes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181180 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen')
| -rw-r--r-- | test/CodeGen/X86/fp-elim-and-no-fp-elim.ll | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/CodeGen/X86/fp-elim-and-no-fp-elim.ll b/test/CodeGen/X86/fp-elim-and-no-fp-elim.ll new file mode 100644 index 0000000..be55036 --- /dev/null +++ b/test/CodeGen/X86/fp-elim-and-no-fp-elim.ll @@ -0,0 +1,32 @@ +; RUN: llc < %s -mtriple x86_64-apple-darwin | FileCheck %s + +define void @bar(i32 %argc) #0 { +; CHECK: bar: +; CHECK: pushq %rbp +entry: + %conv = sitofp i32 %argc to double + %mul = fmul double %conv, 3.792700e+01 + %conv1 = fptrunc double %mul to float + %div = fdiv double 9.273700e+02, %conv + %conv3 = fptrunc double %div to float + tail call void @foo(float %conv1, float %conv3) + ret void +} + +define void @qux(i32 %argc) #1 { +; CHECK: qux: +; CHECK-NOT: pushq %rbp +entry: + %conv = sitofp i32 %argc to double + %mul = fmul double %conv, 3.792700e+01 + %conv1 = fptrunc double %mul to float + %div = fdiv double 9.273700e+02, %conv + %conv3 = fptrunc double %div to float + tail call void @foo(float %conv1, float %conv3) + ret void +} + +declare void @foo(float, float) + +attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"="true" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" } +attributes #1 = { nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf"="true" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" } |