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
This commit is contained in:
Bill Wendling 2013-05-06 05:45:57 +00:00
parent cf896576c8
commit 10c6d2c84c

View File

@ -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" }