llvm/test/Transforms/Inline/inline_ssp.ll
Bill Wendling 7ab6c76ad1 Modify the LLVM assembly output so that it uses references to represent function attributes.
This makes the LLVM assembly look better. E.g.:

     define void @foo() #0 { ret void }
     attributes #0 = { nounwind noinline ssp }


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175605 91177308-0d34-0410-b5e6-96231b3b80d8
2013-02-20 07:21:42 +00:00

161 lines
3.8 KiB
LLVM

; RUN: opt -inline %s -S | FileCheck %s
; Ensure SSP attributes are propagated correctly when inlining.
@.str = private unnamed_addr constant [11 x i8] c"fun_nossp\0A\00", align 1
@.str1 = private unnamed_addr constant [9 x i8] c"fun_ssp\0A\00", align 1
@.str2 = private unnamed_addr constant [15 x i8] c"fun_sspstrong\0A\00", align 1
@.str3 = private unnamed_addr constant [12 x i8] c"fun_sspreq\0A\00", align 1
; These first four functions (@fun_sspreq, @fun_sspstrong, @fun_ssp, @fun_nossp)
; are used by the remaining functions to ensure that the SSP attributes are
; propagated correctly. The caller should have its SSP attribute set as:
; strictest(caller-ssp-attr, callee-ssp-attr), where strictness is ordered as:
; sspreq > sspstrong > ssp > [no ssp]
define internal void @fun_sspreq() nounwind sspreq uwtable {
entry:
%call = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([12 x i8]* @.str3, i32 0, i32 0))
ret void
}
define internal void @fun_sspstrong() nounwind sspstrong uwtable {
entry:
%call = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([15 x i8]* @.str2, i32 0, i32 0))
ret void
}
define internal void @fun_ssp() nounwind ssp uwtable {
entry:
%call = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([9 x i8]* @.str1, i32 0, i32 0))
ret void
}
define internal void @fun_nossp() nounwind uwtable {
entry:
%call = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([11 x i8]* @.str, i32 0, i32 0))
ret void
}
; Tests start below
define void @inline_req_req() nounwind sspreq uwtable {
entry:
; CHECK: @inline_req_req() #0
call void @fun_sspreq()
ret void
}
define void @inline_req_strong() nounwind sspstrong uwtable {
entry:
; CHECK: @inline_req_strong() #0
call void @fun_sspreq()
ret void
}
define void @inline_req_ssp() nounwind ssp uwtable {
entry:
; CHECK: @inline_req_ssp() #0
call void @fun_sspreq()
ret void
}
define void @inline_req_nossp() nounwind uwtable {
entry:
; CHECK: @inline_req_nossp() #0
call void @fun_sspreq()
ret void
}
define void @inline_strong_req() nounwind sspreq uwtable {
entry:
; CHECK: @inline_strong_req() #0
call void @fun_sspstrong()
ret void
}
define void @inline_strong_strong() nounwind sspstrong uwtable {
entry:
; CHECK: @inline_strong_strong() #1
call void @fun_sspstrong()
ret void
}
define void @inline_strong_ssp() nounwind ssp uwtable {
entry:
; CHECK: @inline_strong_ssp() #1
call void @fun_sspstrong()
ret void
}
define void @inline_strong_nossp() nounwind uwtable {
entry:
; CHECK: @inline_strong_nossp() #1
call void @fun_sspstrong()
ret void
}
define void @inline_ssp_req() nounwind sspreq uwtable {
entry:
; CHECK: @inline_ssp_req() #0
call void @fun_ssp()
ret void
}
define void @inline_ssp_strong() nounwind sspstrong uwtable {
entry:
; CHECK: @inline_ssp_strong() #1
call void @fun_ssp()
ret void
}
define void @inline_ssp_ssp() nounwind ssp uwtable {
entry:
; CHECK: @inline_ssp_ssp() #2
call void @fun_ssp()
ret void
}
define void @inline_ssp_nossp() nounwind uwtable {
entry:
; CHECK: @inline_ssp_nossp() #2
call void @fun_ssp()
ret void
}
define void @inline_nossp_req() nounwind uwtable sspreq {
entry:
; CHECK: @inline_nossp_req() #0
call void @fun_nossp()
ret void
}
define void @inline_nossp_strong() nounwind sspstrong uwtable {
entry:
; CHECK: @inline_nossp_strong() #1
call void @fun_nossp()
ret void
}
define void @inline_nossp_ssp() nounwind ssp uwtable {
entry:
; CHECK: @inline_nossp_ssp() #2
call void @fun_nossp()
ret void
}
define void @inline_nossp_nossp() nounwind uwtable {
entry:
; CHECK: @inline_nossp_nossp() #3
call void @fun_nossp()
ret void
}
declare i32 @printf(i8*, ...)
; CHECK: attributes #0 = { nounwind sspreq uwtable }
; CHECK: attributes #1 = { nounwind sspstrong uwtable }
; CHECK: attributes #2 = { nounwind ssp uwtable }
; CHECK: attributes #3 = { nounwind uwtable }