llvm-6502/test/CodeGen/X86/stack-protector-vreg-to-vreg-copy.ll
2013-09-30 18:17:35 +00:00

62 lines
3.2 KiB
LLVM

; RUN: llc -mtriple i386-unknown-freebsd10.0 -march=x86 --relocation-model=pic %s -o -
; PR16979
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-f80:32:32-n8:16:32-S128"
target triple = "i386-unknown-freebsd10.0"
@state = internal unnamed_addr global i32 0, align 4
; Function Attrs: nounwind sspreq
define void @set_state(i32 %s) #0 {
entry:
store i32 %s, i32* @state, align 4
ret void
}
; Function Attrs: nounwind sspreq
define void @zero_char(i8* nocapture %p) #0 {
entry:
store i8 0, i8* %p, align 1
tail call void @g(i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0) #2
ret void
}
declare void @g(i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32) #1
; Function Attrs: nounwind sspreq
define void @do_something(i32 %i) #0 {
entry:
%data = alloca [8 x i8], align 1
%0 = load i32* @state, align 4
%cmp = icmp eq i32 %0, 0
br i1 %cmp, label %if.then, label %if.else
if.then: ; preds = %entry
tail call fastcc void @send_int(i32 0)
br label %if.end
if.else: ; preds = %entry
tail call fastcc void @send_int(i32 %i)
%arrayidx = getelementptr inbounds [8 x i8]* %data, i32 0, i32 0
call void @zero_char(i8* %arrayidx)
br label %if.end
if.end: ; preds = %if.else, %if.then
ret void
}
; Function Attrs: nounwind sspreq
define internal fastcc void @send_int(i32 %p) #0 {
entry:
tail call void @f(i32 %p) #2
tail call void @g(i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0) #2
ret void
}
declare void @f(i32) #1
attributes #0 = { nounwind sspreq "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #2 = { nounwind }