mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 04:30:12 +00:00
fcfcdbc86a
Apparently it's ok for multiple operands to "kill" the same register. Fixes PR9237. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126190 91177308-0d34-0410-b5e6-96231b3b80d8
51 lines
1.5 KiB
LLVM
51 lines
1.5 KiB
LLVM
; RUN: llc < %s -O2 -march=x86 -mtriple=i386-pc-linux-gnu -relocation-model=pic | FileCheck %s
|
|
; PR9237: Assertion in VirtRegRewriter.cpp, ResurrectConfirmedKill
|
|
; `KillOps[*SR] == KillOp && "invalid subreg kill flags"'
|
|
|
|
%t = type { i32 }
|
|
|
|
define i32 @foo(%t* %s) nounwind {
|
|
entry:
|
|
br label %if.then735
|
|
|
|
if.then735:
|
|
%call747 = call i32 undef(%t* %s, i8* null, i8* undef, i32 128, i8* undef, i32 516) nounwind
|
|
br i1 undef, label %if.then751, label %if.then758
|
|
|
|
if.then751:
|
|
unreachable
|
|
|
|
if.then758:
|
|
%add761 = add i32 %call747, 4
|
|
%add763 = add i32 %add761, %call747
|
|
%add.ptr768 = getelementptr inbounds [516 x i8]* null, i32 0, i32 %add761
|
|
br i1 undef, label %cond.false783, label %cond.true771
|
|
|
|
cond.true771:
|
|
%call782 = call i8* @__memmove_chk(i8* %add.ptr768, i8* undef, i32 %call747, i32 undef)
|
|
br label %cond.end791
|
|
|
|
; CHECK: calll __memmove_chk
|
|
cond.false783:
|
|
%call.i1035 = call i8* @__memmove_chk(i8* %add.ptr768, i8* undef, i32 %call747, i32 undef) nounwind
|
|
br label %cond.end791
|
|
|
|
cond.end791:
|
|
%conv801 = trunc i32 %call747 to i8
|
|
%add.ptr822.sum = add i32 %call747, 3
|
|
%arrayidx833 = getelementptr inbounds [516 x i8]* null, i32 0, i32 %add.ptr822.sum
|
|
store i8 %conv801, i8* %arrayidx833, align 1
|
|
%cmp841 = icmp eq i8* undef, null
|
|
br i1 %cmp841, label %if.end849, label %if.then843
|
|
|
|
if.then843:
|
|
unreachable
|
|
|
|
if.end849:
|
|
%call921 = call i32 undef(%t* %s, i8* undef, i8* undef, i32 %add763) nounwind
|
|
unreachable
|
|
|
|
}
|
|
|
|
declare i8* @__memmove_chk(i8*, i8*, i32, i32) nounwind
|