llvm-6502/test/Transforms/LICM/2003-12-13-VolatilePromote.ll
John Criswell cc455dea0f Use the new prcontext script.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15427 91177308-0d34-0410-b5e6-96231b3b80d8
2004-08-02 22:31:58 +00:00

18 lines
361 B
LLVM

; RUN: llvm-as < %s | opt -licm | llvm-dis | %prcontext volatile 1 | grep Loop
%X = global int 7
void %testfunc(int %i) {
br label %Loop
Loop:
%x = volatile load int* %X ; Should not promote this to a register
%x2 = add int %x, 1
store int %x2, int* %X
br bool true, label %Out, label %Loop
Out:
ret void
}