mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-17 21:29:20 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30877 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
768 B
LLVM
32 lines
768 B
LLVM
; RUN: llvm-as < %s | llc -march=x86 | grep shrl
|
|
; Bug in FindModifiedNodeSlot cause tmp14 load to become a zextload and shr 31
|
|
; is then optimized away.
|
|
|
|
%tree_code_type = external global [0 x uint]
|
|
|
|
void %copy_if_shared_r() {
|
|
%tmp = load uint* null
|
|
%tmp56 = and uint %tmp, 255
|
|
%tmp8 = getelementptr [0 x uint]* %tree_code_type, int 0, uint %tmp56
|
|
%tmp9 = load uint* %tmp8
|
|
%tmp10 = add uint %tmp9, 4294967295
|
|
%tmp = setgt uint %tmp10, 2
|
|
%tmp14 = load uint* null
|
|
%tmp15 = shr uint %tmp14, ubyte 31
|
|
%tmp15 = cast uint %tmp15 to ubyte
|
|
%tmp16 = setne ubyte %tmp15, 0
|
|
br bool %tmp, label %cond_false25, label %cond_true
|
|
|
|
cond_true:
|
|
br bool %tmp16, label %cond_true17, label %cond_false
|
|
|
|
cond_true17:
|
|
ret void
|
|
|
|
cond_false:
|
|
ret void
|
|
|
|
cond_false25:
|
|
ret void
|
|
}
|