mirror of
https://github.com/RPCSX/llvm.git
synced 2024-12-29 16:05:28 +00:00
36a0947820
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8
24 lines
951 B
LLVM
24 lines
951 B
LLVM
; RUN: llc < %s -mtriple=i386-apple-darwin -O0
|
|
|
|
define fastcc void @optimize_bit_field() nounwind {
|
|
bb4:
|
|
%a = load i32* null ; <i32> [#uses=1]
|
|
%s = load i32* getelementptr (i32* null, i32 1) ; <i32> [#uses=1]
|
|
%z = load i32* getelementptr (i32* null, i32 2) ; <i32> [#uses=1]
|
|
%r = bitcast i32 0 to i32 ; <i32> [#uses=1]
|
|
%q = trunc i32 %z to i8 ; <i8> [#uses=1]
|
|
%b = icmp eq i8 0, %q ; <i1> [#uses=1]
|
|
br i1 %b, label %bb73, label %bb72
|
|
|
|
bb72: ; preds = %bb4
|
|
%f = tail call fastcc i32 @gen_lowpart(i32 %r, i32 %a) nounwind ; <i32> [#uses=1]
|
|
br label %bb73
|
|
|
|
bb73: ; preds = %bb72, %bb4
|
|
%y = phi i32 [ %f, %bb72 ], [ %s, %bb4 ] ; <i32> [#uses=1]
|
|
store i32 %y, i32* getelementptr (i32* null, i32 3)
|
|
unreachable
|
|
}
|
|
|
|
declare fastcc i32 @gen_lowpart(i32, i32) nounwind
|