forked from OSchip/llvm-project
25 lines
543 B
LLVM
25 lines
543 B
LLVM
|
; RUN: opt < %s -instcombine -S | FileCheck %s
|
||
|
|
|
||
|
|
define void @entry() nounwind {
|
||
|
|
entry:
|
||
|
|
br label %for.cond
|
||
|
|
|
||
|
|
; CHECK: br label %for.cond
|
||
|
|
for.cond:
|
||
|
|
%local = phi <1 x i32> [ <i32 0>, %entry ], [ %phi2, %cond.end47 ]
|
||
|
|
%phi3 = sub <1 x i32> zeroinitializer, %local
|
||
|
|
br label %cond.end
|
||
|
|
|
||
|
|
cond.false:
|
||
|
|
br label %cond.end
|
||
|
|
|
||
|
|
cond.end:
|
||
|
|
%cond = phi <1 x i32> [ %phi3, %for.cond ], [ undef, %cond.false ]
|
||
|
|
br label %cond.end47
|
||
|
|
|
||
|
|
cond.end47:
|
||
|
|
%sum = add <1 x i32> %cond, <i32 92>
|
||
|
|
%phi2 = sub <1 x i32> zeroinitializer, %sum
|
||
|
|
br label %for.cond
|
||
|
|
}
|