40 lines
1.0 KiB
LLVM
40 lines
1.0 KiB
LLVM
|
; RUN: opt < %s -basic-aa -licm -S | FileCheck %s
|
||
|
|
|
||
|
|
@a = external constant float*
|
||
|
|
|
||
|
|
define void @test(i32 %count) {
|
||
|
|
entry:
|
||
|
|
br label %forcond
|
||
|
|
|
||
|
|
; CHECK: %tmp3 = load float*, float** @a
|
||
|
|
; CHECK: br label %forcond
|
||
|
|
|
||
|
|
forcond:
|
||
|
|
%i.0 = phi i32 [ 0, %entry ], [ %inc, %forbody ]
|
||
|
|
%cmp = icmp ult i32 %i.0, %count
|
||
|
|
br i1 %cmp, label %forbody, label %afterfor
|
||
|
|
|
||
|
|
; CHECK: %i.0 = phi i32 [ 0, %entry ], [ %inc, %forbody ]
|
||
|
|
; CHECK: %cmp = icmp ult i32 %i.0, %count
|
||
|
|
; CHECK: br i1 %cmp, label %forbody, label %afterfor
|
||
|
|
|
||
|
|
forbody:
|
||
|
|
%tmp3 = load float*, float** @a
|
||
|
|
%arrayidx = getelementptr float, float* %tmp3, i32 %i.0
|
||
|
|
%tmp7 = uitofp i32 %i.0 to float
|
||
|
|
store float %tmp7, float* %arrayidx
|
||
|
|
%inc = add i32 %i.0, 1
|
||
|
|
br label %forcond
|
||
|
|
|
||
|
|
; CHECK: %arrayidx = getelementptr float, float* %tmp3, i32 %i.0
|
||
|
|
; CHECK: %tmp7 = uitofp i32 %i.0 to float
|
||
|
|
; CHECK: store float %tmp7, float* %arrayidx
|
||
|
|
; CHECK: %inc = add i32 %i.0, 1
|
||
|
|
; CHECK: br label %forcond
|
||
|
|
|
||
|
|
afterfor:
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
; CHECK: ret void
|