forked from OSchip/llvm-project
37 lines
1.2 KiB
LLVM
37 lines
1.2 KiB
LLVM
|
; RUN: opt < %s -loop-vectorize -force-vector-unroll=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s
|
||
|
|
|
||
|
|
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
|
||
|
|
target triple = "x86_64-apple-macosx10.8.0"
|
||
|
|
|
||
|
|
;CHECK: add_ints
|
||
|
|
;CHECK: br
|
||
|
|
;CHECK: getelementptr
|
||
|
|
;CHECK-NEXT: getelementptr
|
||
|
|
;CHECK-NEXT: icmp uge
|
||
|
|
;CHECK-NEXT: icmp uge
|
||
|
|
;CHECK-NEXT: icmp uge
|
||
|
|
;CHECK-NEXT: icmp uge
|
||
|
|
;CHECK-NEXT: and
|
||
|
|
;CHECK: ret
|
||
|
|
define void @add_ints(i32* nocapture %A, i32* nocapture %B, i32* nocapture %C) {
|
||
|
|
entry:
|
||
|
|
br label %for.body
|
||
|
|
|
||
|
|
for.body:
|
||
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
||
|
|
%arrayidx = getelementptr inbounds i32* %B, i64 %indvars.iv
|
||
|
|
%0 = load i32* %arrayidx, align 4
|
||
|
|
%arrayidx2 = getelementptr inbounds i32* %C, i64 %indvars.iv
|
||
|
|
%1 = load i32* %arrayidx2, align 4
|
||
|
|
%add = add nsw i32 %1, %0
|
||
|
|
%arrayidx4 = getelementptr inbounds i32* %A, i64 %indvars.iv
|
||
|
|
store i32 %add, i32* %arrayidx4, align 4
|
||
|
|
%indvars.iv.next = add i64 %indvars.iv, 1
|
||
|
|
%lftr.wideiv = trunc i64 %indvars.iv.next to i32
|
||
|
|
%exitcond = icmp eq i32 %lftr.wideiv, 200
|
||
|
|
br i1 %exitcond, label %for.end, label %for.body
|
||
|
|
|
||
|
|
for.end:
|
||
|
|
ret void
|
||
|
|
}
|