32 lines
1.4 KiB
LLVM
32 lines
1.4 KiB
LLVM
; RUN: opt < %s -O2 -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -force-vector-width=4 -S | FileCheck %s
|
|
; RUN: opt < %s -O2 -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -force-vector-width=4 -disable-loop-unrolling -interleave-loops=false -S | FileCheck %s -check-prefix=CHECK-NOUNRL
|
|
|
|
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-LABEL: @bar(
|
|
;CHECK: store <4 x i32>
|
|
;CHECK: store <4 x i32>
|
|
;CHECK: ret
|
|
;CHECK-NOUNRL-LABEL: @bar(
|
|
;CHECK-NOUNRL: store <4 x i32>
|
|
;CHECK-NOUNRL-NOT: store <4 x i32>
|
|
;CHECK-NOUNRL: ret
|
|
define i32 @bar(i32* nocapture %A, i32 %n) nounwind uwtable ssp {
|
|
%1 = icmp sgt i32 %n, 0
|
|
br i1 %1, label %.lr.ph, label %._crit_edge
|
|
|
|
.lr.ph: ; preds = %0, %.lr.ph
|
|
%indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
|
|
%2 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
|
|
%3 = load i32, i32* %2, align 4
|
|
%4 = add nsw i32 %3, 6
|
|
store i32 %4, i32* %2, 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, %n
|
|
br i1 %exitcond, label %._crit_edge, label %.lr.ph
|
|
|
|
._crit_edge: ; preds = %.lr.ph, %0
|
|
ret i32 undef
|
|
}
|