1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
; RUN: opt < %s -loop-vectorize -S | FileCheck %s
; CHECK: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT: fadd
; CHECK-NEXT-NOT: fadd
target datalayout = "e-m:e-i64:64-n32:64"
target triple = "powerpc64le-ibm-linux-gnu"
define void @test(double* nocapture readonly %arr, i32 signext %len) #0 {
entry:
%cmp4 = icmp sgt i32 %len, 0
br i1 %cmp4, label %for.body.lr.ph, label %for.end
for.body.lr.ph: ; preds = %entry
%0 = add i32 %len, -1
br label %for.body
for.body: ; preds = %for.body, %for.body.lr.ph
%indvars.iv = phi i64 [ 0, %for.body.lr.ph ], [ %indvars.iv.next, %for.body ]
%redx.05 = phi double [ 0.000000e+00, %for.body.lr.ph ], [ %add, %for.body ]
%arrayidx = getelementptr inbounds double* %arr, i64 %indvars.iv
%1 = load double* %arrayidx, align 8
%add = fadd fast double %1, %redx.05
%indvars.iv.next = add i64 %indvars.iv, 1
%lftr.wideiv = trunc i64 %indvars.iv to i32
%exitcond = icmp eq i32 %lftr.wideiv, %0
br i1 %exitcond, label %for.end.loopexit, label %for.body
for.end.loopexit: ; preds = %for.body
%add.lcssa = phi double [ %add, %for.body ]
br label %for.end
for.end: ; preds = %for.end.loopexit, %entry
%redx.0.lcssa = phi double [ 0.000000e+00, %entry ], [ %add.lcssa, %for.end.loopexit ]
ret void
}
|
