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; RUN: opt -loops -analyze < %s | FileCheck %s
;
; void func(long n, double A[static const restrict n]) {
; for (long i = 0; i < n; i += 1)
; A[i] = 21;
; }
;
; Check that isAnnotatedParallel is working as expected.
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @func(i64 %n, double* noalias nonnull %A) {
entry:
br label %for.cond
for.cond:
%i.0 = phi i64 [ 0, %entry ], [ %add, %for.body ]
%cmp = icmp slt i64 %i.0, %n
br i1 %cmp, label %for.body, label %for.end
for.body:
%arrayidx = getelementptr inbounds double, double* %A, i64 %i.0
store double 2.100000e+01, double* %arrayidx, align 8, !llvm.access.group !6
%add = add nuw nsw i64 %i.0, 1
br label %for.cond, !llvm.loop !7
for.end:
ret void
}
!6 = distinct !{} ; access group
!7 = distinct !{!7, !9} ; LoopID
!9 = !{!"llvm.loop.parallel_accesses", !6}
; CHECK: Parallel Loop
|
