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; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 4
; RUN: opt -passes='print<access-info>' -disable-output %s 2>&1 | FileCheck %s
target datalayout = "S16-p:16:16-i1:16-i8:8-i32:16-i64:16-i128:16"
define void @safe_deps_1_due_to_dependence_distance(i16 %n, ptr %p) {
; CHECK-LABEL: 'safe_deps_1_due_to_dependence_distance'
; CHECK-NEXT: loop:
; CHECK-NEXT: Memory dependences are safe
; CHECK-NEXT: Dependences:
; CHECK-NEXT: Run-time memory checks:
; CHECK-NEXT: Grouped accesses:
; CHECK-EMPTY:
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
; CHECK-NEXT: SCEV assumptions:
; CHECK-EMPTY:
; CHECK-NEXT: Expressions re-written:
;
entry:
%cmp42 = icmp sgt i16 %n, 0
br i1 %cmp42, label %ph, label %exit
ph:
%gep.off = getelementptr i32, ptr %p, i16 %n
br label %loop
loop:
%iv = phi i16 [ 0, %ph ], [ %iv.next, %loop ]
%gep.iv = getelementptr inbounds i32, ptr %p, i16 %iv
store i32 0, ptr %gep.iv, align 1
%gep.off.iv = getelementptr i32, ptr %gep.off, i16 %iv
store i32 1, ptr %gep.off.iv, align 1
%iv.next = add i16 %iv, 1
%exitcond.not = icmp eq i16 %iv.next, %n
br i1 %exitcond.not, label %exit, label %loop
exit:
ret void
}
define void @safe_deps_2_due_to_dependence_distance(i16 %n, ptr %p3, i16 noundef %q, ptr %p1, ptr %p2) {
; CHECK-LABEL: 'safe_deps_2_due_to_dependence_distance'
; CHECK-NEXT: loop:
; CHECK-NEXT: Memory dependences are safe
; CHECK-NEXT: Dependences:
; CHECK-NEXT: Run-time memory checks:
; CHECK-NEXT: Grouped accesses:
; CHECK-EMPTY:
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
; CHECK-NEXT: SCEV assumptions:
; CHECK-EMPTY:
; CHECK-NEXT: Expressions re-written:
;
entry:
%0 = shl i16 %n, 1
%alloca = alloca [2 x i32], i16 %0
%arrayidx1 = getelementptr inbounds i32, ptr %p1, i16 %q
%arrayidx2 = getelementptr inbounds i8, ptr %p3, i16 2
%arrayidx4 = getelementptr inbounds i32, ptr %p2, i16 %q
%cmp42 = icmp sgt i16 %n, 0
br i1 %cmp42, label %ph, label %exit
ph:
%arrayidx40 = getelementptr inbounds [2 x i32], ptr %alloca, i16 %n
br label %loop
loop:
%iv = phi i16 [ 0, %ph ], [ %iv.next, %loop ]
%arrayidx6 = getelementptr inbounds i32, ptr %arrayidx1, i16 %iv
%arrayidx11 = getelementptr inbounds i32, ptr %arrayidx4, i16 %iv
%arrayidx22 = getelementptr inbounds [2 x i32], ptr %alloca, i16 %iv
store i32 10, ptr %arrayidx22
%arrayidx33 = getelementptr inbounds i8, ptr %arrayidx22, i16 4
store i32 16, ptr %arrayidx33
%arrayidx42 = getelementptr inbounds [2 x i32], ptr %arrayidx40, i16 %iv
store i32 19, ptr %arrayidx42
%arrayidx53 = getelementptr inbounds i8, ptr %arrayidx42, i16 4
store i32 23, ptr %arrayidx53
%iv.next = add nuw nsw i16 %iv, 1
%exitcond.not = icmp eq i16 %iv.next, %n
br i1 %exitcond.not, label %exit, label %loop
exit:
ret void
}
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