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; RUN: opt -analyze -scalar-evolution < %s | FileCheck %s
define i32 @slt_trip_count_with_range(i32 *%ptr0, i32 *%ptr1) {
; CHECK-LABEL: slt_trip_count_with_range
entry:
%limit = load i32* %ptr0, !range !0
br label %loop
loop:
; CHECK: Loop %loop: max backedge-taken count is 98
%index = phi i32 [ 0, %entry ], [ %index.inc, %loop ]
%index.inc = add i32 %index, 1
%continue = icmp slt i32 %index.inc, %limit
br i1 %continue, label %loop, label %loop.exit
loop.exit:
ret i32 0
}
define i32 @ult_trip_count_with_range(i32 *%ptr0, i32 *%ptr1) {
; CHECK-LABEL: ult_trip_count_with_range
entry:
%limit = load i32* %ptr0, !range !0
br label %loop
loop:
; CHECK: Loop %loop: max backedge-taken count is 98
%index = phi i32 [ 0, %entry ], [ %index.inc, %loop ]
%index.inc = add i32 %index, 1
%continue = icmp ult i32 %index.inc, %limit
br i1 %continue, label %loop, label %loop.exit
loop.exit:
ret i32 0
}
!0 = !{i32 1, i32 100}
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