File: pr135531.ll

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llvm-toolchain-20 1%3A20.1.6-1~exp1
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; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 5
; RUN: opt -disable-output -passes='print<scalar-evolution>' < %s 2>&1 | FileCheck %s

define i32 @pr135511(i32 %x) {
; CHECK-LABEL: 'pr135511'
; CHECK-NEXT:  Classifying expressions for: @pr135511
; CHECK-NEXT:    %and = and i32 %x, 16382
; CHECK-NEXT:    --> (2 * (zext i13 (trunc i32 (%x /u 2) to i13) to i32))<nuw><nsw> U: [0,16383) S: [0,16383)
; CHECK-NEXT:    %neg = sub nsw i32 0, %and
; CHECK-NEXT:    --> (-2 * (zext i13 (trunc i32 (%x /u 2) to i13) to i32))<nsw> U: [0,-1) S: [-16382,1)
; CHECK-NEXT:    %res = and i32 %neg, 268431360
; CHECK-NEXT:    --> (4096 * (zext i16 (trunc i32 ((-1 * (zext i13 (trunc i32 (%x /u 2) to i13) to i32))<nsw> /u 2048) to i16) to i32))<nuw><nsw> U: [0,268431361) S: [0,268431361)
; CHECK-NEXT:  Determining loop execution counts for: @pr135511
;
  %and = and i32 %x, 16382
  %neg = sub nsw i32 0, %and
  %res = and i32 %neg, 268431360
  ret i32 %res
}