1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -passes=instcombine -S | FileCheck %s 3 4define i32 @foo(i32 %x, i32 %y) { 5; CHECK-LABEL: @foo( 6; CHECK-NEXT: [[RES:%.*]] = mul i32 [[X:%.*]], [[Y:%.*]] 7; CHECK-NEXT: ret i32 [[RES]] 8; 9 %add = add nsw i32 %y, %x 10 %mul = mul nsw i32 %add, %y 11 %square = mul nsw i32 %y, %y 12 %res = sub i32 %mul, %square 13 ret i32 %res 14} 15 16define i1 @bar(i64 %x, i64 %y) { 17; CHECK-LABEL: @bar( 18; CHECK-NEXT: [[Y1:%.*]] = xor i64 [[X:%.*]], -1 19; CHECK-NEXT: [[B:%.*]] = and i64 [[Y:%.*]], [[Y1]] 20; CHECK-NEXT: [[R:%.*]] = icmp eq i64 [[B]], 0 21; CHECK-NEXT: ret i1 [[R]] 22; 23 %a = and i64 %y, %x 24 %not = xor i64 %a, -1 25 %b = and i64 %y, %not 26 %r = icmp eq i64 %b, 0 27 ret i1 %r 28} 29