blob: 3b26ba73ac3139ef3f8efc0270a5ac002da116d5 [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s
define i32 @foo(i32 %x, i32 %y) {
; CHECK-LABEL: @foo(
; CHECK-NEXT: [[RES:%.*]] = mul i32 [[X:%.*]], [[Y:%.*]]
; CHECK-NEXT: ret i32 [[RES]]
;
%add = add nsw i32 %y, %x
%mul = mul nsw i32 %add, %y
%square = mul nsw i32 %y, %y
%res = sub i32 %mul, %square
ret i32 %res
}
define i1 @bar(i64 %x, i64 %y) {
; CHECK-LABEL: @bar(
; CHECK-NEXT: [[TMP1:%.*]] = xor i64 [[X:%.*]], -1
; CHECK-NEXT: [[B:%.*]] = and i64 [[TMP1]], [[Y:%.*]]
; CHECK-NEXT: [[R:%.*]] = icmp eq i64 [[B]], 0
; CHECK-NEXT: ret i1 [[R]]
;
%a = and i64 %y, %x
%not = xor i64 %a, -1
%b = and i64 %y, %not
%r = icmp eq i64 %b, 0
ret i1 %r
}