1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -instsimplify -S | FileCheck %s 3 4define i1 @test1(i1 %a) { 5; CHECK-LABEL: @test1( 6; CHECK-NEXT: ret i1 true 7; 8 %b = xor i1 %a, true 9 %res = sub i1 %a, %b 10 ret i1 %res 11} 12 13define <2 x i1> @test2(<2 x i1> %a) { 14; CHECK-LABEL: @test2( 15; CHECK-NEXT: ret <2 x i1> <i1 true, i1 true> 16; 17 %b = xor <2 x i1> %a, <i1 true, i1 true> 18 %res = sub <2 x i1> %a, %b 19 ret <2 x i1> %res 20} 21 22define i1 @test5(i1 %a) { 23; CHECK-LABEL: @test5( 24; CHECK-NEXT: ret i1 false 25; 26 %res = add i1 %a, %a 27 ret i1 %res 28} 29 30define <2 x i1> @test6(<2 x i1> %a) { 31; CHECK-LABEL: @test6( 32; CHECK-NEXT: ret <2 x i1> zeroinitializer 33; 34 %res = add <2 x i1> %a, %a 35 ret <2 x i1> %res 36} 37 38define i1 @test7(i1 %a) { 39; CHECK-LABEL: @test7( 40; CHECK-NEXT: ret i1 [[A:%.*]] 41; 42 %c = xor i1 %a, true 43 %res = add i1 %c, true 44 ret i1 %res 45} 46 47; TODO: simplify this to %a 48define i1 @test8(i1 %a) { 49; CHECK-LABEL: @test8( 50; CHECK-NEXT: [[C:%.*]] = add i1 [[A:%.*]], true 51; CHECK-NEXT: [[RES:%.*]] = xor i1 [[C]], true 52; CHECK-NEXT: ret i1 [[RES]] 53; 54 %c = add i1 %a, true 55 %res = xor i1 %c, true 56 ret i1 %res 57} 58 59define i1 @test9(i1 %a) { 60; CHECK-LABEL: @test9( 61; CHECK-NEXT: ret i1 [[A:%.*]] 62; 63 %c = xor i1 %a, true 64 %res = sub i1 %c, true 65 ret i1 %res 66} 67 68; TODO: simplify this to %a 69define i1 @test10(i1 %a) { 70; CHECK-LABEL: @test10( 71; CHECK-NEXT: [[C:%.*]] = sub i1 [[A:%.*]], true 72; CHECK-NEXT: [[RES:%.*]] = xor i1 [[C]], true 73; CHECK-NEXT: ret i1 [[RES]] 74; 75 %c = sub i1 %a, true 76 %res = xor i1 %c, true 77 ret i1 %res 78} 79