; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes=instcombine -S < %s | FileCheck %s define i1 @test1(i32 %n, i32 %d) { ; CHECK-LABEL: @test1( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt i32 %d, %n ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 %n, %d %cmp1 = icmp eq i32 %div, 0 ret i1 %cmp1 } define <2 x i1> @test1vec(<2 x i32> %n, <2 x i32> %d) { ; CHECK-LABEL: @test1vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt <2 x i32> %d, %n ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> %n, %d %cmp1 = icmp eq <2 x i32> %div, zeroinitializer ret <2 x i1> %cmp1 } define i1 @test2(i32 %d) { ; CHECK-LABEL: @test2( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt i32 %d, 64 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 64, %d %cmp1 = icmp eq i32 %div, 0 ret i1 %cmp1 } define <2 x i1> @test2vec(<2 x i32> %d) { ; CHECK-LABEL: @test2vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt <2 x i32> %d, <i32 64, i32 63> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 64, i32 63>, %d %cmp1 = icmp eq <2 x i32> %div, zeroinitializer ret <2 x i1> %cmp1 } define i1 @test3(i32 %n, i32 %d) { ; CHECK-LABEL: @test3( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ule i32 %d, %n ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 %n, %d %cmp1 = icmp ne i32 %div, 0 ret i1 %cmp1 } define <2 x i1> @test3vec(<2 x i32> %n, <2 x i32> %d) { ; CHECK-LABEL: @test3vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ule <2 x i32> %d, %n ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> %n, %d %cmp1 = icmp ne <2 x i32> %div, zeroinitializer ret <2 x i1> %cmp1 } define i1 @test4(i32 %d) { ; CHECK-LABEL: @test4( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i32 %d, 65 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 64, %d %cmp1 = icmp ne i32 %div, 0 ret i1 %cmp1 } define <2 x i1> @test4vec(<2 x i32> %d) { ; CHECK-LABEL: @test4vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult <2 x i32> %d, <i32 65, i32 66> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 64, i32 65>, %d %cmp1 = icmp ne <2 x i32> %div, zeroinitializer ret <2 x i1> %cmp1 } define i1 @test5(i32 %d) { ; CHECK-LABEL: @test5( ; CHECK-NEXT: ret i1 true ; %div = udiv i32 -1, %d %cmp1 = icmp ne i32 %div, 0 ret i1 %cmp1 } define <2 x i1> @test5vec(<2 x i32> %d) { ; CHECK-LABEL: @test5vec( ; CHECK-NEXT: ret <2 x i1> <i1 true, i1 true> ; %div = udiv <2 x i32> <i32 -1, i32 -1>, %d %cmp1 = icmp ne <2 x i32> %div, zeroinitializer ret <2 x i1> %cmp1 } define i1 @test6(i32 %d) { ; CHECK-LABEL: @test6( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i32 %d, 6 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 5, %d %cmp1 = icmp ugt i32 %div, 0 ret i1 %cmp1 } define <2 x i1> @test6vec(<2 x i32> %d) { ; CHECK-LABEL: @test6vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult <2 x i32> %d, <i32 6, i32 6> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 5, i32 5>, %d %cmp1 = icmp ugt <2 x i32> %div, zeroinitializer ret <2 x i1> %cmp1 } ; (icmp ugt (udiv C1, X), C1) -> false. define i1 @test7(i32 %d) { ; CHECK-LABEL: @test7( ; CHECK-NEXT: ret i1 false ; %div = udiv i32 8, %d %cmp1 = icmp ugt i32 %div, 8 ret i1 %cmp1 } define <2 x i1> @test7vec(<2 x i32> %d) { ; CHECK-LABEL: @test7vec( ; CHECK-NEXT: ret <2 x i1> zeroinitializer ; %div = udiv <2 x i32> <i32 8, i32 8>, %d %cmp1 = icmp ugt <2 x i32> %div, <i32 8, i32 8> ret <2 x i1> %cmp1 } define i1 @test8(i32 %d) { ; CHECK-LABEL: @test8( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i32 %d, 2 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 4, %d %cmp1 = icmp ugt i32 %div, 3 ret i1 %cmp1 } define <2 x i1> @test8vec(<2 x i32> %d) { ; CHECK-LABEL: @test8vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult <2 x i32> %d, <i32 2, i32 2> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 4, i32 4>, %d %cmp1 = icmp ugt <2 x i32> %div, <i32 3, i32 3> ret <2 x i1> %cmp1 } define i1 @test9(i32 %d) { ; CHECK-LABEL: @test9( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i32 %d, 2 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 4, %d %cmp1 = icmp ugt i32 %div, 2 ret i1 %cmp1 } define <2 x i1> @test9vec(<2 x i32> %d) { ; CHECK-LABEL: @test9vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult <2 x i32> %d, <i32 2, i32 2> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 4, i32 4>, %d %cmp1 = icmp ugt <2 x i32> %div, <i32 2, i32 2> ret <2 x i1> %cmp1 } define i1 @test10(i32 %d) { ; CHECK-LABEL: @test10( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i32 %d, 3 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 4, %d %cmp1 = icmp ugt i32 %div, 1 ret i1 %cmp1 } define <2 x i1> @test10vec(<2 x i32> %d) { ; CHECK-LABEL: @test10vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ult <2 x i32> %d, <i32 3, i32 3> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 4, i32 4>, %d %cmp1 = icmp ugt <2 x i32> %div, <i32 1, i32 1> ret <2 x i1> %cmp1 } define i1 @test11(i32 %d) { ; CHECK-LABEL: @test11( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt i32 %d, 4 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 4, %d %cmp1 = icmp ult i32 %div, 1 ret i1 %cmp1 } define <2 x i1> @test11vec(<2 x i32> %d) { ; CHECK-LABEL: @test11vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt <2 x i32> %d, <i32 4, i32 4> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 4, i32 4>, %d %cmp1 = icmp ult <2 x i32> %div, <i32 1, i32 1> ret <2 x i1> %cmp1 } define i1 @test12(i32 %d) { ; CHECK-LABEL: @test12( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt i32 %d, 2 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 4, %d %cmp1 = icmp ult i32 %div, 2 ret i1 %cmp1 } define <2 x i1> @test12vec(<2 x i32> %d) { ; CHECK-LABEL: @test12vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt <2 x i32> %d, <i32 2, i32 2> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 4, i32 4>, %d %cmp1 = icmp ult <2 x i32> %div, <i32 2, i32 2> ret <2 x i1> %cmp1 } define i1 @test13(i32 %d) { ; CHECK-LABEL: @test13( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt i32 %d, 1 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 4, %d %cmp1 = icmp ult i32 %div, 3 ret i1 %cmp1 } define <2 x i1> @test13vec(<2 x i32> %d) { ; CHECK-LABEL: @test13vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt <2 x i32> %d, <i32 1, i32 1> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 4, i32 4>, %d %cmp1 = icmp ult <2 x i32> %div, <i32 3, i32 3> ret <2 x i1> %cmp1 } define i1 @test14(i32 %d) { ; CHECK-LABEL: @test14( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt i32 %d, 1 ; CHECK-NEXT: ret i1 [[CMP1]] ; %div = udiv i32 4, %d %cmp1 = icmp ult i32 %div, 4 ret i1 %cmp1 } define <2 x i1> @test14vec(<2 x i32> %d) { ; CHECK-LABEL: @test14vec( ; CHECK-NEXT: [[CMP1:%.*]] = icmp ugt <2 x i32> %d, <i32 1, i32 1> ; CHECK-NEXT: ret <2 x i1> [[CMP1]] ; %div = udiv <2 x i32> <i32 4, i32 4>, %d %cmp1 = icmp ult <2 x i32> %div, <i32 4, i32 4> ret <2 x i1> %cmp1 } ; icmp ugt X, UINT_MAX -> false. define i1 @test15(i32 %d) { ; CHECK-LABEL: @test15( ; CHECK-NEXT: ret i1 false ; %div = udiv i32 4, %d %cmp1 = icmp ugt i32 %div, -1 ret i1 %cmp1 } define <2 x i1> @test15vec(<2 x i32> %d) { ; CHECK-LABEL: @test15vec( ; CHECK-NEXT: ret <2 x i1> zeroinitializer ; %div = udiv <2 x i32> <i32 4, i32 4>, %d %cmp1 = icmp ugt <2 x i32> %div, <i32 -1, i32 -1> ret <2 x i1> %cmp1 } ; icmp ult X, UINT_MAX -> true. define i1 @test16(i32 %d) { ; CHECK-LABEL: @test16( ; CHECK-NEXT: ret i1 true ; %div = udiv i32 4, %d %cmp1 = icmp ult i32 %div, -1 ret i1 %cmp1 } define <2 x i1> @test16vec(<2 x i32> %d) { ; CHECK-LABEL: @test16vec( ; CHECK-NEXT: ret <2 x i1> <i1 true, i1 true> ; %div = udiv <2 x i32> <i32 4, i32 4>, %d %cmp1 = icmp ult <2 x i32> %div, <i32 -1, i32 -1> ret <2 x i1> %cmp1 }