| ; 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 |
| } |
| |