| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -instcombine -S | FileCheck %s |
| |
| ; PR1949 |
| |
| define i1 @test1(i32 %a) { |
| ; CHECK-LABEL: @test1( |
| ; CHECK-NEXT: [[C:%.*]] = icmp ugt i32 %a, -5 |
| ; CHECK-NEXT: ret i1 [[C]] |
| ; |
| %b = add i32 %a, 4 |
| %c = icmp ult i32 %b, 4 |
| ret i1 %c |
| } |
| |
| define <2 x i1> @test1vec(<2 x i32> %a) { |
| ; CHECK-LABEL: @test1vec( |
| ; CHECK-NEXT: [[C:%.*]] = icmp ugt <2 x i32> %a, <i32 -5, i32 -5> |
| ; CHECK-NEXT: ret <2 x i1> [[C]] |
| ; |
| %b = add <2 x i32> %a, <i32 4, i32 4> |
| %c = icmp ult <2 x i32> %b, <i32 4, i32 4> |
| ret <2 x i1> %c |
| } |
| |
| define i1 @test2(i32 %a) { |
| ; CHECK-LABEL: @test2( |
| ; CHECK-NEXT: [[C:%.*]] = icmp ult i32 %a, 4 |
| ; CHECK-NEXT: ret i1 [[C]] |
| ; |
| %b = sub i32 %a, 4 |
| %c = icmp ugt i32 %b, -5 |
| ret i1 %c |
| } |
| |
| define <2 x i1> @test2vec(<2 x i32> %a) { |
| ; CHECK-LABEL: @test2vec( |
| ; CHECK-NEXT: [[C:%.*]] = icmp ult <2 x i32> %a, <i32 4, i32 4> |
| ; CHECK-NEXT: ret <2 x i1> [[C]] |
| ; |
| %b = sub <2 x i32> %a, <i32 4, i32 4> |
| %c = icmp ugt <2 x i32> %b, <i32 -5, i32 -5> |
| ret <2 x i1> %c |
| } |
| |
| define i1 @test3(i32 %a) { |
| ; CHECK-LABEL: @test3( |
| ; CHECK-NEXT: [[C:%.*]] = icmp sgt i32 %a, 2147483643 |
| ; CHECK-NEXT: ret i1 [[C]] |
| ; |
| %b = add i32 %a, 4 |
| %c = icmp slt i32 %b, 2147483652 |
| ret i1 %c |
| } |
| |
| define <2 x i1> @test3vec(<2 x i32> %a) { |
| ; CHECK-LABEL: @test3vec( |
| ; CHECK-NEXT: [[C:%.*]] = icmp sgt <2 x i32> %a, <i32 2147483643, i32 2147483643> |
| ; CHECK-NEXT: ret <2 x i1> [[C]] |
| ; |
| %b = add <2 x i32> %a, <i32 4, i32 4> |
| %c = icmp slt <2 x i32> %b, <i32 2147483652, i32 2147483652> |
| ret <2 x i1> %c |
| } |
| |
| define i1 @test4(i32 %a) { |
| ; CHECK-LABEL: @test4( |
| ; CHECK-NEXT: [[C:%.*]] = icmp slt i32 %a, -4 |
| ; CHECK-NEXT: ret i1 [[C]] |
| ; |
| %b = add i32 %a, 2147483652 |
| %c = icmp sge i32 %b, 4 |
| ret i1 %c |
| } |
| |
| define <2 x i1> @test4vec(<2 x i32> %a) { |
| ; CHECK-LABEL: @test4vec( |
| ; CHECK-NEXT: [[C:%.*]] = icmp slt <2 x i32> %a, <i32 -4, i32 -4> |
| ; CHECK-NEXT: ret <2 x i1> [[C]] |
| ; |
| %b = add <2 x i32> %a, <i32 2147483652, i32 2147483652> |
| %c = icmp sge <2 x i32> %b, <i32 4, i32 4> |
| ret <2 x i1> %c |
| } |
| |