; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -S -instcombine < %s | FileCheck %s declare void @foo() define i1 @test1(i32 %a, i32 %b) { ; CHECK-LABEL: @test1( ; CHECK-NEXT: [[TMP1:%.*]] = or i32 [[A:%.*]], [[B:%.*]] ; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 0 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = icmp slt i32 %a, 0 %2 = icmp slt i32 %b, 0 %or.cond = or i1 %1, %2 ret i1 %or.cond } define i1 @test1_logical(i32 %a, i32 %b) { ; CHECK-LABEL: @test1_logical( ; CHECK-NEXT: [[TMP1:%.*]] = or i32 [[A:%.*]], [[B:%.*]] ; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 0 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = icmp slt i32 %a, 0 %2 = icmp slt i32 %b, 0 %or.cond = select i1 %1, i1 true, i1 %2 ret i1 %or.cond } define i1 @test2(i32 %a, i32 %b) { ; CHECK-LABEL: @test2( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], [[B:%.*]] ; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[TMP1]], -1 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = icmp sgt i32 %a, -1 %2 = icmp sgt i32 %b, -1 %or.cond = or i1 %1, %2 ret i1 %or.cond } define i1 @test2_logical(i32 %a, i32 %b) { ; CHECK-LABEL: @test2_logical( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], [[B:%.*]] ; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[TMP1]], -1 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = icmp sgt i32 %a, -1 %2 = icmp sgt i32 %b, -1 %or.cond = select i1 %1, i1 true, i1 %2 ret i1 %or.cond } define i1 @test3(i32 %a, i32 %b) { ; CHECK-LABEL: @test3( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], [[B:%.*]] ; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 0 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = icmp slt i32 %a, 0 %2 = icmp slt i32 %b, 0 %or.cond = and i1 %1, %2 ret i1 %or.cond } define i1 @test3_logical(i32 %a, i32 %b) { ; CHECK-LABEL: @test3_logical( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], [[B:%.*]] ; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 0 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = icmp slt i32 %a, 0 %2 = icmp slt i32 %b, 0 %or.cond = select i1 %1, i1 %2, i1 false ret i1 %or.cond } define i1 @test4(i32 %a, i32 %b) { ; CHECK-LABEL: @test4( ; CHECK-NEXT: [[TMP1:%.*]] = or i32 [[A:%.*]], [[B:%.*]] ; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[TMP1]], -1 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = icmp sgt i32 %a, -1 %2 = icmp sgt i32 %b, -1 %or.cond = and i1 %1, %2 ret i1 %or.cond } define i1 @test4_logical(i32 %a, i32 %b) { ; CHECK-LABEL: @test4_logical( ; CHECK-NEXT: [[TMP1:%.*]] = or i32 [[A:%.*]], [[B:%.*]] ; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[TMP1]], -1 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = icmp sgt i32 %a, -1 %2 = icmp sgt i32 %b, -1 %or.cond = select i1 %1, i1 %2, i1 false ret i1 %or.cond } define void @test5(i32 %a) { ; CHECK-LABEL: @test5( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -2013265920 ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0 ; CHECK-NEXT: br i1 [[TMP2]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK: if.then: ; CHECK-NEXT: tail call void @foo() [[ATTR0:#.*]] ; CHECK-NEXT: ret void ; CHECK: if.end: ; CHECK-NEXT: ret void ; %and = and i32 %a, 134217728 %1 = icmp eq i32 %and, 0 %2 = icmp sgt i32 %a, -1 %or.cond = and i1 %1, %2 br i1 %or.cond, label %if.then, label %if.end if.then: tail call void @foo() nounwind ret void if.end: ret void } define void @test5_logical(i32 %a) { ; CHECK-LABEL: @test5_logical( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -2013265920 ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0 ; CHECK-NEXT: br i1 [[TMP2]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK: if.then: ; CHECK-NEXT: tail call void @foo() [[ATTR0]] ; CHECK-NEXT: ret void ; CHECK: if.end: ; CHECK-NEXT: ret void ; %and = and i32 %a, 134217728 %1 = icmp eq i32 %and, 0 %2 = icmp sgt i32 %a, -1 %or.cond = select i1 %1, i1 %2, i1 false br i1 %or.cond, label %if.then, label %if.end if.then: tail call void @foo() nounwind ret void if.end: ret void } define void @test6(i32 %a) { ; CHECK-LABEL: @test6( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -2013265920 ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0 ; CHECK-NEXT: br i1 [[TMP2]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK: if.then: ; CHECK-NEXT: tail call void @foo() [[ATTR0]] ; CHECK-NEXT: ret void ; CHECK: if.end: ; CHECK-NEXT: ret void ; %1 = icmp sgt i32 %a, -1 %and = and i32 %a, 134217728 %2 = icmp eq i32 %and, 0 %or.cond = and i1 %1, %2 br i1 %or.cond, label %if.then, label %if.end if.then: tail call void @foo() nounwind ret void if.end: ret void } define void @test6_logical(i32 %a) { ; CHECK-LABEL: @test6_logical( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -2013265920 ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0 ; CHECK-NEXT: br i1 [[TMP2]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] ; CHECK: if.then: ; CHECK-NEXT: tail call void @foo() [[ATTR0]] ; CHECK-NEXT: ret void ; CHECK: if.end: ; CHECK-NEXT: ret void ; %1 = icmp sgt i32 %a, -1 %and = and i32 %a, 134217728 %2 = icmp eq i32 %and, 0 %or.cond = select i1 %1, i1 %2, i1 false br i1 %or.cond, label %if.then, label %if.end if.then: tail call void @foo() nounwind ret void if.end: ret void } define void @test7(i32 %a) { ; CHECK-LABEL: @test7( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -2013265920 ; CHECK-NEXT: [[DOTNOT:%.*]] = icmp eq i32 [[TMP1]], 0 ; CHECK-NEXT: br i1 [[DOTNOT]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; CHECK: if.then: ; CHECK-NEXT: tail call void @foo() [[ATTR0]] ; CHECK-NEXT: ret void ; CHECK: if.end: ; CHECK-NEXT: ret void ; %and = and i32 %a, 134217728 %1 = icmp ne i32 %and, 0 %2 = icmp slt i32 %a, 0 %or.cond = or i1 %1, %2 br i1 %or.cond, label %if.then, label %if.end if.then: tail call void @foo() nounwind ret void if.end: ret void } define void @test7_logical(i32 %a) { ; CHECK-LABEL: @test7_logical( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -2013265920 ; CHECK-NEXT: [[DOTNOT:%.*]] = icmp eq i32 [[TMP1]], 0 ; CHECK-NEXT: br i1 [[DOTNOT]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; CHECK: if.then: ; CHECK-NEXT: tail call void @foo() [[ATTR0]] ; CHECK-NEXT: ret void ; CHECK: if.end: ; CHECK-NEXT: ret void ; %and = and i32 %a, 134217728 %1 = icmp ne i32 %and, 0 %2 = icmp slt i32 %a, 0 %or.cond = select i1 %1, i1 true, i1 %2 br i1 %or.cond, label %if.then, label %if.end if.then: tail call void @foo() nounwind ret void if.end: ret void } define void @test8(i32 %a) { ; CHECK-LABEL: @test8( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -2013265920 ; CHECK-NEXT: [[DOTNOT:%.*]] = icmp eq i32 [[TMP1]], 0 ; CHECK-NEXT: br i1 [[DOTNOT]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; CHECK: if.then: ; CHECK-NEXT: tail call void @foo() ; CHECK-NEXT: ret void ; CHECK: if.end: ; CHECK-NEXT: ret void ; %1 = icmp slt i32 %a, 0 %and = and i32 %a, 134217728 %2 = icmp ne i32 %and, 0 %or.cond = or i1 %1, %2 br i1 %or.cond, label %if.then, label %if.end if.then: tail call void @foo() ret void if.end: ret void } define void @test8_logical(i32 %a) { ; CHECK-LABEL: @test8_logical( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -2013265920 ; CHECK-NEXT: [[DOTNOT:%.*]] = icmp eq i32 [[TMP1]], 0 ; CHECK-NEXT: br i1 [[DOTNOT]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] ; CHECK: if.then: ; CHECK-NEXT: tail call void @foo() ; CHECK-NEXT: ret void ; CHECK: if.end: ; CHECK-NEXT: ret void ; %1 = icmp slt i32 %a, 0 %and = and i32 %a, 134217728 %2 = icmp ne i32 %and, 0 %or.cond = select i1 %1, i1 true, i1 %2 br i1 %or.cond, label %if.then, label %if.end if.then: tail call void @foo() ret void if.end: ret void } define i1 @test9(i32 %a) { ; CHECK-LABEL: @test9( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -1073741824 ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 1073741824 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = and i32 %a, 1073741824 %2 = icmp ne i32 %1, 0 %3 = icmp sgt i32 %a, -1 %or.cond = and i1 %2, %3 ret i1 %or.cond } define i1 @test9_logical(i32 %a) { ; CHECK-LABEL: @test9_logical( ; CHECK-NEXT: [[TMP1:%.*]] = and i32 [[A:%.*]], -1073741824 ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 1073741824 ; CHECK-NEXT: ret i1 [[TMP2]] ; %1 = and i32 %a, 1073741824 %2 = icmp ne i32 %1, 0 %3 = icmp sgt i32 %a, -1 %or.cond = select i1 %2, i1 %3, i1 false ret i1 %or.cond } define i1 @test10(i32 %a) { ; CHECK-LABEL: @test10( ; CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[A:%.*]], 2 ; CHECK-NEXT: ret i1 [[TMP1]] ; %1 = and i32 %a, 2 %2 = icmp eq i32 %1, 0 %3 = icmp ult i32 %a, 4 %or.cond = and i1 %2, %3 ret i1 %or.cond } define i1 @test10_logical(i32 %a) { ; CHECK-LABEL: @test10_logical( ; CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[A:%.*]], 2 ; CHECK-NEXT: ret i1 [[TMP1]] ; %1 = and i32 %a, 2 %2 = icmp eq i32 %1, 0 %3 = icmp ult i32 %a, 4 %or.cond = select i1 %2, i1 %3, i1 false ret i1 %or.cond } define i1 @test11(i32 %a) { ; CHECK-LABEL: @test11( ; CHECK-NEXT: [[TMP1:%.*]] = icmp ugt i32 [[A:%.*]], 1 ; CHECK-NEXT: ret i1 [[TMP1]] ; %1 = and i32 %a, 2 %2 = icmp ne i32 %1, 0 %3 = icmp ugt i32 %a, 3 %or.cond = or i1 %2, %3 ret i1 %or.cond } define i1 @test11_logical(i32 %a) { ; CHECK-LABEL: @test11_logical( ; CHECK-NEXT: [[TMP1:%.*]] = icmp ugt i32 [[A:%.*]], 1 ; CHECK-NEXT: ret i1 [[TMP1]] ; %1 = and i32 %a, 2 %2 = icmp ne i32 %1, 0 %3 = icmp ugt i32 %a, 3 %or.cond = select i1 %2, i1 true, i1 %3 ret i1 %or.cond }