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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
174 lines
3.9 KiB
LLVM
174 lines
3.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -instcombine < %s | FileCheck %s
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declare void @foo()
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define i1 @test1(i32 %a, i32 %b) {
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; CHECK-LABEL: @test1(
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; CHECK-NEXT: [[TMP1:%.*]] = or i32 %a, %b
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; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 0
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; CHECK-NEXT: ret i1 [[TMP2]]
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;
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%1 = icmp slt i32 %a, 0
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%2 = icmp slt i32 %b, 0
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%or.cond = or i1 %1, %2
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ret i1 %or.cond
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}
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define i1 @test2(i32 %a, i32 %b) {
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; CHECK-LABEL: @test2(
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; CHECK-NEXT: [[TMP1:%.*]] = and i32 %a, %b
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; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[TMP1]], -1
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; CHECK-NEXT: ret i1 [[TMP2]]
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;
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%1 = icmp sgt i32 %a, -1
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%2 = icmp sgt i32 %b, -1
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%or.cond = or i1 %1, %2
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ret i1 %or.cond
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}
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define i1 @test3(i32 %a, i32 %b) {
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; CHECK-LABEL: @test3(
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; CHECK-NEXT: [[TMP1:%.*]] = and i32 %a, %b
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; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 0
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; CHECK-NEXT: ret i1 [[TMP2]]
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;
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%1 = icmp slt i32 %a, 0
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%2 = icmp slt i32 %b, 0
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%or.cond = and i1 %1, %2
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ret i1 %or.cond
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}
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define i1 @test4(i32 %a, i32 %b) {
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; CHECK-LABEL: @test4(
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; CHECK-NEXT: [[TMP1:%.*]] = or i32 %a, %b
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; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[TMP1]], -1
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; CHECK-NEXT: ret i1 [[TMP2]]
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;
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%1 = icmp sgt i32 %a, -1
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%2 = icmp sgt i32 %b, -1
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%or.cond = and i1 %1, %2
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ret i1 %or.cond
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}
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define void @test5(i32 %a) {
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; CHECK-LABEL: @test5(
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; CHECK-NEXT: [[TMP1:%.*]] = and i32 %a, -2013265920
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; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0
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; CHECK-NEXT: br i1 [[TMP2]], label %if.then, label %if.end
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;
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%and = and i32 %a, 134217728
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%1 = icmp eq i32 %and, 0
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%2 = icmp sgt i32 %a, -1
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%or.cond = and i1 %1, %2
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br i1 %or.cond, label %if.then, label %if.end
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if.then:
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tail call void @foo() nounwind
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ret void
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if.end:
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ret void
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}
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define void @test6(i32 %a) {
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; CHECK-LABEL: @test6(
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; CHECK-NEXT: [[TMP1:%.*]] = and i32 %a, -2013265920
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; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0
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; CHECK-NEXT: br i1 [[TMP2]], label %if.then, label %if.end
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;
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%1 = icmp sgt i32 %a, -1
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%and = and i32 %a, 134217728
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%2 = icmp eq i32 %and, 0
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%or.cond = and i1 %1, %2
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br i1 %or.cond, label %if.then, label %if.end
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if.then:
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tail call void @foo() nounwind
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ret void
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if.end:
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ret void
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}
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define void @test7(i32 %a) {
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; CHECK-LABEL: @test7(
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; CHECK-NEXT: [[TMP1:%.*]] = and i32 %a, -2013265920
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; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0
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; CHECK-NEXT: br i1 [[TMP2]], label %if.end, label %if.then
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;
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%and = and i32 %a, 134217728
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%1 = icmp ne i32 %and, 0
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%2 = icmp slt i32 %a, 0
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%or.cond = or i1 %1, %2
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br i1 %or.cond, label %if.then, label %if.end
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if.then:
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tail call void @foo() nounwind
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ret void
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if.end:
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ret void
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}
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define void @test8(i32 %a) {
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; CHECK-LABEL: @test8(
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; CHECK-NEXT: [[TMP1:%.*]] = and i32 %a, -2013265920
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; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0
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; CHECK-NEXT: br i1 [[TMP2]], label %if.end, label %if.then
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;
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%1 = icmp slt i32 %a, 0
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%and = and i32 %a, 134217728
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%2 = icmp ne i32 %and, 0
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%or.cond = or i1 %1, %2
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br i1 %or.cond, label %if.then, label %if.end
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if.then:
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tail call void @foo()
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ret void
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if.end:
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ret void
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}
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define i1 @test9(i32 %a) {
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; CHECK-LABEL: @test9(
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; CHECK-NEXT: [[TMP1:%.*]] = and i32 %a, -1073741824
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; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 1073741824
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; CHECK-NEXT: ret i1 [[TMP2]]
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;
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%1 = and i32 %a, 1073741824
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%2 = icmp ne i32 %1, 0
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%3 = icmp sgt i32 %a, -1
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%or.cond = and i1 %2, %3
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ret i1 %or.cond
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}
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define i1 @test10(i32 %a) {
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; CHECK-LABEL: @test10(
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; CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 %a, 2
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; CHECK-NEXT: ret i1 [[TMP1]]
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;
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%1 = and i32 %a, 2
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%2 = icmp eq i32 %1, 0
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%3 = icmp ult i32 %a, 4
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%or.cond = and i1 %2, %3
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ret i1 %or.cond
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}
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define i1 @test11(i32 %a) {
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; CHECK-LABEL: @test11(
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; CHECK-NEXT: [[TMP1:%.*]] = icmp ugt i32 %a, 1
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; CHECK-NEXT: ret i1 [[TMP1]]
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;
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%1 = and i32 %a, 2
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%2 = icmp ne i32 %1, 0
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%3 = icmp ugt i32 %a, 3
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%or.cond = or i1 %2, %3
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ret i1 %or.cond
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}
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