diff options
Diffstat (limited to 'llvm/test/Transforms')
-rw-r--r-- | llvm/test/Transforms/InstCombine/compare-udiv.ll | 94 |
1 files changed, 62 insertions, 32 deletions
diff --git a/llvm/test/Transforms/InstCombine/compare-udiv.ll b/llvm/test/Transforms/InstCombine/compare-udiv.ll index 140f9b52130..503bf052c42 100644 --- a/llvm/test/Transforms/InstCombine/compare-udiv.ll +++ b/llvm/test/Transforms/InstCombine/compare-udiv.ll @@ -1,132 +1,162 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -instcombine -S < %s | FileCheck %s -; CHECK-LABEL: @test1 -; CHECK: %cmp1 = icmp ugt i32 %d, %n 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 } -; CHECK-LABEL: @test2 -; CHECK: %cmp1 = icmp ugt i32 %d, 64 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 } -; CHECK-LABEL: @test3 -; CHECK: %cmp1 = icmp ule i32 %d, %n 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 } -; CHECK-LABEL: @test4 -; CHECK: %cmp1 = icmp ult i32 %d, 65 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 } -; CHECK-LABEL: @test5 -; CHECK: ret i1 true 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 } -; CHECK-LABEL: @test6 -; CHECK: %cmp1 = icmp ult i32 %d, 6 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 } ; (icmp ugt (udiv C1, X), C1) -> false. -; CHECK-LABEL: @test7 -; CHECK: ret i1 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 } -; CHECK-LABEL: @test8 -; CHECK: %cmp1 = icmp ult i32 %d, 2 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 } -; CHECK-LABEL: @test9 -; CHECK: %cmp1 = icmp ult i32 %d, 2 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 } -; CHECK-LABEL: @test10 -; CHECK: %cmp1 = icmp ult i32 %d, 3 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 } -; CHECK-LABEL: @test11 -; CHECK: %cmp1 = icmp ugt i32 %d, 4 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 } -; CHECK-LABEL: @test12 -; CHECK: %cmp1 = icmp ugt i32 %d, 2 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 } -; CHECK-LABEL: @test13 -; CHECK: %cmp1 = icmp ugt i32 %d, 1 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 } -; CHECK-LABEL: @test14 -; CHECK: %cmp1 = icmp ugt i32 %d, 1 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 } ; icmp ugt X, UINT_MAX -> false. -; CHECK-LABEL: @test15 -; CHECK: ret i1 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 } ; icmp ult X, UINT_MAX -> true. -; CHECK-LABEL: @test16 -; CHECK: ret i1 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 } + |