From: Craig Topper Date: Tue, 23 May 2017 17:57:36 +0000 (+0000) Subject: [InstSimplify] auto-generate test checks. NFC X-Git-Tag: llvmorg-5.0.0-rc1~4491 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=15288da29331e1ea49ebba445b7c2f694ee7ced3;p=platform%2Fupstream%2Fllvm.git [InstSimplify] auto-generate test checks. NFC llvm-svn: 303664 --- diff --git a/llvm/test/Transforms/InstSimplify/call.ll b/llvm/test/Transforms/InstSimplify/call.ll index 988ec2b..c6d73c5 100644 --- a/llvm/test/Transforms/InstSimplify/call.ll +++ b/llvm/test/Transforms/InstSimplify/call.ll @@ -1,3 +1,4 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -instsimplify -S | FileCheck %s ; RUN: opt < %s -passes=instsimplify -S | FileCheck %s @@ -8,57 +9,64 @@ declare {i8, i1} @llvm.umul.with.overflow.i8(i8 %a, i8 %b) define i1 @test_uadd1() { ; CHECK-LABEL: @test_uadd1( +; CHECK-NEXT: ret i1 true +; %x = call {i8, i1} @llvm.uadd.with.overflow.i8(i8 254, i8 3) %overflow = extractvalue {i8, i1} %x, 1 ret i1 %overflow -; CHECK-NEXT: ret i1 true } define i8 @test_uadd2() { ; CHECK-LABEL: @test_uadd2( +; CHECK-NEXT: ret i8 42 +; %x = call {i8, i1} @llvm.uadd.with.overflow.i8(i8 254, i8 44) %result = extractvalue {i8, i1} %x, 0 ret i8 %result -; CHECK-NEXT: ret i8 42 } define {i8, i1} @test_usub1(i8 %V) { ; CHECK-LABEL: @test_usub1( +; CHECK-NEXT: ret { i8, i1 } zeroinitializer +; %x = call {i8, i1} @llvm.usub.with.overflow.i8(i8 %V, i8 %V) ret {i8, i1} %x -; CHECK-NEXT: ret { i8, i1 } zeroinitializer } define {i8, i1} @test_ssub1(i8 %V) { ; CHECK-LABEL: @test_ssub1( +; CHECK-NEXT: ret { i8, i1 } zeroinitializer +; %x = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 %V, i8 %V) ret {i8, i1} %x -; CHECK-NEXT: ret { i8, i1 } zeroinitializer } define {i8, i1} @test_umul1(i8 %V) { ; CHECK-LABEL: @test_umul1( +; CHECK-NEXT: ret { i8, i1 } zeroinitializer +; %x = call {i8, i1} @llvm.umul.with.overflow.i8(i8 %V, i8 0) ret {i8, i1} %x -; CHECK-NEXT: ret { i8, i1 } zeroinitializer } declare i256 @llvm.cttz.i256(i256 %src, i1 %is_zero_undef) define i256 @test_cttz() { ; CHECK-LABEL: @test_cttz( +; CHECK-NEXT: ret i256 1 +; %x = call i256 @llvm.cttz.i256(i256 10, i1 false) ret i256 %x -; CHECK-NEXT: ret i256 1 } declare i256 @llvm.ctpop.i256(i256 %src) define i256 @test_ctpop() { ; CHECK-LABEL: @test_ctpop( +; CHECK-NEXT: ret i256 2 +; %x = call i256 @llvm.ctpop.i256(i256 10) ret i256 %x -; CHECK-NEXT: ret i256 2 } ; Test a non-intrinsic that we know about as a library call. @@ -66,14 +74,15 @@ declare float @fabs(float %x) define float @test_fabs_libcall() { ; CHECK-LABEL: @test_fabs_libcall( +; CHECK-NEXT: [[X:%.*]] = call float @fabs(float -4.200000e+01) +; CHECK-NEXT: ret float 4.200000e+01 +; %x = call float @fabs(float -42.0) ; This is still a real function call, so instsimplify won't nuke it -- other ; passes have to do that. -; CHECK-NEXT: call float @fabs ret float %x -; CHECK-NEXT: ret float 4.2{{0+}}e+01 } @@ -87,34 +96,35 @@ declare float @llvm.nearbyint.f32(float) nounwind readnone ; Test idempotent intrinsics define float @test_idempotence(float %a) { ; CHECK-LABEL: @test_idempotence( +; CHECK-NEXT: [[A0:%.*]] = call float @llvm.fabs.f32(float [[A:%.*]]) +; CHECK-NEXT: [[B0:%.*]] = call float @llvm.floor.f32(float [[A]]) +; CHECK-NEXT: [[C0:%.*]] = call float @llvm.ceil.f32(float [[A]]) +; CHECK-NEXT: [[D0:%.*]] = call float @llvm.trunc.f32(float [[A]]) +; CHECK-NEXT: [[E0:%.*]] = call float @llvm.rint.f32(float [[A]]) +; CHECK-NEXT: [[F0:%.*]] = call float @llvm.nearbyint.f32(float [[A]]) +; CHECK-NEXT: [[R0:%.*]] = fadd float [[A0]], [[B0]] +; CHECK-NEXT: [[R1:%.*]] = fadd float [[R0]], [[C0]] +; CHECK-NEXT: [[R2:%.*]] = fadd float [[R1]], [[D0]] +; CHECK-NEXT: [[R3:%.*]] = fadd float [[R2]], [[E0]] +; CHECK-NEXT: [[R4:%.*]] = fadd float [[R3]], [[F0]] +; CHECK-NEXT: ret float [[R4]] +; -; CHECK: fabs -; CHECK-NOT: fabs %a0 = call float @llvm.fabs.f32(float %a) %a1 = call float @llvm.fabs.f32(float %a0) -; CHECK: floor -; CHECK-NOT: floor %b0 = call float @llvm.floor.f32(float %a) %b1 = call float @llvm.floor.f32(float %b0) -; CHECK: ceil -; CHECK-NOT: ceil %c0 = call float @llvm.ceil.f32(float %a) %c1 = call float @llvm.ceil.f32(float %c0) -; CHECK: trunc -; CHECK-NOT: trunc %d0 = call float @llvm.trunc.f32(float %a) %d1 = call float @llvm.trunc.f32(float %d0) -; CHECK: rint -; CHECK-NOT: rint %e0 = call float @llvm.rint.f32(float %a) %e1 = call float @llvm.rint.f32(float %e0) -; CHECK: nearbyint -; CHECK-NOT: nearbyint %f0 = call float @llvm.nearbyint.f32(float %a) %f1 = call float @llvm.nearbyint.f32(float %f0) @@ -128,6 +138,17 @@ define float @test_idempotence(float %a) { } define i8* @operator_new() { +; CHECK-LABEL: @operator_new( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CALL:%.*]] = tail call noalias i8* @_Znwm(i64 8) +; CHECK-NEXT: br i1 false, label [[CAST_END:%.*]], label [[CAST_NOTNULL:%.*]] +; CHECK: cast.notnull: +; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i8, i8* [[CALL]], i64 4 +; CHECK-NEXT: br label [[CAST_END]] +; CHECK: cast.end: +; CHECK-NEXT: [[CAST_RESULT:%.*]] = phi i8* [ [[ADD_PTR]], [[CAST_NOTNULL]] ], [ null, [[ENTRY:%.*]] ] +; CHECK-NEXT: ret i8* [[CAST_RESULT]] +; entry: %call = tail call noalias i8* @_Znwm(i64 8) %cmp = icmp eq i8* %call, null @@ -141,8 +162,6 @@ cast.end: ; preds = %cast.notnull, %entr %cast.result = phi i8* [ %add.ptr, %cast.notnull ], [ null, %entry ] ret i8* %cast.result -; CHECK-LABEL: @operator_new -; CHECK: br i1 false, label %cast.end, label %cast.notnull } declare nonnull noalias i8* @_Znwm(i64) @@ -151,6 +170,18 @@ declare nonnull noalias i8* @_Znwm(i64) @_ZSt7nothrow = external global %"struct.std::nothrow_t" define i8* @operator_new_nothrow_t() { +; CHECK-LABEL: @operator_new_nothrow_t( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CALL:%.*]] = tail call noalias i8* @_ZnamRKSt9nothrow_t(i64 8, %"struct.std::nothrow_t"* @_ZSt7nothrow) +; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8* [[CALL]], null +; CHECK-NEXT: br i1 [[CMP]], label [[CAST_END:%.*]], label [[CAST_NOTNULL:%.*]] +; CHECK: cast.notnull: +; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i8, i8* [[CALL]], i64 4 +; CHECK-NEXT: br label [[CAST_END]] +; CHECK: cast.end: +; CHECK-NEXT: [[CAST_RESULT:%.*]] = phi i8* [ [[ADD_PTR]], [[CAST_NOTNULL]] ], [ null, [[ENTRY:%.*]] ] +; CHECK-NEXT: ret i8* [[CAST_RESULT]] +; entry: %call = tail call noalias i8* @_ZnamRKSt9nothrow_t(i64 8, %"struct.std::nothrow_t"* @_ZSt7nothrow) %cmp = icmp eq i8* %call, null @@ -164,13 +195,23 @@ cast.end: ; preds = %cast.notnull, %entr %cast.result = phi i8* [ %add.ptr, %cast.notnull ], [ null, %entry ] ret i8* %cast.result -; CHECK-LABEL: @operator_new_nothrow_t -; CHECK: br i1 %cmp, label %cast.end, label %cast.notnull } declare i8* @_ZnamRKSt9nothrow_t(i64, %"struct.std::nothrow_t"*) nounwind define i8* @malloc_can_return_null() { +; CHECK-LABEL: @malloc_can_return_null( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CALL:%.*]] = tail call noalias i8* @malloc(i64 8) +; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8* [[CALL]], null +; CHECK-NEXT: br i1 [[CMP]], label [[CAST_END:%.*]], label [[CAST_NOTNULL:%.*]] +; CHECK: cast.notnull: +; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i8, i8* [[CALL]], i64 4 +; CHECK-NEXT: br label [[CAST_END]] +; CHECK: cast.end: +; CHECK-NEXT: [[CAST_RESULT:%.*]] = phi i8* [ [[ADD_PTR]], [[CAST_NOTNULL]] ], [ null, [[ENTRY:%.*]] ] +; CHECK-NEXT: ret i8* [[CAST_RESULT]] +; entry: %call = tail call noalias i8* @malloc(i64 8) %cmp = icmp eq i8* %call, null @@ -184,38 +225,44 @@ cast.end: ; preds = %cast.notnull, %entr %cast.result = phi i8* [ %add.ptr, %cast.notnull ], [ null, %entry ] ret i8* %cast.result -; CHECK-LABEL: @malloc_can_return_null -; CHECK: br i1 %cmp, label %cast.end, label %cast.notnull } define i32 @call_null() { +; CHECK-LABEL: @call_null( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CALL:%.*]] = call i32 null() +; CHECK-NEXT: ret i32 undef +; entry: %call = call i32 null() ret i32 %call } -; CHECK-LABEL: define i32 @call_null( -; CHECK: ret i32 undef define i32 @call_undef() { +; CHECK-LABEL: @call_undef( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CALL:%.*]] = call i32 undef() +; CHECK-NEXT: ret i32 undef +; entry: %call = call i32 undef() ret i32 %call } -; CHECK-LABEL: define i32 @call_undef( -; CHECK: ret i32 undef @GV = private constant [8 x i32] [i32 42, i32 43, i32 44, i32 45, i32 46, i32 47, i32 48, i32 49] define <8 x i32> @partial_masked_load() { ; CHECK-LABEL: @partial_masked_load( -; CHECK: ret <8 x i32> +; CHECK-NEXT: ret <8 x i32> +; %masked.load = call <8 x i32> @llvm.masked.load.v8i32.p0v8i32(<8 x i32>* bitcast (i32* getelementptr ([8 x i32], [8 x i32]* @GV, i64 0, i64 -2) to <8 x i32>*), i32 4, <8 x i1> , <8 x i32> undef) ret <8 x i32> %masked.load } define <8 x i32> @masked_load_undef_mask(<8 x i32>* %V) { ; CHECK-LABEL: @masked_load_undef_mask( -; CHECK: ret <8 x i32> +; CHECK-NEXT: ret <8 x i32> +; %masked.load = call <8 x i32> @llvm.masked.load.v8i32.p0v8i32(<8 x i32>* %V, i32 4, <8 x i1> undef, <8 x i32> ) ret <8 x i32> %masked.load }