diff --git a/llvm/lib/IR/Verifier.cpp b/llvm/lib/IR/Verifier.cpp index 71261343b3482..70beb03f0608e 100644 --- a/llvm/lib/IR/Verifier.cpp +++ b/llvm/lib/IR/Verifier.cpp @@ -5517,7 +5517,7 @@ void Verifier::visitIntrinsicCall(Intrinsic::ID ID, CallBase &Call) { Call.getOperand(Elem.Begin + 1)->getType()->isPointerTy(), "arguments to separate_storage assumptions should be pointers", Call); - return; + continue; } Check(Elem.Tag->getKey() == "ignore" || Attribute::isExistingAttribute(Elem.Tag->getKey()), @@ -5534,7 +5534,7 @@ void Verifier::visitIntrinsicCall(Intrinsic::ID ID, CallBase &Call) { if (ArgCount == 3) Check(Call.getOperand(Elem.Begin + 2)->getType()->isIntegerTy(), "third argument should be an integer if present", Call); - return; + continue; } Check(ArgCount <= 2, "too many arguments", Call); if (Kind == Attribute::None) diff --git a/llvm/test/Transforms/LoopVectorize/dereferenceable-info-from-assumption-variable-size.ll b/llvm/test/Transforms/LoopVectorize/dereferenceable-info-from-assumption-variable-size.ll deleted file mode 100644 index 3e88672f29242..0000000000000 --- a/llvm/test/Transforms/LoopVectorize/dereferenceable-info-from-assumption-variable-size.ll +++ /dev/null @@ -1,407 +0,0 @@ -; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --version 5 -; RUN: opt -p loop-vectorize -force-vector-width=2 -S %s | FileCheck %s - -declare void @llvm.assume(i1) - -; %a is known dereferenceable via assume for the whole loop. -define void @deref_assumption_in_preheader_non_constant_trip_count_access_i8(ptr noalias noundef %a, ptr noalias %b, ptr noalias %c, i64 %n) nofree nosync { -; CHECK-LABEL: define void @deref_assumption_in_preheader_non_constant_trip_count_access_i8( -; CHECK-SAME: ptr noalias noundef [[A:%.*]], ptr noalias [[B:%.*]], ptr noalias [[C:%.*]], i64 [[N:%.*]]) #[[ATTR1:[0-9]+]] { -; CHECK-NEXT: [[ENTRY:.*]]: -; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[A]], i64 4), "dereferenceable"(ptr [[A]], i64 [[N]]) ] -; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 2 -; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] -; CHECK: [[VECTOR_PH]]: -; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 2 -; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] -; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] -; CHECK: [[VECTOR_BODY]]: -; CHECK-NEXT: [[TMP0:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_LOAD_CONTINUE2:.*]] ] -; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP0]] -; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, ptr [[TMP2]], i32 0 -; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i8>, ptr [[TMP3]], align 1 -; CHECK-NEXT: [[TMP4:%.*]] = icmp sge <2 x i8> [[WIDE_LOAD]], zeroinitializer -; CHECK-NEXT: [[TMP15:%.*]] = xor <2 x i1> [[TMP4]], splat (i1 true) -; CHECK-NEXT: [[TMP5:%.*]] = extractelement <2 x i1> [[TMP15]], i32 0 -; CHECK-NEXT: br i1 [[TMP5]], label %[[PRED_LOAD_IF:.*]], label %[[PRED_LOAD_CONTINUE:.*]] -; CHECK: [[PRED_LOAD_IF]]: -; CHECK-NEXT: [[TMP19:%.*]] = add i64 [[TMP0]], 0 -; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP19]] -; CHECK-NEXT: [[TMP17:%.*]] = load i8, ptr [[TMP16]], align 1 -; CHECK-NEXT: [[TMP18:%.*]] = insertelement <2 x i8> poison, i8 [[TMP17]], i32 0 -; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE]] -; CHECK: [[PRED_LOAD_CONTINUE]]: -; CHECK-NEXT: [[TMP9:%.*]] = phi <2 x i8> [ poison, %[[VECTOR_BODY]] ], [ [[TMP18]], %[[PRED_LOAD_IF]] ] -; CHECK-NEXT: [[TMP10:%.*]] = extractelement <2 x i1> [[TMP15]], i32 1 -; CHECK-NEXT: br i1 [[TMP10]], label %[[PRED_LOAD_IF1:.*]], label %[[PRED_LOAD_CONTINUE2]] -; CHECK: [[PRED_LOAD_IF1]]: -; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[TMP0]], 1 -; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP11]] -; CHECK-NEXT: [[TMP13:%.*]] = load i8, ptr [[TMP12]], align 1 -; CHECK-NEXT: [[TMP14:%.*]] = insertelement <2 x i8> [[TMP9]], i8 [[TMP13]], i32 1 -; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE2]] -; CHECK: [[PRED_LOAD_CONTINUE2]]: -; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = phi <2 x i8> [ [[TMP9]], %[[PRED_LOAD_CONTINUE]] ], [ [[TMP14]], %[[PRED_LOAD_IF1]] ] -; CHECK-NEXT: [[PREDPHI:%.*]] = select <2 x i1> [[TMP4]], <2 x i8> [[WIDE_LOAD]], <2 x i8> [[WIDE_LOAD1]] -; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i8, ptr [[C]], i64 [[TMP0]] -; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i8, ptr [[TMP6]], i32 0 -; CHECK-NEXT: store <2 x i8> [[PREDPHI]], ptr [[TMP7]], align 1 -; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[TMP0]], 2 -; CHECK-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] -; CHECK-NEXT: br i1 [[TMP8]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] -; CHECK: [[MIDDLE_BLOCK]]: -; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] -; CHECK-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]] -; CHECK: [[SCALAR_PH]]: -; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ] -; CHECK-NEXT: br label %[[LOOP_HEADER:.*]] -; CHECK: [[LOOP_HEADER]]: -; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP_LATCH:.*]] ] -; CHECK-NEXT: [[GEP_A:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[IV]] -; CHECK-NEXT: [[GEP_B:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[IV]] -; CHECK-NEXT: [[L_B:%.*]] = load i8, ptr [[GEP_B]], align 1 -; CHECK-NEXT: [[C_1:%.*]] = icmp sge i8 [[L_B]], 0 -; CHECK-NEXT: br i1 [[C_1]], label %[[LOOP_LATCH]], label %[[LOOP_THEN:.*]] -; CHECK: [[LOOP_THEN]]: -; CHECK-NEXT: [[L_A:%.*]] = load i8, ptr [[GEP_A]], align 1 -; CHECK-NEXT: br label %[[LOOP_LATCH]] -; CHECK: [[LOOP_LATCH]]: -; CHECK-NEXT: [[MERGE:%.*]] = phi i8 [ [[L_A]], %[[LOOP_THEN]] ], [ [[L_B]], %[[LOOP_HEADER]] ] -; CHECK-NEXT: [[GEP_C:%.*]] = getelementptr inbounds i8, ptr [[C]], i64 [[IV]] -; CHECK-NEXT: store i8 [[MERGE]], ptr [[GEP_C]], align 1 -; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 -; CHECK-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] -; CHECK-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP_HEADER]], !llvm.loop [[LOOP3:![0-9]+]] -; CHECK: [[EXIT]]: -; CHECK-NEXT: ret void -; -entry: - call void @llvm.assume(i1 true) [ "align"(ptr %a, i64 4), "dereferenceable"(ptr %a, i64 %n) ] - br label %loop.header - -loop.header: - %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop.latch ] - %gep.a = getelementptr inbounds i8, ptr %a, i64 %iv - %gep.b = getelementptr inbounds i8, ptr %b, i64 %iv - %l.b = load i8, ptr %gep.b, align 1 - %c.1 = icmp sge i8 %l.b, 0 - br i1 %c.1, label %loop.latch, label %loop.then - -loop.then: - %l.a = load i8, ptr %gep.a, align 1 - br label %loop.latch - -loop.latch: - %merge = phi i8 [ %l.a, %loop.then ], [ %l.b, %loop.header ] - %gep.c = getelementptr inbounds i8, ptr %c, i64 %iv - store i8 %merge, ptr %gep.c, align 1 - %iv.next = add nuw nsw i64 %iv, 1 - %ec = icmp eq i64 %iv.next, %n - br i1 %ec, label %exit, label %loop.header - -exit: - ret void -} - -; %a is known dereferenceable via assume for the whole loop. -define void @deref_assumption_in_preheader_non_constant_trip_count_access_i32(ptr noalias noundef %a, ptr noalias %b, ptr noalias %c, i64 %n) nofree nosync { -; CHECK-LABEL: define void @deref_assumption_in_preheader_non_constant_trip_count_access_i32( -; CHECK-SAME: ptr noalias noundef [[A:%.*]], ptr noalias [[B:%.*]], ptr noalias [[C:%.*]], i64 [[N:%.*]]) #[[ATTR1]] { -; CHECK-NEXT: [[ENTRY:.*]]: -; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i64 [[N]], 4 -; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[A]], i64 4), "dereferenceable"(ptr [[A]], i64 [[MUL]]) ] -; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 2 -; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] -; CHECK: [[VECTOR_PH]]: -; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 2 -; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] -; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] -; CHECK: [[VECTOR_BODY]]: -; CHECK-NEXT: [[TMP0:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_LOAD_CONTINUE2:.*]] ] -; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[B]], i64 [[TMP0]] -; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, ptr [[TMP2]], i32 0 -; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i32>, ptr [[TMP3]], align 1 -; CHECK-NEXT: [[TMP4:%.*]] = icmp sge <2 x i32> [[WIDE_LOAD]], zeroinitializer -; CHECK-NEXT: [[TMP15:%.*]] = xor <2 x i1> [[TMP4]], splat (i1 true) -; CHECK-NEXT: [[TMP5:%.*]] = extractelement <2 x i1> [[TMP15]], i32 0 -; CHECK-NEXT: br i1 [[TMP5]], label %[[PRED_LOAD_IF:.*]], label %[[PRED_LOAD_CONTINUE:.*]] -; CHECK: [[PRED_LOAD_IF]]: -; CHECK-NEXT: [[TMP19:%.*]] = add i64 [[TMP0]], 0 -; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP19]] -; CHECK-NEXT: [[TMP17:%.*]] = load i32, ptr [[TMP16]], align 1 -; CHECK-NEXT: [[TMP18:%.*]] = insertelement <2 x i32> poison, i32 [[TMP17]], i32 0 -; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE]] -; CHECK: [[PRED_LOAD_CONTINUE]]: -; CHECK-NEXT: [[TMP9:%.*]] = phi <2 x i32> [ poison, %[[VECTOR_BODY]] ], [ [[TMP18]], %[[PRED_LOAD_IF]] ] -; CHECK-NEXT: [[TMP10:%.*]] = extractelement <2 x i1> [[TMP15]], i32 1 -; CHECK-NEXT: br i1 [[TMP10]], label %[[PRED_LOAD_IF1:.*]], label %[[PRED_LOAD_CONTINUE2]] -; CHECK: [[PRED_LOAD_IF1]]: -; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[TMP0]], 1 -; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP11]] -; CHECK-NEXT: [[TMP13:%.*]] = load i32, ptr [[TMP12]], align 1 -; CHECK-NEXT: [[TMP14:%.*]] = insertelement <2 x i32> [[TMP9]], i32 [[TMP13]], i32 1 -; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE2]] -; CHECK: [[PRED_LOAD_CONTINUE2]]: -; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = phi <2 x i32> [ [[TMP9]], %[[PRED_LOAD_CONTINUE]] ], [ [[TMP14]], %[[PRED_LOAD_IF1]] ] -; CHECK-NEXT: [[PREDPHI:%.*]] = select <2 x i1> [[TMP4]], <2 x i32> [[WIDE_LOAD]], <2 x i32> [[WIDE_LOAD1]] -; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[C]], i64 [[TMP0]] -; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[TMP6]], i32 0 -; CHECK-NEXT: store <2 x i32> [[PREDPHI]], ptr [[TMP7]], align 1 -; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[TMP0]], 2 -; CHECK-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] -; CHECK-NEXT: br i1 [[TMP8]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] -; CHECK: [[MIDDLE_BLOCK]]: -; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] -; CHECK-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]] -; CHECK: [[SCALAR_PH]]: -; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ] -; CHECK-NEXT: br label %[[LOOP_HEADER:.*]] -; CHECK: [[LOOP_HEADER]]: -; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP_LATCH:.*]] ] -; CHECK-NEXT: [[GEP_A:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] -; CHECK-NEXT: [[GEP_B:%.*]] = getelementptr inbounds i32, ptr [[B]], i64 [[IV]] -; CHECK-NEXT: [[L_B:%.*]] = load i32, ptr [[GEP_B]], align 1 -; CHECK-NEXT: [[C_1:%.*]] = icmp sge i32 [[L_B]], 0 -; CHECK-NEXT: br i1 [[C_1]], label %[[LOOP_LATCH]], label %[[LOOP_THEN:.*]] -; CHECK: [[LOOP_THEN]]: -; CHECK-NEXT: [[L_A:%.*]] = load i32, ptr [[GEP_A]], align 1 -; CHECK-NEXT: br label %[[LOOP_LATCH]] -; CHECK: [[LOOP_LATCH]]: -; CHECK-NEXT: [[MERGE:%.*]] = phi i32 [ [[L_A]], %[[LOOP_THEN]] ], [ [[L_B]], %[[LOOP_HEADER]] ] -; CHECK-NEXT: [[GEP_C:%.*]] = getelementptr inbounds i32, ptr [[C]], i64 [[IV]] -; CHECK-NEXT: store i32 [[MERGE]], ptr [[GEP_C]], align 1 -; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 -; CHECK-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] -; CHECK-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP_HEADER]], !llvm.loop [[LOOP5:![0-9]+]] -; CHECK: [[EXIT]]: -; CHECK-NEXT: ret void -; -entry: - %mul = mul nsw nuw i64 %n, 4 - call void @llvm.assume(i1 true) [ "align"(ptr %a, i64 4), "dereferenceable"(ptr %a, i64 %mul) ] - br label %loop.header - -loop.header: - %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop.latch ] - %gep.a = getelementptr inbounds i32, ptr %a, i64 %iv - %gep.b = getelementptr inbounds i32, ptr %b, i64 %iv - %l.b = load i32, ptr %gep.b, align 1 - %c.1 = icmp sge i32 %l.b, 0 - br i1 %c.1, label %loop.latch, label %loop.then - -loop.then: - %l.a = load i32, ptr %gep.a, align 1 - br label %loop.latch - -loop.latch: - %merge = phi i32 [ %l.a, %loop.then ], [ %l.b, %loop.header ] - %gep.c = getelementptr inbounds i32, ptr %c, i64 %iv - store i32 %merge, ptr %gep.c, align 1 - %iv.next = add nuw nsw i64 %iv, 1 - %ec = icmp eq i64 %iv.next, %n - br i1 %ec, label %exit, label %loop.header - -exit: - ret void -} - - -; %a is NOT known dereferenceable via assume for the whole loop. -define void @deref_assumption_in_preheader_too_small_non_constant_trip_count_access_i32(ptr noalias noundef %a, ptr noalias %b, ptr noalias %c, i64 %n) nofree nosync { -; CHECK-LABEL: define void @deref_assumption_in_preheader_too_small_non_constant_trip_count_access_i32( -; CHECK-SAME: ptr noalias noundef [[A:%.*]], ptr noalias [[B:%.*]], ptr noalias [[C:%.*]], i64 [[N:%.*]]) #[[ATTR1]] { -; CHECK-NEXT: [[ENTRY:.*]]: -; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[A]], i64 4), "dereferenceable"(ptr [[A]], i64 [[N]]) ] -; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 2 -; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] -; CHECK: [[VECTOR_PH]]: -; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 2 -; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] -; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] -; CHECK: [[VECTOR_BODY]]: -; CHECK-NEXT: [[TMP0:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_LOAD_CONTINUE2:.*]] ] -; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[B]], i64 [[TMP0]] -; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, ptr [[TMP2]], i32 0 -; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i32>, ptr [[TMP3]], align 1 -; CHECK-NEXT: [[TMP4:%.*]] = icmp sge <2 x i32> [[WIDE_LOAD]], zeroinitializer -; CHECK-NEXT: [[TMP15:%.*]] = xor <2 x i1> [[TMP4]], splat (i1 true) -; CHECK-NEXT: [[TMP5:%.*]] = extractelement <2 x i1> [[TMP15]], i32 0 -; CHECK-NEXT: br i1 [[TMP5]], label %[[PRED_LOAD_IF:.*]], label %[[PRED_LOAD_CONTINUE:.*]] -; CHECK: [[PRED_LOAD_IF]]: -; CHECK-NEXT: [[TMP19:%.*]] = add i64 [[TMP0]], 0 -; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP19]] -; CHECK-NEXT: [[TMP17:%.*]] = load i32, ptr [[TMP16]], align 1 -; CHECK-NEXT: [[TMP18:%.*]] = insertelement <2 x i32> poison, i32 [[TMP17]], i32 0 -; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE]] -; CHECK: [[PRED_LOAD_CONTINUE]]: -; CHECK-NEXT: [[TMP9:%.*]] = phi <2 x i32> [ poison, %[[VECTOR_BODY]] ], [ [[TMP18]], %[[PRED_LOAD_IF]] ] -; CHECK-NEXT: [[TMP10:%.*]] = extractelement <2 x i1> [[TMP15]], i32 1 -; CHECK-NEXT: br i1 [[TMP10]], label %[[PRED_LOAD_IF1:.*]], label %[[PRED_LOAD_CONTINUE2]] -; CHECK: [[PRED_LOAD_IF1]]: -; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[TMP0]], 1 -; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP11]] -; CHECK-NEXT: [[TMP13:%.*]] = load i32, ptr [[TMP12]], align 1 -; CHECK-NEXT: [[TMP14:%.*]] = insertelement <2 x i32> [[TMP9]], i32 [[TMP13]], i32 1 -; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE2]] -; CHECK: [[PRED_LOAD_CONTINUE2]]: -; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = phi <2 x i32> [ [[TMP9]], %[[PRED_LOAD_CONTINUE]] ], [ [[TMP14]], %[[PRED_LOAD_IF1]] ] -; CHECK-NEXT: [[PREDPHI:%.*]] = select <2 x i1> [[TMP4]], <2 x i32> [[WIDE_LOAD]], <2 x i32> [[WIDE_LOAD1]] -; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[C]], i64 [[TMP0]] -; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[TMP6]], i32 0 -; CHECK-NEXT: store <2 x i32> [[PREDPHI]], ptr [[TMP7]], align 1 -; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[TMP0]], 2 -; CHECK-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] -; CHECK-NEXT: br i1 [[TMP8]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] -; CHECK: [[MIDDLE_BLOCK]]: -; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] -; CHECK-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]] -; CHECK: [[SCALAR_PH]]: -; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ] -; CHECK-NEXT: br label %[[LOOP_HEADER:.*]] -; CHECK: [[LOOP_HEADER]]: -; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP_LATCH:.*]] ] -; CHECK-NEXT: [[GEP_A:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] -; CHECK-NEXT: [[GEP_B:%.*]] = getelementptr inbounds i32, ptr [[B]], i64 [[IV]] -; CHECK-NEXT: [[L_B:%.*]] = load i32, ptr [[GEP_B]], align 1 -; CHECK-NEXT: [[C_1:%.*]] = icmp sge i32 [[L_B]], 0 -; CHECK-NEXT: br i1 [[C_1]], label %[[LOOP_LATCH]], label %[[LOOP_THEN:.*]] -; CHECK: [[LOOP_THEN]]: -; CHECK-NEXT: [[L_A:%.*]] = load i32, ptr [[GEP_A]], align 1 -; CHECK-NEXT: br label %[[LOOP_LATCH]] -; CHECK: [[LOOP_LATCH]]: -; CHECK-NEXT: [[MERGE:%.*]] = phi i32 [ [[L_A]], %[[LOOP_THEN]] ], [ [[L_B]], %[[LOOP_HEADER]] ] -; CHECK-NEXT: [[GEP_C:%.*]] = getelementptr inbounds i32, ptr [[C]], i64 [[IV]] -; CHECK-NEXT: store i32 [[MERGE]], ptr [[GEP_C]], align 1 -; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 -; CHECK-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] -; CHECK-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP_HEADER]], !llvm.loop [[LOOP7:![0-9]+]] -; CHECK: [[EXIT]]: -; CHECK-NEXT: ret void -; -entry: - call void @llvm.assume(i1 true) [ "align"(ptr %a, i64 4), "dereferenceable"(ptr %a, i64 %n) ] - br label %loop.header - -loop.header: - %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop.latch ] - %gep.a = getelementptr inbounds i32, ptr %a, i64 %iv - %gep.b = getelementptr inbounds i32, ptr %b, i64 %iv - %l.b = load i32, ptr %gep.b, align 1 - %c.1 = icmp sge i32 %l.b, 0 - br i1 %c.1, label %loop.latch, label %loop.then - -loop.then: - %l.a = load i32, ptr %gep.a, align 1 - br label %loop.latch - -loop.latch: - %merge = phi i32 [ %l.a, %loop.then ], [ %l.b, %loop.header ] - %gep.c = getelementptr inbounds i32, ptr %c, i64 %iv - store i32 %merge, ptr %gep.c, align 1 - %iv.next = add nuw nsw i64 %iv, 1 - %ec = icmp eq i64 %iv.next, %n - br i1 %ec, label %exit, label %loop.header - -exit: - ret void -} - -; %a is NOT known dereferenceable via assume for the whole loop. -define void @deref_assumption_in_preheader_too_small2_non_constant_trip_count_access_i32(ptr noalias noundef %a, ptr noalias %b, ptr noalias %c, i64 %n) nofree nosync { -; CHECK-LABEL: define void @deref_assumption_in_preheader_too_small2_non_constant_trip_count_access_i32( -; CHECK-SAME: ptr noalias noundef [[A:%.*]], ptr noalias [[B:%.*]], ptr noalias [[C:%.*]], i64 [[N:%.*]]) #[[ATTR1]] { -; CHECK-NEXT: [[ENTRY:.*]]: -; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[A]], i64 4), "dereferenceable"(ptr [[A]], i64 100) ] -; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 2 -; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] -; CHECK: [[VECTOR_PH]]: -; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 2 -; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] -; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] -; CHECK: [[VECTOR_BODY]]: -; CHECK-NEXT: [[TMP0:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_LOAD_CONTINUE2:.*]] ] -; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[B]], i64 [[TMP0]] -; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, ptr [[TMP2]], i32 0 -; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i32>, ptr [[TMP3]], align 1 -; CHECK-NEXT: [[TMP4:%.*]] = icmp sge <2 x i32> [[WIDE_LOAD]], zeroinitializer -; CHECK-NEXT: [[TMP15:%.*]] = xor <2 x i1> [[TMP4]], splat (i1 true) -; CHECK-NEXT: [[TMP5:%.*]] = extractelement <2 x i1> [[TMP15]], i32 0 -; CHECK-NEXT: br i1 [[TMP5]], label %[[PRED_LOAD_IF:.*]], label %[[PRED_LOAD_CONTINUE:.*]] -; CHECK: [[PRED_LOAD_IF]]: -; CHECK-NEXT: [[TMP19:%.*]] = add i64 [[TMP0]], 0 -; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP19]] -; CHECK-NEXT: [[TMP17:%.*]] = load i32, ptr [[TMP16]], align 1 -; CHECK-NEXT: [[TMP18:%.*]] = insertelement <2 x i32> poison, i32 [[TMP17]], i32 0 -; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE]] -; CHECK: [[PRED_LOAD_CONTINUE]]: -; CHECK-NEXT: [[TMP9:%.*]] = phi <2 x i32> [ poison, %[[VECTOR_BODY]] ], [ [[TMP18]], %[[PRED_LOAD_IF]] ] -; CHECK-NEXT: [[TMP10:%.*]] = extractelement <2 x i1> [[TMP15]], i32 1 -; CHECK-NEXT: br i1 [[TMP10]], label %[[PRED_LOAD_IF1:.*]], label %[[PRED_LOAD_CONTINUE2]] -; CHECK: [[PRED_LOAD_IF1]]: -; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[TMP0]], 1 -; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP11]] -; CHECK-NEXT: [[TMP13:%.*]] = load i32, ptr [[TMP12]], align 1 -; CHECK-NEXT: [[TMP14:%.*]] = insertelement <2 x i32> [[TMP9]], i32 [[TMP13]], i32 1 -; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE2]] -; CHECK: [[PRED_LOAD_CONTINUE2]]: -; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = phi <2 x i32> [ [[TMP9]], %[[PRED_LOAD_CONTINUE]] ], [ [[TMP14]], %[[PRED_LOAD_IF1]] ] -; CHECK-NEXT: [[PREDPHI:%.*]] = select <2 x i1> [[TMP4]], <2 x i32> [[WIDE_LOAD]], <2 x i32> [[WIDE_LOAD1]] -; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[C]], i64 [[TMP0]] -; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[TMP6]], i32 0 -; CHECK-NEXT: store <2 x i32> [[PREDPHI]], ptr [[TMP7]], align 1 -; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[TMP0]], 2 -; CHECK-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] -; CHECK-NEXT: br i1 [[TMP8]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] -; CHECK: [[MIDDLE_BLOCK]]: -; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] -; CHECK-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]] -; CHECK: [[SCALAR_PH]]: -; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ] -; CHECK-NEXT: br label %[[LOOP_HEADER:.*]] -; CHECK: [[LOOP_HEADER]]: -; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP_LATCH:.*]] ] -; CHECK-NEXT: [[GEP_A:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] -; CHECK-NEXT: [[GEP_B:%.*]] = getelementptr inbounds i32, ptr [[B]], i64 [[IV]] -; CHECK-NEXT: [[L_B:%.*]] = load i32, ptr [[GEP_B]], align 1 -; CHECK-NEXT: [[C_1:%.*]] = icmp sge i32 [[L_B]], 0 -; CHECK-NEXT: br i1 [[C_1]], label %[[LOOP_LATCH]], label %[[LOOP_THEN:.*]] -; CHECK: [[LOOP_THEN]]: -; CHECK-NEXT: [[L_A:%.*]] = load i32, ptr [[GEP_A]], align 1 -; CHECK-NEXT: br label %[[LOOP_LATCH]] -; CHECK: [[LOOP_LATCH]]: -; CHECK-NEXT: [[MERGE:%.*]] = phi i32 [ [[L_A]], %[[LOOP_THEN]] ], [ [[L_B]], %[[LOOP_HEADER]] ] -; CHECK-NEXT: [[GEP_C:%.*]] = getelementptr inbounds i32, ptr [[C]], i64 [[IV]] -; CHECK-NEXT: store i32 [[MERGE]], ptr [[GEP_C]], align 1 -; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 -; CHECK-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] -; CHECK-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP_HEADER]], !llvm.loop [[LOOP9:![0-9]+]] -; CHECK: [[EXIT]]: -; CHECK-NEXT: ret void -; -entry: - call void @llvm.assume(i1 true) [ "align"(ptr %a, i64 4), "dereferenceable"(ptr %a, i64 100) ] - br label %loop.header - -loop.header: - %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop.latch ] - %gep.a = getelementptr inbounds i32, ptr %a, i64 %iv - %gep.b = getelementptr inbounds i32, ptr %b, i64 %iv - %l.b = load i32, ptr %gep.b, align 1 - %c.1 = icmp sge i32 %l.b, 0 - br i1 %c.1, label %loop.latch, label %loop.then - -loop.then: - %l.a = load i32, ptr %gep.a, align 1 - br label %loop.latch - -loop.latch: - %merge = phi i32 [ %l.a, %loop.then ], [ %l.b, %loop.header ] - %gep.c = getelementptr inbounds i32, ptr %c, i64 %iv - store i32 %merge, ptr %gep.c, align 1 - %iv.next = add nuw nsw i64 %iv, 1 - %ec = icmp eq i64 %iv.next, %n - br i1 %ec, label %exit, label %loop.header - -exit: - ret void -} diff --git a/llvm/test/Transforms/LoopVectorize/early_exit_store_legality.ll b/llvm/test/Transforms/LoopVectorize/early_exit_store_legality.ll index 3a08681a2fb92..7c80dad006952 100644 --- a/llvm/test/Transforms/LoopVectorize/early_exit_store_legality.ll +++ b/llvm/test/Transforms/LoopVectorize/early_exit_store_legality.ll @@ -165,35 +165,6 @@ exit: ret void } -define void @loop_contains_store_assumed_bounds(ptr noalias %array, ptr readonly %pred, i32 %n) { -; CHECK-LABEL: LV: Checking a loop in 'loop_contains_store_assumed_bounds' -; CHECK: LV: Not vectorizing: Writes to memory unsupported in early exit loops. -entry: - %n_bytes = mul nuw nsw i32 %n, 2 - call void @llvm.assume(i1 true) [ "align"(ptr %pred, i64 2), "dereferenceable"(ptr %pred, i32 %n_bytes) ] - %tc = sext i32 %n to i64 - br label %for.body - -for.body: - %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.inc ] - %st.addr = getelementptr inbounds nuw i16, ptr %array, i64 %iv - %data = load i16, ptr %st.addr, align 2 - %inc = add nsw i16 %data, 1 - store i16 %inc, ptr %st.addr, align 2 - %ee.addr = getelementptr inbounds nuw i16, ptr %pred, i64 %iv - %ee.val = load i16, ptr %ee.addr, align 2 - %ee.cond = icmp sgt i16 %ee.val, 500 - br i1 %ee.cond, label %exit, label %for.inc - -for.inc: - %iv.next = add nuw nsw i64 %iv, 1 - %counted.cond = icmp eq i64 %iv.next, %tc - br i1 %counted.cond, label %exit, label %for.body - -exit: - ret void -} - define void @loop_contains_store_to_pointer_with_no_deref_info(ptr align 2 dereferenceable(40) readonly %load.array, ptr align 2 noalias %array, ptr align 2 dereferenceable(40) readonly %pred) { ; CHECK-LABEL: LV: Checking a loop in 'loop_contains_store_to_pointer_with_no_deref_info' ; CHECK: LV: Not vectorizing: Writes to memory unsupported in early exit loops. diff --git a/llvm/test/Verifier/assume-bundles.ll b/llvm/test/Verifier/assume-bundles.ll index 4b6971d6be832..047e8d9bba3ed 100644 --- a/llvm/test/Verifier/assume-bundles.ll +++ b/llvm/test/Verifier/assume-bundles.ll @@ -30,8 +30,7 @@ define void @func(ptr %P, i32 %P1, ptr %P2, ptr %P3) { call void @llvm.assume(i1 true) ["separate_storage"(ptr %P)] ; CHECK: arguments to separate_storage assumptions should be pointers call void @llvm.assume(i1 true) ["separate_storage"(ptr %P, i32 123)] -; FIXME: The dereferenceable bundle is invalid. -; CHECK-NOT: call {{.+}}dereferenceable +; CHECK: this attribute should have 2 arguments call void @llvm.assume(i1 true) ["align"(ptr %P, i32 4), "dereferenceable"(ptr %P)] ret void }