; REQUIRES: asserts ; RUN: opt %s -passes=loop-vectorize,instcombine -force-vector-width=4 -force-vector-interleave=1 -debug-only=loop-vectorize -disable-output -print-after=instcombine 2>&1 | FileCheck %s ; RUN: opt %s -passes=loop-vectorize,instcombine -force-vector-width=4 -force-vector-interleave=1 -enable-interleaved-mem-accesses -debug-only=loop-vectorize -disable-output -print-after=instcombine 2>&1 | FileCheck %s --check-prefix=INTER target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128" %pair = type { i32, i32 } ; CHECK-LABEL: consecutive_ptr_forward ; ; Check that a forward consecutive pointer is recognized as uniform and remains ; uniform after vectorization. ; ; CHECK: LV: Found uniform instruction: %tmp1 = getelementptr inbounds i32, ptr %a, i64 %i ; CHECK: vector.body ; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; CHECK-NOT: getelementptr ; CHECK: getelementptr inbounds i32, ptr %a, i64 %index ; CHECK-NOT: getelementptr ; CHECK: br i1 {{.*}}, label %middle.block, label %vector.body ; define i32 @consecutive_ptr_forward(ptr %a, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ %i.next, %for.body ], [ 0, %entry ] %tmp0 = phi i32 [ %tmp3, %for.body ], [ 0, %entry ] %tmp1 = getelementptr inbounds i32, ptr %a, i64 %i %tmp2 = load i32, ptr %tmp1, align 8 %tmp3 = add i32 %tmp0, %tmp2 %i.next = add nuw nsw i64 %i, 1 %cond = icmp slt i64 %i.next, %n br i1 %cond, label %for.body, label %for.end for.end: %tmp4 = phi i32 [ %tmp3, %for.body ] ret i32 %tmp4 } ; CHECK-LABEL: consecutive_ptr_reverse ; ; Check that a reverse consecutive pointer is recognized as uniform and remains ; uniform after vectorization. ; ; CHECK: LV: Found uniform instruction: %tmp1 = getelementptr inbounds i32, ptr %a, i64 %i ; CHECK: vector.body ; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; CHECK: %offset.idx = sub i64 %n, %index ; CHECK-NOT: getelementptr ; CHECK: %[[G0:.+]] = getelementptr inbounds i32, ptr %a, i64 %offset.idx ; CHECK: getelementptr inbounds i32, ptr %[[G0]], i64 -3 ; CHECK-NOT: getelementptr ; CHECK: br i1 {{.*}}, label %middle.block, label %vector.body ; define i32 @consecutive_ptr_reverse(ptr %a, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ %i.next, %for.body ], [ %n, %entry ] %tmp0 = phi i32 [ %tmp3, %for.body ], [ 0, %entry ] %tmp1 = getelementptr inbounds i32, ptr %a, i64 %i %tmp2 = load i32, ptr %tmp1, align 8 %tmp3 = add i32 %tmp0, %tmp2 %i.next = add nsw i64 %i, -1 %cond = icmp sgt i64 %i.next, 0 br i1 %cond, label %for.body, label %for.end for.end: %tmp4 = phi i32 [ %tmp3, %for.body ] ret i32 %tmp4 } ; CHECK-LABEL: interleaved_access_forward ; INTER-LABEL: interleaved_access_forward ; ; Check that a consecutive-like pointer used by a forward interleaved group is ; recognized as uniform and remains uniform after vectorization. When ; interleaved memory accesses aren't enabled, the pointer should not be ; recognized as uniform, and it should not be uniform after vectorization. ; ; CHECK-NOT: LV: Found uniform instruction: %tmp1 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 0 ; CHECK-NOT: LV: Found uniform instruction: %tmp2 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 1 ; CHECK: vector.body ; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; CHECK: %[[I1:.+]] = or i64 %index, 1 ; CHECK: %[[I2:.+]] = or i64 %index, 2 ; CHECK: %[[I3:.+]] = or i64 %index, 3 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %index, i32 0 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I1]], i32 0 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I2]], i32 0 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I3]], i32 0 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %index, i32 1 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I1]], i32 1 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I2]], i32 1 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I3]], i32 1 ; CHECK: br i1 {{.*}}, label %middle.block, label %vector.body ; ; INTER: LV: Found uniform instruction: %tmp1 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 0 ; INTER: LV: Found uniform instruction: %tmp2 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 1 ; INTER: vector.body ; INTER: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; INTER-NOT: getelementptr ; INTER: getelementptr inbounds %pair, ptr %p, i64 %index, i32 0 ; INTER-NOT: getelementptr ; INTER: br i1 {{.*}}, label %middle.block, label %vector.body ; define i32 @interleaved_access_forward(ptr %p, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ %i.next, %for.body ], [ 0, %entry ] %tmp0 = phi i32 [ %tmp6, %for.body ], [ 0, %entry ] %tmp1 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 0 %tmp2 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 1 %tmp3 = load i32, ptr %tmp1, align 8 %tmp4 = load i32, ptr %tmp2, align 8 %tmp5 = add i32 %tmp3, %tmp4 %tmp6 = add i32 %tmp0, %tmp5 %i.next = add nuw nsw i64 %i, 1 %cond = icmp slt i64 %i.next, %n br i1 %cond, label %for.body, label %for.end for.end: %tmp14 = phi i32 [ %tmp6, %for.body ] ret i32 %tmp14 } ; CHECK-LABEL: interleaved_access_reverse ; INTER-LABEL: interleaved_access_reverse ; ; Check that a consecutive-like pointer used by a reverse interleaved group is ; recognized as uniform and remains uniform after vectorization. When ; interleaved memory accesses aren't enabled, the pointer should not be ; recognized as uniform, and it should not be uniform after vectorization. ; ; recognized as uniform, and it should not be uniform after vectorization. ; CHECK-NOT: LV: Found uniform instruction: %tmp1 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 0 ; CHECK-NOT: LV: Found uniform instruction: %tmp2 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 1 ; CHECK: vector.body ; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; CHECK: %offset.idx = sub i64 %n, %index ; CHECK: %[[I1:.+]] = add i64 %offset.idx, -1 ; CHECK: %[[I2:.+]] = add i64 %offset.idx, -2 ; CHECK: %[[I3:.+]] = add i64 %offset.idx, -3 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %offset.idx, i32 0 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I1]], i32 0 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I2]], i32 0 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I3]], i32 0 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %offset.idx, i32 1 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I1]], i32 1 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I2]], i32 1 ; CHECK: getelementptr inbounds %pair, ptr %p, i64 %[[I3]], i32 1 ; CHECK: br i1 {{.*}}, label %middle.block, label %vector.body ; ; INTER: LV: Found uniform instruction: %tmp1 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 0 ; INTER: LV: Found uniform instruction: %tmp2 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 1 ; INTER: vector.body ; INTER: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; INTER: %offset.idx = sub i64 %n, %index ; INTER-NOT: getelementptr ; INTER: %[[G0:.+]] = getelementptr inbounds %pair, ptr %p, i64 %offset.idx, i32 0 ; INTER: getelementptr inbounds i32, ptr %[[G0]], i64 -6 ; INTER-NOT: getelementptr ; INTER: br i1 {{.*}}, label %middle.block, label %vector.body ; define i32 @interleaved_access_reverse(ptr %p, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ %i.next, %for.body ], [ %n, %entry ] %tmp0 = phi i32 [ %tmp6, %for.body ], [ 0, %entry ] %tmp1 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 0 %tmp2 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 1 %tmp3 = load i32, ptr %tmp1, align 8 %tmp4 = load i32, ptr %tmp2, align 8 %tmp5 = add i32 %tmp3, %tmp4 %tmp6 = add i32 %tmp0, %tmp5 %i.next = add nsw i64 %i, -1 %cond = icmp sgt i64 %i.next, 0 br i1 %cond, label %for.body, label %for.end for.end: %tmp14 = phi i32 [ %tmp6, %for.body ] ret i32 %tmp14 } ; INTER-LABEL: predicated_store ; ; Check that a consecutive-like pointer used by a forward interleaved group and ; scalarized store is not recognized as uniform and is not uniform after ; vectorization. The store is scalarized because it's in a predicated block. ; Even though the load in this example is vectorized and only uses the pointer ; as if it were uniform, the store is scalarized, making the pointer ; non-uniform. ; ; INTER-NOT: LV: Found uniform instruction: %tmp0 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 0 ; INTER: vector.body ; INTER: %index = phi i64 [ 0, %vector.ph ], [ %index.next, {{.*}} ] ; INTER: %[[G0:.+]] = getelementptr inbounds %pair, ptr %p, i64 %index, i32 0 ; INTER: %wide.vec = load <8 x i32>, ptr %[[G0]], align 8 ; INTER: %[[I1:.+]] = or i64 %index, 1 ; INTER: getelementptr inbounds %pair, ptr %p, i64 %[[I1]], i32 0 ; INTER: %[[I2:.+]] = or i64 %index, 2 ; INTER: getelementptr inbounds %pair, ptr %p, i64 %[[I2]], i32 0 ; INTER: %[[I3:.+]] = or i64 %index, 3 ; INTER: getelementptr inbounds %pair, ptr %p, i64 %[[I3]], i32 0 ; INTER: br i1 {{.*}}, label %middle.block, label %vector.body ; define void @predicated_store(%pair *%p, i32 %x, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ %i.next, %if.merge ], [ 0, %entry ] %tmp0 = getelementptr inbounds %pair, ptr %p, i64 %i, i32 0 %tmp1 = load i32, ptr %tmp0, align 8 %tmp2 = icmp eq i32 %tmp1, %x br i1 %tmp2, label %if.then, label %if.merge if.then: store i32 %tmp1, ptr %tmp0, align 8 br label %if.merge if.merge: %i.next = add nuw nsw i64 %i, 1 %cond = icmp slt i64 %i.next, %n br i1 %cond, label %for.body, label %for.end for.end: ret void } ; CHECK-LABEL: irregular_type ; ; Check that a consecutive pointer used by a scalarized store is not recognized ; as uniform and is not uniform after vectorization. The store is scalarized ; because the stored type may required padding. ; ; CHECK-NOT: LV: Found uniform instruction: %tmp1 = getelementptr inbounds x86_fp80, ptr %a, i64 %i ; CHECK: vector.body ; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; CHECK: %[[I1:.+]] = or i64 %index, 1 ; CHECK: %[[I2:.+]] = or i64 %index, 2 ; CHECK: %[[I3:.+]] = or i64 %index, 3 ; CHECK: getelementptr inbounds x86_fp80, ptr %a, i64 %index ; CHECK: getelementptr inbounds x86_fp80, ptr %a, i64 %[[I1]] ; CHECK: getelementptr inbounds x86_fp80, ptr %a, i64 %[[I2]] ; CHECK: getelementptr inbounds x86_fp80, ptr %a, i64 %[[I3]] ; CHECK: br i1 {{.*}}, label %middle.block, label %vector.body ; define void @irregular_type(ptr %a, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ] %tmp0 = sitofp i32 1 to x86_fp80 %tmp1 = getelementptr inbounds x86_fp80, ptr %a, i64 %i store x86_fp80 %tmp0, ptr %tmp1, align 16 %i.next = add i64 %i, 1 %cond = icmp slt i64 %i.next, %n br i1 %cond, label %for.body, label %for.end for.end: ret void } ; CHECK-LABEL: pointer_iv_uniform ; ; Check that a pointer induction variable is recognized as uniform and remains ; uniform after vectorization. ; ; CHECK: LV: Found uniform instruction: %p = phi ptr [ %tmp03, %for.body ], [ %a, %entry ] ; CHECK: vector.body ; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; CHECK-NOT: getelementptr ; CHECK: [[SHL:%.+]] = shl i64 %index, 2 ; CHECK: %next.gep = getelementptr i8, ptr %a, i64 [[SHL]] ; CHECK-NOT: getelementptr ; CHECK: br i1 {{.*}}, label %middle.block, label %vector.body ; define void @pointer_iv_uniform(ptr %a, i32 %x, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ %i.next, %for.body ], [ 0, %entry ] %p = phi ptr [ %tmp03, %for.body ], [ %a, %entry ] store i32 %x, ptr %p, align 8 %tmp03 = getelementptr inbounds i32, ptr %p, i32 1 %i.next = add nuw nsw i64 %i, 1 %cond = icmp slt i64 %i.next, %n br i1 %cond, label %for.body, label %for.end for.end: ret void } ; INTER-LABEL: pointer_iv_non_uniform_0 ; ; Check that a pointer induction variable with a non-uniform user is not ; recognized as uniform and is not uniform after vectorization. The pointer ; induction variable is used by getelementptr instructions that are non-uniform ; due to scalarization of the stores. ; ; INTER-NOT: LV: Found uniform instruction: %p = phi ptr [ %tmp03, %for.body ], [ %a, %entry ] ; INTER: vector.body ; INTER: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; INTER: %[[I0:.+]] = shl i64 %index, 4 ; INTER: %next.gep = getelementptr i8, ptr %a, i64 %[[I0]] ; INTER: %[[S1:.+]] = shl i64 %index, 4 ; INTER: %[[I1:.+]] = or i64 %[[S1]], 16 ; INTER: %next.gep2 = getelementptr i8, ptr %a, i64 %[[I1]] ; INTER: %[[S2:.+]] = shl i64 %index, 4 ; INTER: %[[I2:.+]] = or i64 %[[S2]], 32 ; INTER: %next.gep3 = getelementptr i8, ptr %a, i64 %[[I2]] ; INTER: %[[S3:.+]] = shl i64 %index, 4 ; INTER: %[[I3:.+]] = or i64 %[[S3]], 48 ; INTER: %next.gep4 = getelementptr i8, ptr %a, i64 %[[I3]] ; INTER: br i1 {{.*}}, label %middle.block, label %vector.body ; define void @pointer_iv_non_uniform_0(ptr %a, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ %i.next, %for.body ], [ 0, %entry ] %p = phi ptr [ %tmp03, %for.body ], [ %a, %entry ] %tmp00 = load i32, ptr %p, align 8 %tmp01 = getelementptr inbounds i32, ptr %p, i32 1 %tmp02 = load i32, ptr %tmp01, align 8 %tmp03 = getelementptr inbounds i32, ptr %p, i32 4 %tmp04 = load i32, ptr %tmp03, align 8 %tmp05 = getelementptr inbounds i32, ptr %p, i32 5 %tmp06 = load i32, ptr %tmp05, align 8 %tmp07 = sub i32 %tmp04, %tmp00 %tmp08 = sub i32 %tmp02, %tmp02 %tmp09 = getelementptr inbounds i32, ptr %p, i32 2 store i32 %tmp07, ptr %tmp09, align 8 %tmp10 = getelementptr inbounds i32, ptr %p, i32 3 store i32 %tmp08, ptr %tmp10, align 8 %i.next = add nuw nsw i64 %i, 1 %cond = icmp slt i64 %i.next, %n br i1 %cond, label %for.body, label %for.end for.end: ret void } ; CHECK-LABEL: pointer_iv_non_uniform_1 ; ; Check that a pointer induction variable with a non-uniform user is not ; recognized as uniform and is not uniform after vectorization. The pointer ; induction variable is used by a store that will be scalarized. ; ; CHECK-NOT: LV: Found uniform instruction: %p = phi ptr [%tmp1, %for.body], [%a, %entry] ; CHECK: vector.body ; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; CHECK: [[SHL1:%.+]] = shl i64 %index, 4 ; CHECK: %next.gep = getelementptr i8, ptr %a, i64 [[SHL1]] ; CHECK: [[SHL2:%.+]] = shl i64 %index, 4 ; CHECK: %[[I1:.+]] = or i64 [[SHL2]], 16 ; CHECK: %next.gep2 = getelementptr i8, ptr %a, i64 %[[I1]] ; CHECK: [[SHL3:%.+]] = shl i64 %index, 4 ; CHECK: %[[I2:.+]] = or i64 [[SHL3]], 32 ; CHECK: %next.gep3 = getelementptr i8, ptr %a, i64 %[[I2]] ; CHECK: [[SHL4:%.+]] = shl i64 %index, 4 ; CHECK: %[[I3:.+]] = or i64 [[SHL4]], 48 ; CHECK: %next.gep4 = getelementptr i8, ptr %a, i64 %[[I3]] ; CHECK: br i1 {{.*}}, label %middle.block, label %vector.body ; define void @pointer_iv_non_uniform_1(ptr %a, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ %i.next, %for.body ], [ 0, %entry ] %p = phi ptr [%tmp1, %for.body], [%a, %entry] %tmp0 = sitofp i32 1 to x86_fp80 store x86_fp80 %tmp0, ptr %p, align 16 %tmp1 = getelementptr inbounds x86_fp80, ptr %p, i32 1 %i.next = add i64 %i, 1 %cond = icmp slt i64 %i.next, %n br i1 %cond, label %for.body, label %for.end for.end: ret void } ; CHECK-LABEL: pointer_iv_mixed ; ; Check multiple pointer induction variables where only one is recognized as ; uniform and remains uniform after vectorization. The other pointer induction ; variable is not recognized as uniform and is not uniform after vectorization ; because it is stored to memory. ; ; CHECK-NOT: LV: Found uniform instruction: %p = phi ptr [ %tmp3, %for.body ], [ %a, %entry ] ; CHECK: LV: Found uniform instruction: %q = phi ptr [ %tmp4, %for.body ], [ %b, %entry ] ; CHECK: vector.body ; CHECK: %pointer.phi = phi ptr [ %a, %vector.ph ], [ %ptr.ind, %vector.body ] ; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; CHECK: %[[PTRVEC:.+]] = getelementptr i8, ptr %pointer.phi, <4 x i64> ; CHECK: [[SHL:%.+]] = shl i64 %index, 3 ; CHECK: %next.gep = getelementptr i8, ptr %b, i64 [[SHL]] ; CHECK: store <4 x ptr> %[[PTRVEC]], ptr %next.gep, align 8 ; CHECK: %ptr.ind = getelementptr i8, ptr %pointer.phi, i64 16 ; CHECK: br i1 {{.*}}, label %middle.block, label %vector.body ; define i32 @pointer_iv_mixed(ptr %a, ptr %b, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ %i.next, %for.body ], [ 0, %entry ] %p = phi ptr [ %tmp3, %for.body ], [ %a, %entry ] %q = phi ptr [ %tmp4, %for.body ], [ %b, %entry ] %tmp0 = phi i32 [ %tmp2, %for.body ], [ 0, %entry ] %tmp1 = load i32, ptr %p, align 8 %tmp2 = add i32 %tmp1, %tmp0 store ptr %p, ptr %q, align 8 %tmp3 = getelementptr inbounds i32, ptr %p, i32 1 %tmp4 = getelementptr inbounds ptr, ptr %q, i32 1 %i.next = add nuw nsw i64 %i, 1 %cond = icmp slt i64 %i.next, %n br i1 %cond, label %for.body, label %for.end for.end: %tmp5 = phi i32 [ %tmp2, %for.body ] ret i32 %tmp5 } ; INTER-LABEL: pointer_operand_geps_with_different_indexed_types ; ; Check that a pointer operand having a user other than a memory access is ; recognized as uniform after vectorization. In this test case, %tmp0 is a ; GEP that is used by a load and a getelementptr instruction (%tmp2). Once ; %tmp2 is marked uniform, %tmp0 should be marked uniform as well. ; ; INTER: LV: Found uniform instruction: %cond = icmp slt i64 %i.next, %n ; INTER-NEXT: LV: Found uniform instruction: %tmp2 = getelementptr inbounds i8, ptr %tmp0, i64 3 ; INTER-NEXT: LV: Found uniform instruction: %tmp6 = getelementptr inbounds i8, ptr %B, i64 %i ; INTER-NEXT: LV: Found uniform instruction: %tmp0 = getelementptr inbounds i64, ptr %A, i64 %i ; INTER-NEXT: LV: Found uniform instruction: %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ] ; INTER-NEXT: LV: Found uniform instruction: %i.next = add nuw nsw i64 %i, 1 ; INTER: define void @pointer_operand_geps_with_different_indexed_types( ; INTER: vector.body: ; INTER-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %vector.ph ], [ [[INDEX_NEXT:%.*]], %vector.body ] ; INTER-NEXT: [[TMP4:%.*]] = getelementptr inbounds i64, ptr %A, i64 [[INDEX]] ; INTER-NEXT: [[WIDE_VEC:%.*]] = load <32 x i8>, ptr [[TMP4]], align 1 ; INTER-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <32 x i8> [[WIDE_VEC]], <32 x i8> poison, <4 x i32> ; INTER-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <32 x i8> [[WIDE_VEC]], <32 x i8> poison, <4 x i32> ; INTER-NEXT: [[TMP5:%.*]] = xor <4 x i8> [[STRIDED_VEC3]], [[STRIDED_VEC]] ; INTER-NEXT: [[TMP6:%.*]] = getelementptr inbounds i8, ptr %B, i64 [[INDEX]] ; INTER-NEXT: store <4 x i8> [[TMP5]], ptr [[TMP6]], align 1 ; INTER-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 ; INTER: br i1 {{.*}}, label %middle.block, label %vector.body ; define void @pointer_operand_geps_with_different_indexed_types(i64* %A, i8* %B, i64 %n) { entry: br label %for.body for.body: %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ] %tmp0 = getelementptr inbounds i64, ptr %A, i64 %i %tmp2 = getelementptr inbounds i8, ptr %tmp0, i64 3 %tmp3 = load i8, ptr %tmp2, align 1 %tmp4 = load i8, ptr %tmp0, align 1 %tmp5 = xor i8 %tmp3, %tmp4 %tmp6 = getelementptr inbounds i8, ptr %B, i64 %i store i8 %tmp5, ptr %tmp6 %i.next = add nuw nsw i64 %i, 1 %cond = icmp slt i64 %i.next, %n br i1 %cond, label %for.body, label %for.end for.end: ret void } ; CHECK-LABEL: pr61396_pointer_used_as_both_stored_value_and_pointer_operand_by_store ; CHECK-NOT: LV: Found uniform instruction: %cur.ptr = getelementptr inbounds ptr, ptr %ary, i64 %iv ; CHECK: define void @pr61396_pointer_used_as_both_stored_value_and_pointer_operand_by_store( ; CHECK: vector.body: ; CHECK-NEXT: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] ; CHECK-NEXT: [[VEC_IND:%.+]] = phi <4 x i64> [ , %vector.ph ], [ %vec.ind.next, %vector.body ] ; CHECK-NEXT: [[GEP:%.+]] = getelementptr inbounds ptr, ptr %ary, <4 x i64> [[VEC_IND]] ; CHECK-NEXT: [[EXT:%.+]] = extractelement <4 x ptr> [[GEP]], i64 0 ; CHECK-NEXT: store <4 x ptr> [[GEP]], ptr [[EXT]], align 8 ; define void @pr61396_pointer_used_as_both_stored_value_and_pointer_operand_by_store(ptr %ary) { entry: br label %loop loop: %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ] %cur.ptr = getelementptr inbounds ptr, ptr %ary, i64 %iv store ptr %cur.ptr, ptr %cur.ptr, align 8 %iv.next = add nuw nsw i64 %iv, 1 %done = icmp eq i64 %iv, 10240 br i1 %done, label %exit, label %loop exit: ret void }