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[VPlan] Remove reverse() of predecessors from VPInstruction::generate.
This was originally done to reduce the diff for the change. Remove it and update the remaining tests. NFC modulo reordering of incoming values. Clean up after #114292.
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‎llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp

Lines changed: 1 addition & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -634,10 +634,7 @@ Value *VPInstruction::generate(VPTransformState &State) {
634634
State.CFG
635635
.VPBB2IRBB[cast<VPBasicBlock>(getParent()->getPredecessors()[0])];
636636
NewPhi->addIncoming(IncomingFromVPlanPred, VPlanPred);
637-
// TODO: Predecessors are temporarily reversed to reduce test changes.
638-
// Remove it and update remaining tests after functional change landed.
639-
auto Predecessors = to_vector(predecessors(Builder.GetInsertBlock()));
640-
for (auto *OtherPred : reverse(Predecessors)) {
637+
for (auto *OtherPred : predecessors(Builder.GetInsertBlock())) {
641638
if (OtherPred == VPlanPred)
642639
continue;
643640
NewPhi->addIncoming(IncomingFromOtherPreds, OtherPred);

‎llvm/test/Transforms/LoopVectorize/AArch64/conditional-branches-cost.ll

Lines changed: 5 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -369,7 +369,7 @@ define void @latch_branch_cost(ptr %dst) {
369369
; DEFAULT: vec.epilog.middle.block:
370370
; DEFAULT-NEXT: br i1 true, label [[FOR_END]], label [[SCALAR_PH]]
371371
; DEFAULT: vec.epilog.scalar.ph:
372-
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 100, [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 96, [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ]
372+
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 100, [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ 96, [[VEC_EPILOG_ITER_CHECK]] ]
373373
; DEFAULT-NEXT: br label [[FOR_BODY:%.*]]
374374
; DEFAULT: loop:
375375
; DEFAULT-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
@@ -588,7 +588,7 @@ define i32 @header_mask_and_invariant_compare(ptr %A, ptr %B, ptr %C, ptr %D, pt
588588
; DEFAULT-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
589589
; DEFAULT-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
590590
; DEFAULT: scalar.ph:
591-
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
591+
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_MEMCHECK]] ], [ 0, [[ENTRY:%.*]] ]
592592
; DEFAULT-NEXT: br label [[LOOP_HEADER:%.*]]
593593
; DEFAULT: loop.header:
594594
; DEFAULT-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP_LATCH:%.*]] ]
@@ -715,7 +715,7 @@ define i32 @header_mask_and_invariant_compare(ptr %A, ptr %B, ptr %C, ptr %D, pt
715715
; PRED: middle.block:
716716
; PRED-NEXT: br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
717717
; PRED: scalar.ph:
718-
; PRED-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
718+
; PRED-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_MEMCHECK]] ], [ 0, [[ENTRY:%.*]] ]
719719
; PRED-NEXT: br label [[LOOP_HEADER:%.*]]
720720
; PRED: loop.header:
721721
; PRED-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP_LATCH:%.*]] ]
@@ -1301,7 +1301,7 @@ define void @test_conditional_interleave_group (ptr noalias %src.1, ptr noalias
13011301
; DEFAULT-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
13021302
; DEFAULT-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
13031303
; DEFAULT: scalar.ph:
1304-
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_SCEVCHECK]] ]
1304+
; DEFAULT-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ENTRY:%.*]] ]
13051305
; DEFAULT-NEXT: br label [[LOOP_HEADER:%.*]]
13061306
; DEFAULT: loop.header:
13071307
; DEFAULT-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP_LATCH:%.*]] ]
@@ -1523,7 +1523,7 @@ define void @test_conditional_interleave_group (ptr noalias %src.1, ptr noalias
15231523
; PRED: middle.block:
15241524
; PRED-NEXT: br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
15251525
; PRED: scalar.ph:
1526-
; PRED-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_SCEVCHECK]] ]
1526+
; PRED-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ENTRY:%.*]] ]
15271527
; PRED-NEXT: br label [[LOOP_HEADER:%.*]]
15281528
; PRED: loop.header:
15291529
; PRED-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP_LATCH:%.*]] ]

‎llvm/test/Transforms/LoopVectorize/AArch64/deterministic-type-shrinkage.ll

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -83,7 +83,7 @@ define void @test_pr25490(i32 %n, ptr noalias nocapture %a, ptr noalias nocaptur
8383
; CHECK-NEXT: [[CMP_N11:%.*]] = icmp eq i64 [[N_VEC5]], [[TMP0]]
8484
; CHECK-NEXT: br i1 [[CMP_N11]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[VEC_EPILOG_SCALAR_PH]]
8585
; CHECK: vec.epilog.scalar.ph:
86-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC5]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK]] ]
86+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC5]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ]
8787
; CHECK-NEXT: br label [[FOR_BODY:%.*]]
8888
; CHECK: for.cond.cleanup.loopexit:
8989
; CHECK-NEXT: br label [[FOR_COND_CLEANUP]]

‎llvm/test/Transforms/LoopVectorize/AArch64/divs-with-scalable-vfs.ll

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -52,7 +52,7 @@ define void @sdiv_feeding_gep(ptr %dst, i32 %x, i64 %M, i64 %conv6, i64 %N) {
5252
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
5353
; CHECK-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]]
5454
; CHECK: [[SCALAR_PH]]:
55-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
55+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[VECTOR_SCEVCHECK]] ], [ 0, %[[ENTRY]] ]
5656
; CHECK-NEXT: br label %[[LOOP:.*]]
5757
; CHECK: [[LOOP]]:
5858
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ]
@@ -164,7 +164,7 @@ define void @sdiv_feeding_gep_predicated(ptr %dst, i32 %x, i64 %M, i64 %conv6, i
164164
; CHECK: [[MIDDLE_BLOCK]]:
165165
; CHECK-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]]
166166
; CHECK: [[SCALAR_PH]]:
167-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
167+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[VECTOR_SCEVCHECK]] ], [ 0, %[[ENTRY]] ]
168168
; CHECK-NEXT: br label %[[LOOP:.*]]
169169
; CHECK: [[LOOP]]:
170170
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP_LATCH:.*]] ]
@@ -291,7 +291,7 @@ define void @udiv_urem_feeding_gep(i64 %x, ptr %dst, i64 %N) {
291291
; CHECK: [[MIDDLE_BLOCK]]:
292292
; CHECK-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]]
293293
; CHECK: [[SCALAR_PH]]:
294-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_SCEVCHECK]] ]
294+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[VECTOR_SCEVCHECK]] ], [ 0, %[[ENTRY]] ]
295295
; CHECK-NEXT: br label %[[LOOP:.*]]
296296
; CHECK: [[LOOP]]:
297297
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ]

‎llvm/test/Transforms/LoopVectorize/AArch64/epilog-vectorization-factors.ll

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -85,7 +85,7 @@ define void @add_i8(ptr noalias nocapture noundef writeonly %A, ptr nocapture no
8585
; CHECK-NEXT: [[CMP_N15:%.*]] = icmp eq i64 [[ITERATIONS]], [[N_VEC10]]
8686
; CHECK-NEXT: br i1 [[CMP_N15]], label [[EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
8787
; CHECK: vec.epilog.scalar.ph:
88-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC10]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ]
88+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC10]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ]
8989
; CHECK-NEXT: br label [[FOR_BODY:%.*]]
9090
; CHECK: for.body:
9191
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]
@@ -203,7 +203,7 @@ define void @add_i16(ptr noalias nocapture noundef writeonly %A, ptr nocapture n
203203
; CHECK-NEXT: [[CMP_N15:%.*]] = icmp eq i64 [[ITERATIONS]], [[N_VEC10]]
204204
; CHECK-NEXT: br i1 [[CMP_N15]], label [[EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
205205
; CHECK: vec.epilog.scalar.ph:
206-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC10]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ]
206+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC10]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ]
207207
; CHECK-NEXT: br label [[FOR_BODY:%.*]]
208208
; CHECK: for.body:
209209
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]
@@ -321,7 +321,7 @@ define void @add_i32(ptr noalias nocapture noundef writeonly %A, ptr nocapture n
321321
; CHECK-NEXT: [[CMP_N15:%.*]] = icmp eq i64 [[ITERATIONS]], [[N_VEC10]]
322322
; CHECK-NEXT: br i1 [[CMP_N15]], label [[EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
323323
; CHECK: vec.epilog.scalar.ph:
324-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC10]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ]
324+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC10]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ]
325325
; CHECK-NEXT: br label [[FOR_BODY:%.*]]
326326
; CHECK: for.body:
327327
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]

‎llvm/test/Transforms/LoopVectorize/AArch64/epilog-vectorization-widen-inductions.ll

Lines changed: 8 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -73,8 +73,8 @@ define void @test_widen_ptr_induction(ptr %ptr.start.1) {
7373
; CHECK: vec.epilog.middle.block:
7474
; CHECK-NEXT: br i1 false, label [[EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
7575
; CHECK: vec.epilog.scalar.ph:
76-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 10000, [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 10000, [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ]
77-
; CHECK-NEXT: [[BC_RESUME_VAL5:%.*]] = phi ptr [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END4]], [[VEC_EPILOG_ITER_CHECK]] ], [ [[PTR_START_1]], [[ITER_CHECK]] ]
76+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 10000, [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ 10000, [[VEC_EPILOG_ITER_CHECK]] ]
77+
; CHECK-NEXT: [[BC_RESUME_VAL5:%.*]] = phi ptr [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[PTR_START_1]], [[ITER_CHECK]] ], [ [[IND_END4]], [[VEC_EPILOG_ITER_CHECK]] ]
7878
; CHECK-NEXT: br label [[LOOP:%.*]]
7979
; CHECK: loop:
8080
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
@@ -165,7 +165,7 @@ define void @test_widen_induction(ptr %A, i64 %N) {
165165
; CHECK-NEXT: [[CMP_N9:%.*]] = icmp eq i64 [[N]], [[N_VEC3]]
166166
; CHECK-NEXT: br i1 [[CMP_N9]], label [[EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
167167
; CHECK: vec.epilog.scalar.ph:
168-
; CHECK-NEXT: [[BC_RESUME_VAL4:%.*]] = phi i64 [ [[N_VEC3]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ]
168+
; CHECK-NEXT: [[BC_RESUME_VAL4:%.*]] = phi i64 [ [[N_VEC3]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ]
169169
; CHECK-NEXT: br label [[LOOP:%.*]]
170170
; CHECK: loop:
171171
; CHECK-NEXT: [[IV_1:%.*]] = phi i64 [ [[BC_RESUME_VAL4]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_1_NEXT:%.*]], [[LOOP]] ]
@@ -258,7 +258,7 @@ define void @test_widen_induction_variable_start(ptr %A, i64 %N, i64 %start) {
258258
; CHECK-NEXT: [[CMP_N15:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC3]]
259259
; CHECK-NEXT: br i1 [[CMP_N15]], label [[EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
260260
; CHECK: vec.epilog.scalar.ph:
261-
; CHECK-NEXT: [[BC_RESUME_VAL6:%.*]] = phi i64 [ [[IND_END4]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END5]], [[VEC_EPILOG_ITER_CHECK]] ], [ [[START]], [[ITER_CHECK:%.*]] ]
261+
; CHECK-NEXT: [[BC_RESUME_VAL6:%.*]] = phi i64 [ [[IND_END4]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[START]], [[ITER_CHECK:%.*]] ], [ [[IND_END5]], [[VEC_EPILOG_ITER_CHECK]] ]
262262
; CHECK-NEXT: br label [[LOOP:%.*]]
263263
; CHECK: loop:
264264
; CHECK-NEXT: [[IV_1:%.*]] = phi i64 [ [[BC_RESUME_VAL6]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_1_NEXT:%.*]], [[LOOP]] ]
@@ -344,8 +344,8 @@ define void @test_widen_induction_step_2(ptr %A, i64 %N, i32 %step) {
344344
; CHECK-NEXT: [[CMP_N11:%.*]] = icmp eq i64 [[N]], [[IND_END]]
345345
; CHECK-NEXT: br i1 [[CMP_N11]], label [[EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
346346
; CHECK: vec.epilog.scalar.ph:
347-
; CHECK-NEXT: [[BC_RESUME_VAL5:%.*]] = phi i64 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END4]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ]
348-
; CHECK-NEXT: [[BC_RESUME_VAL6:%.*]] = phi i64 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END4]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK]] ]
347+
; CHECK-NEXT: [[BC_RESUME_VAL5:%.*]] = phi i64 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ [[IND_END4]], [[VEC_EPILOG_ITER_CHECK]] ]
348+
; CHECK-NEXT: [[BC_RESUME_VAL6:%.*]] = phi i64 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK]] ], [ [[IND_END4]], [[VEC_EPILOG_ITER_CHECK]] ]
349349
; CHECK-NEXT: br label [[LOOP:%.*]]
350350
; CHECK: loop:
351351
; CHECK-NEXT: [[IV_1:%.*]] = phi i64 [ [[BC_RESUME_VAL5]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_1_NEXT:%.*]], [[LOOP]] ]
@@ -431,7 +431,7 @@ define void @test_widen_extended_induction(ptr %dst) {
431431
; CHECK: vec.epilog.middle.block:
432432
; CHECK-NEXT: br i1 true, label [[EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
433433
; CHECK: vec.epilog.scalar.ph:
434-
; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i8 [ 16, [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 16, [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ 0, [[VECTOR_SCEVCHECK]] ]
434+
; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i8 [ 16, [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ 16, [[VEC_EPILOG_ITER_CHECK]] ]
435435
; CHECK-NEXT: br label [[LOOP:%.*]]
436436
; CHECK: loop:
437437
; CHECK-NEXT: [[IV:%.*]] = phi i8 [ [[BC_RESUME_VAL1]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
@@ -509,7 +509,7 @@ define void @test_widen_truncated_induction(ptr %A) {
509509
; CHECK: vec.epilog.middle.block:
510510
; CHECK-NEXT: br i1 true, label [[EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
511511
; CHECK: vec.epilog.scalar.ph:
512-
; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i64 [ 10000, [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 10000, [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ]
512+
; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i64 [ 10000, [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 0, [[ITER_CHECK:%.*]] ], [ 10000, [[VEC_EPILOG_ITER_CHECK]] ]
513513
; CHECK-NEXT: br label [[LOOP:%.*]]
514514
; CHECK: loop:
515515
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL1]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]

‎llvm/test/Transforms/LoopVectorize/AArch64/force-target-instruction-cost.ll

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -116,12 +116,12 @@ define void @test_iv_cost(ptr %ptr.start, i8 %a, i64 %b) {
116116
; CHECK-NEXT: [[CMP_N11:%.*]] = icmp eq i64 [[START]], [[N_VEC3]]
117117
; CHECK-NEXT: br i1 [[CMP_N11]], label %[[EXIT_LOOPEXIT]], label %[[VEC_EPILOG_SCALAR_PH]]
118118
; CHECK: [[VEC_EPILOG_SCALAR_PH]]:
119-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END1]], %[[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END]], %[[VEC_EPILOG_ITER_CHECK]] ], [ [[START]], %[[ITER_CHECK]] ]
120-
; CHECK-NEXT: [[BC_RESUME_VAL7:%.*]] = phi ptr [ [[IND_END5]], %[[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END6]], %[[VEC_EPILOG_ITER_CHECK]] ], [ [[PTR_START]], %[[ITER_CHECK]] ]
119+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END1]], %[[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[START]], %[[ITER_CHECK]] ], [ [[IND_END]], %[[VEC_EPILOG_ITER_CHECK]] ]
120+
; CHECK-NEXT: [[BC_RESUME_VAL11:%.*]] = phi ptr [ [[IND_END5]], %[[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[PTR_START]], %[[ITER_CHECK]] ], [ [[IND_END6]], %[[VEC_EPILOG_ITER_CHECK]] ]
121121
; CHECK-NEXT: br label %[[LOOP:.*]]
122122
; CHECK: [[LOOP]]:
123123
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[IV_NEXT:%.*]], %[[LOOP]] ], [ [[BC_RESUME_VAL]], %[[VEC_EPILOG_SCALAR_PH]] ]
124-
; CHECK-NEXT: [[PTR_IV:%.*]] = phi ptr [ [[PTR_IV_NEXT:%.*]], %[[LOOP]] ], [ [[BC_RESUME_VAL7]], %[[VEC_EPILOG_SCALAR_PH]] ]
124+
; CHECK-NEXT: [[PTR_IV:%.*]] = phi ptr [ [[PTR_IV_NEXT:%.*]], %[[LOOP]] ], [ [[BC_RESUME_VAL11]], %[[VEC_EPILOG_SCALAR_PH]] ]
125125
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], -1
126126
; CHECK-NEXT: [[PTR_IV_NEXT]] = getelementptr i8, ptr [[PTR_IV]], i64 1
127127
; CHECK-NEXT: store i8 0, ptr [[PTR_IV]], align 1
@@ -344,7 +344,7 @@ define void @test_exit_branch_cost(ptr %dst, i64 %x, i32 %y, ptr %dst.1, i1 %c.4
344344
; CHECK: [[MIDDLE_BLOCK]]:
345345
; CHECK-NEXT: br i1 false, label %[[EXIT:.*]], label %[[SCALAR_PH]]
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; CHECK: [[SCALAR_PH]]:
347-
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 64, %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ], [ 0, %[[VECTOR_MEMCHECK]] ]
347+
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 64, %[[MIDDLE_BLOCK]] ], [ 0, %[[VECTOR_MEMCHECK]] ], [ 0, %[[ENTRY]] ]
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; CHECK-NEXT: br label %[[LOOP_HEADER:.*]]
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; CHECK: [[LOOP_HEADER]]:
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; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[IV_NEXT:%.*]], %[[LOOP_LATCH:.*]] ], [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ]

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