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[AArch64] Regenerate apple-unrolling-multi-exit.ll test checks #134257

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Merged
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Apr 4, 2025
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[AArch64] Regenerate apple-unrolling-multi-exit.ll test checks #134257

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84 changes: 40 additions & 44 deletions llvm/test/Transforms/LoopUnroll/AArch64/apple-unrolling-multi-exit.ll
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --version 5
; RUN: opt -p loop-unroll -mcpu=apple-m1 -S %s | FileCheck --check-prefix=APPLE %s
; RUN: opt -p loop-unroll -mcpu=apple-m2 -S %s | FileCheck --check-prefix=APPLE %s
; RUN: opt -p loop-unroll -mcpu=apple-m3 -S %s | FileCheck --check-prefix=APPLE %s
Expand Down Expand Up @@ -26,20 +26,20 @@ define i1 @multi_2_exit_find_i8_loop(ptr %vec, i8 %tgt) {
; APPLE: [[LOOP_HEADER_PROL_PREHEADER]]:
; APPLE-NEXT: br label %[[LOOP_HEADER_PROL:.*]]
; APPLE: [[LOOP_HEADER_PROL]]:
; APPLE-NEXT: [[PTR_IV:%.*]] = phi ptr [ [[PTR_IV_NEXT:%.*]], %[[LOOP_LATCH_PROL:.*]] ], [ [[START]], %[[LOOP_HEADER_PROL_PREHEADER]] ]
; APPLE-NEXT: [[PTR_IV_PROL:%.*]] = phi ptr [ [[PTR_IV_NEXT_PROL:%.*]], %[[LOOP_LATCH_PROL:.*]] ], [ [[START]], %[[LOOP_HEADER_PROL_PREHEADER]] ]
; APPLE-NEXT: [[PROL_ITER:%.*]] = phi i64 [ 0, %[[LOOP_HEADER_PROL_PREHEADER]] ], [ [[PROL_ITER_NEXT:%.*]], %[[LOOP_LATCH_PROL]] ]
; APPLE-NEXT: [[L:%.*]] = load i8, ptr [[PTR_IV]], align 8
; APPLE-NEXT: [[C_1:%.*]] = icmp eq i8 [[L]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1]], label %[[EXIT_UNR_LCSSA_LOOPEXIT3:.*]], label %[[LOOP_LATCH_PROL]]
; APPLE-NEXT: [[L_PROL:%.*]] = load i8, ptr [[PTR_IV_PROL]], align 8
; APPLE-NEXT: [[C_1_PROL:%.*]] = icmp eq i8 [[L_PROL]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1_PROL]], label %[[EXIT_UNR_LCSSA_LOOPEXIT3:.*]], label %[[LOOP_LATCH_PROL]]
; APPLE: [[LOOP_LATCH_PROL]]:
; APPLE-NEXT: [[PTR_IV_NEXT]] = getelementptr inbounds nuw i8, ptr [[PTR_IV]], i64 1
; APPLE-NEXT: [[C_2:%.*]] = icmp eq ptr [[PTR_IV_NEXT]], [[END]]
; APPLE-NEXT: [[PTR_IV_NEXT_PROL]] = getelementptr inbounds nuw i8, ptr [[PTR_IV_PROL]], i64 1
; APPLE-NEXT: [[C_2_PROL:%.*]] = icmp eq ptr [[PTR_IV_NEXT_PROL]], [[END]]
; APPLE-NEXT: [[PROL_ITER_NEXT]] = add i64 [[PROL_ITER]], 1
; APPLE-NEXT: [[PROL_ITER_CMP:%.*]] = icmp ne i64 [[PROL_ITER_NEXT]], [[XTRAITER]]
; APPLE-NEXT: br i1 [[PROL_ITER_CMP]], label %[[LOOP_HEADER_PROL]], label %[[LOOP_HEADER_PROL_LOOPEXIT_UNR_LCSSA:.*]], !llvm.loop [[LOOP0:![0-9]+]]
; APPLE: [[LOOP_HEADER_PROL_LOOPEXIT_UNR_LCSSA]]:
; APPLE-NEXT: [[RES_UNR_PH:%.*]] = phi ptr [ [[END]], %[[LOOP_LATCH_PROL]] ]
; APPLE-NEXT: [[PTR_IV_UNR_PH:%.*]] = phi ptr [ [[PTR_IV_NEXT]], %[[LOOP_LATCH_PROL]] ]
; APPLE-NEXT: [[PTR_IV_UNR_PH:%.*]] = phi ptr [ [[PTR_IV_NEXT_PROL]], %[[LOOP_LATCH_PROL]] ]
; APPLE-NEXT: br label %[[LOOP_HEADER_PROL_LOOPEXIT]]
; APPLE: [[LOOP_HEADER_PROL_LOOPEXIT]]:
; APPLE-NEXT: [[RES_UNR:%.*]] = phi ptr [ poison, %[[ENTRY]] ], [ [[RES_UNR_PH]], %[[LOOP_HEADER_PROL_LOOPEXIT_UNR_LCSSA]] ]
Expand All @@ -49,17 +49,17 @@ define i1 @multi_2_exit_find_i8_loop(ptr %vec, i8 %tgt) {
; APPLE: [[ENTRY_NEW]]:
; APPLE-NEXT: br label %[[LOOP_HEADER:.*]]
; APPLE: [[LOOP_HEADER]]:
; APPLE-NEXT: [[PTR_IV1:%.*]] = phi ptr [ [[PTR_IV_UNR]], %[[ENTRY_NEW]] ], [ [[RES:%.*]], %[[LOOP_LATCH_3:.*]] ]
; APPLE-NEXT: [[L1:%.*]] = load i8, ptr [[PTR_IV1]], align 8
; APPLE-NEXT: [[C_4:%.*]] = icmp eq i8 [[L1]], [[TGT]]
; APPLE-NEXT: br i1 [[C_4]], label %[[EXIT_UNR_LCSSA_LOOPEXIT:.*]], label %[[LOOP_LATCH:.*]]
; APPLE-NEXT: [[PTR_IV:%.*]] = phi ptr [ [[PTR_IV_UNR]], %[[ENTRY_NEW]] ], [ [[PTR_IV_NEXT_3:%.*]], %[[LOOP_LATCH_3:.*]] ]
; APPLE-NEXT: [[L:%.*]] = load i8, ptr [[PTR_IV]], align 8
; APPLE-NEXT: [[C_1:%.*]] = icmp eq i8 [[L]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1]], label %[[EXIT_UNR_LCSSA_LOOPEXIT:.*]], label %[[LOOP_LATCH:.*]]
; APPLE: [[LOOP_LATCH]]:
; APPLE-NEXT: [[PTR_IV_NEXT1:%.*]] = getelementptr inbounds nuw i8, ptr [[PTR_IV1]], i64 1
; APPLE-NEXT: [[L_1:%.*]] = load i8, ptr [[PTR_IV_NEXT1]], align 8
; APPLE-NEXT: [[PTR_IV_NEXT:%.*]] = getelementptr inbounds nuw i8, ptr [[PTR_IV]], i64 1
; APPLE-NEXT: [[L_1:%.*]] = load i8, ptr [[PTR_IV_NEXT]], align 8
; APPLE-NEXT: [[C_1_1:%.*]] = icmp eq i8 [[L_1]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1_1]], label %[[EXIT_UNR_LCSSA_LOOPEXIT]], label %[[LOOP_LATCH_1:.*]]
; APPLE: [[LOOP_LATCH_1]]:
; APPLE-NEXT: [[PTR_IV_NEXT_1:%.*]] = getelementptr inbounds nuw i8, ptr [[PTR_IV_NEXT1]], i64 1
; APPLE-NEXT: [[PTR_IV_NEXT_1:%.*]] = getelementptr inbounds nuw i8, ptr [[PTR_IV_NEXT]], i64 1
; APPLE-NEXT: [[L_2:%.*]] = load i8, ptr [[PTR_IV_NEXT_1]], align 8
; APPLE-NEXT: [[C_1_2:%.*]] = icmp eq i8 [[L_2]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1_2]], label %[[EXIT_UNR_LCSSA_LOOPEXIT]], label %[[LOOP_LATCH_2:.*]]
Expand All @@ -69,22 +69,22 @@ define i1 @multi_2_exit_find_i8_loop(ptr %vec, i8 %tgt) {
; APPLE-NEXT: [[C_1_3:%.*]] = icmp eq i8 [[L_3]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1_3]], label %[[EXIT_UNR_LCSSA_LOOPEXIT]], label %[[LOOP_LATCH_3]]
; APPLE: [[LOOP_LATCH_3]]:
; APPLE-NEXT: [[RES]] = getelementptr inbounds nuw i8, ptr [[PTR_IV_NEXT_2]], i64 1
; APPLE-NEXT: [[C_3:%.*]] = icmp eq ptr [[RES]], [[END]]
; APPLE-NEXT: br i1 [[C_3]], label %[[EXIT_UNR_LCSSA_LOOPEXIT]], label %[[LOOP_HEADER]]
; APPLE-NEXT: [[PTR_IV_NEXT_3]] = getelementptr inbounds nuw i8, ptr [[PTR_IV_NEXT_2]], i64 1
; APPLE-NEXT: [[C_2_3:%.*]] = icmp eq ptr [[PTR_IV_NEXT_3]], [[END]]
; APPLE-NEXT: br i1 [[C_2_3]], label %[[EXIT_UNR_LCSSA_LOOPEXIT]], label %[[LOOP_HEADER]]
; APPLE: [[EXIT_UNR_LCSSA_LOOPEXIT]]:
; APPLE-NEXT: [[RES_PH_PH:%.*]] = phi ptr [ [[PTR_IV1]], %[[LOOP_HEADER]] ], [ [[PTR_IV_NEXT1]], %[[LOOP_LATCH]] ], [ [[PTR_IV_NEXT_1]], %[[LOOP_LATCH_1]] ], [ [[PTR_IV_NEXT_2]], %[[LOOP_LATCH_2]] ], [ [[END]], %[[LOOP_LATCH_3]] ]
; APPLE-NEXT: [[RES_PH_PH:%.*]] = phi ptr [ [[PTR_IV]], %[[LOOP_HEADER]] ], [ [[PTR_IV_NEXT]], %[[LOOP_LATCH]] ], [ [[PTR_IV_NEXT_1]], %[[LOOP_LATCH_1]] ], [ [[PTR_IV_NEXT_2]], %[[LOOP_LATCH_2]] ], [ [[END]], %[[LOOP_LATCH_3]] ]
; APPLE-NEXT: br label %[[EXIT_UNR_LCSSA:.*]]
; APPLE: [[EXIT_UNR_LCSSA_LOOPEXIT3]]:
; APPLE-NEXT: [[RES_PH_PH4:%.*]] = phi ptr [ [[PTR_IV]], %[[LOOP_HEADER_PROL]] ]
; APPLE-NEXT: [[RES_PH_PH4:%.*]] = phi ptr [ [[PTR_IV_PROL]], %[[LOOP_HEADER_PROL]] ]
; APPLE-NEXT: br label %[[EXIT_UNR_LCSSA]]
; APPLE: [[EXIT_UNR_LCSSA]]:
; APPLE-NEXT: [[RES_PH:%.*]] = phi ptr [ [[RES_PH_PH]], %[[EXIT_UNR_LCSSA_LOOPEXIT]] ], [ [[RES_PH_PH4]], %[[EXIT_UNR_LCSSA_LOOPEXIT3]] ]
; APPLE-NEXT: br label %[[EXIT]]
; APPLE: [[EXIT]]:
; APPLE-NEXT: [[RES1:%.*]] = phi ptr [ [[RES_UNR]], %[[LOOP_HEADER_PROL_LOOPEXIT]] ], [ [[RES_PH]], %[[EXIT_UNR_LCSSA]] ]
; APPLE-NEXT: [[C_5:%.*]] = icmp eq ptr [[RES1]], [[END]]
; APPLE-NEXT: ret i1 [[C_5]]
; APPLE-NEXT: [[RES:%.*]] = phi ptr [ [[RES_UNR]], %[[LOOP_HEADER_PROL_LOOPEXIT]] ], [ [[RES_PH]], %[[EXIT_UNR_LCSSA]] ]
; APPLE-NEXT: [[C_3:%.*]] = icmp eq ptr [[RES]], [[END]]
; APPLE-NEXT: ret i1 [[C_3]]
;
; OTHER-LABEL: define i1 @multi_2_exit_find_i8_loop(
; OTHER-SAME: ptr [[VEC:%.*]], i8 [[TGT:%.*]]) #[[ATTR0:[0-9]+]] {
Expand Down Expand Up @@ -154,20 +154,20 @@ define i1 @multi_2_exit_find_ptr_loop(ptr %vec, ptr %tgt) {
; APPLE: [[LOOP_HEADER_PROL_PREHEADER]]:
; APPLE-NEXT: br label %[[LOOP_HEADER_PROL:.*]]
; APPLE: [[LOOP_HEADER_PROL]]:
; APPLE-NEXT: [[PTR_IV:%.*]] = phi ptr [ [[PTR_IV_NEXT:%.*]], %[[LOOP_LATCH_PROL:.*]] ], [ [[START]], %[[LOOP_HEADER_PROL_PREHEADER]] ]
; APPLE-NEXT: [[PTR_IV_PROL:%.*]] = phi ptr [ [[PTR_IV_NEXT_PROL:%.*]], %[[LOOP_LATCH_PROL:.*]] ], [ [[START]], %[[LOOP_HEADER_PROL_PREHEADER]] ]
; APPLE-NEXT: [[PROL_ITER:%.*]] = phi i64 [ 0, %[[LOOP_HEADER_PROL_PREHEADER]] ], [ [[PROL_ITER_NEXT:%.*]], %[[LOOP_LATCH_PROL]] ]
; APPLE-NEXT: [[L:%.*]] = load ptr, ptr [[PTR_IV]], align 8
; APPLE-NEXT: [[C_1:%.*]] = icmp eq ptr [[L]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1]], label %[[EXIT_UNR_LCSSA_LOOPEXIT3:.*]], label %[[LOOP_LATCH_PROL]]
; APPLE-NEXT: [[L_PROL:%.*]] = load ptr, ptr [[PTR_IV_PROL]], align 8
; APPLE-NEXT: [[C_1_PROL:%.*]] = icmp eq ptr [[L_PROL]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1_PROL]], label %[[EXIT_UNR_LCSSA_LOOPEXIT3:.*]], label %[[LOOP_LATCH_PROL]]
; APPLE: [[LOOP_LATCH_PROL]]:
; APPLE-NEXT: [[PTR_IV_NEXT]] = getelementptr inbounds nuw i8, ptr [[PTR_IV]], i64 8
; APPLE-NEXT: [[C_2:%.*]] = icmp eq ptr [[PTR_IV_NEXT]], [[END]]
; APPLE-NEXT: [[PTR_IV_NEXT_PROL]] = getelementptr inbounds nuw i8, ptr [[PTR_IV_PROL]], i64 8
; APPLE-NEXT: [[C_2_PROL:%.*]] = icmp eq ptr [[PTR_IV_NEXT_PROL]], [[END]]
; APPLE-NEXT: [[PROL_ITER_NEXT]] = add i64 [[PROL_ITER]], 1
; APPLE-NEXT: [[PROL_ITER_CMP:%.*]] = icmp ne i64 [[PROL_ITER_NEXT]], [[XTRAITER]]
; APPLE-NEXT: br i1 [[PROL_ITER_CMP]], label %[[LOOP_HEADER_PROL]], label %[[LOOP_HEADER_PROL_LOOPEXIT_UNR_LCSSA:.*]], !llvm.loop [[LOOP2:![0-9]+]]
; APPLE: [[LOOP_HEADER_PROL_LOOPEXIT_UNR_LCSSA]]:
; APPLE-NEXT: [[RES_UNR_PH:%.*]] = phi ptr [ [[END]], %[[LOOP_LATCH_PROL]] ]
; APPLE-NEXT: [[PTR_IV_UNR_PH:%.*]] = phi ptr [ [[PTR_IV_NEXT]], %[[LOOP_LATCH_PROL]] ]
; APPLE-NEXT: [[PTR_IV_UNR_PH:%.*]] = phi ptr [ [[PTR_IV_NEXT_PROL]], %[[LOOP_LATCH_PROL]] ]
; APPLE-NEXT: br label %[[LOOP_HEADER_PROL_LOOPEXIT]]
; APPLE: [[LOOP_HEADER_PROL_LOOPEXIT]]:
; APPLE-NEXT: [[RES_UNR:%.*]] = phi ptr [ poison, %[[ENTRY]] ], [ [[RES_UNR_PH]], %[[LOOP_HEADER_PROL_LOOPEXIT_UNR_LCSSA]] ]
Expand All @@ -177,17 +177,17 @@ define i1 @multi_2_exit_find_ptr_loop(ptr %vec, ptr %tgt) {
; APPLE: [[ENTRY_NEW]]:
; APPLE-NEXT: br label %[[LOOP_HEADER:.*]]
; APPLE: [[LOOP_HEADER]]:
; APPLE-NEXT: [[PTR_IV1:%.*]] = phi ptr [ [[PTR_IV_UNR]], %[[ENTRY_NEW]] ], [ [[PTR_IV_NEXT_3:%.*]], %[[LOOP_LATCH_3:.*]] ]
; APPLE-NEXT: [[L1:%.*]] = load ptr, ptr [[PTR_IV1]], align 8
; APPLE-NEXT: [[C_4:%.*]] = icmp eq ptr [[L1]], [[TGT]]
; APPLE-NEXT: br i1 [[C_4]], label %[[EXIT_UNR_LCSSA_LOOPEXIT:.*]], label %[[LOOP_LATCH:.*]]
; APPLE-NEXT: [[PTR_IV:%.*]] = phi ptr [ [[PTR_IV_UNR]], %[[ENTRY_NEW]] ], [ [[PTR_IV_NEXT_3:%.*]], %[[LOOP_LATCH_3:.*]] ]
; APPLE-NEXT: [[L:%.*]] = load ptr, ptr [[PTR_IV]], align 8
; APPLE-NEXT: [[C_1:%.*]] = icmp eq ptr [[L]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1]], label %[[EXIT_UNR_LCSSA_LOOPEXIT:.*]], label %[[LOOP_LATCH:.*]]
; APPLE: [[LOOP_LATCH]]:
; APPLE-NEXT: [[PTR_IV_NEXT1:%.*]] = getelementptr inbounds nuw i8, ptr [[PTR_IV1]], i64 8
; APPLE-NEXT: [[L_1:%.*]] = load ptr, ptr [[PTR_IV_NEXT1]], align 8
; APPLE-NEXT: [[PTR_IV_NEXT:%.*]] = getelementptr inbounds nuw i8, ptr [[PTR_IV]], i64 8
; APPLE-NEXT: [[L_1:%.*]] = load ptr, ptr [[PTR_IV_NEXT]], align 8
; APPLE-NEXT: [[C_1_1:%.*]] = icmp eq ptr [[L_1]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1_1]], label %[[EXIT_UNR_LCSSA_LOOPEXIT]], label %[[LOOP_LATCH_1:.*]]
; APPLE: [[LOOP_LATCH_1]]:
; APPLE-NEXT: [[PTR_IV_NEXT_1:%.*]] = getelementptr inbounds nuw i8, ptr [[PTR_IV_NEXT1]], i64 8
; APPLE-NEXT: [[PTR_IV_NEXT_1:%.*]] = getelementptr inbounds nuw i8, ptr [[PTR_IV_NEXT]], i64 8
; APPLE-NEXT: [[L_2:%.*]] = load ptr, ptr [[PTR_IV_NEXT_1]], align 8
; APPLE-NEXT: [[C_1_2:%.*]] = icmp eq ptr [[L_2]], [[TGT]]
; APPLE-NEXT: br i1 [[C_1_2]], label %[[EXIT_UNR_LCSSA_LOOPEXIT]], label %[[LOOP_LATCH_2:.*]]
Expand All @@ -201,10 +201,10 @@ define i1 @multi_2_exit_find_ptr_loop(ptr %vec, ptr %tgt) {
; APPLE-NEXT: [[C_2_3:%.*]] = icmp eq ptr [[PTR_IV_NEXT_3]], [[END]]
; APPLE-NEXT: br i1 [[C_2_3]], label %[[EXIT_UNR_LCSSA_LOOPEXIT]], label %[[LOOP_HEADER]]
; APPLE: [[EXIT_UNR_LCSSA_LOOPEXIT]]:
; APPLE-NEXT: [[RES_PH_PH:%.*]] = phi ptr [ [[PTR_IV1]], %[[LOOP_HEADER]] ], [ [[PTR_IV_NEXT1]], %[[LOOP_LATCH]] ], [ [[PTR_IV_NEXT_1]], %[[LOOP_LATCH_1]] ], [ [[PTR_IV_NEXT_2]], %[[LOOP_LATCH_2]] ], [ [[END]], %[[LOOP_LATCH_3]] ]
; APPLE-NEXT: [[RES_PH_PH:%.*]] = phi ptr [ [[PTR_IV]], %[[LOOP_HEADER]] ], [ [[PTR_IV_NEXT]], %[[LOOP_LATCH]] ], [ [[PTR_IV_NEXT_1]], %[[LOOP_LATCH_1]] ], [ [[PTR_IV_NEXT_2]], %[[LOOP_LATCH_2]] ], [ [[END]], %[[LOOP_LATCH_3]] ]
; APPLE-NEXT: br label %[[EXIT_UNR_LCSSA:.*]]
; APPLE: [[EXIT_UNR_LCSSA_LOOPEXIT3]]:
; APPLE-NEXT: [[RES_PH_PH4:%.*]] = phi ptr [ [[PTR_IV]], %[[LOOP_HEADER_PROL]] ]
; APPLE-NEXT: [[RES_PH_PH4:%.*]] = phi ptr [ [[PTR_IV_PROL]], %[[LOOP_HEADER_PROL]] ]
; APPLE-NEXT: br label %[[EXIT_UNR_LCSSA]]
; APPLE: [[EXIT_UNR_LCSSA]]:
; APPLE-NEXT: [[RES_PH:%.*]] = phi ptr [ [[RES_PH_PH]], %[[EXIT_UNR_LCSSA_LOOPEXIT]] ], [ [[RES_PH_PH4]], %[[EXIT_UNR_LCSSA_LOOPEXIT3]] ]
Expand Down Expand Up @@ -336,6 +336,7 @@ exit:
%c.3 = icmp eq ptr %res, %end
ret i1 %c.3
}

define i1 @multi_3_exit_find_ptr_loop(ptr %vec, ptr %tgt, ptr %tgt2) {
; APPLE-LABEL: define i1 @multi_3_exit_find_ptr_loop(
; APPLE-SAME: ptr [[VEC:%.*]], ptr [[TGT:%.*]], ptr [[TGT2:%.*]]) #[[ATTR0]] {
Expand Down Expand Up @@ -508,8 +509,3 @@ exit.2:
}

declare void @llvm.assume(i1 noundef)
;.
; APPLE: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]]}
; APPLE: [[META1]] = !{!"llvm.loop.unroll.disable"}
; APPLE: [[LOOP2]] = distinct !{[[LOOP2]], [[META1]]}
;.