418 lines
23 KiB
LLVM
418 lines
23 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -passes=loop-vectorize -force-vector-width=1 -force-vector-interleave=2 -S %s | FileCheck %s
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define void @test1_select_invariant(ptr %src.1, ptr %src.2, ptr %dst, i1 %c, i8 %n) {
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; CHECK-LABEL: @test1_select_invariant(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[PTR_SEL:%.*]] = select i1 [[C:%.*]], ptr [[SRC_1:%.*]], ptr [[SRC_2:%.*]]
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; CHECK-NEXT: [[TMP0:%.*]] = add i8 [[N:%.*]], -1
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; CHECK-NEXT: [[TMP1:%.*]] = zext i8 [[TMP0]] to i32
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; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i32 [[TMP1]], 1
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; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[TMP2]], 2
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; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
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; CHECK: vector.memcheck:
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; CHECK-NEXT: [[TMP3:%.*]] = add i8 [[N]], -1
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; CHECK-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i64
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; CHECK-NEXT: [[TMP5:%.*]] = add nuw nsw i64 [[TMP4]], 1
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; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr [[DST:%.*]], i64 [[TMP5]]
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; CHECK-NEXT: [[UGLYGEP1:%.*]] = getelementptr i8, ptr [[PTR_SEL]], i64 1
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; CHECK-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[DST]], [[UGLYGEP1]]
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; CHECK-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[PTR_SEL]], [[UGLYGEP]]
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; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
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; CHECK-NEXT: br i1 [[FOUND_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
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; CHECK: vector.ph:
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; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[TMP2]], 2
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; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[TMP2]], [[N_MOD_VF]]
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; CHECK-NEXT: [[IND_END:%.*]] = trunc i32 [[N_VEC]] to i8
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; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
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; CHECK: vector.body:
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; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[OFFSET_IDX:%.*]] = trunc i32 [[INDEX]] to i8
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; CHECK-NEXT: [[INDUCTION:%.*]] = add i8 [[OFFSET_IDX]], 0
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; CHECK-NEXT: [[INDUCTION2:%.*]] = add i8 [[OFFSET_IDX]], 1
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; CHECK-NEXT: [[TMP6:%.*]] = load i8, ptr [[PTR_SEL]], align 8, !alias.scope !0
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; CHECK-NEXT: [[TMP7:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION]]
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; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION2]]
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; CHECK-NEXT: store i8 [[TMP6]], ptr [[TMP7]], align 2, !alias.scope !3, !noalias !0
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; CHECK-NEXT: store i8 [[TMP6]], ptr [[TMP8]], align 2, !alias.scope !3, !noalias !0
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; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 2
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; CHECK-NEXT: [[TMP9:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]]
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; CHECK-NEXT: br i1 [[TMP9]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
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; CHECK: middle.block:
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; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[TMP2]], [[N_VEC]]
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; CHECK-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
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; CHECK: scalar.ph:
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; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i8 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
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; CHECK-NEXT: br label [[LOOP:%.*]]
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; CHECK: loop:
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; CHECK-NEXT: [[IV:%.*]] = phi i8 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
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; CHECK-NEXT: [[L_1:%.*]] = load i8, ptr [[PTR_SEL]], align 8
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; CHECK-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i8 [[IV]]
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; CHECK-NEXT: store i8 [[L_1]], ptr [[GEP_DST]], align 2
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; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i8 [[IV]], 1
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; CHECK-NEXT: [[EC:%.*]] = icmp eq i8 [[IV_NEXT]], [[N]]
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; CHECK-NEXT: br i1 [[EC]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP7:![0-9]+]]
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; CHECK: exit:
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; CHECK-NEXT: ret void
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;
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entry:
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%ptr.sel = select i1 %c, ptr %src.1, ptr %src.2
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br label %loop
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loop:
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%iv = phi i8 [ 0, %entry ], [ %iv.next, %loop ]
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%l.1 = load i8, ptr %ptr.sel, align 8
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%gep.dst = getelementptr i8, ptr %dst, i8 %iv
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store i8 %l.1, ptr %gep.dst, align 2
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%iv.next = add nsw nuw i8 %iv, 1
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%ec = icmp eq i8 %iv.next, %n
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br i1 %ec, label %exit, label %loop
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exit:
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ret void
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}
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define void @test_loop_dependent_select1(ptr %src.1, ptr %src.2, ptr %dst, i1 %c, i8 %n) {
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; CHECK-LABEL: @test_loop_dependent_select1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[SRC_23:%.*]] = ptrtoint ptr [[SRC_2:%.*]] to i64
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; CHECK-NEXT: [[SRC_12:%.*]] = ptrtoint ptr [[SRC_1:%.*]] to i64
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; CHECK-NEXT: [[DST1:%.*]] = ptrtoint ptr [[DST:%.*]] to i64
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; CHECK-NEXT: [[TMP0:%.*]] = add i8 [[N:%.*]], -1
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; CHECK-NEXT: [[TMP1:%.*]] = zext i8 [[TMP0]] to i32
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; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i32 [[TMP1]], 1
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; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[TMP2]], 2
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; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
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; CHECK: vector.memcheck:
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; CHECK-NEXT: [[DST1_FR:%.*]] = freeze i64 [[DST1]]
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; CHECK-NEXT: [[SRC_12_FR:%.*]] = freeze i64 [[SRC_12]]
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; CHECK-NEXT: [[TMP3:%.*]] = sub i64 [[DST1_FR]], [[SRC_12_FR]]
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; CHECK-NEXT: [[DIFF_CHECK:%.*]] = icmp ult i64 [[TMP3]], 2
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; CHECK-NEXT: [[DST1_FR4:%.*]] = freeze i64 [[DST1]]
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; CHECK-NEXT: [[SRC_23_FR:%.*]] = freeze i64 [[SRC_23]]
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; CHECK-NEXT: [[TMP4:%.*]] = sub i64 [[DST1_FR4]], [[SRC_23_FR]]
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; CHECK-NEXT: [[DIFF_CHECK5:%.*]] = icmp ult i64 [[TMP4]], 2
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; CHECK-NEXT: [[CONFLICT_RDX:%.*]] = or i1 [[DIFF_CHECK]], [[DIFF_CHECK5]]
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; CHECK-NEXT: br i1 [[CONFLICT_RDX]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
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; CHECK: vector.ph:
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; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[TMP2]], 2
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; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[TMP2]], [[N_MOD_VF]]
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; CHECK-NEXT: [[IND_END:%.*]] = trunc i32 [[N_VEC]] to i8
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; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
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; CHECK: vector.body:
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; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[OFFSET_IDX:%.*]] = trunc i32 [[INDEX]] to i8
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; CHECK-NEXT: [[INDUCTION:%.*]] = add i8 [[OFFSET_IDX]], 0
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; CHECK-NEXT: [[INDUCTION6:%.*]] = add i8 [[OFFSET_IDX]], 1
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; CHECK-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[SRC_1]], i8 [[INDUCTION]]
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; CHECK-NEXT: [[TMP6:%.*]] = getelementptr i8, ptr [[SRC_1]], i8 [[INDUCTION6]]
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; CHECK-NEXT: [[TMP7:%.*]] = getelementptr i8, ptr [[SRC_2]], i8 [[INDUCTION]]
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; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[SRC_2]], i8 [[INDUCTION6]]
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; CHECK-NEXT: [[TMP9:%.*]] = select i1 [[C:%.*]], ptr [[TMP5]], ptr [[TMP7]]
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; CHECK-NEXT: [[TMP10:%.*]] = select i1 [[C]], ptr [[TMP6]], ptr [[TMP8]]
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; CHECK-NEXT: [[TMP11:%.*]] = load i8, ptr [[TMP9]], align 8
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; CHECK-NEXT: [[TMP12:%.*]] = load i8, ptr [[TMP10]], align 8
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; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION]]
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; CHECK-NEXT: [[TMP14:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION6]]
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; CHECK-NEXT: store i8 [[TMP11]], ptr [[TMP13]], align 2
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; CHECK-NEXT: store i8 [[TMP12]], ptr [[TMP14]], align 2
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; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 2
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; CHECK-NEXT: [[TMP15:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]]
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; CHECK-NEXT: br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
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; CHECK: middle.block:
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; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[TMP2]], [[N_VEC]]
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; CHECK-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
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; CHECK: scalar.ph:
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; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i8 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
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; CHECK-NEXT: br label [[LOOP:%.*]]
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; CHECK: loop:
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; CHECK-NEXT: [[IV:%.*]] = phi i8 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
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; CHECK-NEXT: [[GEP_SRC_1:%.*]] = getelementptr i8, ptr [[SRC_1]], i8 [[IV]]
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; CHECK-NEXT: [[GEP_SRC_2:%.*]] = getelementptr i8, ptr [[SRC_2]], i8 [[IV]]
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; CHECK-NEXT: [[PTR_SEL:%.*]] = select i1 [[C]], ptr [[GEP_SRC_1]], ptr [[GEP_SRC_2]]
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; CHECK-NEXT: [[L_1:%.*]] = load i8, ptr [[PTR_SEL]], align 8
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; CHECK-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i8 [[IV]]
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; CHECK-NEXT: store i8 [[L_1]], ptr [[GEP_DST]], align 2
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; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i8 [[IV]], 1
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; CHECK-NEXT: [[EC:%.*]] = icmp eq i8 [[IV_NEXT]], [[N]]
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; CHECK-NEXT: br i1 [[EC]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP9:![0-9]+]]
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; CHECK: exit:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %loop
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loop:
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%iv = phi i8 [ 0, %entry ], [ %iv.next, %loop ]
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%gep.src.1 = getelementptr i8, ptr %src.1, i8 %iv
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%gep.src.2 = getelementptr i8, ptr %src.2, i8 %iv
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%ptr.sel = select i1 %c, ptr %gep.src.1, ptr %gep.src.2
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%l.1 = load i8, ptr %ptr.sel, align 8
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%gep.dst = getelementptr i8, ptr %dst, i8 %iv
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store i8 %l.1, ptr %gep.dst, align 2
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%iv.next = add nsw nuw i8 %iv, 1
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%ec = icmp eq i8 %iv.next, %n
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br i1 %ec, label %exit, label %loop
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exit:
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ret void
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}
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define void @test_loop_dependent_select2(ptr %src.1, ptr %src.2, ptr %dst, i8 %n, i8 %x) {
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; CHECK-LABEL: @test_loop_dependent_select2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = add i8 [[N:%.*]], -1
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; CHECK-NEXT: [[TMP1:%.*]] = zext i8 [[TMP0]] to i32
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; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i32 [[TMP1]], 1
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; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[TMP2]], 2
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; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
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; CHECK: vector.memcheck:
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; CHECK-NEXT: [[TMP3:%.*]] = add i8 [[N]], -1
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; CHECK-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i64
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; CHECK-NEXT: [[TMP5:%.*]] = add nuw nsw i64 [[TMP4]], 1
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; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr [[DST:%.*]], i64 [[TMP5]]
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; CHECK-NEXT: [[UGLYGEP1:%.*]] = getelementptr i8, ptr [[SRC_1:%.*]], i64 1
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; CHECK-NEXT: [[SRC_1_FR:%.*]] = freeze ptr [[SRC_1]]
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; CHECK-NEXT: [[UGLYGEP1_FR:%.*]] = freeze ptr [[UGLYGEP1]]
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; CHECK-NEXT: [[UGLYGEP2:%.*]] = getelementptr i8, ptr [[SRC_2:%.*]], i64 1
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; CHECK-NEXT: [[SRC_2_FR:%.*]] = freeze ptr [[SRC_2]]
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; CHECK-NEXT: [[UGLYGEP2_FR:%.*]] = freeze ptr [[UGLYGEP2]]
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; CHECK-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[DST]], [[UGLYGEP1_FR]]
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; CHECK-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[SRC_1_FR]], [[UGLYGEP]]
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; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
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; CHECK-NEXT: [[BOUND03:%.*]] = icmp ult ptr [[DST]], [[UGLYGEP2_FR]]
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; CHECK-NEXT: [[BOUND14:%.*]] = icmp ult ptr [[SRC_2_FR]], [[UGLYGEP]]
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; CHECK-NEXT: [[FOUND_CONFLICT5:%.*]] = and i1 [[BOUND03]], [[BOUND14]]
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; CHECK-NEXT: [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT5]]
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; CHECK-NEXT: br i1 [[CONFLICT_RDX]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
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; CHECK: vector.ph:
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; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[TMP2]], 2
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; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[TMP2]], [[N_MOD_VF]]
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; CHECK-NEXT: [[IND_END:%.*]] = trunc i32 [[N_VEC]] to i8
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; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
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; CHECK: vector.body:
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; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[OFFSET_IDX:%.*]] = trunc i32 [[INDEX]] to i8
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; CHECK-NEXT: [[INDUCTION:%.*]] = add i8 [[OFFSET_IDX]], 0
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; CHECK-NEXT: [[INDUCTION6:%.*]] = add i8 [[OFFSET_IDX]], 1
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; CHECK-NEXT: [[TMP6:%.*]] = icmp ult i8 [[INDUCTION]], [[X:%.*]]
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; CHECK-NEXT: [[TMP7:%.*]] = icmp ult i8 [[INDUCTION6]], [[X]]
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; CHECK-NEXT: [[TMP8:%.*]] = select i1 [[TMP6]], ptr [[SRC_1]], ptr [[SRC_2]]
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; CHECK-NEXT: [[TMP9:%.*]] = select i1 [[TMP7]], ptr [[SRC_1]], ptr [[SRC_2]]
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; CHECK-NEXT: [[TMP10:%.*]] = load i8, ptr [[TMP8]], align 8, !alias.scope !10
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; CHECK-NEXT: [[TMP11:%.*]] = load i8, ptr [[TMP9]], align 8, !alias.scope !10
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; CHECK-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION]]
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; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION6]]
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; CHECK-NEXT: store i8 [[TMP10]], ptr [[TMP12]], align 2, !alias.scope !13, !noalias !15
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; CHECK-NEXT: store i8 [[TMP11]], ptr [[TMP13]], align 2, !alias.scope !13, !noalias !15
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; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 2
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; CHECK-NEXT: [[TMP14:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]]
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; CHECK-NEXT: br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP17:![0-9]+]]
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; CHECK: middle.block:
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; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[TMP2]], [[N_VEC]]
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; CHECK-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
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; CHECK: scalar.ph:
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; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i8 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
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; CHECK-NEXT: br label [[LOOP:%.*]]
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; CHECK: loop:
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; CHECK-NEXT: [[IV:%.*]] = phi i8 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
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; CHECK-NEXT: [[C:%.*]] = icmp ult i8 [[IV]], [[X]]
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; CHECK-NEXT: [[PTR_SEL:%.*]] = select i1 [[C]], ptr [[SRC_1]], ptr [[SRC_2]]
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; CHECK-NEXT: [[L_1:%.*]] = load i8, ptr [[PTR_SEL]], align 8
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; CHECK-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i8 [[IV]]
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; CHECK-NEXT: store i8 [[L_1]], ptr [[GEP_DST]], align 2
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; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i8 [[IV]], 1
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; CHECK-NEXT: [[EC:%.*]] = icmp eq i8 [[IV_NEXT]], [[N]]
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; CHECK-NEXT: br i1 [[EC]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP18:![0-9]+]]
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; CHECK: exit:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %loop
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loop:
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%iv = phi i8 [ 0, %entry ], [ %iv.next, %loop ]
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%c = icmp ult i8 %iv, %x
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%ptr.sel = select i1 %c, ptr %src.1, ptr %src.2
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%l.1 = load i8, ptr %ptr.sel, align 8
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%gep.dst = getelementptr i8, ptr %dst, i8 %iv
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store i8 %l.1, ptr %gep.dst, align 2
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%iv.next = add nsw nuw i8 %iv, 1
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%ec = icmp eq i8 %iv.next, %n
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br i1 %ec, label %exit, label %loop
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exit:
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ret void
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}
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define void @test_loop_dependent_select_first_ptr_noundef(ptr noundef %src.1, ptr %src.2, ptr %dst, i8 %n, i8 %x) {
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; CHECK-LABEL: @test_loop_dependent_select_first_ptr_noundef(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = add i8 [[N:%.*]], -1
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; CHECK-NEXT: [[TMP1:%.*]] = zext i8 [[TMP0]] to i32
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; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i32 [[TMP1]], 1
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; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[TMP2]], 2
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; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
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; CHECK: vector.memcheck:
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; CHECK-NEXT: [[TMP3:%.*]] = add i8 [[N]], -1
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; CHECK-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i64
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; CHECK-NEXT: [[TMP5:%.*]] = add nuw nsw i64 [[TMP4]], 1
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; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr [[DST:%.*]], i64 [[TMP5]]
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; CHECK-NEXT: [[UGLYGEP1:%.*]] = getelementptr i8, ptr [[SRC_1:%.*]], i64 1
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; CHECK-NEXT: [[UGLYGEP2:%.*]] = getelementptr i8, ptr [[SRC_2:%.*]], i64 1
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; CHECK-NEXT: [[SRC_2_FR:%.*]] = freeze ptr [[SRC_2]]
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; CHECK-NEXT: [[UGLYGEP2_FR:%.*]] = freeze ptr [[UGLYGEP2]]
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; CHECK-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[DST]], [[UGLYGEP1]]
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; CHECK-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[SRC_1]], [[UGLYGEP]]
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; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
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; CHECK-NEXT: [[BOUND03:%.*]] = icmp ult ptr [[DST]], [[UGLYGEP2_FR]]
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; CHECK-NEXT: [[BOUND14:%.*]] = icmp ult ptr [[SRC_2_FR]], [[UGLYGEP]]
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|
; CHECK-NEXT: [[FOUND_CONFLICT5:%.*]] = and i1 [[BOUND03]], [[BOUND14]]
|
|
; CHECK-NEXT: [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT5]]
|
|
; CHECK-NEXT: br i1 [[CONFLICT_RDX]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
|
|
; CHECK: vector.ph:
|
|
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[TMP2]], 2
|
|
; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[TMP2]], [[N_MOD_VF]]
|
|
; CHECK-NEXT: [[IND_END:%.*]] = trunc i32 [[N_VEC]] to i8
|
|
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
|
|
; CHECK: vector.body:
|
|
; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
|
|
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = trunc i32 [[INDEX]] to i8
|
|
; CHECK-NEXT: [[INDUCTION:%.*]] = add i8 [[OFFSET_IDX]], 0
|
|
; CHECK-NEXT: [[INDUCTION6:%.*]] = add i8 [[OFFSET_IDX]], 1
|
|
; CHECK-NEXT: [[TMP6:%.*]] = icmp ult i8 [[INDUCTION]], [[X:%.*]]
|
|
; CHECK-NEXT: [[TMP7:%.*]] = icmp ult i8 [[INDUCTION6]], [[X]]
|
|
; CHECK-NEXT: [[TMP8:%.*]] = select i1 [[TMP6]], ptr [[SRC_1]], ptr [[SRC_2]]
|
|
; CHECK-NEXT: [[TMP9:%.*]] = select i1 [[TMP7]], ptr [[SRC_1]], ptr [[SRC_2]]
|
|
; CHECK-NEXT: [[TMP10:%.*]] = load i8, ptr [[TMP8]], align 8, !alias.scope !19
|
|
; CHECK-NEXT: [[TMP11:%.*]] = load i8, ptr [[TMP9]], align 8, !alias.scope !19
|
|
; CHECK-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION]]
|
|
; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION6]]
|
|
; CHECK-NEXT: store i8 [[TMP10]], ptr [[TMP12]], align 2, !alias.scope !22, !noalias !24
|
|
; CHECK-NEXT: store i8 [[TMP11]], ptr [[TMP13]], align 2, !alias.scope !22, !noalias !24
|
|
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 2
|
|
; CHECK-NEXT: [[TMP14:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]]
|
|
; CHECK-NEXT: br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP26:![0-9]+]]
|
|
; CHECK: middle.block:
|
|
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[TMP2]], [[N_VEC]]
|
|
; CHECK-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
|
|
; CHECK: scalar.ph:
|
|
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i8 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
|
|
; CHECK-NEXT: br label [[LOOP:%.*]]
|
|
; CHECK: loop:
|
|
; CHECK-NEXT: [[IV:%.*]] = phi i8 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
|
|
; CHECK-NEXT: [[C:%.*]] = icmp ult i8 [[IV]], [[X]]
|
|
; CHECK-NEXT: [[PTR_SEL:%.*]] = select i1 [[C]], ptr [[SRC_1]], ptr [[SRC_2]]
|
|
; CHECK-NEXT: [[L_1:%.*]] = load i8, ptr [[PTR_SEL]], align 8
|
|
; CHECK-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i8 [[IV]]
|
|
; CHECK-NEXT: store i8 [[L_1]], ptr [[GEP_DST]], align 2
|
|
; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i8 [[IV]], 1
|
|
; CHECK-NEXT: [[EC:%.*]] = icmp eq i8 [[IV_NEXT]], [[N]]
|
|
; CHECK-NEXT: br i1 [[EC]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP27:![0-9]+]]
|
|
; CHECK: exit:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
br label %loop
|
|
|
|
loop:
|
|
%iv = phi i8 [ 0, %entry ], [ %iv.next, %loop ]
|
|
%c = icmp ult i8 %iv, %x
|
|
%ptr.sel = select i1 %c, ptr %src.1, ptr %src.2
|
|
%l.1 = load i8, ptr %ptr.sel, align 8
|
|
%gep.dst = getelementptr i8, ptr %dst, i8 %iv
|
|
store i8 %l.1, ptr %gep.dst, align 2
|
|
%iv.next = add nsw nuw i8 %iv, 1
|
|
%ec = icmp eq i8 %iv.next, %n
|
|
br i1 %ec, label %exit, label %loop
|
|
|
|
exit:
|
|
ret void
|
|
}
|
|
|
|
define void @test_loop_dependent_select_second_ptr_noundef(ptr %src.1, ptr noundef %src.2, ptr %dst, i8 %n, i8 %x) {
|
|
; CHECK-LABEL: @test_loop_dependent_select_second_ptr_noundef(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[TMP0:%.*]] = add i8 [[N:%.*]], -1
|
|
; CHECK-NEXT: [[TMP1:%.*]] = zext i8 [[TMP0]] to i32
|
|
; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i32 [[TMP1]], 1
|
|
; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[TMP2]], 2
|
|
; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
|
|
; CHECK: vector.memcheck:
|
|
; CHECK-NEXT: [[TMP3:%.*]] = add i8 [[N]], -1
|
|
; CHECK-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i64
|
|
; CHECK-NEXT: [[TMP5:%.*]] = add nuw nsw i64 [[TMP4]], 1
|
|
; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr [[DST:%.*]], i64 [[TMP5]]
|
|
; CHECK-NEXT: [[UGLYGEP1:%.*]] = getelementptr i8, ptr [[SRC_1:%.*]], i64 1
|
|
; CHECK-NEXT: [[SRC_1_FR:%.*]] = freeze ptr [[SRC_1]]
|
|
; CHECK-NEXT: [[UGLYGEP1_FR:%.*]] = freeze ptr [[UGLYGEP1]]
|
|
; CHECK-NEXT: [[UGLYGEP2:%.*]] = getelementptr i8, ptr [[SRC_2:%.*]], i64 1
|
|
; CHECK-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[DST]], [[UGLYGEP1_FR]]
|
|
; CHECK-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[SRC_1_FR]], [[UGLYGEP]]
|
|
; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
|
|
; CHECK-NEXT: [[BOUND03:%.*]] = icmp ult ptr [[DST]], [[UGLYGEP2]]
|
|
; CHECK-NEXT: [[BOUND14:%.*]] = icmp ult ptr [[SRC_2]], [[UGLYGEP]]
|
|
; CHECK-NEXT: [[FOUND_CONFLICT5:%.*]] = and i1 [[BOUND03]], [[BOUND14]]
|
|
; CHECK-NEXT: [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT5]]
|
|
; CHECK-NEXT: br i1 [[CONFLICT_RDX]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
|
|
; CHECK: vector.ph:
|
|
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[TMP2]], 2
|
|
; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[TMP2]], [[N_MOD_VF]]
|
|
; CHECK-NEXT: [[IND_END:%.*]] = trunc i32 [[N_VEC]] to i8
|
|
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
|
|
; CHECK: vector.body:
|
|
; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
|
|
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = trunc i32 [[INDEX]] to i8
|
|
; CHECK-NEXT: [[INDUCTION:%.*]] = add i8 [[OFFSET_IDX]], 0
|
|
; CHECK-NEXT: [[INDUCTION6:%.*]] = add i8 [[OFFSET_IDX]], 1
|
|
; CHECK-NEXT: [[TMP6:%.*]] = icmp ult i8 [[INDUCTION]], [[X:%.*]]
|
|
; CHECK-NEXT: [[TMP7:%.*]] = icmp ult i8 [[INDUCTION6]], [[X]]
|
|
; CHECK-NEXT: [[TMP8:%.*]] = select i1 [[TMP6]], ptr [[SRC_1]], ptr [[SRC_2]]
|
|
; CHECK-NEXT: [[TMP9:%.*]] = select i1 [[TMP7]], ptr [[SRC_1]], ptr [[SRC_2]]
|
|
; CHECK-NEXT: [[TMP10:%.*]] = load i8, ptr [[TMP8]], align 8, !alias.scope !28
|
|
; CHECK-NEXT: [[TMP11:%.*]] = load i8, ptr [[TMP9]], align 8, !alias.scope !28
|
|
; CHECK-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION]]
|
|
; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i8, ptr [[DST]], i8 [[INDUCTION6]]
|
|
; CHECK-NEXT: store i8 [[TMP10]], ptr [[TMP12]], align 2, !alias.scope !31, !noalias !33
|
|
; CHECK-NEXT: store i8 [[TMP11]], ptr [[TMP13]], align 2, !alias.scope !31, !noalias !33
|
|
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 2
|
|
; CHECK-NEXT: [[TMP14:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]]
|
|
; CHECK-NEXT: br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP35:![0-9]+]]
|
|
; CHECK: middle.block:
|
|
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[TMP2]], [[N_VEC]]
|
|
; CHECK-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
|
|
; CHECK: scalar.ph:
|
|
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i8 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
|
|
; CHECK-NEXT: br label [[LOOP:%.*]]
|
|
; CHECK: loop:
|
|
; CHECK-NEXT: [[IV:%.*]] = phi i8 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
|
|
; CHECK-NEXT: [[C:%.*]] = icmp ult i8 [[IV]], [[X]]
|
|
; CHECK-NEXT: [[PTR_SEL:%.*]] = select i1 [[C]], ptr [[SRC_1]], ptr [[SRC_2]]
|
|
; CHECK-NEXT: [[L_1:%.*]] = load i8, ptr [[PTR_SEL]], align 8
|
|
; CHECK-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i8 [[IV]]
|
|
; CHECK-NEXT: store i8 [[L_1]], ptr [[GEP_DST]], align 2
|
|
; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i8 [[IV]], 1
|
|
; CHECK-NEXT: [[EC:%.*]] = icmp eq i8 [[IV_NEXT]], [[N]]
|
|
; CHECK-NEXT: br i1 [[EC]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP36:![0-9]+]]
|
|
; CHECK: exit:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
br label %loop
|
|
|
|
loop:
|
|
%iv = phi i8 [ 0, %entry ], [ %iv.next, %loop ]
|
|
%c = icmp ult i8 %iv, %x
|
|
%ptr.sel = select i1 %c, ptr %src.1, ptr %src.2
|
|
%l.1 = load i8, ptr %ptr.sel, align 8
|
|
%gep.dst = getelementptr i8, ptr %dst, i8 %iv
|
|
store i8 %l.1, ptr %gep.dst, align 2
|
|
%iv.next = add nsw nuw i8 %iv, 1
|
|
%ec = icmp eq i8 %iv.next, %n
|
|
br i1 %ec, label %exit, label %loop
|
|
|
|
exit:
|
|
ret void
|
|
}
|