| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 |
| ; RUN: opt -passes=loop-vectorize -force-vector-width=4 -S %s | FileCheck %s |
| |
| target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128" |
| |
| define void @test_versioned_with_sext_use(i32 %offset, ptr %dst) { |
| ; CHECK-LABEL: define void @test_versioned_with_sext_use( |
| ; CHECK-SAME: i32 [[OFFSET:%.*]], ptr [[DST:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[OFFSET_EXT:%.*]] = sext i32 [[OFFSET]] to i64 |
| ; CHECK-NEXT: br label [[OUTER_HEADER:%.*]] |
| ; CHECK: outer.header.loopexit: |
| ; CHECK-NEXT: [[IV_2_NEXT_LCSSA:%.*]] = phi i64 [ [[IV_2_NEXT:%.*]], [[INNER_LOOP:%.*]] ], [ [[IND_END:%.*]], [[MIDDLE_BLOCK:%.*]] ] |
| ; CHECK-NEXT: br label [[OUTER_HEADER]] |
| ; CHECK: outer.header: |
| ; CHECK-NEXT: [[IV_1:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_2_NEXT_LCSSA]], [[OUTER_HEADER_LOOPEXIT:%.*]] ] |
| ; CHECK-NEXT: [[C:%.*]] = call i1 @cond() |
| ; CHECK-NEXT: br i1 [[C]], label [[INNER_LOOP_PREHEADER:%.*]], label [[EXIT:%.*]] |
| ; CHECK: inner.loop.preheader: |
| ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]] |
| ; CHECK: vector.scevcheck: |
| ; CHECK-NEXT: [[IDENT_CHECK:%.*]] = icmp ne i32 [[OFFSET]], 1 |
| ; CHECK-NEXT: br i1 [[IDENT_CHECK]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP0:%.*]] = mul i64 200, [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[IND_END]] = add i64 [[IV_1]], [[TMP0]] |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP1:%.*]] = mul i64 [[INDEX]], [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = add i64 [[IV_1]], [[TMP1]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = mul i64 0, [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], [[TMP2]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP3]] |
| ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr i32, ptr [[TMP4]], i32 0 |
| ; CHECK-NEXT: store <4 x i32> zeroinitializer, ptr [[TMP5]], align 8 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], 200 |
| ; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 false, label [[OUTER_HEADER_LOOPEXIT]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ [[IV_1]], [[VECTOR_SCEVCHECK]] ], [ [[IV_1]], [[INNER_LOOP_PREHEADER]] ] |
| ; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i32 [ 200, [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[INNER_LOOP_PREHEADER]] ] |
| ; CHECK-NEXT: br label [[INNER_LOOP]] |
| ; CHECK: inner.loop: |
| ; CHECK-NEXT: [[IV_2:%.*]] = phi i64 [ [[IV_2_NEXT]], [[INNER_LOOP]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[IV_3:%.*]] = phi i32 [ [[IV_3_NEXT:%.*]], [[INNER_LOOP]] ], [ [[BC_RESUME_VAL1]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST]], i64 [[IV_2]] |
| ; CHECK-NEXT: store i32 0, ptr [[GEP]], align 8 |
| ; CHECK-NEXT: [[IV_2_NEXT]] = add i64 [[IV_2]], [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[IV_3_NEXT]] = add i32 [[IV_3]], 1 |
| ; CHECK-NEXT: [[EC:%.*]] = icmp eq i32 [[IV_3]], 200 |
| ; CHECK-NEXT: br i1 [[EC]], label [[OUTER_HEADER_LOOPEXIT]], label [[INNER_LOOP]], !llvm.loop [[LOOP3:![0-9]+]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %offset.ext = sext i32 %offset to i64 |
| br label %outer.header |
| |
| outer.header: |
| %iv.1 = phi i64 [ 0, %entry ], [ %iv.2.next, %inner.loop ] |
| %c = call i1 @cond() |
| br i1 %c, label %inner.loop, label %exit |
| |
| inner.loop: |
| %iv.2 = phi i64 [ %iv.1, %outer.header ], [ %iv.2.next, %inner.loop ] |
| %iv.3 = phi i32 [ 0, %outer.header ], [ %iv.3.next, %inner.loop ] |
| %gep = getelementptr i32, ptr %dst, i64 %iv.2 |
| store i32 0, ptr %gep, align 8 |
| %iv.2.next = add i64 %iv.2, %offset.ext |
| %iv.3.next = add i32 %iv.3, 1 |
| %ec = icmp eq i32 %iv.3, 200 |
| br i1 %ec, label %outer.header, label %inner.loop |
| |
| exit: |
| ret void |
| } |
| |
| define void @test_versioned_with_zext_use(i32 %offset, ptr %dst) { |
| ; CHECK-LABEL: define void @test_versioned_with_zext_use( |
| ; CHECK-SAME: i32 [[OFFSET:%.*]], ptr [[DST:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[OFFSET_EXT:%.*]] = zext i32 [[OFFSET]] to i64 |
| ; CHECK-NEXT: br label [[OUTER_HEADER:%.*]] |
| ; CHECK: outer.header.loopexit: |
| ; CHECK-NEXT: [[IV_2_NEXT_LCSSA:%.*]] = phi i64 [ [[IV_2_NEXT:%.*]], [[INNER_LOOP:%.*]] ], [ [[IND_END:%.*]], [[MIDDLE_BLOCK:%.*]] ] |
| ; CHECK-NEXT: br label [[OUTER_HEADER]] |
| ; CHECK: outer.header: |
| ; CHECK-NEXT: [[IV_1:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_2_NEXT_LCSSA]], [[OUTER_HEADER_LOOPEXIT:%.*]] ] |
| ; CHECK-NEXT: [[C:%.*]] = call i1 @cond() |
| ; CHECK-NEXT: br i1 [[C]], label [[INNER_LOOP_PREHEADER:%.*]], label [[EXIT:%.*]] |
| ; CHECK: inner.loop.preheader: |
| ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]] |
| ; CHECK: vector.scevcheck: |
| ; CHECK-NEXT: [[IDENT_CHECK:%.*]] = icmp ne i32 [[OFFSET]], 1 |
| ; CHECK-NEXT: br i1 [[IDENT_CHECK]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP0:%.*]] = mul i64 200, [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[IND_END]] = add i64 [[IV_1]], [[TMP0]] |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP1:%.*]] = mul i64 [[INDEX]], [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = add i64 [[IV_1]], [[TMP1]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = mul i64 0, [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], [[TMP2]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr i32, ptr [[DST]], i64 [[TMP3]] |
| ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr i32, ptr [[TMP4]], i32 0 |
| ; CHECK-NEXT: store <4 x i32> zeroinitializer, ptr [[TMP5]], align 8 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], 200 |
| ; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 false, label [[OUTER_HEADER_LOOPEXIT]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ [[IV_1]], [[VECTOR_SCEVCHECK]] ], [ [[IV_1]], [[INNER_LOOP_PREHEADER]] ] |
| ; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i32 [ 200, [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[INNER_LOOP_PREHEADER]] ] |
| ; CHECK-NEXT: br label [[INNER_LOOP]] |
| ; CHECK: inner.loop: |
| ; CHECK-NEXT: [[IV_2:%.*]] = phi i64 [ [[IV_2_NEXT]], [[INNER_LOOP]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[IV_3:%.*]] = phi i32 [ [[IV_3_NEXT:%.*]], [[INNER_LOOP]] ], [ [[BC_RESUME_VAL1]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST]], i64 [[IV_2]] |
| ; CHECK-NEXT: store i32 0, ptr [[GEP]], align 8 |
| ; CHECK-NEXT: [[IV_2_NEXT]] = add i64 [[IV_2]], [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[IV_3_NEXT]] = add i32 [[IV_3]], 1 |
| ; CHECK-NEXT: [[EC:%.*]] = icmp eq i32 [[IV_3]], 200 |
| ; CHECK-NEXT: br i1 [[EC]], label [[OUTER_HEADER_LOOPEXIT]], label [[INNER_LOOP]], !llvm.loop [[LOOP5:![0-9]+]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %offset.ext = zext i32 %offset to i64 |
| br label %outer.header |
| |
| outer.header: |
| %iv.1 = phi i64 [ 0, %entry ], [ %iv.2.next, %inner.loop ] |
| %c = call i1 @cond() |
| br i1 %c, label %inner.loop, label %exit |
| |
| inner.loop: |
| %iv.2 = phi i64 [ %iv.1, %outer.header ], [ %iv.2.next, %inner.loop ] |
| %iv.3 = phi i32 [ 0, %outer.header ], [ %iv.3.next, %inner.loop ] |
| %gep = getelementptr i32, ptr %dst, i64 %iv.2 |
| store i32 0, ptr %gep, align 8 |
| %iv.2.next = add i64 %iv.2, %offset.ext |
| %iv.3.next = add i32 %iv.3, 1 |
| %ec = icmp eq i32 %iv.3, 200 |
| br i1 %ec, label %outer.header, label %inner.loop |
| |
| exit: |
| ret void |
| } |
| |
| define void @versioned_sext_use_in_gep(i32 %scale, ptr %dst, i64 %scale.2) { |
| ; CHECK-LABEL: define void @versioned_sext_use_in_gep( |
| ; CHECK-SAME: i32 [[SCALE:%.*]], ptr [[DST:%.*]], i64 [[SCALE_2:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[SCALE_EXT:%.*]] = sext i32 [[SCALE]] to i64 |
| ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]] |
| ; CHECK: vector.scevcheck: |
| ; CHECK-NEXT: [[IDENT_CHECK:%.*]] = icmp ne i32 [[SCALE]], 1 |
| ; CHECK-NEXT: br i1 [[IDENT_CHECK]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[DST]], i64 [[SCALE_2]] |
| ; CHECK-NEXT: [[TMP81:%.*]] = getelementptr i8, ptr [[DST]], i64 [[SCALE_2]] |
| ; CHECK-NEXT: [[TMP82:%.*]] = getelementptr i8, ptr [[DST]], i64 [[SCALE_2]] |
| ; CHECK-NEXT: [[TMP83:%.*]] = getelementptr i8, ptr [[DST]], i64 [[SCALE_2]] |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 0 |
| ; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 1 |
| ; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 2 |
| ; CHECK-NEXT: [[TMP16:%.*]] = add i64 [[INDEX]], 3 |
| ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP10]] |
| ; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP12]] |
| ; CHECK-NEXT: [[TMP15:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP14]] |
| ; CHECK-NEXT: [[TMP17:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP16]] |
| ; CHECK-NEXT: store ptr [[TMP8]], ptr [[TMP11]], align 8 |
| ; CHECK-NEXT: store ptr [[TMP8]], ptr [[TMP13]], align 8 |
| ; CHECK-NEXT: store ptr [[TMP8]], ptr [[TMP15]], align 8 |
| ; CHECK-NEXT: store ptr [[TMP8]], ptr [[TMP17]], align 8 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP18:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP18]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 256, [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: br label [[LOOP:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: [[IV_MUL:%.*]] = mul i64 [[IV]], [[SCALE_EXT]] |
| ; CHECK-NEXT: [[GEP_1:%.*]] = getelementptr i8, ptr [[DST]], i64 [[IV_MUL]] |
| ; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1 |
| ; CHECK-NEXT: [[SCALE_MUL:%.*]] = mul i64 [[SCALE_EXT]], [[SCALE_2]] |
| ; CHECK-NEXT: [[GEP_2:%.*]] = getelementptr i8, ptr [[DST]], i64 [[SCALE_MUL]] |
| ; CHECK-NEXT: store ptr [[GEP_2]], ptr [[GEP_1]], align 8 |
| ; CHECK-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[EC]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP7:![0-9]+]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %scale.ext = sext i32 %scale to i64 |
| br label %loop |
| |
| loop: |
| %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ] |
| %iv.mul = mul i64 %iv, %scale.ext |
| %gep.1 = getelementptr i8, ptr %dst, i64 %iv.mul |
| %iv.next = add i64 %iv, 1 |
| %scale.mul = mul i64 %scale.ext, %scale.2 |
| %gep.2 = getelementptr i8, ptr %dst, i64 %scale.mul |
| store ptr %gep.2, ptr %gep.1, align 8 |
| %ec = icmp eq i64 %iv.next, 256 |
| br i1 %ec, label %exit, label %loop |
| |
| exit: |
| ret void |
| } |
| |
| declare i1 @cond() |
| |
| define void @test_versioned_with_different_uses(i32 %offset, ptr noalias %dst.1, ptr %dst.2) { |
| ; CHECK-LABEL: define void @test_versioned_with_different_uses( |
| ; CHECK-SAME: i32 [[OFFSET:%.*]], ptr noalias [[DST_1:%.*]], ptr [[DST_2:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[OFFSET_EXT:%.*]] = zext i32 [[OFFSET]] to i64 |
| ; CHECK-NEXT: br label [[OUTER_HEADER:%.*]] |
| ; CHECK: outer.header.loopexit: |
| ; CHECK-NEXT: [[IV_2_NEXT_LCSSA:%.*]] = phi i64 [ [[IV_2_NEXT:%.*]], [[INNER_LOOP:%.*]] ], [ [[IND_END:%.*]], [[MIDDLE_BLOCK:%.*]] ] |
| ; CHECK-NEXT: br label [[OUTER_HEADER]] |
| ; CHECK: outer.header: |
| ; CHECK-NEXT: [[IV_1:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_2_NEXT_LCSSA]], [[OUTER_HEADER_LOOPEXIT:%.*]] ] |
| ; CHECK-NEXT: [[C:%.*]] = call i1 @cond() |
| ; CHECK-NEXT: br i1 [[C]], label [[INNER_LOOP_PREHEADER:%.*]], label [[EXIT:%.*]] |
| ; CHECK: inner.loop.preheader: |
| ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]] |
| ; CHECK: vector.scevcheck: |
| ; CHECK-NEXT: [[IDENT_CHECK:%.*]] = icmp ne i32 [[OFFSET]], 1 |
| ; CHECK-NEXT: br i1 [[IDENT_CHECK]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP0:%.*]] = mul i64 200, [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[IND_END]] = add i64 [[IV_1]], [[TMP0]] |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP1:%.*]] = mul i64 [[INDEX]], [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = add i64 [[IV_1]], [[TMP1]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = mul i64 0, [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], [[TMP2]] |
| ; CHECK-NEXT: [[OFFSET_IDX2:%.*]] = trunc i64 [[INDEX]] to i32 |
| ; CHECK-NEXT: [[TMP4:%.*]] = add i32 [[OFFSET_IDX2]], 0 |
| ; CHECK-NEXT: [[TMP5:%.*]] = add i32 [[OFFSET_IDX2]], 1 |
| ; CHECK-NEXT: [[TMP6:%.*]] = add i32 [[OFFSET_IDX2]], 2 |
| ; CHECK-NEXT: [[TMP7:%.*]] = add i32 [[OFFSET_IDX2]], 3 |
| ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[TMP4]] |
| ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[TMP5]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[TMP6]] |
| ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[TMP7]] |
| ; CHECK-NEXT: store i32 0, ptr [[TMP8]], align 8 |
| ; CHECK-NEXT: store i32 0, ptr [[TMP9]], align 8 |
| ; CHECK-NEXT: store i32 0, ptr [[TMP10]], align 8 |
| ; CHECK-NEXT: store i32 0, ptr [[TMP11]], align 8 |
| ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr i32, ptr [[DST_2]], i64 [[TMP3]] |
| ; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i32, ptr [[TMP12]], i32 0 |
| ; CHECK-NEXT: store <4 x i32> zeroinitializer, ptr [[TMP13]], align 8 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], 200 |
| ; CHECK-NEXT: br i1 [[TMP15]], label [[MIDDLE_BLOCK]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 false, label [[OUTER_HEADER_LOOPEXIT]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ [[IV_1]], [[VECTOR_SCEVCHECK]] ], [ [[IV_1]], [[INNER_LOOP_PREHEADER]] ] |
| ; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i32 [ 200, [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[INNER_LOOP_PREHEADER]] ] |
| ; CHECK-NEXT: br label [[INNER_LOOP]] |
| ; CHECK: inner.loop: |
| ; CHECK-NEXT: [[IV_2:%.*]] = phi i64 [ [[IV_2_NEXT]], [[INNER_LOOP]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[IV_3:%.*]] = phi i32 [ [[IV_3_NEXT:%.*]], [[INNER_LOOP]] ], [ [[BC_RESUME_VAL1]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[IV_MUL:%.*]] = mul i32 [[IV_3]], [[OFFSET]] |
| ; CHECK-NEXT: [[GEP_MUL:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[IV_MUL]] |
| ; CHECK-NEXT: store i32 0, ptr [[GEP_MUL]], align 8 |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST_2]], i64 [[IV_2]] |
| ; CHECK-NEXT: store i32 0, ptr [[GEP]], align 8 |
| ; CHECK-NEXT: [[IV_2_NEXT]] = add i64 [[IV_2]], [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[IV_3_NEXT]] = add i32 [[IV_3]], 1 |
| ; CHECK-NEXT: [[EC:%.*]] = icmp eq i32 [[IV_3]], 200 |
| ; CHECK-NEXT: br i1 [[EC]], label [[OUTER_HEADER_LOOPEXIT]], label [[INNER_LOOP]], !llvm.loop [[LOOP9:![0-9]+]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %offset.ext = zext i32 %offset to i64 |
| br label %outer.header |
| |
| outer.header: |
| %iv.1 = phi i64 [ 0, %entry ], [ %iv.2.next, %inner.loop ] |
| %c = call i1 @cond() |
| br i1 %c, label %inner.loop, label %exit |
| |
| inner.loop: |
| %iv.2 = phi i64 [ %iv.1, %outer.header ], [ %iv.2.next, %inner.loop ] |
| %iv.3 = phi i32 [ 0, %outer.header ], [ %iv.3.next, %inner.loop ] |
| %iv.mul = mul i32 %iv.3, %offset |
| %gep.mul = getelementptr i8, ptr %dst.1, i32 %iv.mul |
| store i32 0, ptr %gep.mul, align 8 |
| %gep = getelementptr i32, ptr %dst.2, i64 %iv.2 |
| store i32 0, ptr %gep, align 8 |
| %iv.2.next = add i64 %iv.2, %offset.ext |
| %iv.3.next = add i32 %iv.3, 1 |
| %ec = icmp eq i32 %iv.3, 200 |
| br i1 %ec, label %outer.header, label %inner.loop |
| |
| exit: |
| ret void |
| } |
| |
| define void @test_versioned_with_non_ex_use(i32 %offset, ptr noalias %dst.1, ptr %dst.2) { |
| ; CHECK-LABEL: define void @test_versioned_with_non_ex_use( |
| ; CHECK-SAME: i32 [[OFFSET:%.*]], ptr noalias [[DST_1:%.*]], ptr [[DST_2:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[OFFSET_EXT:%.*]] = zext i32 [[OFFSET]] to i64 |
| ; CHECK-NEXT: [[ADD:%.*]] = add i32 [[OFFSET]], 3 |
| ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]] |
| ; CHECK: vector.scevcheck: |
| ; CHECK-NEXT: [[TMP0:%.*]] = sub i32 -3, [[OFFSET]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i32 [[ADD]], 0 |
| ; CHECK-NEXT: [[TMP2:%.*]] = select i1 [[TMP1]], i32 [[TMP0]], i32 [[ADD]] |
| ; CHECK-NEXT: [[MUL:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 [[TMP2]], i32 200) |
| ; CHECK-NEXT: [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL]], 0 |
| ; CHECK-NEXT: [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL]], 1 |
| ; CHECK-NEXT: [[TMP3:%.*]] = sub i32 0, [[MUL_RESULT]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = icmp slt i32 [[MUL_RESULT]], 0 |
| ; CHECK-NEXT: [[TMP5:%.*]] = icmp sgt i32 [[TMP3]], 0 |
| ; CHECK-NEXT: [[TMP6:%.*]] = select i1 [[TMP1]], i1 [[TMP5]], i1 [[TMP4]] |
| ; CHECK-NEXT: [[TMP7:%.*]] = or i1 [[TMP6]], [[MUL_OVERFLOW]] |
| ; CHECK-NEXT: [[IDENT_CHECK:%.*]] = icmp ne i32 [[OFFSET]], 1 |
| ; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP7]], [[IDENT_CHECK]] |
| ; CHECK-NEXT: br i1 [[TMP8]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[ADD]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i32> [ <i32 0, i32 1, i32 2, i32 3>, [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 0 |
| ; CHECK-NEXT: [[TMP10:%.*]] = mul <4 x i32> [[VEC_IND]], [[BROADCAST_SPLAT]] |
| ; CHECK-NEXT: [[TMP11:%.*]] = extractelement <4 x i32> [[TMP10]], i32 0 |
| ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[TMP11]] |
| ; CHECK-NEXT: [[TMP13:%.*]] = extractelement <4 x i32> [[TMP10]], i32 1 |
| ; CHECK-NEXT: [[TMP14:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[TMP13]] |
| ; CHECK-NEXT: [[TMP15:%.*]] = extractelement <4 x i32> [[TMP10]], i32 2 |
| ; CHECK-NEXT: [[TMP16:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[TMP15]] |
| ; CHECK-NEXT: [[TMP17:%.*]] = extractelement <4 x i32> [[TMP10]], i32 3 |
| ; CHECK-NEXT: [[TMP18:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[TMP17]] |
| ; CHECK-NEXT: store i32 0, ptr [[TMP12]], align 8 |
| ; CHECK-NEXT: store i32 0, ptr [[TMP14]], align 8 |
| ; CHECK-NEXT: store i32 0, ptr [[TMP16]], align 8 |
| ; CHECK-NEXT: store i32 0, ptr [[TMP18]], align 8 |
| ; CHECK-NEXT: [[TMP20:%.*]] = getelementptr i32, ptr [[DST_2]], i64 [[TMP9]] |
| ; CHECK-NEXT: [[TMP21:%.*]] = getelementptr i32, ptr [[TMP20]], i32 0 |
| ; CHECK-NEXT: store <4 x i32> zeroinitializer, ptr [[TMP21]], align 8 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[VEC_IND_NEXT]] = add <4 x i32> [[VEC_IND]], splat (i32 4) |
| ; CHECK-NEXT: [[TMP22:%.*]] = icmp eq i64 [[INDEX_NEXT]], 200 |
| ; CHECK-NEXT: br i1 [[TMP22]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 false, label [[EXIT:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 200, [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i32 [ 200, [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ENTRY]] ] |
| ; CHECK-NEXT: br label [[LOOP:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[IV_2:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_2_NEXT:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: [[IV_3:%.*]] = phi i32 [ [[BC_RESUME_VAL1]], [[SCALAR_PH]] ], [ [[IV_3_NEXT:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: [[IV_MUL:%.*]] = mul i32 [[IV_3]], [[ADD]] |
| ; CHECK-NEXT: [[GEP_MUL:%.*]] = getelementptr i8, ptr [[DST_1]], i32 [[IV_MUL]] |
| ; CHECK-NEXT: store i32 0, ptr [[GEP_MUL]], align 8 |
| ; CHECK-NEXT: [[IV_2_MUL:%.*]] = mul i64 [[IV_2]], [[OFFSET_EXT]] |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[DST_2]], i64 [[IV_2_MUL]] |
| ; CHECK-NEXT: store i32 0, ptr [[GEP]], align 8 |
| ; CHECK-NEXT: [[IV_2_NEXT]] = add i64 [[IV_2]], 1 |
| ; CHECK-NEXT: [[IV_3_NEXT]] = add i32 [[IV_3]], 1 |
| ; CHECK-NEXT: [[EC:%.*]] = icmp eq i32 [[IV_3]], 200 |
| ; CHECK-NEXT: br i1 [[EC]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP11:![0-9]+]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %offset.ext = zext i32 %offset to i64 |
| %add = add i32 %offset, 3 |
| br label %loop |
| |
| loop: |
| %iv.2 = phi i64 [ 0, %entry ], [ %iv.2.next, %loop ] |
| %iv.3 = phi i32 [ 0, %entry ], [ %iv.3.next, %loop ] |
| %iv.mul = mul i32 %iv.3, %add |
| %gep.mul = getelementptr i8, ptr %dst.1, i32 %iv.mul |
| store i32 0, ptr %gep.mul, align 8 |
| %iv.2.mul = mul i64 %iv.2, %offset.ext |
| %gep = getelementptr i32, ptr %dst.2, i64 %iv.2.mul |
| store i32 0, ptr %gep, align 8 |
| %iv.2.next = add i64 %iv.2, 1 |
| %iv.3.next = add i32 %iv.3, 1 |
| %ec = icmp eq i32 %iv.3, 200 |
| br i1 %ec, label %exit, label %loop |
| |
| exit: |
| ret void |
| } |
| |
| ; Test case to make sure that uses of versioned strides of type i1 are properly |
| ; extended. From https://github.com/llvm/llvm-project/issues/91369. |
| ; TODO: Better check (udiv i64 15, %g.64) after checking if %g == 1. |
| define void @zext_of_i1_stride(i1 %g, ptr %dst) mustprogress { |
| ; CHECK-LABEL: define void @zext_of_i1_stride( |
| ; CHECK-SAME: i1 [[G:%.*]], ptr [[DST:%.*]]) #[[ATTR0:[0-9]+]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[G_16:%.*]] = zext i1 [[G]] to i16 |
| ; CHECK-NEXT: [[G_64:%.*]] = zext i1 [[G]] to i64 |
| ; CHECK-NEXT: [[TMP0:%.*]] = udiv i64 15, [[G_64]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = add nuw nsw i64 [[TMP0]], 1 |
| ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]] |
| ; CHECK: vector.scevcheck: |
| ; CHECK-NEXT: [[IDENT_CHECK:%.*]] = icmp ne i1 [[G]], true |
| ; CHECK-NEXT: br i1 [[IDENT_CHECK]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP1]], 4 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP1]], [[N_MOD_VF]] |
| ; CHECK-NEXT: [[IND_END:%.*]] = mul i64 [[N_VEC]], [[G_64]] |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], [[G_64]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = mul i64 0, [[G_64]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], [[TMP2]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i16, ptr [[DST]], i64 [[TMP3]] |
| ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i16, ptr [[TMP4]], i32 0 |
| ; CHECK-NEXT: store <4 x i16> splat (i16 1), ptr [[TMP5]], align 2 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP1]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: br label [[LOOP:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i16, ptr [[DST]], i64 [[IV]] |
| ; CHECK-NEXT: store i16 [[G_16]], ptr [[GEP]], align 2 |
| ; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], [[G_64]] |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i64 [[IV_NEXT]], 16 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[LOOP]], label [[EXIT]], !llvm.loop [[LOOP13:![0-9]+]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %g.16 = zext i1 %g to i16 |
| %g.64 = zext i1 %g to i64 |
| br label %loop |
| |
| loop: |
| %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ] |
| %gep = getelementptr inbounds i16, ptr %dst, i64 %iv |
| store i16 %g.16, ptr %gep, align 2 |
| %iv.next = add nuw nsw i64 %iv, %g.64 |
| %cmp = icmp ult i64 %iv.next, 16 |
| br i1 %cmp, label %loop, label %exit |
| |
| exit: |
| ret void |
| } |
| |
| ; Test case to make sure that uses of versioned strides of type i1 are properly |
| ; extended. |
| define void @sext_of_i1_stride(i1 %g, ptr %dst) mustprogress { |
| ; CHECK-LABEL: define void @sext_of_i1_stride( |
| ; CHECK-SAME: i1 [[G:%.*]], ptr [[DST:%.*]]) #[[ATTR0]] { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[G_16:%.*]] = sext i1 [[G]] to i16 |
| ; CHECK-NEXT: [[G_64:%.*]] = sext i1 [[G]] to i64 |
| ; CHECK-NEXT: [[UMAX:%.*]] = call i64 @llvm.umax.i64(i64 [[G_64]], i64 16) |
| ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[UMAX]], -1 |
| ; CHECK-NEXT: [[TMP1:%.*]] = udiv i64 [[TMP0]], [[G_64]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i64 [[TMP1]], 1 |
| ; CHECK-NEXT: br i1 true, label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]] |
| ; CHECK: vector.scevcheck: |
| ; CHECK-NEXT: [[IDENT_CHECK:%.*]] = icmp ne i1 [[G]], true |
| ; CHECK-NEXT: br i1 [[IDENT_CHECK]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP2]], 4 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP2]], [[N_MOD_VF]] |
| ; CHECK-NEXT: [[IND_END:%.*]] = mul i64 [[N_VEC]], [[G_64]] |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[TMP8:%.*]] = mul i64 0, [[G_64]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = add i64 0, [[TMP8]] |
| ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i16, ptr [[DST]], i64 [[TMP4]] |
| ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i16, ptr [[TMP5]], i32 0 |
| ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i16, ptr [[TMP6]], i32 -3 |
| ; CHECK-NEXT: store <4 x i16> splat (i16 -1), ptr [[TMP7]], align 2 |
| ; CHECK-NEXT: br label [[MIDDLE_BLOCK:%.*]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP2]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: br label [[LOOP:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i16, ptr [[DST]], i64 [[IV]] |
| ; CHECK-NEXT: store i16 [[G_16]], ptr [[GEP]], align 2 |
| ; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], [[G_64]] |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i64 [[IV_NEXT]], 16 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[LOOP]], label [[EXIT]], !llvm.loop [[LOOP14:![0-9]+]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %g.16 = sext i1 %g to i16 |
| %g.64 = sext i1 %g to i64 |
| br label %loop |
| |
| loop: |
| %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ] |
| %gep = getelementptr inbounds i16, ptr %dst, i64 %iv |
| store i16 %g.16, ptr %gep, align 2 |
| %iv.next = add nuw nsw i64 %iv, %g.64 |
| %cmp = icmp ult i64 %iv.next, 16 |
| br i1 %cmp, label %loop, label %exit |
| |
| exit: |
| ret void |
| } |
| |
| |
| ;. |
| ; CHECK: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]} |
| ; CHECK: [[META1]] = !{!"llvm.loop.isvectorized", i32 1} |
| ; CHECK: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"} |
| ; CHECK: [[LOOP3]] = distinct !{[[LOOP3]], [[META1]]} |
| ; CHECK: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]} |
| ; CHECK: [[LOOP5]] = distinct !{[[LOOP5]], [[META1]]} |
| ; CHECK: [[LOOP6]] = distinct !{[[LOOP6]], [[META1]], [[META2]]} |
| ; CHECK: [[LOOP7]] = distinct !{[[LOOP7]], [[META1]]} |
| ; CHECK: [[LOOP8]] = distinct !{[[LOOP8]], [[META1]], [[META2]]} |
| ; CHECK: [[LOOP9]] = distinct !{[[LOOP9]], [[META1]]} |
| ; CHECK: [[LOOP10]] = distinct !{[[LOOP10]], [[META1]], [[META2]]} |
| ; CHECK: [[LOOP11]] = distinct !{[[LOOP11]], [[META1]]} |
| ; CHECK: [[LOOP12]] = distinct !{[[LOOP12]], [[META1]], [[META2]]} |
| ; CHECK: [[LOOP13]] = distinct !{[[LOOP13]], [[META1]]} |
| ; CHECK: [[LOOP14]] = distinct !{[[LOOP14]], [[META1]]} |
| ;. |