diff options
Diffstat (limited to 'llvm/test/Transforms/LoopVectorize/RISCV/low-trip-count.ll')
-rw-r--r-- | llvm/test/Transforms/LoopVectorize/RISCV/low-trip-count.ll | 370 |
1 files changed, 367 insertions, 3 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/low-trip-count.ll b/llvm/test/Transforms/LoopVectorize/RISCV/low-trip-count.ll index 0c5394c..7ccbc98 100644 --- a/llvm/test/Transforms/LoopVectorize/RISCV/low-trip-count.ll +++ b/llvm/test/Transforms/LoopVectorize/RISCV/low-trip-count.ll @@ -3,6 +3,116 @@ target triple = "riscv64" +define void @trip1_i8(ptr noalias nocapture noundef %dst, ptr noalias nocapture noundef readonly %src) #0 { +; CHECK-LABEL: @trip1_i8( +; CHECK-NEXT: entry: +; CHECK-NEXT: br label [[FOR_BODY:%.*]] +; CHECK: for.body: +; CHECK-NEXT: [[I_08:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ] +; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[SRC:%.*]], i64 [[I_08]] +; CHECK-NEXT: [[TMP0:%.*]] = load i8, ptr [[ARRAYIDX]], align 1 +; CHECK-NEXT: [[MUL:%.*]] = shl i8 [[TMP0]], 1 +; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i8, ptr [[DST:%.*]], i64 [[I_08]] +; CHECK-NEXT: [[TMP1:%.*]] = load i8, ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[ADD:%.*]] = add i8 [[MUL]], [[TMP1]] +; CHECK-NEXT: store i8 [[ADD]], ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[INC]] = add nuw nsw i64 [[I_08]], 1 +; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INC]], 1 +; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]] +; CHECK: for.end: +; CHECK-NEXT: ret void +; +entry: + br label %for.body + +for.body: ; preds = %entry, %for.body + %i.08 = phi i64 [ 0, %entry ], [ %inc, %for.body ] + %arrayidx = getelementptr inbounds i8, ptr %src, i64 %i.08 + %0 = load i8, ptr %arrayidx, align 1 + %mul = shl i8 %0, 1 + %arrayidx1 = getelementptr inbounds i8, ptr %dst, i64 %i.08 + %1 = load i8, ptr %arrayidx1, align 1 + %add = add i8 %mul, %1 + store i8 %add, ptr %arrayidx1, align 1 + %inc = add nuw nsw i64 %i.08, 1 + %exitcond.not = icmp eq i64 %inc, 1 + br i1 %exitcond.not, label %for.end, label %for.body + +for.end: ; preds = %for.body + ret void +} + +define void @trip3_i8(ptr noalias nocapture noundef %dst, ptr noalias nocapture noundef readonly %src) #0 { +; CHECK-LABEL: @trip3_i8( +; CHECK-NEXT: entry: +; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; CHECK: vector.ph: +; CHECK-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; CHECK-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 16 +; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; CHECK-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 16 +; CHECK-NEXT: [[TMP4:%.*]] = sub i64 [[TMP3]], 1 +; CHECK-NEXT: [[N_RND_UP:%.*]] = add i64 3, [[TMP4]] +; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP1]] +; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; CHECK-NEXT: [[TMP5:%.*]] = call i64 @llvm.vscale.i64() +; CHECK-NEXT: [[TMP6:%.*]] = mul i64 [[TMP5]], 16 +; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] +; CHECK: vector.body: +; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 0 +; CHECK-NEXT: [[ACTIVE_LANE_MASK:%.*]] = call <vscale x 16 x i1> @llvm.get.active.lane.mask.nxv16i1.i64(i64 [[TMP7]], i64 3) +; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i8, ptr [[SRC:%.*]], i64 [[TMP7]] +; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i8, ptr [[TMP8]], i32 0 +; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <vscale x 16 x i8> @llvm.masked.load.nxv16i8.p0(ptr [[TMP9]], i32 1, <vscale x 16 x i1> [[ACTIVE_LANE_MASK]], <vscale x 16 x i8> poison) +; CHECK-NEXT: [[TMP10:%.*]] = shl <vscale x 16 x i8> [[WIDE_MASKED_LOAD]], shufflevector (<vscale x 16 x i8> insertelement (<vscale x 16 x i8> poison, i8 1, i64 0), <vscale x 16 x i8> poison, <vscale x 16 x i32> zeroinitializer) +; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds i8, ptr [[DST:%.*]], i64 [[TMP7]] +; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i8, ptr [[TMP11]], i32 0 +; CHECK-NEXT: [[WIDE_MASKED_LOAD1:%.*]] = call <vscale x 16 x i8> @llvm.masked.load.nxv16i8.p0(ptr [[TMP12]], i32 1, <vscale x 16 x i1> [[ACTIVE_LANE_MASK]], <vscale x 16 x i8> poison) +; CHECK-NEXT: [[TMP13:%.*]] = add <vscale x 16 x i8> [[TMP10]], [[WIDE_MASKED_LOAD1]] +; CHECK-NEXT: call void @llvm.masked.store.nxv16i8.p0(<vscale x 16 x i8> [[TMP13]], ptr [[TMP12]], i32 1, <vscale x 16 x i1> [[ACTIVE_LANE_MASK]]) +; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP6]] +; CHECK-NEXT: br i1 true, label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; CHECK: middle.block: +; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; CHECK: scalar.ph: +; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; CHECK-NEXT: br label [[FOR_BODY:%.*]] +; CHECK: for.body: +; CHECK-NEXT: [[I_08:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY]] ] +; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[SRC]], i64 [[I_08]] +; CHECK-NEXT: [[TMP14:%.*]] = load i8, ptr [[ARRAYIDX]], align 1 +; CHECK-NEXT: [[MUL:%.*]] = shl i8 [[TMP14]], 1 +; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i8, ptr [[DST]], i64 [[I_08]] +; CHECK-NEXT: [[TMP15:%.*]] = load i8, ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[ADD:%.*]] = add i8 [[MUL]], [[TMP15]] +; CHECK-NEXT: store i8 [[ADD]], ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[INC]] = add nuw nsw i64 [[I_08]], 1 +; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INC]], 3 +; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; CHECK: for.end: +; CHECK-NEXT: ret void +; +entry: + br label %for.body + +for.body: ; preds = %entry, %for.body + %i.08 = phi i64 [ 0, %entry ], [ %inc, %for.body ] + %arrayidx = getelementptr inbounds i8, ptr %src, i64 %i.08 + %0 = load i8, ptr %arrayidx, align 1 + %mul = shl i8 %0, 1 + %arrayidx1 = getelementptr inbounds i8, ptr %dst, i64 %i.08 + %1 = load i8, ptr %arrayidx1, align 1 + %add = add i8 %mul, %1 + store i8 %add, ptr %arrayidx1, align 1 + %inc = add nuw nsw i64 %i.08, 1 + %exitcond.not = icmp eq i64 %inc, 3 + br i1 %exitcond.not, label %for.end, label %for.body + +for.end: ; preds = %for.body + ret void +} + define void @trip5_i8(ptr noalias nocapture noundef %dst, ptr noalias nocapture noundef readonly %src) #0 { ; CHECK-LABEL: @trip5_i8( ; CHECK-NEXT: entry: @@ -33,7 +143,7 @@ define void @trip5_i8(ptr noalias nocapture noundef %dst, ptr noalias nocapture ; CHECK-NEXT: [[TMP13:%.*]] = add <vscale x 16 x i8> [[TMP10]], [[WIDE_MASKED_LOAD1]] ; CHECK-NEXT: call void @llvm.masked.store.nxv16i8.p0(<vscale x 16 x i8> [[TMP13]], ptr [[TMP12]], i32 1, <vscale x 16 x i1> [[ACTIVE_LANE_MASK]]) ; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP6]] -; CHECK-NEXT: br i1 true, label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; CHECK-NEXT: br i1 true, label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] ; CHECK: middle.block: ; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] ; CHECK: scalar.ph: @@ -50,7 +160,7 @@ define void @trip5_i8(ptr noalias nocapture noundef %dst, ptr noalias nocapture ; CHECK-NEXT: store i8 [[ADD]], ptr [[ARRAYIDX1]], align 1 ; CHECK-NEXT: [[INC]] = add nuw nsw i64 [[I_08]], 1 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INC]], 5 -; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] ; CHECK: for.end: ; CHECK-NEXT: ret void ; @@ -74,4 +184,258 @@ for.end: ; preds = %for.body ret void } -attributes #0 = { "target-features"="+v,+d" } +define void @trip8_i8(ptr noalias nocapture noundef %dst, ptr noalias nocapture noundef readonly %src) #0 { +; CHECK-LABEL: @trip8_i8( +; CHECK-NEXT: entry: +; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; CHECK: vector.ph: +; CHECK-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; CHECK-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 8 +; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; CHECK-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 8 +; CHECK-NEXT: [[TMP4:%.*]] = sub i64 [[TMP3]], 1 +; CHECK-NEXT: [[N_RND_UP:%.*]] = add i64 8, [[TMP4]] +; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP1]] +; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; CHECK-NEXT: [[TMP5:%.*]] = call i64 @llvm.vscale.i64() +; CHECK-NEXT: [[TMP6:%.*]] = mul i64 [[TMP5]], 8 +; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] +; CHECK: vector.body: +; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 0 +; CHECK-NEXT: [[ACTIVE_LANE_MASK:%.*]] = call <vscale x 8 x i1> @llvm.get.active.lane.mask.nxv8i1.i64(i64 [[TMP7]], i64 8) +; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i8, ptr [[SRC:%.*]], i64 [[TMP7]] +; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i8, ptr [[TMP8]], i32 0 +; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <vscale x 8 x i8> @llvm.masked.load.nxv8i8.p0(ptr [[TMP9]], i32 1, <vscale x 8 x i1> [[ACTIVE_LANE_MASK]], <vscale x 8 x i8> poison) +; CHECK-NEXT: [[TMP10:%.*]] = shl <vscale x 8 x i8> [[WIDE_MASKED_LOAD]], shufflevector (<vscale x 8 x i8> insertelement (<vscale x 8 x i8> poison, i8 1, i64 0), <vscale x 8 x i8> poison, <vscale x 8 x i32> zeroinitializer) +; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds i8, ptr [[DST:%.*]], i64 [[TMP7]] +; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i8, ptr [[TMP11]], i32 0 +; CHECK-NEXT: [[WIDE_MASKED_LOAD1:%.*]] = call <vscale x 8 x i8> @llvm.masked.load.nxv8i8.p0(ptr [[TMP12]], i32 1, <vscale x 8 x i1> [[ACTIVE_LANE_MASK]], <vscale x 8 x i8> poison) +; CHECK-NEXT: [[TMP13:%.*]] = add <vscale x 8 x i8> [[TMP10]], [[WIDE_MASKED_LOAD1]] +; CHECK-NEXT: call void @llvm.masked.store.nxv8i8.p0(<vscale x 8 x i8> [[TMP13]], ptr [[TMP12]], i32 1, <vscale x 8 x i1> [[ACTIVE_LANE_MASK]]) +; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP6]] +; CHECK-NEXT: br i1 true, label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; CHECK: middle.block: +; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; CHECK: scalar.ph: +; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; CHECK-NEXT: br label [[FOR_BODY:%.*]] +; CHECK: for.body: +; CHECK-NEXT: [[I_08:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY]] ] +; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[SRC]], i64 [[I_08]] +; CHECK-NEXT: [[TMP14:%.*]] = load i8, ptr [[ARRAYIDX]], align 1 +; CHECK-NEXT: [[MUL:%.*]] = shl i8 [[TMP14]], 1 +; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i8, ptr [[DST]], i64 [[I_08]] +; CHECK-NEXT: [[TMP15:%.*]] = load i8, ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[ADD:%.*]] = add i8 [[MUL]], [[TMP15]] +; CHECK-NEXT: store i8 [[ADD]], ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[INC]] = add nuw nsw i64 [[I_08]], 1 +; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INC]], 8 +; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP7:![0-9]+]] +; CHECK: for.end: +; CHECK-NEXT: ret void +; +entry: + br label %for.body + +for.body: ; preds = %entry, %for.body + %i.08 = phi i64 [ 0, %entry ], [ %inc, %for.body ] + %arrayidx = getelementptr inbounds i8, ptr %src, i64 %i.08 + %0 = load i8, ptr %arrayidx, align 1 + %mul = shl i8 %0, 1 + %arrayidx1 = getelementptr inbounds i8, ptr %dst, i64 %i.08 + %1 = load i8, ptr %arrayidx1, align 1 + %add = add i8 %mul, %1 + store i8 %add, ptr %arrayidx1, align 1 + %inc = add nuw nsw i64 %i.08, 1 + %exitcond.not = icmp eq i64 %inc, 8 + br i1 %exitcond.not, label %for.end, label %for.body + +for.end: ; preds = %for.body + ret void +} + +define void @trip16_i8(ptr noalias nocapture noundef %dst, ptr noalias nocapture noundef readonly %src) #0 { +; CHECK-LABEL: @trip16_i8( +; CHECK-NEXT: entry: +; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; CHECK: vector.ph: +; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] +; CHECK: vector.body: +; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 +; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i8, ptr [[SRC:%.*]], i64 [[TMP0]] +; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i8, ptr [[TMP1]], i32 0 +; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i8>, ptr [[TMP2]], align 1 +; CHECK-NEXT: [[TMP3:%.*]] = shl <16 x i8> [[WIDE_LOAD]], <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1> +; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i8, ptr [[DST:%.*]], i64 [[TMP0]] +; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i8, ptr [[TMP4]], i32 0 +; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <16 x i8>, ptr [[TMP5]], align 1 +; CHECK-NEXT: [[TMP6:%.*]] = add <16 x i8> [[TMP3]], [[WIDE_LOAD1]] +; CHECK-NEXT: store <16 x i8> [[TMP6]], ptr [[TMP5]], align 1 +; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16 +; CHECK-NEXT: br i1 true, label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] +; CHECK: middle.block: +; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; CHECK: scalar.ph: +; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 16, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; CHECK-NEXT: br label [[FOR_BODY:%.*]] +; CHECK: for.body: +; CHECK-NEXT: [[I_08:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY]] ] +; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[SRC]], i64 [[I_08]] +; CHECK-NEXT: [[TMP7:%.*]] = load i8, ptr [[ARRAYIDX]], align 1 +; CHECK-NEXT: [[MUL:%.*]] = shl i8 [[TMP7]], 1 +; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i8, ptr [[DST]], i64 [[I_08]] +; CHECK-NEXT: [[TMP8:%.*]] = load i8, ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[ADD:%.*]] = add i8 [[MUL]], [[TMP8]] +; CHECK-NEXT: store i8 [[ADD]], ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[INC]] = add nuw nsw i64 [[I_08]], 1 +; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INC]], 16 +; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]] +; CHECK: for.end: +; CHECK-NEXT: ret void +; +entry: + br label %for.body + +for.body: ; preds = %entry, %for.body + %i.08 = phi i64 [ 0, %entry ], [ %inc, %for.body ] + %arrayidx = getelementptr inbounds i8, ptr %src, i64 %i.08 + %0 = load i8, ptr %arrayidx, align 1 + %mul = shl i8 %0, 1 + %arrayidx1 = getelementptr inbounds i8, ptr %dst, i64 %i.08 + %1 = load i8, ptr %arrayidx1, align 1 + %add = add i8 %mul, %1 + store i8 %add, ptr %arrayidx1, align 1 + %inc = add nuw nsw i64 %i.08, 1 + %exitcond.not = icmp eq i64 %inc, 16 + br i1 %exitcond.not, label %for.end, label %for.body + +for.end: ; preds = %for.body + ret void +} + + +define void @trip32_i8(ptr noalias nocapture noundef %dst, ptr noalias nocapture noundef readonly %src) #0 { +; CHECK-LABEL: @trip32_i8( +; CHECK-NEXT: entry: +; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; CHECK: vector.ph: +; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] +; CHECK: vector.body: +; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 +; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i8, ptr [[SRC:%.*]], i64 [[TMP0]] +; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i8, ptr [[TMP1]], i32 0 +; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <32 x i8>, ptr [[TMP2]], align 1 +; CHECK-NEXT: [[TMP3:%.*]] = shl <32 x i8> [[WIDE_LOAD]], <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1> +; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i8, ptr [[DST:%.*]], i64 [[TMP0]] +; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i8, ptr [[TMP4]], i32 0 +; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <32 x i8>, ptr [[TMP5]], align 1 +; CHECK-NEXT: [[TMP6:%.*]] = add <32 x i8> [[TMP3]], [[WIDE_LOAD1]] +; CHECK-NEXT: store <32 x i8> [[TMP6]], ptr [[TMP5]], align 1 +; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 32 +; CHECK-NEXT: br i1 true, label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]] +; CHECK: middle.block: +; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; CHECK: scalar.ph: +; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 32, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; CHECK-NEXT: br label [[FOR_BODY:%.*]] +; CHECK: for.body: +; CHECK-NEXT: [[I_08:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY]] ] +; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[SRC]], i64 [[I_08]] +; CHECK-NEXT: [[TMP7:%.*]] = load i8, ptr [[ARRAYIDX]], align 1 +; CHECK-NEXT: [[MUL:%.*]] = shl i8 [[TMP7]], 1 +; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i8, ptr [[DST]], i64 [[I_08]] +; CHECK-NEXT: [[TMP8:%.*]] = load i8, ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[ADD:%.*]] = add i8 [[MUL]], [[TMP8]] +; CHECK-NEXT: store i8 [[ADD]], ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[INC]] = add nuw nsw i64 [[I_08]], 1 +; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INC]], 32 +; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP11:![0-9]+]] +; CHECK: for.end: +; CHECK-NEXT: ret void +; +entry: + br label %for.body + +for.body: ; preds = %entry, %for.body + %i.08 = phi i64 [ 0, %entry ], [ %inc, %for.body ] + %arrayidx = getelementptr inbounds i8, ptr %src, i64 %i.08 + %0 = load i8, ptr %arrayidx, align 1 + %mul = shl i8 %0, 1 + %arrayidx1 = getelementptr inbounds i8, ptr %dst, i64 %i.08 + %1 = load i8, ptr %arrayidx1, align 1 + %add = add i8 %mul, %1 + store i8 %add, ptr %arrayidx1, align 1 + %inc = add nuw nsw i64 %i.08, 1 + %exitcond.not = icmp eq i64 %inc, 32 + br i1 %exitcond.not, label %for.end, label %for.body + +for.end: ; preds = %for.body + ret void +} + +define void @trip24_i8(ptr noalias nocapture noundef %dst, ptr noalias nocapture noundef readonly %src) #0 { +; CHECK-LABEL: @trip24_i8( +; CHECK-NEXT: entry: +; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; CHECK: vector.ph: +; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] +; CHECK: vector.body: +; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 +; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i8, ptr [[SRC:%.*]], i64 [[TMP0]] +; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i8, ptr [[TMP1]], i32 0 +; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <8 x i8>, ptr [[TMP2]], align 1 +; CHECK-NEXT: [[TMP3:%.*]] = shl <8 x i8> [[WIDE_LOAD]], <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1> +; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i8, ptr [[DST:%.*]], i64 [[TMP0]] +; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i8, ptr [[TMP4]], i32 0 +; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <8 x i8>, ptr [[TMP5]], align 1 +; CHECK-NEXT: [[TMP6:%.*]] = add <8 x i8> [[TMP3]], [[WIDE_LOAD1]] +; CHECK-NEXT: store <8 x i8> [[TMP6]], ptr [[TMP5]], align 1 +; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8 +; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], 24 +; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]] +; CHECK: middle.block: +; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; CHECK: scalar.ph: +; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 24, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; CHECK-NEXT: br label [[FOR_BODY:%.*]] +; CHECK: for.body: +; CHECK-NEXT: [[I_08:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY]] ] +; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[SRC]], i64 [[I_08]] +; CHECK-NEXT: [[TMP8:%.*]] = load i8, ptr [[ARRAYIDX]], align 1 +; CHECK-NEXT: [[MUL:%.*]] = shl i8 [[TMP8]], 1 +; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i8, ptr [[DST]], i64 [[I_08]] +; CHECK-NEXT: [[TMP9:%.*]] = load i8, ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[ADD:%.*]] = add i8 [[MUL]], [[TMP9]] +; CHECK-NEXT: store i8 [[ADD]], ptr [[ARRAYIDX1]], align 1 +; CHECK-NEXT: [[INC]] = add nuw nsw i64 [[I_08]], 1 +; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INC]], 24 +; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP13:![0-9]+]] +; CHECK: for.end: +; CHECK-NEXT: ret void +; +entry: + br label %for.body + +for.body: ; preds = %entry, %for.body + %i.08 = phi i64 [ 0, %entry ], [ %inc, %for.body ] + %arrayidx = getelementptr inbounds i8, ptr %src, i64 %i.08 + %0 = load i8, ptr %arrayidx, align 1 + %mul = shl i8 %0, 1 + %arrayidx1 = getelementptr inbounds i8, ptr %dst, i64 %i.08 + %1 = load i8, ptr %arrayidx1, align 1 + %add = add i8 %mul, %1 + store i8 %add, ptr %arrayidx1, align 1 + %inc = add nuw nsw i64 %i.08, 1 + %exitcond.not = icmp eq i64 %inc, 24 + br i1 %exitcond.not, label %for.end, label %for.body + +for.end: ; preds = %for.body + ret void +} + +attributes #0 = { "target-features"="+v,+d" vscale_range(2, 1024) } + |