| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -passes=loop-vectorize,dce,instcombine -mtriple aarch64-linux-gnu -mattr=+sve \ |
| ; RUN: -prefer-predicate-over-epilogue=scalar-epilogue -S %s -force-target-instruction-cost=1 -o - | FileCheck %s |
| |
| define void @gather_nxv4i32_ind64(ptr noalias nocapture readonly %a, ptr noalias nocapture readonly %b, ptr noalias nocapture %c, i64 %n) #0 { |
| ; CHECK-LABEL: @gather_nxv4i32_ind64( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 2 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[DOTNEG:%.*]] = mul nsw i64 [[TMP2]], -4 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[N]], [[DOTNEG]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP4:%.*]] = shl nuw nsw i64 [[TMP3]], 2 |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i64, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x i64>, ptr [[TMP5]], align 8 |
| ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], <vscale x 4 x i64> [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <vscale x 4 x float> @llvm.masked.gather.nxv4f32.nxv4p0(<vscale x 4 x ptr> [[TMP6]], i32 4, <vscale x 4 x i1> splat (i1 true), <vscale x 4 x float> poison) |
| ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds float, ptr [[C:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: store <vscale x 4 x float> [[WIDE_MASKED_GATHER]], ptr [[TMP7]], align 4 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP4]] |
| ; CHECK-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], 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: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i64, ptr [[B]], i64 [[INDVARS_IV]] |
| ; CHECK-NEXT: [[TMP9:%.*]] = load i64, ptr [[ARRAYIDX]], align 8 |
| ; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP9]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = load float, ptr [[ARRAYIDX3]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX5:%.*]] = getelementptr inbounds float, ptr [[C]], i64 [[INDVARS_IV]] |
| ; CHECK-NEXT: store float [[TMP10]], ptr [[ARRAYIDX5]], align 4 |
| ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[N]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %arrayidx = getelementptr inbounds i64, ptr %b, i64 %indvars.iv |
| %0 = load i64, ptr %arrayidx, align 8 |
| %arrayidx3 = getelementptr inbounds float, ptr %a, i64 %0 |
| %1 = load float, ptr %arrayidx3, align 4 |
| %arrayidx5 = getelementptr inbounds float, ptr %c, i64 %indvars.iv |
| store float %1, ptr %arrayidx5, align 4 |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| %exitcond.not = icmp eq i64 %indvars.iv.next, %n |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body, !llvm.loop !0 |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry |
| ret void |
| } |
| |
| ; NOTE: I deliberately chose '%b' as an array of i32 indices, since the |
| ; additional 'sext' in the for.body loop exposes additional code paths |
| ; during vectorisation. |
| define void @scatter_nxv4i32_ind32(ptr noalias nocapture %a, ptr noalias nocapture readonly %b, ptr noalias nocapture readonly %c, i64 %n) #0 { |
| ; CHECK-LABEL: @scatter_nxv4i32_ind32( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 2 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[DOTNEG:%.*]] = mul nsw i64 [[TMP2]], -4 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[N]], [[DOTNEG]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP4:%.*]] = shl nuw nsw i64 [[TMP3]], 2 |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[C:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x float>, ptr [[TMP5]], align 4 |
| ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <vscale x 4 x i32>, ptr [[TMP6]], align 4 |
| ; CHECK-NEXT: [[TMP7:%.*]] = sext <vscale x 4 x i32> [[WIDE_LOAD1]] to <vscale x 4 x i64> |
| ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], <vscale x 4 x i64> [[TMP7]] |
| ; CHECK-NEXT: call void @llvm.masked.scatter.nxv4f32.nxv4p0(<vscale x 4 x float> [[WIDE_LOAD]], <vscale x 4 x ptr> [[TMP8]], i32 4, <vscale x 4 x i1> splat (i1 true)) |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP4]] |
| ; CHECK-NEXT: [[TMP9:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP9]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], 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: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[C]], i64 [[INDVARS_IV]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = load float, ptr [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds i32, ptr [[B]], i64 [[INDVARS_IV]] |
| ; CHECK-NEXT: [[TMP11:%.*]] = load i32, ptr [[ARRAYIDX3]], align 4 |
| ; CHECK-NEXT: [[IDXPROM4:%.*]] = sext i32 [[TMP11]] to i64 |
| ; CHECK-NEXT: [[ARRAYIDX5:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IDXPROM4]] |
| ; CHECK-NEXT: store float [[TMP10]], ptr [[ARRAYIDX5]], align 4 |
| ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[N]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %arrayidx = getelementptr inbounds float, ptr %c, i64 %indvars.iv |
| %0 = load float, ptr %arrayidx, align 4 |
| %arrayidx3 = getelementptr inbounds i32, ptr %b, i64 %indvars.iv |
| %1 = load i32, ptr %arrayidx3, align 4 |
| %idxprom4 = sext i32 %1 to i64 |
| %arrayidx5 = getelementptr inbounds float, ptr %a, i64 %idxprom4 |
| store float %0, ptr %arrayidx5, align 4 |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| %exitcond.not = icmp eq i64 %indvars.iv.next, %n |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body, !llvm.loop !0 |
| |
| for.cond.cleanup: ; preds = %for.body, %entry |
| ret void |
| } |
| |
| define void @scatter_inv_nxv4i32(ptr noalias nocapture %inv, ptr noalias nocapture readonly %b, i64 %n) #0 { |
| ; CHECK-LABEL: @scatter_inv_nxv4i32( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 2 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[DOTNEG:%.*]] = mul nsw i64 [[TMP2]], -4 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[N]], [[DOTNEG]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP4:%.*]] = shl nuw nsw i64 [[TMP3]], 2 |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <vscale x 4 x ptr> poison, ptr [[INV:%.*]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <vscale x 4 x ptr> [[BROADCAST_SPLATINSERT]], <vscale x 4 x ptr> poison, <vscale x 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: [[TMP5:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP5]], align 4 |
| ; CHECK-NEXT: [[TMP6:%.*]] = icmp ne <vscale x 4 x i32> [[WIDE_LOAD]], zeroinitializer |
| ; CHECK-NEXT: call void @llvm.masked.scatter.nxv4i32.nxv4p0(<vscale x 4 x i32> splat (i32 3), <vscale x 4 x ptr> [[BROADCAST_SPLAT]], i32 4, <vscale x 4 x i1> [[TMP6]]) |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP4]] |
| ; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP7:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], 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: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[B]], i64 [[INDVARS_IV]] |
| ; CHECK-NEXT: [[TMP8:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[TMP8]], 0 |
| ; CHECK-NEXT: br i1 [[TOBOOL_NOT]], label [[FOR_INC]], label [[IF_THEN:%.*]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: store i32 3, ptr [[INV]], align 4 |
| ; CHECK-NEXT: br label [[FOR_INC]] |
| ; CHECK: for.inc: |
| ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[N]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.inc |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] |
| %arrayidx = getelementptr inbounds i32, ptr %b, i64 %indvars.iv |
| %0 = load i32, ptr %arrayidx, align 4 |
| %tobool.not = icmp eq i32 %0, 0 |
| br i1 %tobool.not, label %for.inc, label %if.then |
| |
| if.then: ; preds = %for.body |
| store i32 3, ptr %inv, align 4 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body, %if.then |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| %exitcond.not = icmp eq i64 %indvars.iv.next, %n |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body, !llvm.loop !0 |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry |
| ret void |
| } |
| |
| define void @gather_inv_nxv4i32(ptr noalias nocapture %a, ptr noalias nocapture readonly %inv, i64 %n) #0 { |
| ; CHECK-LABEL: @gather_inv_nxv4i32( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 2 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[DOTNEG:%.*]] = mul nsw i64 [[TMP2]], -4 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[N]], [[DOTNEG]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP4:%.*]] = shl nuw nsw i64 [[TMP3]], 2 |
| ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <vscale x 4 x ptr> poison, ptr [[INV:%.*]], i64 0 |
| ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <vscale x 4 x ptr> [[BROADCAST_SPLATINSERT]], <vscale x 4 x ptr> poison, <vscale x 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: [[TMP5:%.*]] = getelementptr i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP5]], align 4 |
| ; CHECK-NEXT: [[TMP6:%.*]] = icmp sgt <vscale x 4 x i32> [[WIDE_LOAD]], splat (i32 3) |
| ; CHECK-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <vscale x 4 x i32> @llvm.masked.gather.nxv4i32.nxv4p0(<vscale x 4 x ptr> [[BROADCAST_SPLAT]], i32 4, <vscale x 4 x i1> [[TMP6]], <vscale x 4 x i32> poison) |
| ; CHECK-NEXT: call void @llvm.masked.store.nxv4i32.p0(<vscale x 4 x i32> [[WIDE_MASKED_GATHER]], ptr [[TMP5]], i32 4, <vscale x 4 x i1> [[TMP6]]) |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP4]] |
| ; CHECK-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], 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: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[INDVARS_IV]] |
| ; CHECK-NEXT: [[TMP8:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[CMP2:%.*]] = icmp sgt i32 [[TMP8]], 3 |
| ; CHECK-NEXT: br i1 [[CMP2]], label [[IF_THEN:%.*]], label [[FOR_INC]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: [[TMP9:%.*]] = load i32, ptr [[INV]], align 4 |
| ; CHECK-NEXT: store i32 [[TMP9]], ptr [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: br label [[FOR_INC]] |
| ; CHECK: for.inc: |
| ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[N]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.inc |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] |
| %arrayidx = getelementptr inbounds i32, ptr %a, i64 %indvars.iv |
| %0 = load i32, ptr %arrayidx, align 4 |
| %cmp2 = icmp sgt i32 %0, 3 |
| br i1 %cmp2, label %if.then, label %for.inc |
| |
| if.then: ; preds = %for.body |
| %1 = load i32, ptr %inv, align 4 |
| store i32 %1, ptr %arrayidx, align 4 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body, %if.then |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| %exitcond.not = icmp eq i64 %indvars.iv.next, %n |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body, !llvm.loop !0 |
| |
| for.cond.cleanup: ; preds = %for.inc, %entry |
| ret void |
| } |
| |
| define void @gather_nxv4i32_ind64_stride2(ptr noalias nocapture %a, ptr noalias nocapture readonly %b, i64 %n) #0 { |
| ; CHECK-LABEL: @gather_nxv4i32_ind64_stride2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 3 |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ugt i64 [[N:%.*]], [[TMP1]] |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[VECTOR_PH:%.*]], label [[SCALAR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP7:%.*]] = shl nuw nsw i64 [[TMP2]], 3 |
| ; CHECK-NEXT: [[DOTNEG:%.*]] = add nsw i64 [[TMP7]], -1 |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[N]], [[DOTNEG]] |
| ; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64 [[N_VEC]], 0 |
| ; CHECK-NEXT: [[TMP6:%.*]] = select i1 [[TMP5]], i64 [[TMP7]], i64 [[N_VEC]] |
| ; CHECK-NEXT: [[N_VEC1:%.*]] = sub i64 [[N]], [[TMP6]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[TMP4:%.*]] = shl nuw nsw i64 [[TMP3]], 3 |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[DOTIDX1:%.*]] = shl i64 [[INDEX]], 3 |
| ; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds i8, ptr [[B:%.*]], i64 [[DOTIDX1]] |
| ; CHECK-NEXT: [[DOTIDX3:%.*]] = shl nuw nsw i64 [[TMP9]], 5 |
| ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[B]], i64 [[DOTIDX3]] |
| ; CHECK-NEXT: [[DOTIDX4:%.*]] = shl i64 [[INDEX]], 3 |
| ; CHECK-NEXT: [[TMP15:%.*]] = getelementptr i8, ptr [[TMP11]], i64 [[DOTIDX4]] |
| ; CHECK-NEXT: [[WIDE_VEC:%.*]] = load <vscale x 8 x float>, ptr [[TMP10]], align 4 |
| ; CHECK-NEXT: [[STRIDED_VEC:%.*]] = call { <vscale x 4 x float>, <vscale x 4 x float> } @llvm.vector.deinterleave2.nxv8f32(<vscale x 8 x float> [[WIDE_VEC]]) |
| ; CHECK-NEXT: [[WIDE_MASKED_GATHER:%.*]] = extractvalue { <vscale x 4 x float>, <vscale x 4 x float> } [[STRIDED_VEC]], 0 |
| ; CHECK-NEXT: [[WIDE_VEC1:%.*]] = load <vscale x 8 x float>, ptr [[TMP15]], align 4 |
| ; CHECK-NEXT: [[STRIDED_VEC2:%.*]] = call { <vscale x 4 x float>, <vscale x 4 x float> } @llvm.vector.deinterleave2.nxv8f32(<vscale x 8 x float> [[WIDE_VEC1]]) |
| ; CHECK-NEXT: [[WIDE_MASKED_GATHER2:%.*]] = extractvalue { <vscale x 4 x float>, <vscale x 4 x float> } [[STRIDED_VEC2]], 0 |
| ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[TMP13:%.*]] = call i64 @llvm.vscale.i64() |
| ; CHECK-NEXT: [[DOTIDX:%.*]] = shl nuw nsw i64 [[TMP13]], 4 |
| ; CHECK-NEXT: [[TMP14:%.*]] = getelementptr inbounds nuw i8, ptr [[TMP12]], i64 [[DOTIDX]] |
| ; CHECK-NEXT: store <vscale x 4 x float> [[WIDE_MASKED_GATHER]], ptr [[TMP12]], align 4 |
| ; CHECK-NEXT: store <vscale x 4 x float> [[WIDE_MASKED_GATHER2]], ptr [[TMP14]], align 4 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP4]] |
| ; CHECK-NEXT: [[TMP18:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC1]] |
| ; CHECK-NEXT: br i1 [[TMP18]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP11:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC1]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[ARRAYIDX_IDX:%.*]] = shl i64 [[INDVARS_IV]], 3 |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[ARRAYIDX_IDX]] |
| ; CHECK-NEXT: [[TMP16:%.*]] = load float, ptr [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[INDVARS_IV]] |
| ; CHECK-NEXT: store float [[TMP16]], ptr [[ARRAYIDX2]], align 4 |
| ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[N]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %indvars.iv.stride2 = mul i64 %indvars.iv, 2 |
| %arrayidx = getelementptr inbounds float, ptr %b, i64 %indvars.iv.stride2 |
| %0 = load float, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds float, ptr %a, i64 %indvars.iv |
| store float %0, ptr %arrayidx2, align 4 |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| %exitcond.not = icmp eq i64 %indvars.iv.next, %n |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry |
| ret void |
| } |
| |
| attributes #0 = { vscale_range(1, 16) } |
| |
| !0 = distinct !{!0, !1, !2, !3, !4, !5} |
| !1 = !{!"llvm.loop.mustprogress"} |
| !2 = !{!"llvm.loop.vectorize.width", i32 4} |
| !3 = !{!"llvm.loop.vectorize.scalable.enable", i1 true} |
| !4 = !{!"llvm.loop.interleave.count", i32 1} |
| !5 = !{!"llvm.loop.vectorize.enable", i1 true} |
