| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -passes=loop-vectorize,dce,instcombine -force-vector-interleave=1 -force-vector-width=4 -prefer-inloop-reductions -S | FileCheck %s |
| |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| |
| define i32 @reduction_sum_single(ptr noalias nocapture %A) { |
| ; CHECK-LABEL: @reduction_sum_single( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP2:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP2]] = add i32 [[TMP1]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP3]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: br i1 poison, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop [[LOOP3:![0-9]+]] |
| ; CHECK: ._crit_edge: |
| ; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i32 [ poison, [[DOTLR_PH]] ], [ [[TMP2]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[SUM_0_LCSSA]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %sum.02 = phi i32 [ %l7, %.lr.ph ], [ 0, %entry ] |
| %l2 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l3 = load i32, ptr %l2, align 4 |
| %l7 = add i32 %sum.02, %l3 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph |
| |
| ._crit_edge: ; preds = %.lr.ph |
| %sum.0.lcssa = phi i32 [ %l7, %.lr.ph ] |
| ret i32 %sum.0.lcssa |
| } |
| |
| define i32 @reduction_sum(ptr noalias nocapture %A, ptr noalias nocapture %B) { |
| ; CHECK-LABEL: @reduction_sum( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[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: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x i32>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[VEC_IND]]) |
| ; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[TMP2]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[TMP3]] |
| ; CHECK-NEXT: [[TMP6:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD1]]) |
| ; CHECK-NEXT: [[TMP7]] = add i32 [[TMP6]], [[TMP5]] |
| ; 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: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: br i1 poison, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop [[LOOP5:![0-9]+]] |
| ; CHECK: ._crit_edge: |
| ; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i32 [ poison, [[DOTLR_PH]] ], [ [[TMP7]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[SUM_0_LCSSA]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %sum.02 = phi i32 [ %l9, %.lr.ph ], [ 0, %entry ] |
| %l2 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l3 = load i32, ptr %l2, align 4 |
| %l4 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv |
| %l5 = load i32, ptr %l4, align 4 |
| %l6 = trunc i64 %indvars.iv to i32 |
| %l7 = add i32 %sum.02, %l6 |
| %l8 = add i32 %l7, %l3 |
| %l9 = add i32 %l8, %l5 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph |
| |
| ._crit_edge: ; preds = %.lr.ph |
| %sum.0.lcssa = phi i32 [ %l9, %.lr.ph ] |
| ret i32 %sum.0.lcssa |
| } |
| |
| define i32 @reduction_sum_const(ptr noalias nocapture %A) { |
| ; CHECK-LABEL: @reduction_sum_const( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP3:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP3]] = add i32 [[TMP2]], 12 |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP4:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP4]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: br i1 poison, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop [[LOOP7:![0-9]+]] |
| ; CHECK: ._crit_edge: |
| ; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i32 [ poison, [[DOTLR_PH]] ], [ [[TMP3]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[SUM_0_LCSSA]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %sum.02 = phi i32 [ %l9, %.lr.ph ], [ 0, %entry ] |
| %l2 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l3 = load i32, ptr %l2, align 4 |
| %l7 = add i32 %sum.02, %l3 |
| %l9 = add i32 %l7, 3 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph |
| |
| ._crit_edge: ; preds = %.lr.ph |
| %sum.0.lcssa = phi i32 [ %l9, %.lr.ph ] |
| ret i32 %sum.0.lcssa |
| } |
| |
| define i32 @reduction_prod(ptr noalias nocapture %A, ptr noalias nocapture %B) { |
| ; CHECK-LABEL: @reduction_prod( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 1, [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[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: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x i32>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.vector.reduce.mul.v4i32(<4 x i32> [[VEC_IND]]) |
| ; CHECK-NEXT: [[TMP3:%.*]] = mul i32 [[TMP2]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = call i32 @llvm.vector.reduce.mul.v4i32(<4 x i32> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP5:%.*]] = mul i32 [[TMP4]], [[TMP3]] |
| ; CHECK-NEXT: [[TMP6:%.*]] = call i32 @llvm.vector.reduce.mul.v4i32(<4 x i32> [[WIDE_LOAD1]]) |
| ; CHECK-NEXT: [[TMP7]] = mul i32 [[TMP6]], [[TMP5]] |
| ; 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: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: br i1 poison, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop [[LOOP9:![0-9]+]] |
| ; CHECK: ._crit_edge: |
| ; CHECK-NEXT: [[PROD_0_LCSSA:%.*]] = phi i32 [ poison, [[DOTLR_PH]] ], [ [[TMP7]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[PROD_0_LCSSA]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %prod.02 = phi i32 [ %l9, %.lr.ph ], [ 1, %entry ] |
| %l2 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l3 = load i32, ptr %l2, align 4 |
| %l4 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv |
| %l5 = load i32, ptr %l4, align 4 |
| %l6 = trunc i64 %indvars.iv to i32 |
| %l7 = mul i32 %prod.02, %l6 |
| %l8 = mul i32 %l7, %l3 |
| %l9 = mul i32 %l8, %l5 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph |
| |
| ._crit_edge: ; preds = %.lr.ph |
| %prod.0.lcssa = phi i32 [ %l9, %.lr.ph ] |
| ret i32 %prod.0.lcssa |
| } |
| |
| define i32 @reduction_mix(ptr noalias nocapture %A, ptr noalias nocapture %B) { |
| ; CHECK-LABEL: @reduction_mix( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP6:%.*]], [[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: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x i32>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = mul nsw <4 x i32> [[WIDE_LOAD1]], [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[VEC_IND]]) |
| ; CHECK-NEXT: [[TMP4:%.*]] = add i32 [[TMP3]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP5:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[TMP2]]) |
| ; CHECK-NEXT: [[TMP6]] = add i32 [[TMP5]], [[TMP4]] |
| ; 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: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: br i1 poison, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop [[LOOP11:![0-9]+]] |
| ; CHECK: ._crit_edge: |
| ; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i32 [ poison, [[DOTLR_PH]] ], [ [[TMP6]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[SUM_0_LCSSA]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %sum.02 = phi i32 [ %l9, %.lr.ph ], [ 0, %entry ] |
| %l2 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l3 = load i32, ptr %l2, align 4 |
| %l4 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv |
| %l5 = load i32, ptr %l4, align 4 |
| %l6 = mul nsw i32 %l5, %l3 |
| %l7 = trunc i64 %indvars.iv to i32 |
| %l8 = add i32 %sum.02, %l7 |
| %l9 = add i32 %l8, %l6 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph |
| |
| ._crit_edge: ; preds = %.lr.ph |
| %sum.0.lcssa = phi i32 [ %l9, %.lr.ph ] |
| ret i32 %sum.0.lcssa |
| } |
| |
| define i32 @reduction_mul(ptr noalias nocapture %A, ptr noalias nocapture %B) { |
| ; CHECK-LABEL: @reduction_mul( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 19, [[VECTOR_PH]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x i32>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.vector.reduce.mul.v4i32(<4 x i32> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP3:%.*]] = mul i32 [[TMP2]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = call i32 @llvm.vector.reduce.mul.v4i32(<4 x i32> [[WIDE_LOAD1]]) |
| ; CHECK-NEXT: [[TMP5]] = mul i32 [[TMP4]], [[TMP3]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: br i1 poison, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop [[LOOP13:![0-9]+]] |
| ; CHECK: ._crit_edge: |
| ; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i32 [ poison, [[DOTLR_PH]] ], [ [[TMP5]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[SUM_0_LCSSA]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %sum.02 = phi i32 [ %l7, %.lr.ph ], [ 19, %entry ] |
| %l2 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l3 = load i32, ptr %l2, align 4 |
| %l4 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv |
| %l5 = load i32, ptr %l4, align 4 |
| %l6 = mul i32 %sum.02, %l3 |
| %l7 = mul i32 %l6, %l5 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph |
| |
| ._crit_edge: ; preds = %.lr.ph |
| %sum.0.lcssa = phi i32 [ %l7, %.lr.ph ] |
| ret i32 %sum.0.lcssa |
| } |
| |
| define i32 @start_at_non_zero(ptr nocapture %in, ptr nocapture %coeff, ptr nocapture %out) { |
| ; CHECK-LABEL: @start_at_non_zero( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 120, [[VECTOR_PH]] ], [ [[TMP4:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[IN:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[COEFF:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x i32>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = mul nsw <4 x i32> [[WIDE_LOAD1]], [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[TMP2]]) |
| ; CHECK-NEXT: [[TMP4]] = add i32 [[TMP3]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP5]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP15:![0-9]+]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i32 [ poison, [[FOR_BODY]] ], [ [[TMP4]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[SUM_0_LCSSA]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %sum.09 = phi i32 [ %add, %for.body ], [ 120, %entry ] |
| %arrayidx = getelementptr inbounds i32, ptr %in, i64 %indvars.iv |
| %l0 = load i32, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds i32, ptr %coeff, i64 %indvars.iv |
| %l1 = load i32, ptr %arrayidx2, align 4 |
| %mul = mul nsw i32 %l1, %l0 |
| %add = add nsw i32 %mul, %sum.09 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body, %entry |
| %sum.0.lcssa = phi i32 [ %add, %for.body ] |
| ret i32 %sum.0.lcssa |
| } |
| |
| define i32 @reduction_and(ptr nocapture %A, ptr nocapture %B) { |
| ; CHECK-LABEL: @reduction_and( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ -1, [[VECTOR_PH]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x i32>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.vector.reduce.and.v4i32(<4 x i32> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP3:%.*]] = and i32 [[TMP2]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = call i32 @llvm.vector.reduce.and.v4i32(<4 x i32> [[WIDE_LOAD1]]) |
| ; CHECK-NEXT: [[TMP5]] = and i32 [[TMP4]], [[TMP3]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP17:![0-9]+]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[RESULT_0_LCSSA:%.*]] = phi i32 [ poison, [[FOR_BODY]] ], [ [[TMP5]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[RESULT_0_LCSSA]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %result.08 = phi i32 [ %and, %for.body ], [ -1, %entry ] |
| %arrayidx = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l0 = load i32, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv |
| %l1 = load i32, ptr %arrayidx2, align 4 |
| %add = and i32 %result.08, %l0 |
| %and = and i32 %add, %l1 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body, %entry |
| %result.0.lcssa = phi i32 [ %and, %for.body ] |
| ret i32 %result.0.lcssa |
| } |
| |
| define i32 @reduction_or(ptr nocapture %A, ptr nocapture %B) { |
| ; CHECK-LABEL: @reduction_or( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP4:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x i32>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = add nsw <4 x i32> [[WIDE_LOAD1]], [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i32 @llvm.vector.reduce.or.v4i32(<4 x i32> [[TMP2]]) |
| ; CHECK-NEXT: [[TMP4]] = or i32 [[TMP3]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP5]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP18:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP19:![0-9]+]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[RESULT_0_LCSSA:%.*]] = phi i32 [ poison, [[FOR_BODY]] ], [ [[TMP4]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[RESULT_0_LCSSA]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %result.08 = phi i32 [ %or, %for.body ], [ 0, %entry ] |
| %arrayidx = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l0 = load i32, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv |
| %l1 = load i32, ptr %arrayidx2, align 4 |
| %add = add nsw i32 %l1, %l0 |
| %or = or i32 %add, %result.08 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body, %entry |
| %result.0.lcssa = phi i32 [ %or, %for.body ] |
| ret i32 %result.0.lcssa |
| } |
| |
| define i32 @reduction_xor(ptr nocapture %A, ptr nocapture %B) { |
| ; CHECK-LABEL: @reduction_xor( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP4:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x i32>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = add nsw <4 x i32> [[WIDE_LOAD1]], [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i32 @llvm.vector.reduce.xor.v4i32(<4 x i32> [[TMP2]]) |
| ; CHECK-NEXT: [[TMP4]] = xor i32 [[TMP3]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP5]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP20:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP21:![0-9]+]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[RESULT_0_LCSSA:%.*]] = phi i32 [ poison, [[FOR_BODY]] ], [ [[TMP4]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[RESULT_0_LCSSA]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %result.08 = phi i32 [ %xor, %for.body ], [ 0, %entry ] |
| %arrayidx = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l0 = load i32, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv |
| %l1 = load i32, ptr %arrayidx2, align 4 |
| %add = add nsw i32 %l1, %l0 |
| %xor = xor i32 %add, %result.08 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body, %entry |
| %result.0.lcssa = phi i32 [ %xor, %for.body ] |
| ret i32 %result.0.lcssa |
| } |
| |
| define float @reduction_fadd(ptr nocapture %A, ptr nocapture %B) { |
| ; CHECK-LABEL: @reduction_fadd( |
| ; 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: [[VEC_PHI:%.*]] = phi float [ 0.000000e+00, [[VECTOR_PH]] ], [ [[TMP3:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x float>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds float, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x float>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = call fast float @llvm.vector.reduce.fadd.v4f32(float [[VEC_PHI]], <4 x float> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP3]] = call fast float @llvm.vector.reduce.fadd.v4f32(float [[TMP2]], <4 x float> [[WIDE_LOAD1]]) |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP4:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP4]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP22:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP23:![0-9]+]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[RESULT_0_LCSSA:%.*]] = phi float [ poison, [[FOR_BODY]] ], [ [[TMP3]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret float [[RESULT_0_LCSSA]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %result.08 = phi float [ %fadd, %for.body ], [ 0.0, %entry ] |
| %arrayidx = getelementptr inbounds float, ptr %A, i64 %indvars.iv |
| %l0 = load float, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds float, ptr %B, i64 %indvars.iv |
| %l1 = load float, ptr %arrayidx2, align 4 |
| %add = fadd fast float %result.08, %l0 |
| %fadd = fadd fast float %add, %l1 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body, %entry |
| %result.0.lcssa = phi float [ %fadd, %for.body ] |
| ret float %result.0.lcssa |
| } |
| |
| define float @reduction_fmul(ptr nocapture %A, ptr nocapture %B) { |
| ; CHECK-LABEL: @reduction_fmul( |
| ; 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: [[VEC_PHI:%.*]] = phi float [ 0.000000e+00, [[VECTOR_PH]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x float>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds float, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x float>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = call fast float @llvm.vector.reduce.fmul.v4f32(float 1.000000e+00, <4 x float> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP3:%.*]] = fmul fast float [[TMP2]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = call fast float @llvm.vector.reduce.fmul.v4f32(float 1.000000e+00, <4 x float> [[WIDE_LOAD1]]) |
| ; CHECK-NEXT: [[TMP5]] = fmul fast float [[TMP4]], [[TMP3]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP24:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP25:![0-9]+]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[RESULT_0_LCSSA:%.*]] = phi float [ poison, [[FOR_BODY]] ], [ [[TMP5]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret float [[RESULT_0_LCSSA]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %result.08 = phi float [ %fmul, %for.body ], [ 0.0, %entry ] |
| %arrayidx = getelementptr inbounds float, ptr %A, i64 %indvars.iv |
| %l0 = load float, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds float, ptr %B, i64 %indvars.iv |
| %l1 = load float, ptr %arrayidx2, align 4 |
| %add = fmul fast float %result.08, %l0 |
| %fmul = fmul fast float %add, %l1 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body, %entry |
| %result.0.lcssa = phi float [ %fmul, %for.body ] |
| ret float %result.0.lcssa |
| } |
| |
| ; Sub we can create a reduction, but not inloop |
| define i32 @reduction_sub_lhs(ptr noalias nocapture %A) { |
| ; CHECK-LABEL: @reduction_sub_lhs( |
| ; 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: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP1:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1]] = sub <4 x i32> [[VEC_PHI]], [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP2]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP26:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[TMP3:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[TMP1]]) |
| ; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP27:![0-9]+]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[X_0_LCSSA:%.*]] = phi i32 [ poison, [[FOR_BODY]] ], [ [[TMP3]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[X_0_LCSSA]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: ; preds = %entry, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] |
| %x.05 = phi i32 [ %sub, %for.body ], [ 0, %entry ] |
| %arrayidx = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l0 = load i32, ptr %arrayidx, align 4 |
| %sub = sub nsw i32 %x.05, %l0 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body, %entry |
| %x.0.lcssa = phi i32 [ %sub, %for.body ] |
| ret i32 %x.0.lcssa |
| } |
| |
| ; Conditional reductions with multi-input phis. |
| define float @reduction_conditional(ptr %A, ptr %B, ptr %C, float %S) { |
| ; CHECK-LABEL: @reduction_conditional( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[TMP0:%.*]] = insertelement <4 x float> <float poison, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00>, float [[S:%.*]], i64 0 |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x float> [ [[TMP0]], [[VECTOR_PH]] ], [ [[PREDPHI3:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x float>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x float>, ptr [[TMP2]], align 4 |
| ; CHECK-NEXT: [[TMP3:%.*]] = fcmp ogt <4 x float> [[WIDE_LOAD]], [[WIDE_LOAD1]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = fcmp ule <4 x float> [[WIDE_LOAD1]], splat (float 1.000000e+00) |
| ; CHECK-NEXT: [[TMP5:%.*]] = and <4 x i1> [[TMP3]], [[TMP4]] |
| ; CHECK-NEXT: [[TMP6:%.*]] = fcmp ogt <4 x float> [[WIDE_LOAD]], splat (float 2.000000e+00) |
| ; CHECK-NEXT: [[TMP7:%.*]] = and <4 x i1> [[TMP5]], [[TMP6]] |
| ; CHECK-NEXT: [[TMP8:%.*]] = xor <4 x i1> [[TMP6]], splat (i1 true) |
| ; CHECK-NEXT: [[TMP9:%.*]] = and <4 x i1> [[TMP5]], [[TMP8]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = xor <4 x i1> [[TMP3]], splat (i1 true) |
| ; CHECK-NEXT: [[PREDPHI_V:%.*]] = select <4 x i1> [[TMP7]], <4 x float> [[WIDE_LOAD1]], <4 x float> [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[PREDPHI:%.*]] = fadd fast <4 x float> [[VEC_PHI]], [[PREDPHI_V]] |
| ; CHECK-NEXT: [[TMP11:%.*]] = select <4 x i1> [[TMP10]], <4 x i1> splat (i1 true), <4 x i1> [[TMP9]] |
| ; CHECK-NEXT: [[PREDPHI3]] = select <4 x i1> [[TMP11]], <4 x float> [[VEC_PHI]], <4 x float> [[PREDPHI]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP12:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128 |
| ; CHECK-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP28:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[TMP13:%.*]] = call fast float @llvm.vector.reduce.fadd.v4f32(float 0.000000e+00, <4 x float> [[PREDPHI3]]) |
| ; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: br i1 poison, label [[IF_THEN:%.*]], label [[FOR_INC:%.*]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: br i1 poison, label [[IF_THEN8:%.*]], label [[IF_ELSE:%.*]] |
| ; CHECK: if.then8: |
| ; CHECK-NEXT: br label [[FOR_INC]] |
| ; CHECK: if.else: |
| ; CHECK-NEXT: br i1 poison, label [[IF_THEN16:%.*]], label [[FOR_INC]] |
| ; CHECK: if.then16: |
| ; CHECK-NEXT: br label [[FOR_INC]] |
| ; CHECK: for.inc: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_BODY]], label [[FOR_END]], !llvm.loop [[LOOP29:![0-9]+]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[SUM_1_LCSSA:%.*]] = phi float [ poison, [[FOR_INC]] ], [ [[TMP13]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret float [[SUM_1_LCSSA]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.body: |
| %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.inc ] |
| %sum.033 = phi float [ %S, %entry ], [ %sum.1, %for.inc ] |
| %arrayidx = getelementptr inbounds float, ptr %A, i64 %indvars.iv |
| %l0 = load float, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds float, ptr %B, i64 %indvars.iv |
| %l1 = load float, ptr %arrayidx2, align 4 |
| %cmp3 = fcmp ogt float %l0, %l1 |
| br i1 %cmp3, label %if.then, label %for.inc |
| |
| if.then: |
| %cmp6 = fcmp ogt float %l1, 1.000000e+00 |
| br i1 %cmp6, label %if.then8, label %if.else |
| |
| if.then8: |
| %add = fadd fast float %sum.033, %l0 |
| br label %for.inc |
| |
| if.else: |
| %cmp14 = fcmp ogt float %l0, 2.000000e+00 |
| br i1 %cmp14, label %if.then16, label %for.inc |
| |
| if.then16: |
| %add19 = fadd fast float %sum.033, %l1 |
| br label %for.inc |
| |
| for.inc: |
| %sum.1 = phi float [ %add, %if.then8 ], [ %add19, %if.then16 ], [ %sum.033, %if.else ], [ %sum.033, %for.body ] |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp ne i32 %lftr.wideiv, 128 |
| br i1 %exitcond, label %for.body, label %for.end |
| |
| for.end: |
| %sum.1.lcssa = phi float [ %sum.1, %for.inc ] |
| ret float %sum.1.lcssa |
| } |
| |
| define i32 @reduction_sum_multiuse(ptr noalias nocapture %A, ptr noalias nocapture %B) { |
| ; CHECK-LABEL: @reduction_sum_multiuse( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[DOTLR_PH]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: [[SUM_02:%.*]] = phi i32 [ [[L10:%.*]], [[DOTLR_PH]] ], [ 0, [[ENTRY]] ] |
| ; CHECK-NEXT: [[L2:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDVARS_IV]] |
| ; CHECK-NEXT: [[L3:%.*]] = load i32, ptr [[L2]], align 4 |
| ; CHECK-NEXT: [[L6:%.*]] = trunc i64 [[INDVARS_IV]] to i32 |
| ; CHECK-NEXT: [[L7:%.*]] = add i32 [[SUM_02]], [[L6]] |
| ; CHECK-NEXT: [[L8:%.*]] = add i32 [[L7]], [[L3]] |
| ; CHECK-NEXT: [[L10]] = add i32 [[L8]], [[SUM_02]] |
| ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add i64 [[INDVARS_IV]], 1 |
| ; CHECK-NEXT: [[TMP0:%.*]] = and i64 [[INDVARS_IV_NEXT]], 4294967295 |
| ; CHECK-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[TMP0]], 256 |
| ; CHECK-NEXT: br i1 [[EXITCOND]], label [[END:%.*]], label [[DOTLR_PH]] |
| ; CHECK: end: |
| ; CHECK-NEXT: ret i32 [[L10]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %sum.02 = phi i32 [ %l10, %.lr.ph ], [ 0, %entry ] |
| %l2 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l3 = load i32, ptr %l2, align 4 |
| %l4 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv |
| %l5 = load i32, ptr %l4, align 4 |
| %l6 = trunc i64 %indvars.iv to i32 |
| %l7 = add i32 %sum.02, %l6 |
| %l8 = add i32 %l7, %l3 |
| %l9 = add i32 %l8, %l5 |
| %l10 = add i32 %l8, %sum.02 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %end, label %.lr.ph |
| |
| end: |
| %f1 = phi i32 [ %l10, %.lr.ph ] |
| ret i32 %f1 |
| } |
| |
| ; Predicated loop, cannot (yet) use in-loop reductions. |
| define i32 @reduction_predicated(ptr noalias nocapture %A, ptr noalias nocapture %B) { |
| ; CHECK-LABEL: @reduction_predicated( |
| ; 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: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[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: [[TMP0:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x i32>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[VEC_IND]]) |
| ; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[TMP2]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP4:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD]]) |
| ; CHECK-NEXT: [[TMP5:%.*]] = add i32 [[TMP4]], [[TMP3]] |
| ; CHECK-NEXT: [[TMP6:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[WIDE_LOAD1]]) |
| ; CHECK-NEXT: [[TMP7]] = add i32 [[TMP6]], [[TMP5]] |
| ; 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: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP30:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: br i1 poison, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop [[LOOP31:![0-9]+]] |
| ; CHECK: ._crit_edge: |
| ; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i32 [ poison, [[DOTLR_PH]] ], [ [[TMP7]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[SUM_0_LCSSA]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %sum.02 = phi i32 [ %l9, %.lr.ph ], [ 0, %entry ] |
| %l2 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %l3 = load i32, ptr %l2, align 4 |
| %l4 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv |
| %l5 = load i32, ptr %l4, align 4 |
| %l6 = trunc i64 %indvars.iv to i32 |
| %l7 = add i32 %sum.02, %l6 |
| %l8 = add i32 %l7, %l3 |
| %l9 = add i32 %l8, %l5 |
| %indvars.iv.next = add i64 %indvars.iv, 1 |
| %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| %exitcond = icmp eq i32 %lftr.wideiv, 256 |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph, !llvm.loop !6 |
| |
| ._crit_edge: ; preds = %.lr.ph |
| %sum.0.lcssa = phi i32 [ %l9, %.lr.ph ] |
| ret i32 %sum.0.lcssa |
| } |
| |
| define i8 @reduction_add_trunc(ptr noalias nocapture %A) { |
| ; CHECK-LABEL: @reduction_add_trunc( |
| ; 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 i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i8> [ <i8 -1, i8 0, i8 0, i8 0>, [[VECTOR_PH]] ], [ [[TMP2:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[INDEX]] to i64 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i8, ptr [[A:%.*]], i64 [[TMP0]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i8>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2]] = add <4 x i8> [[VEC_PHI]], [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP3]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP32:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[TMP4:%.*]] = call i8 @llvm.vector.reduce.add.v4i8(<4 x i8> [[TMP2]]) |
| ; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: br i1 poison, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop [[LOOP33:![0-9]+]] |
| ; CHECK: ._crit_edge: |
| ; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i8 [ poison, [[DOTLR_PH]] ], [ [[TMP4]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i8 [[SUM_0_LCSSA]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i32 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %sum.02p = phi i32 [ %l9, %.lr.ph ], [ 255, %entry ] |
| %sum.02 = and i32 %sum.02p, 255 |
| %l2 = getelementptr inbounds i8, ptr %A, i32 %indvars.iv |
| %l3 = load i8, ptr %l2, align 4 |
| %l3e = zext i8 %l3 to i32 |
| %l9 = add i32 %sum.02, %l3e |
| %indvars.iv.next = add i32 %indvars.iv, 1 |
| %exitcond = icmp eq i32 %indvars.iv.next, 256 |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph |
| |
| ._crit_edge: ; preds = %.lr.ph |
| %sum.0.lcssa = phi i32 [ %l9, %.lr.ph ] |
| %ret = trunc i32 %sum.0.lcssa to i8 |
| ret i8 %ret |
| } |
| |
| |
| define i8 @reduction_and_trunc(ptr noalias nocapture %A) { |
| ; CHECK-LABEL: @reduction_and_trunc( |
| ; 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 i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i8> [ splat (i8 -1), [[VECTOR_PH]] ], [ [[TMP2:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[INDEX]] to i64 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i8, ptr [[A:%.*]], i64 [[TMP0]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i8>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2]] = and <4 x i8> [[VEC_PHI]], [[WIDE_LOAD]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[INDEX_NEXT]], 256 |
| ; CHECK-NEXT: br i1 [[TMP3]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP34:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[TMP4:%.*]] = call i8 @llvm.vector.reduce.and.v4i8(<4 x i8> [[TMP2]]) |
| ; CHECK-NEXT: br i1 true, label [[DOT_CRIT_EDGE:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[DOTLR_PH:%.*]] |
| ; CHECK: .lr.ph: |
| ; CHECK-NEXT: br i1 poison, label [[DOT_CRIT_EDGE]], label [[DOTLR_PH]], !llvm.loop [[LOOP35:![0-9]+]] |
| ; CHECK: ._crit_edge: |
| ; CHECK-NEXT: [[SUM_0_LCSSA:%.*]] = phi i8 [ poison, [[DOTLR_PH]] ], [ [[TMP4]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i8 [[SUM_0_LCSSA]] |
| ; |
| entry: |
| br label %.lr.ph |
| |
| .lr.ph: ; preds = %entry, %.lr.ph |
| %indvars.iv = phi i32 [ %indvars.iv.next, %.lr.ph ], [ 0, %entry ] |
| %sum.02p = phi i32 [ %l9, %.lr.ph ], [ 255, %entry ] |
| %sum.02 = and i32 %sum.02p, 255 |
| %l2 = getelementptr inbounds i8, ptr %A, i32 %indvars.iv |
| %l3 = load i8, ptr %l2, align 4 |
| %l3e = zext i8 %l3 to i32 |
| %l9 = and i32 %sum.02, %l3e |
| %indvars.iv.next = add i32 %indvars.iv, 1 |
| %exitcond = icmp eq i32 %indvars.iv.next, 256 |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph |
| |
| ._crit_edge: ; preds = %.lr.ph |
| %sum.0.lcssa = phi i32 [ %l9, %.lr.ph ] |
| %ret = trunc i32 %sum.0.lcssa to i8 |
| ret i8 %ret |
| } |
| |
| ; Test case when loop has a call to the llvm.fmuladd intrinsic. |
| define float @reduction_fmuladd(ptr %a, ptr %b, i64 %n) { |
| ; CHECK-LABEL: @reduction_fmuladd( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], 4 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[N]], -4 |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi float [ 0.000000e+00, [[VECTOR_PH]] ], [ [[TMP4:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x float>, ptr [[TMP0]], align 4 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds float, ptr [[B:%.*]], i64 [[INDEX]] |
| ; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x float>, ptr [[TMP1]], align 4 |
| ; CHECK-NEXT: [[TMP2:%.*]] = fmul <4 x float> [[WIDE_LOAD]], [[WIDE_LOAD1]] |
| ; CHECK-NEXT: [[TMP3:%.*]] = call float @llvm.vector.reduce.fadd.v4f32(float -0.000000e+00, <4 x float> [[TMP2]]) |
| ; CHECK-NEXT: [[TMP4]] = fadd float [[TMP3]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP5]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP36:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP4]], [[MIDDLE_BLOCK]] ], [ 0.000000e+00, [[ENTRY]] ] |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[SUM_07:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MULADD:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] |
| ; CHECK-NEXT: [[TMP6:%.*]] = load float, ptr [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[IV]] |
| ; CHECK-NEXT: [[TMP7:%.*]] = load float, ptr [[ARRAYIDX2]], align 4 |
| ; CHECK-NEXT: [[MULADD]] = tail call float @llvm.fmuladd.f32(float [[TMP6]], float [[TMP7]], float [[SUM_07]]) |
| ; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP37:![0-9]+]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: [[MULADD_LCSSA:%.*]] = phi float [ [[MULADD]], [[FOR_BODY]] ], [ [[TMP4]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret float [[MULADD_LCSSA]] |
| ; |
| |
| entry: |
| br label %for.body |
| |
| for.body: |
| %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] |
| %sum.07 = phi float [ 0.000000e+00, %entry ], [ %muladd, %for.body ] |
| %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv |
| %0 = load float, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds float, ptr %b, i64 %iv |
| %1 = load float, ptr %arrayidx2, align 4 |
| %muladd = tail call float @llvm.fmuladd.f32(float %0, float %1, float %sum.07) |
| %iv.next = add nuw nsw i64 %iv, 1 |
| %exitcond.not = icmp eq i64 %iv.next, %n |
| br i1 %exitcond.not, label %for.end, label %for.body |
| |
| for.end: |
| ret float %muladd |
| } |
| |
| define float @reduction_fmuladd_recurrence_first_arg(ptr %a, ptr %b, i64 %n) { |
| ; CHECK-LABEL: @reduction_fmuladd_recurrence_first_arg( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[SUM_07:%.*]] = phi float [ 0.000000e+00, [[ENTRY]] ], [ [[MULADD:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds nuw float, ptr [[A:%.*]], i64 [[IV]] |
| ; CHECK-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds nuw float, ptr [[B:%.*]], i64 [[IV]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = load float, ptr [[ARRAYIDX2]], align 4 |
| ; CHECK-NEXT: [[MULADD]] = tail call float @llvm.fmuladd.f32(float [[SUM_07]], float [[TMP0]], float [[TMP1]]) |
| ; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: ret float [[MULADD]] |
| ; |
| |
| entry: |
| br label %for.body |
| |
| for.body: |
| %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] |
| %sum.07 = phi float [ 0.000000e+00, %entry ], [ %muladd, %for.body ] |
| %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv |
| %0 = load float, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds float, ptr %b, i64 %iv |
| %1 = load float, ptr %arrayidx2, align 4 |
| %muladd = tail call float @llvm.fmuladd.f32(float %sum.07, float %0, float %1) |
| %iv.next = add nuw nsw i64 %iv, 1 |
| %exitcond.not = icmp eq i64 %iv.next, %n |
| br i1 %exitcond.not, label %for.end, label %for.body |
| |
| for.end: |
| ret float %muladd |
| } |
| |
| define float @reduction_fmuladd_recurrence_second_arg(ptr %a, ptr %b, i64 %n) { |
| ; CHECK-LABEL: @reduction_fmuladd_recurrence_second_arg( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[SUM_07:%.*]] = phi float [ 0.000000e+00, [[ENTRY]] ], [ [[MULADD:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds nuw float, ptr [[A:%.*]], i64 [[IV]] |
| ; CHECK-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds nuw float, ptr [[B:%.*]], i64 [[IV]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = load float, ptr [[ARRAYIDX2]], align 4 |
| ; CHECK-NEXT: [[MULADD]] = tail call float @llvm.fmuladd.f32(float [[TMP0]], float [[SUM_07]], float [[TMP1]]) |
| ; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: ret float [[MULADD]] |
| ; |
| |
| entry: |
| br label %for.body |
| |
| for.body: |
| %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] |
| %sum.07 = phi float [ 0.000000e+00, %entry ], [ %muladd, %for.body ] |
| %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv |
| %0 = load float, ptr %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds float, ptr %b, i64 %iv |
| %1 = load float, ptr %arrayidx2, align 4 |
| %muladd = tail call float @llvm.fmuladd.f32(float %0, float %sum.07, float %1) |
| %iv.next = add nuw nsw i64 %iv, 1 |
| %exitcond.not = icmp eq i64 %iv.next, %n |
| br i1 %exitcond.not, label %for.end, label %for.body |
| |
| for.end: |
| ret float %muladd |
| } |
| |
| ; This case was previously failing verification due to the mask for the |
| ; reduction being created after the reduction. |
| define i32 @predicated_not_dominates_reduction(ptr nocapture noundef readonly %h, i32 noundef %i) { |
| ; CHECK-LABEL: @predicated_not_dominates_reduction( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[I:%.*]], 4 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i32 [[I]], -4 |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi i32 [ undef, [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[INDEX]] to i64 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i8, ptr [[H:%.*]], i64 [[TMP0]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i8>, ptr [[TMP1]], align 1 |
| ; CHECK-NEXT: [[TMP2:%.*]] = udiv <4 x i8> [[WIDE_LOAD]], splat (i8 31) |
| ; CHECK-NEXT: [[TMP3:%.*]] = shl nuw nsw <4 x i8> [[TMP2]], splat (i8 3) |
| ; CHECK-NEXT: [[TMP4:%.*]] = udiv <4 x i8> [[TMP3]], splat (i8 31) |
| ; CHECK-NEXT: [[TMP5:%.*]] = zext nneg <4 x i8> [[TMP4]] to <4 x i32> |
| ; CHECK-NEXT: [[TMP6:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[TMP5]]) |
| ; CHECK-NEXT: [[TMP7]] = add i32 [[TMP6]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP8:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP38:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[I]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_END7:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP7]], [[MIDDLE_BLOCK]] ], [ undef, [[ENTRY]] ] |
| ; CHECK-NEXT: br label [[FOR_BODY2:%.*]] |
| ; CHECK: for.body2: |
| ; CHECK-NEXT: [[A_117:%.*]] = phi i32 [ [[INC6:%.*]], [[FOR_INC5:%.*]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[G_016:%.*]] = phi i32 [ [[G_1:%.*]], [[FOR_INC5]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[TMP9:%.*]] = sext i32 [[A_117]] to i64 |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[H]], i64 [[TMP9]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = load i8, ptr [[ARRAYIDX]], align 1 |
| ; CHECK-NEXT: [[TOBOOL3_NOT:%.*]] = icmp eq i8 [[TMP10]], 0 |
| ; CHECK-NEXT: br i1 [[TOBOOL3_NOT]], label [[FOR_INC5]], label [[IF_THEN:%.*]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: [[TMP11:%.*]] = udiv i8 [[TMP10]], 31 |
| ; CHECK-NEXT: [[TMP12:%.*]] = shl nuw nsw i8 [[TMP11]], 3 |
| ; CHECK-NEXT: [[TMP13:%.*]] = udiv i8 [[TMP12]], 31 |
| ; CHECK-NEXT: [[DIV4:%.*]] = zext nneg i8 [[TMP13]] to i32 |
| ; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[G_016]], [[DIV4]] |
| ; CHECK-NEXT: br label [[FOR_INC5]] |
| ; CHECK: for.inc5: |
| ; CHECK-NEXT: [[G_1]] = phi i32 [ [[ADD]], [[IF_THEN]] ], [ [[G_016]], [[FOR_BODY2]] ] |
| ; CHECK-NEXT: [[INC6]] = add nuw nsw i32 [[A_117]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC6]], [[I]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END7]], label [[FOR_BODY2]], !llvm.loop [[LOOP39:![0-9]+]] |
| ; CHECK: for.end7: |
| ; CHECK-NEXT: [[G_1_LCSSA:%.*]] = phi i32 [ [[G_1]], [[FOR_INC5]] ], [ [[TMP7]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[G_1_LCSSA]] |
| ; |
| entry: |
| br label %for.body2 |
| |
| for.body2: ; preds = %entry, %for.inc5 |
| %a.117 = phi i32 [ %inc6, %for.inc5 ], [ 0, %entry ] |
| %g.016 = phi i32 [ %g.1, %for.inc5 ], [ undef, %entry ] |
| %arrayidx = getelementptr inbounds i8, ptr %h, i32 %a.117 |
| %0 = load i8, ptr %arrayidx, align 1 |
| %tobool3.not = icmp eq i8 %0, 0 |
| br i1 %tobool3.not, label %for.inc5, label %if.then |
| |
| if.then: ; preds = %for.body2 |
| %1 = udiv i8 %0, 31 |
| %2 = shl nuw nsw i8 %1, 3 |
| %3 = udiv i8 %2, 31 |
| %div4 = zext i8 %3 to i32 |
| %add = add nsw i32 %g.016, %div4 |
| br label %for.inc5 |
| |
| for.inc5: ; preds = %for.body2, %if.then |
| %g.1 = phi i32 [ %add, %if.then ], [ %g.016, %for.body2 ] |
| %inc6 = add nuw nsw i32 %a.117, 1 |
| %exitcond.not = icmp eq i32 %inc6, %i |
| br i1 %exitcond.not, label %for.end7, label %for.body2 |
| |
| for.end7: ; preds = %for.inc5 |
| %g.1.lcssa = phi i32 [ %g.1, %for.inc5 ] |
| ret i32 %g.1.lcssa |
| } |
| |
| define i32 @predicated_not_dominates_reduction_twoadd(ptr nocapture noundef readonly %h, i32 noundef %i) { |
| ; CHECK-LABEL: @predicated_not_dominates_reduction_twoadd( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[I:%.*]], 4 |
| ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] |
| ; CHECK: vector.ph: |
| ; CHECK-NEXT: [[N_VEC:%.*]] = and i32 [[I]], -4 |
| ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] |
| ; CHECK: vector.body: |
| ; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi i32 [ undef, [[VECTOR_PH]] ], [ [[TMP11:%.*]], [[VECTOR_BODY]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[INDEX]] to i64 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i8, ptr [[H:%.*]], i64 [[TMP0]] |
| ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i8>, ptr [[TMP1]], align 1 |
| ; CHECK-NEXT: [[DOTNOT:%.*]] = icmp eq <4 x i8> [[WIDE_LOAD]], zeroinitializer |
| ; CHECK-NEXT: [[TMP2:%.*]] = udiv <4 x i8> [[WIDE_LOAD]], splat (i8 31) |
| ; CHECK-NEXT: [[TMP3:%.*]] = shl nuw nsw <4 x i8> [[TMP2]], splat (i8 3) |
| ; CHECK-NEXT: [[TMP4:%.*]] = udiv <4 x i8> [[TMP3]], splat (i8 31) |
| ; CHECK-NEXT: [[TMP5:%.*]] = zext nneg <4 x i8> [[TMP4]] to <4 x i32> |
| ; CHECK-NEXT: [[TMP6:%.*]] = select <4 x i1> [[DOTNOT]], <4 x i32> zeroinitializer, <4 x i32> [[TMP5]] |
| ; CHECK-NEXT: [[TMP7:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[TMP6]]) |
| ; CHECK-NEXT: [[TMP8:%.*]] = add i32 [[TMP7]], [[VEC_PHI]] |
| ; CHECK-NEXT: [[TMP9:%.*]] = select <4 x i1> [[DOTNOT]], <4 x i32> zeroinitializer, <4 x i32> [[TMP5]] |
| ; CHECK-NEXT: [[TMP10:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[TMP9]]) |
| ; CHECK-NEXT: [[TMP11]] = add i32 [[TMP10]], [[TMP8]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP12:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP40:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[I]], [[N_VEC]] |
| ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_END7:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP11]], [[MIDDLE_BLOCK]] ], [ undef, [[ENTRY]] ] |
| ; CHECK-NEXT: br label [[FOR_BODY2:%.*]] |
| ; CHECK: for.body2: |
| ; CHECK-NEXT: [[A_117:%.*]] = phi i32 [ [[INC6:%.*]], [[FOR_INC5:%.*]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[G_016:%.*]] = phi i32 [ [[G_1:%.*]], [[FOR_INC5]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ] |
| ; CHECK-NEXT: [[TMP13:%.*]] = sext i32 [[A_117]] to i64 |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, ptr [[H]], i64 [[TMP13]] |
| ; CHECK-NEXT: [[TMP14:%.*]] = load i8, ptr [[ARRAYIDX]], align 1 |
| ; CHECK-NEXT: [[TOBOOL3_NOT:%.*]] = icmp eq i8 [[TMP14]], 0 |
| ; CHECK-NEXT: br i1 [[TOBOOL3_NOT]], label [[FOR_INC5]], label [[IF_THEN:%.*]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: [[TMP15:%.*]] = udiv i8 [[TMP14]], 31 |
| ; CHECK-NEXT: [[TMP16:%.*]] = shl nuw nsw i8 [[TMP15]], 3 |
| ; CHECK-NEXT: [[TMP17:%.*]] = udiv i8 [[TMP16]], 31 |
| ; CHECK-NEXT: [[TMP18:%.*]] = shl nuw nsw i8 [[TMP17]], 1 |
| ; CHECK-NEXT: [[REASS_ADD:%.*]] = zext nneg i8 [[TMP18]] to i32 |
| ; CHECK-NEXT: [[ADD:%.*]] = add i32 [[G_016]], [[REASS_ADD]] |
| ; CHECK-NEXT: br label [[FOR_INC5]] |
| ; CHECK: for.inc5: |
| ; CHECK-NEXT: [[G_1]] = phi i32 [ [[ADD]], [[IF_THEN]] ], [ [[G_016]], [[FOR_BODY2]] ] |
| ; CHECK-NEXT: [[INC6]] = add nuw nsw i32 [[A_117]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC6]], [[I]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END7]], label [[FOR_BODY2]], !llvm.loop [[LOOP41:![0-9]+]] |
| ; CHECK: for.end7: |
| ; CHECK-NEXT: [[G_1_LCSSA:%.*]] = phi i32 [ [[G_1]], [[FOR_INC5]] ], [ [[TMP11]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[G_1_LCSSA]] |
| ; |
| entry: |
| br label %for.body2 |
| |
| for.body2: ; preds = %entry, %for.inc5 |
| %a.117 = phi i32 [ %inc6, %for.inc5 ], [ 0, %entry ] |
| %g.016 = phi i32 [ %g.1, %for.inc5 ], [ undef, %entry ] |
| %arrayidx = getelementptr inbounds i8, ptr %h, i32 %a.117 |
| %0 = load i8, ptr %arrayidx, align 1 |
| %tobool3.not = icmp eq i8 %0, 0 |
| br i1 %tobool3.not, label %for.inc5, label %if.then |
| |
| if.then: ; preds = %for.body2 |
| %1 = udiv i8 %0, 31 |
| %2 = shl nuw nsw i8 %1, 3 |
| %3 = udiv i8 %2, 31 |
| %div4 = zext i8 %3 to i32 |
| %add1 = add nsw i32 %g.016, %div4 |
| %add = add nsw i32 %add1, %div4 |
| br label %for.inc5 |
| |
| for.inc5: ; preds = %for.body2, %if.then |
| %g.1 = phi i32 [ %add, %if.then ], [ %g.016, %for.body2 ] |
| %inc6 = add nuw nsw i32 %a.117, 1 |
| %exitcond.not = icmp eq i32 %inc6, %i |
| br i1 %exitcond.not, label %for.end7, label %for.body2 |
| |
| for.end7: ; preds = %for.inc5 |
| %g.1.lcssa = phi i32 [ %g.1, %for.inc5 ] |
| ret i32 %g.1.lcssa |
| } |
| |
| %struct.e = type { i32, i32 } |
| define i32 @predicated_or_dominates_reduction(ptr %b) { |
| ; CHECK-LABEL: @predicated_or_dominates_reduction( |
| ; 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 i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_LOAD_CONTINUE6:%.*]] ] |
| ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi i32 [ undef, [[VECTOR_PH]] ], [ [[TMP48:%.*]], [[PRED_LOAD_CONTINUE6]] ] |
| ; CHECK-NEXT: [[TMP0:%.*]] = or disjoint i32 [[INDEX]], 1 |
| ; CHECK-NEXT: [[TMP1:%.*]] = or disjoint i32 [[INDEX]], 2 |
| ; CHECK-NEXT: [[TMP2:%.*]] = or disjoint i32 [[INDEX]], 3 |
| ; CHECK-NEXT: [[TMP3:%.*]] = sext i32 [[INDEX]] to i64 |
| ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds [0 x %struct.e], ptr [[B:%.*]], i64 0, i64 [[TMP3]], i32 1 |
| ; CHECK-NEXT: [[TMP5:%.*]] = sext i32 [[TMP0]] to i64 |
| ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds [0 x %struct.e], ptr [[B]], i64 0, i64 [[TMP5]], i32 1 |
| ; CHECK-NEXT: [[TMP7:%.*]] = sext i32 [[TMP1]] to i64 |
| ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds [0 x %struct.e], ptr [[B]], i64 0, i64 [[TMP7]], i32 1 |
| ; CHECK-NEXT: [[TMP9:%.*]] = sext i32 [[TMP2]] to i64 |
| ; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds [0 x %struct.e], ptr [[B]], i64 0, i64 [[TMP9]], i32 1 |
| ; CHECK-NEXT: [[TMP11:%.*]] = load i32, ptr [[TMP4]], align 4 |
| ; CHECK-NEXT: [[TMP12:%.*]] = load i32, ptr [[TMP6]], align 4 |
| ; CHECK-NEXT: [[TMP13:%.*]] = load i32, ptr [[TMP8]], align 4 |
| ; CHECK-NEXT: [[TMP14:%.*]] = load i32, ptr [[TMP10]], align 4 |
| ; CHECK-NEXT: [[TMP15:%.*]] = insertelement <4 x i32> poison, i32 [[TMP11]], i64 0 |
| ; CHECK-NEXT: [[TMP16:%.*]] = insertelement <4 x i32> [[TMP15]], i32 [[TMP12]], i64 1 |
| ; CHECK-NEXT: [[TMP17:%.*]] = insertelement <4 x i32> [[TMP16]], i32 [[TMP13]], i64 2 |
| ; CHECK-NEXT: [[TMP18:%.*]] = insertelement <4 x i32> [[TMP17]], i32 [[TMP14]], i64 3 |
| ; CHECK-NEXT: [[TMP19:%.*]] = icmp eq <4 x i32> [[TMP18]], zeroinitializer |
| ; CHECK-NEXT: [[TMP20:%.*]] = extractelement <4 x i1> [[TMP19]], i64 0 |
| ; CHECK-NEXT: br i1 [[TMP20]], label [[PRED_LOAD_IF:%.*]], label [[PRED_LOAD_CONTINUE:%.*]] |
| ; CHECK: pred.load.if: |
| ; CHECK-NEXT: [[TMP21:%.*]] = sext i32 [[INDEX]] to i64 |
| ; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds [0 x %struct.e], ptr [[B]], i64 0, i64 [[TMP21]] |
| ; CHECK-NEXT: [[TMP23:%.*]] = load i32, ptr [[TMP22]], align 4 |
| ; CHECK-NEXT: [[TMP24:%.*]] = insertelement <4 x i32> poison, i32 [[TMP23]], i64 0 |
| ; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE]] |
| ; CHECK: pred.load.continue: |
| ; CHECK-NEXT: [[TMP25:%.*]] = phi <4 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP24]], [[PRED_LOAD_IF]] ] |
| ; CHECK-NEXT: [[TMP26:%.*]] = extractelement <4 x i1> [[TMP19]], i64 1 |
| ; CHECK-NEXT: br i1 [[TMP26]], label [[PRED_LOAD_IF1:%.*]], label [[PRED_LOAD_CONTINUE2:%.*]] |
| ; CHECK: pred.load.if1: |
| ; CHECK-NEXT: [[TMP27:%.*]] = sext i32 [[TMP0]] to i64 |
| ; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds [0 x %struct.e], ptr [[B]], i64 0, i64 [[TMP27]] |
| ; CHECK-NEXT: [[TMP29:%.*]] = load i32, ptr [[TMP28]], align 4 |
| ; CHECK-NEXT: [[TMP30:%.*]] = insertelement <4 x i32> [[TMP25]], i32 [[TMP29]], i64 1 |
| ; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE2]] |
| ; CHECK: pred.load.continue2: |
| ; CHECK-NEXT: [[TMP31:%.*]] = phi <4 x i32> [ [[TMP25]], [[PRED_LOAD_CONTINUE]] ], [ [[TMP30]], [[PRED_LOAD_IF1]] ] |
| ; CHECK-NEXT: [[TMP32:%.*]] = extractelement <4 x i1> [[TMP19]], i64 2 |
| ; CHECK-NEXT: br i1 [[TMP32]], label [[PRED_LOAD_IF3:%.*]], label [[PRED_LOAD_CONTINUE4:%.*]] |
| ; CHECK: pred.load.if3: |
| ; CHECK-NEXT: [[TMP33:%.*]] = sext i32 [[TMP1]] to i64 |
| ; CHECK-NEXT: [[TMP34:%.*]] = getelementptr inbounds [0 x %struct.e], ptr [[B]], i64 0, i64 [[TMP33]] |
| ; CHECK-NEXT: [[TMP35:%.*]] = load i32, ptr [[TMP34]], align 4 |
| ; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i32> [[TMP31]], i32 [[TMP35]], i64 2 |
| ; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE4]] |
| ; CHECK: pred.load.continue4: |
| ; CHECK-NEXT: [[TMP37:%.*]] = phi <4 x i32> [ [[TMP31]], [[PRED_LOAD_CONTINUE2]] ], [ [[TMP36]], [[PRED_LOAD_IF3]] ] |
| ; CHECK-NEXT: [[TMP38:%.*]] = extractelement <4 x i1> [[TMP19]], i64 3 |
| ; CHECK-NEXT: br i1 [[TMP38]], label [[PRED_LOAD_IF5:%.*]], label [[PRED_LOAD_CONTINUE6]] |
| ; CHECK: pred.load.if5: |
| ; CHECK-NEXT: [[TMP39:%.*]] = sext i32 [[TMP2]] to i64 |
| ; CHECK-NEXT: [[TMP40:%.*]] = getelementptr inbounds [0 x %struct.e], ptr [[B]], i64 0, i64 [[TMP39]] |
| ; CHECK-NEXT: [[TMP41:%.*]] = load i32, ptr [[TMP40]], align 4 |
| ; CHECK-NEXT: [[TMP42:%.*]] = insertelement <4 x i32> [[TMP37]], i32 [[TMP41]], i64 3 |
| ; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE6]] |
| ; CHECK: pred.load.continue6: |
| ; CHECK-NEXT: [[TMP43:%.*]] = phi <4 x i32> [ [[TMP37]], [[PRED_LOAD_CONTINUE4]] ], [ [[TMP42]], [[PRED_LOAD_IF5]] ] |
| ; CHECK-NEXT: [[TMP44:%.*]] = icmp ne <4 x i32> [[TMP43]], zeroinitializer |
| ; CHECK-NEXT: [[NOT_:%.*]] = xor <4 x i1> [[TMP19]], splat (i1 true) |
| ; CHECK-NEXT: [[DOTNOT7:%.*]] = select <4 x i1> [[NOT_]], <4 x i1> splat (i1 true), <4 x i1> [[TMP44]] |
| ; CHECK-NEXT: [[TMP45:%.*]] = bitcast <4 x i1> [[DOTNOT7]] to i4 |
| ; CHECK-NEXT: [[TMP46:%.*]] = call range(i4 0, 5) i4 @llvm.ctpop.i4(i4 [[TMP45]]) |
| ; CHECK-NEXT: [[TMP47:%.*]] = zext nneg i4 [[TMP46]] to i32 |
| ; CHECK-NEXT: [[TMP48]] = add i32 [[VEC_PHI]], [[TMP47]] |
| ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 4 |
| ; CHECK-NEXT: [[TMP49:%.*]] = icmp eq i32 [[INDEX_NEXT]], 1000 |
| ; CHECK-NEXT: br i1 [[TMP49]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP42:![0-9]+]] |
| ; CHECK: middle.block: |
| ; CHECK-NEXT: br i1 true, label [[FOR_COND_CLEANUP:%.*]], label [[SCALAR_PH]] |
| ; CHECK: scalar.ph: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: [[A_1_LCSSA:%.*]] = phi i32 [ poison, [[FOR_INC:%.*]] ], [ [[TMP48]], [[MIDDLE_BLOCK]] ] |
| ; CHECK-NEXT: ret i32 [[A_1_LCSSA]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: br i1 poison, label [[LOR_LHS_FALSE:%.*]], label [[IF_THEN:%.*]] |
| ; CHECK: lor.lhs.false: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_INC]], label [[IF_THEN]] |
| ; CHECK: if.then: |
| ; CHECK-NEXT: br label [[FOR_INC]] |
| ; CHECK: for.inc: |
| ; CHECK-NEXT: br i1 poison, label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP43:![0-9]+]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.cond.cleanup: ; preds = %for.inc |
| %a.1.lcssa = phi i32 [ %a.1, %for.inc ] |
| ret i32 %a.1.lcssa |
| |
| for.body: ; preds = %entry, %for.inc |
| %g.09 = phi i32 [ 0, %entry ], [ %inc3, %for.inc ] |
| %a.08 = phi i32 [ undef, %entry ], [ %a.1, %for.inc ] |
| %d = getelementptr inbounds [0 x %struct.e], ptr %b, i32 0, i32 %g.09, i32 1 |
| %0 = load i32, ptr %d, align 4 |
| %tobool.not = icmp eq i32 %0, 0 |
| br i1 %tobool.not, label %lor.lhs.false, label %if.then |
| |
| lor.lhs.false: ; preds = %for.body |
| %arrayidx = getelementptr inbounds [0 x %struct.e], ptr %b, i32 0, i32 %g.09 |
| %1 = load i32, ptr %arrayidx, align 4 |
| %tobool2.not = icmp eq i32 %1, 0 |
| br i1 %tobool2.not, label %for.inc, label %if.then |
| |
| if.then: ; preds = %lor.lhs.false, %for.body |
| %inc = add nsw i32 %a.08, 1 |
| br label %for.inc |
| |
| for.inc: ; preds = %lor.lhs.false, %if.then |
| %a.1 = phi i32 [ %inc, %if.then ], [ %a.08, %lor.lhs.false ] |
| %inc3 = add nuw nsw i32 %g.09, 1 |
| %exitcond.not = icmp eq i32 %inc3, 1000 |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body |
| } |
| |
| declare float @llvm.fmuladd.f32(float, float, float) |
| |
| !6 = distinct !{!6, !7, !8} |
| !7 = !{!"llvm.loop.vectorize.predicate.enable", i1 true} |
| !8 = !{!"llvm.loop.vectorize.enable", i1 true} |
