[llvm] [LV][NFC] Fix "cpu" attribute in some partial-reduce*.ll tests (PR #163518)
via llvm-commits
llvm-commits at lists.llvm.org
Wed Oct 15 00:24:02 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-llvm-transforms
Author: David Sherwood (david-arm)
<details>
<summary>Changes</summary>
---
Patch is 21.82 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/163518.diff
2 Files Affected:
- (modified) llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce-dot-product.ll (+1-1)
- (modified) llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce.ll (+80-63)
``````````diff
diff --git a/llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce-dot-product.ll b/llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce-dot-product.ll
index 3a882730f0379..56a5663963508 100644
--- a/llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce-dot-product.ll
+++ b/llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce-dot-product.ll
@@ -2697,4 +2697,4 @@ for.body: ; preds = %for.body.lr.ph, %fo
!9 = !{!"llvm.loop.vectorize.predicate.enable", i1 true}
!10 = !{!"llvm.loop.vectorize.enable", i1 true}
attributes #0 = { vscale_range(1,16) "target-features"="+sve" }
-attributes #1 = { vscale_range(1,16) "target-features"="+neon,+dotprod,+sve" "cpu"="neoverse-v2" }
+attributes #1 = { vscale_range(1,16) "target-features"="+neon,+dotprod,+sve" "target-cpu"="neoverse-v2" }
diff --git a/llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce.ll b/llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce.ll
index ba5eed15c9107..1e6bcb12029e7 100644
--- a/llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce.ll
+++ b/llvm/test/Transforms/LoopVectorize/AArch64/partial-reduce.ll
@@ -410,20 +410,32 @@ define i32 @zext_add_reduc_i8_i32_has_neon_dotprod(ptr %a) #1 {
; CHECK-INTERLEAVED-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PARTIAL_REDUCE:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PARTIAL_REDUCE3:%.*]], [[VECTOR_BODY]] ]
+; CHECK-INTERLEAVED-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PARTIAL_REDUCE8:%.*]], [[VECTOR_BODY]] ]
+; CHECK-INTERLEAVED-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PARTIAL_REDUCE9:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[A]], i64 [[INDEX]]
; CHECK-INTERLEAVED-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[TMP1]], i32 16
+; CHECK-INTERLEAVED-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[TMP1]], i32 32
+; CHECK-INTERLEAVED-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[TMP1]], i32 48
; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i8>, ptr [[TMP1]], align 1
; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD2:%.*]] = load <16 x i8>, ptr [[TMP3]], align 1
+; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD5:%.*]] = load <16 x i8>, ptr [[TMP2]], align 1
+; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD6:%.*]] = load <16 x i8>, ptr [[TMP8]], align 1
; CHECK-INTERLEAVED-NEXT: [[TMP4:%.*]] = zext <16 x i8> [[WIDE_LOAD]] to <16 x i32>
; CHECK-INTERLEAVED-NEXT: [[TMP5:%.*]] = zext <16 x i8> [[WIDE_LOAD2]] to <16 x i32>
+; CHECK-INTERLEAVED-NEXT: [[TMP10:%.*]] = zext <16 x i8> [[WIDE_LOAD5]] to <16 x i32>
+; CHECK-INTERLEAVED-NEXT: [[TMP7:%.*]] = zext <16 x i8> [[WIDE_LOAD6]] to <16 x i32>
; CHECK-INTERLEAVED-NEXT: [[PARTIAL_REDUCE]] = call <4 x i32> @llvm.vector.partial.reduce.add.v4i32.v16i32(<4 x i32> [[VEC_PHI]], <16 x i32> [[TMP4]])
; CHECK-INTERLEAVED-NEXT: [[PARTIAL_REDUCE3]] = call <4 x i32> @llvm.vector.partial.reduce.add.v4i32.v16i32(<4 x i32> [[VEC_PHI1]], <16 x i32> [[TMP5]])
-; CHECK-INTERLEAVED-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 32
+; CHECK-INTERLEAVED-NEXT: [[PARTIAL_REDUCE8]] = call <4 x i32> @llvm.vector.partial.reduce.add.v4i32.v16i32(<4 x i32> [[VEC_PHI2]], <16 x i32> [[TMP10]])
+; CHECK-INTERLEAVED-NEXT: [[PARTIAL_REDUCE9]] = call <4 x i32> @llvm.vector.partial.reduce.add.v4i32.v16i32(<4 x i32> [[VEC_PHI3]], <16 x i32> [[TMP7]])
+; CHECK-INTERLEAVED-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 64
; CHECK-INTERLEAVED-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-INTERLEAVED-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
; CHECK-INTERLEAVED: middle.block:
; CHECK-INTERLEAVED-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[PARTIAL_REDUCE3]], [[PARTIAL_REDUCE]]
-; CHECK-INTERLEAVED-NEXT: [[TMP7:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX]])
+; CHECK-INTERLEAVED-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[PARTIAL_REDUCE8]], [[BIN_RDX]]
+; CHECK-INTERLEAVED-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[PARTIAL_REDUCE9]], [[BIN_RDX10]]
+; CHECK-INTERLEAVED-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-INTERLEAVED-NEXT: br label [[SCALAR_PH:%.*]]
; CHECK-INTERLEAVED: scalar.ph:
;
@@ -432,25 +444,20 @@ define i32 @zext_add_reduc_i8_i32_has_neon_dotprod(ptr %a) #1 {
; CHECK-MAXBW-NEXT: entry:
; CHECK-MAXBW-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK-MAXBW: vector.ph:
-; CHECK-MAXBW-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
-; CHECK-MAXBW-NEXT: [[TMP3:%.*]] = mul nuw i64 [[TMP2]], 16
-; CHECK-MAXBW-NEXT: [[N_MOD_VF:%.*]] = urem i64 1025, [[TMP3]]
-; CHECK-MAXBW-NEXT: [[N_VEC:%.*]] = sub i64 1025, [[N_MOD_VF]]
; CHECK-MAXBW-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK-MAXBW: vector.body:
; CHECK-MAXBW-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
-; CHECK-MAXBW-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PARTIAL_REDUCE:%.*]], [[VECTOR_BODY]] ]
+; CHECK-MAXBW-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PARTIAL_REDUCE:%.*]], [[VECTOR_BODY]] ]
; CHECK-MAXBW-NEXT: [[TMP7:%.*]] = getelementptr i8, ptr [[A]], i64 [[INDEX]]
-; CHECK-MAXBW-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 16 x i8>, ptr [[TMP7]], align 1
-; CHECK-MAXBW-NEXT: [[TMP9:%.*]] = zext <vscale x 16 x i8> [[WIDE_LOAD]] to <vscale x 16 x i32>
-; CHECK-MAXBW-NEXT: [[PARTIAL_REDUCE]] = call <vscale x 4 x i32> @llvm.vector.partial.reduce.add.nxv4i32.nxv16i32(<vscale x 4 x i32> [[VEC_PHI]], <vscale x 16 x i32> [[TMP9]])
-; CHECK-MAXBW-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP3]]
-; CHECK-MAXBW-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
-; CHECK-MAXBW-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
+; CHECK-MAXBW-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i8>, ptr [[TMP7]], align 1
+; CHECK-MAXBW-NEXT: [[TMP1:%.*]] = zext <16 x i8> [[WIDE_LOAD]] to <16 x i32>
+; CHECK-MAXBW-NEXT: [[PARTIAL_REDUCE]] = call <4 x i32> @llvm.vector.partial.reduce.add.v4i32.v16i32(<4 x i32> [[VEC_PHI]], <16 x i32> [[TMP1]])
+; CHECK-MAXBW-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
+; CHECK-MAXBW-NEXT: [[TMP2:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
+; CHECK-MAXBW-NEXT: br i1 [[TMP2]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
; CHECK-MAXBW: middle.block:
-; CHECK-MAXBW-NEXT: [[TMP11:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[PARTIAL_REDUCE]])
-; CHECK-MAXBW-NEXT: [[CMP_N:%.*]] = icmp eq i64 1025, [[N_VEC]]
-; CHECK-MAXBW-NEXT: br i1 [[CMP_N]], label [[FOR_EXIT:%.*]], label [[SCALAR_PH:%.*]]
+; CHECK-MAXBW-NEXT: [[TMP3:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[PARTIAL_REDUCE]])
+; CHECK-MAXBW-NEXT: br label [[SCALAR_PH:%.*]]
; CHECK-MAXBW: scalar.ph:
;
entry:
@@ -693,20 +700,32 @@ define i32 @zext_sub_reduc_i8_i32_has_neon_dotprod(ptr %a) #1 {
; CHECK-INTERLEAVED-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[VEC_PHI:%.*]] = phi <16 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP6:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[VEC_PHI1:%.*]] = phi <16 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ]
+; CHECK-INTERLEAVED-NEXT: [[VEC_PHI2:%.*]] = phi <16 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ]
+; CHECK-INTERLEAVED-NEXT: [[VEC_PHI3:%.*]] = phi <16 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP11:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[A]], i64 [[INDEX]]
; CHECK-INTERLEAVED-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[TMP1]], i32 16
+; CHECK-INTERLEAVED-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[TMP1]], i32 32
+; CHECK-INTERLEAVED-NEXT: [[TMP9:%.*]] = getelementptr i8, ptr [[TMP1]], i32 48
; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i8>, ptr [[TMP1]], align 1
; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD2:%.*]] = load <16 x i8>, ptr [[TMP3]], align 1
+; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD5:%.*]] = load <16 x i8>, ptr [[TMP2]], align 1
+; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD6:%.*]] = load <16 x i8>, ptr [[TMP9]], align 1
; CHECK-INTERLEAVED-NEXT: [[TMP4:%.*]] = zext <16 x i8> [[WIDE_LOAD]] to <16 x i32>
; CHECK-INTERLEAVED-NEXT: [[TMP5:%.*]] = zext <16 x i8> [[WIDE_LOAD2]] to <16 x i32>
+; CHECK-INTERLEAVED-NEXT: [[TMP12:%.*]] = zext <16 x i8> [[WIDE_LOAD5]] to <16 x i32>
+; CHECK-INTERLEAVED-NEXT: [[TMP14:%.*]] = zext <16 x i8> [[WIDE_LOAD6]] to <16 x i32>
; CHECK-INTERLEAVED-NEXT: [[TMP6]] = sub <16 x i32> [[VEC_PHI]], [[TMP4]]
; CHECK-INTERLEAVED-NEXT: [[TMP7]] = sub <16 x i32> [[VEC_PHI1]], [[TMP5]]
-; CHECK-INTERLEAVED-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 32
+; CHECK-INTERLEAVED-NEXT: [[TMP10]] = sub <16 x i32> [[VEC_PHI2]], [[TMP12]]
+; CHECK-INTERLEAVED-NEXT: [[TMP11]] = sub <16 x i32> [[VEC_PHI3]], [[TMP14]]
+; CHECK-INTERLEAVED-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 64
; CHECK-INTERLEAVED-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-INTERLEAVED-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP13:![0-9]+]]
; CHECK-INTERLEAVED: middle.block:
; CHECK-INTERLEAVED-NEXT: [[BIN_RDX:%.*]] = add <16 x i32> [[TMP7]], [[TMP6]]
-; CHECK-INTERLEAVED-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.add.v16i32(<16 x i32> [[BIN_RDX]])
+; CHECK-INTERLEAVED-NEXT: [[BIN_RDX7:%.*]] = add <16 x i32> [[TMP10]], [[BIN_RDX]]
+; CHECK-INTERLEAVED-NEXT: [[BIN_RDX8:%.*]] = add <16 x i32> [[TMP11]], [[BIN_RDX7]]
+; CHECK-INTERLEAVED-NEXT: [[TMP13:%.*]] = call i32 @llvm.vector.reduce.add.v16i32(<16 x i32> [[BIN_RDX8]])
; CHECK-INTERLEAVED-NEXT: br label [[SCALAR_PH:%.*]]
; CHECK-INTERLEAVED: scalar.ph:
;
@@ -1098,28 +1117,24 @@ define i64 @sext_reduction_i32_to_i64(ptr %arr, i64 %n) #1 {
; CHECK-INTERLEAVE1-SAME: ptr [[ARR:%.*]], i64 [[N:%.*]]) #[[ATTR2]] {
; CHECK-INTERLEAVE1-NEXT: entry:
; CHECK-INTERLEAVE1-NEXT: [[UMAX:%.*]] = call i64 @llvm.umax.i64(i64 [[N]], i64 1)
-; CHECK-INTERLEAVE1-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
-; CHECK-INTERLEAVE1-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 1
-; CHECK-INTERLEAVE1-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[UMAX]], [[TMP1]]
+; CHECK-INTERLEAVE1-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[UMAX]], 2
; CHECK-INTERLEAVE1-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK-INTERLEAVE1: vector.ph:
-; CHECK-INTERLEAVE1-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
-; CHECK-INTERLEAVE1-NEXT: [[TMP3:%.*]] = mul nuw i64 [[TMP2]], 2
-; CHECK-INTERLEAVE1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[UMAX]], [[TMP3]]
+; CHECK-INTERLEAVE1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[UMAX]], 2
; CHECK-INTERLEAVE1-NEXT: [[N_VEC:%.*]] = sub i64 [[UMAX]], [[N_MOD_VF]]
; CHECK-INTERLEAVE1-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK-INTERLEAVE1: vector.body:
; CHECK-INTERLEAVE1-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
-; CHECK-INTERLEAVE1-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 2 x i64> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP6:%.*]], [[VECTOR_BODY]] ]
+; CHECK-INTERLEAVE1-NEXT: [[VEC_PHI:%.*]] = phi <2 x i64> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP2:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVE1-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, ptr [[ARR]], i64 [[INDEX]]
-; CHECK-INTERLEAVE1-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 2 x i32>, ptr [[TMP4]], align 4
-; CHECK-INTERLEAVE1-NEXT: [[TMP5:%.*]] = sext <vscale x 2 x i32> [[WIDE_LOAD]] to <vscale x 2 x i64>
-; CHECK-INTERLEAVE1-NEXT: [[TMP6]] = add <vscale x 2 x i64> [[VEC_PHI]], [[TMP5]]
-; CHECK-INTERLEAVE1-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP3]]
+; CHECK-INTERLEAVE1-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i32>, ptr [[TMP4]], align 4
+; CHECK-INTERLEAVE1-NEXT: [[TMP1:%.*]] = sext <2 x i32> [[WIDE_LOAD]] to <2 x i64>
+; CHECK-INTERLEAVE1-NEXT: [[TMP2]] = add <2 x i64> [[VEC_PHI]], [[TMP1]]
+; CHECK-INTERLEAVE1-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
; CHECK-INTERLEAVE1-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-INTERLEAVE1-NEXT: br i1 [[TMP7]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP21:![0-9]+]]
; CHECK-INTERLEAVE1: middle.block:
-; CHECK-INTERLEAVE1-NEXT: [[TMP8:%.*]] = call i64 @llvm.vector.reduce.add.nxv2i64(<vscale x 2 x i64> [[TMP6]])
+; CHECK-INTERLEAVE1-NEXT: [[TMP5:%.*]] = call i64 @llvm.vector.reduce.add.v2i64(<2 x i64> [[TMP2]])
; CHECK-INTERLEAVE1-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[UMAX]], [[N_VEC]]
; CHECK-INTERLEAVE1-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK-INTERLEAVE1: scalar.ph:
@@ -1128,36 +1143,42 @@ define i64 @sext_reduction_i32_to_i64(ptr %arr, i64 %n) #1 {
; CHECK-INTERLEAVED-SAME: ptr [[ARR:%.*]], i64 [[N:%.*]]) #[[ATTR2]] {
; CHECK-INTERLEAVED-NEXT: entry:
; CHECK-INTERLEAVED-NEXT: [[UMAX:%.*]] = call i64 @llvm.umax.i64(i64 [[N]], i64 1)
-; CHECK-INTERLEAVED-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
-; CHECK-INTERLEAVED-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 2
-; CHECK-INTERLEAVED-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[UMAX]], [[TMP1]]
+; CHECK-INTERLEAVED-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[UMAX]], 8
; CHECK-INTERLEAVED-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK-INTERLEAVED: vector.ph:
-; CHECK-INTERLEAVED-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
-; CHECK-INTERLEAVED-NEXT: [[TMP3:%.*]] = mul nuw i64 [[TMP2]], 4
-; CHECK-INTERLEAVED-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[UMAX]], [[TMP3]]
+; CHECK-INTERLEAVED-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[UMAX]], 8
; CHECK-INTERLEAVED-NEXT: [[N_VEC:%.*]] = sub i64 [[UMAX]], [[N_MOD_VF]]
; CHECK-INTERLEAVED-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK-INTERLEAVED: vector.body:
; CHECK-INTERLEAVED-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
-; CHECK-INTERLEAVED-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 2 x i64> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ]
-; CHECK-INTERLEAVED-NEXT: [[VEC_PHI1:%.*]] = phi <vscale x 2 x i64> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP11:%.*]], [[VECTOR_BODY]] ]
+; CHECK-INTERLEAVED-NEXT: [[VEC_PHI:%.*]] = phi <2 x i64> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP8:%.*]], [[VECTOR_BODY]] ]
+; CHECK-INTERLEAVED-NEXT: [[VEC_PHI1:%.*]] = phi <2 x i64> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ]
+; CHECK-INTERLEAVED-NEXT: [[VEC_PHI2:%.*]] = phi <2 x i64> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ]
+; CHECK-INTERLEAVED-NEXT: [[VEC_PHI3:%.*]] = phi <2 x i64> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP11:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, ptr [[ARR]], i64 [[INDEX]]
-; CHECK-INTERLEAVED-NEXT: [[TMP5:%.*]] = call i64 @llvm.vscale.i64()
-; CHECK-INTERLEAVED-NEXT: [[TMP6:%.*]] = shl nuw i64 [[TMP5]], 1
-; CHECK-INTERLEAVED-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[TMP4]], i64 [[TMP6]]
-; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 2 x i32>, ptr [[TMP4]], align 4
-; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD2:%.*]] = load <vscale x 2 x i32>, ptr [[TMP7]], align 4
-; CHECK-INTERLEAVED-NEXT: [[TMP8:%.*]] = sext <vscale x 2 x i32> [[WIDE_LOAD]] to <vscale x 2 x i64>
-; CHECK-INTERLEAVED-NEXT: [[TMP9:%.*]] = sext <vscale x 2 x i32> [[WIDE_LOAD2]] to <vscale x 2 x i64>
-; CHECK-INTERLEAVED-NEXT: [[TMP10]] = add <vscale x 2 x i64> [[VEC_PHI]], [[TMP8]]
-; CHECK-INTERLEAVED-NEXT: [[TMP11]] = add <vscale x 2 x i64> [[VEC_PHI1]], [[TMP9]]
-; CHECK-INTERLEAVED-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP3]]
+; CHECK-INTERLEAVED-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[TMP4]], i32 2
+; CHECK-INTERLEAVED-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[TMP4]], i32 4
+; CHECK-INTERLEAVED-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, ptr [[TMP4]], i32 6
+; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i32>, ptr [[TMP4]], align 4
+; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD4:%.*]] = load <2 x i32>, ptr [[TMP1]], align 4
+; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD5:%.*]] = load <2 x i32>, ptr [[TMP2]], align 4
+; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD6:%.*]] = load <2 x i32>, ptr [[TMP3]], align 4
+; CHECK-INTERLEAVED-NEXT: [[TMP14:%.*]] = sext <2 x i32> [[WIDE_LOAD]] to <2 x i64>
+; CHECK-INTERLEAVED-NEXT: [[TMP5:%.*]] = sext <2 x i32> [[WIDE_LOAD4]] to <2 x i64>
+; CHECK-INTERLEAVED-NEXT: [[TMP6:%.*]] = sext <2 x i32> [[WIDE_LOAD5]] to <2 x i64>
+; CHECK-INTERLEAVED-NEXT: [[TMP7:%.*]] = sext <2 x i32> [[WIDE_LOAD6]] to <2 x i64>
+; CHECK-INTERLEAVED-NEXT: [[TMP8]] = add <2 x i64> [[VEC_PHI]], [[TMP14]]
+; CHECK-INTERLEAVED-NEXT: [[TMP9]] = add <2 x i64> [[VEC_PHI1]], [[TMP5]]
+; CHECK-INTERLEAVED-NEXT: [[TMP10]] = add <2 x i64> [[VEC_PHI2]], [[TMP6]]
+; CHECK-INTERLEAVED-NEXT: [[TMP11]] = add <2 x i64> [[VEC_PHI3]], [[TMP7]]
+; CHECK-INTERLEAVED-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; CHECK-INTERLEAVED-NEXT: [[TMP12:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-INTERLEAVED-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP21:![0-9]+]]
; CHECK-INTERLEAVED: middle.block:
-; CHECK-INTERLEAVED-NEXT: [[BIN_RDX:%.*]] = add <vscale x 2 x i64> [[TMP11]], [[TMP10]]
-; CHECK-INTERLEAVED-NEXT: [[TMP13:%.*]] = call i64 @llvm.vector.reduce.add.nxv2i64(<vscale x 2 x i64> [[BIN_RDX]])
+; CHECK-INTERLEAVED-NEXT: [[BIN_RDX:%.*]] = add <2 x i64> [[TMP9]], [[TMP8]]
+; CHECK-INTERLEAVED-NEXT: [[BIN_RDX7:%.*]] = add <2 x i64> [[TMP10]], [[BIN_RDX]]
+; CHECK-INTERLEAVED-NEXT: [[BIN_RDX8:%.*]] = add <2 x i64> [[TMP11]], [[BIN_RDX7]]
+; CHECK-INTERLEAVED-NEXT: [[TMP13:%.*]] = call i64 @llvm.vector.reduce.add.v2i64(<2 x i64> [[BIN_RDX8]])
; CHECK-INTERLEAVED-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[UMAX]], [[N_VEC]]
; CHECK-INTERLEAVED-NEXT: br i1 [[CMP_N]], label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK-INTERLEAVED: scalar.ph:
@@ -1166,28 +1187,24 @@ define i64 @sext_reduction_i32_to_i64(ptr %arr, i64 %n) #1 {
; CHECK-MAXBW-SAME: ptr [[ARR:%.*]], i64 [[N:%.*]]) #[[ATTR2]] {
; CHECK-MAXBW-NEXT: entry:
; CHECK-MAXBW-NEXT: [[UMAX:%.*]] = call i64 @llvm.umax.i64(i64 [[N]], i64 1)
-; CHECK-MAXBW-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
-; CHECK-MAXBW-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 1
-; CHECK-MAXBW-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[UMAX]], [[TMP1]]
+; CHECK-MAXBW-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[UMAX]], 2
; CHECK-MAXBW-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK-MAXBW: vector.ph:
-; CHECK-MAXBW-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
-; CHECK-MAXBW-NEXT: [[TMP3:%.*]] = mul nuw i64 [[TMP2]], 2
-; CHECK-MAXBW-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[UMAX]], [[TMP3]]
+; CHECK-MAXBW-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[UMAX]], 2
; CHECK-MAXBW-NEXT: [[N_VEC:%.*]] = sub i64 [[UMAX]], [[N_MOD_VF]]
; CHECK-MAXBW-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK-MAXBW: vector.body:
; CHECK-MAXBW-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
-; CHECK-MAXBW-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 2 x i64> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP6:%.*]], [[VECTOR_BODY]] ]
+; CHECK-MAXBW-NEXT: [[VEC_PHI:%.*]] = phi <2 x i64> [ zeroinitia...
[truncated]
``````````
</details>
https://github.com/llvm/llvm-project/pull/163518
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