[ARM] Don't pretend we know how to generate MVE VLDn

We don't yet know how to generate these instructions for MVE. And in the case
of VLD3, we don't even have the instruction. For the moment don't tell the
vectoriser that we have VLD4, just to end up serialising the results.

Differential Revision: https://reviews.llvm.org/D66009

llvm-svn: 369101

1 files changed, 416 insertions, 0 deletions

diff --git a/llvm/test/Transforms/LoopVectorize/ARM/mve-interleaved-cost.ll b/llvm/test/Transforms/LoopVectorize/ARM/mve-interleaved-cost.ll
new file mode 100644
index 00000000000..7c73323880f
--- /dev/null
+++ b/llvm/test/Transforms/LoopVectorize/ARM/mve-interleaved-cost.ll
@@ -0,0 +1,416 @@
+; RUN: opt -loop-vectorize -force-vector-width=2 -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefix=VF_2
+; RUN: opt -loop-vectorize -force-vector-width=4 -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefix=VF_4
+; RUN: opt -loop-vectorize -force-vector-width=8 -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefix=VF_8
+; RUN: opt -loop-vectorize -force-vector-width=16 -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefix=VF_16
+; REQUIRES: asserts
+
+target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
+target triple = "thumbv8.1-m.main-none-eabi"
+
+%i8.2 = type {i8, i8}
+define void @i8_factor_2(%i8.2* %data, i64 %n) #0 {
+entry:
+  br label %for.body
+
+; VF_8-LABEL:  Checking a loop in "i8_factor_2"
+; VF_8:          Found an estimated cost of 2 for VF 8 For instruction: %tmp2 = load i8, i8* %tmp0, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp3 = load i8, i8* %tmp1, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i8 0, i8* %tmp0, align 1
+; VF_8-NEXT:     Found an estimated cost of 2 for VF 8 For instruction: store i8 0, i8* %tmp1, align 1
+; VF_16-LABEL: Checking a loop in "i8_factor_2"
+; VF_16:         Found an estimated cost of 2 for VF 16 For instruction: %tmp2 = load i8, i8* %tmp0, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp3 = load i8, i8* %tmp1, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i8 0, i8* %tmp0, align 1
+; VF_16-NEXT:    Found an estimated cost of 2 for VF 16 For instruction: store i8 0, i8* %tmp1, align 1
+for.body:
+  %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
+  %tmp0 = getelementptr inbounds %i8.2, %i8.2* %data, i64 %i, i32 0
+  %tmp1 = getelementptr inbounds %i8.2, %i8.2* %data, i64 %i, i32 1
+  %tmp2 = load i8, i8* %tmp0, align 1
+  %tmp3 = load i8, i8* %tmp1, align 1
+  store i8 0, i8* %tmp0, align 1
+  store i8 0, i8* %tmp1, align 1
+  %i.next = add nuw nsw i64 %i, 1
+  %cond = icmp slt i64 %i.next, %n
+  br i1 %cond, label %for.body, label %for.end
+
+for.end:
+  ret void
+}
+
+%i16.2 = type {i16, i16}
+define void @i16_factor_2(%i16.2* %data, i64 %n) #0 {
+entry:
+  br label %for.body
+
+; VF_4-LABEL:  Checking a loop in "i16_factor_2"
+; VF_4:          Found an estimated cost of 2 for VF 4 For instruction: %tmp2 = load i16, i16* %tmp0, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp3 = load i16, i16* %tmp1, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i16 0, i16* %tmp0, align 2
+; VF_4-NEXT:     Found an estimated cost of 2 for VF 4 For instruction: store i16 0, i16* %tmp1, align 2
+; VF_8-LABEL:  Checking a loop in "i16_factor_2"
+; VF_8:          Found an estimated cost of 2 for VF 8 For instruction: %tmp2 = load i16, i16* %tmp0, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp3 = load i16, i16* %tmp1, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i16 0, i16* %tmp0, align 2
+; VF_8-NEXT:     Found an estimated cost of 2 for VF 8 For instruction: store i16 0, i16* %tmp1, align 2
+; VF_16-LABEL: Checking a loop in "i16_factor_2"
+; VF_16:         Found an estimated cost of 4 for VF 16 For instruction: %tmp2 = load i16, i16* %tmp0, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp3 = load i16, i16* %tmp1, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i16 0, i16* %tmp0, align 2
+; VF_16-NEXT:    Found an estimated cost of 4 for VF 16 For instruction: store i16 0, i16* %tmp1, align 2
+for.body:
+  %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
+  %tmp0 = getelementptr inbounds %i16.2, %i16.2* %data, i64 %i, i32 0
+  %tmp1 = getelementptr inbounds %i16.2, %i16.2* %data, i64 %i, i32 1
+  %tmp2 = load i16, i16* %tmp0, align 2
+  %tmp3 = load i16, i16* %tmp1, align 2
+  store i16 0, i16* %tmp0, align 2
+  store i16 0, i16* %tmp1, align 2
+  %i.next = add nuw nsw i64 %i, 1
+  %cond = icmp slt i64 %i.next, %n
+  br i1 %cond, label %for.body, label %for.end
+
+for.end:
+  ret void
+}
+
+%i32.2 = type {i32, i32}
+define void @i32_factor_2(%i32.2* %data, i64 %n) #0 {
+entry:
+  br label %for.body
+
+; VF_2-LABEL:  Checking a loop in "i32_factor_2"
+; VF_2:          Found an estimated cost of 2 for VF 2 For instruction: %tmp2 = load i32, i32* %tmp0, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: %tmp3 = load i32, i32* %tmp1, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_2-NEXT:     Found an estimated cost of 2 for VF 2 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_4-LABEL:  Checking a loop in "i32_factor_2"
+; VF_4:          Found an estimated cost of 2 for VF 4 For instruction: %tmp2 = load i32, i32* %tmp0, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp3 = load i32, i32* %tmp1, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_4-NEXT:     Found an estimated cost of 2 for VF 4 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_8-LABEL:  Checking a loop in "i32_factor_2"
+; VF_8:          Found an estimated cost of 4 for VF 8 For instruction: %tmp2 = load i32, i32* %tmp0, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp3 = load i32, i32* %tmp1, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_8-NEXT:     Found an estimated cost of 4 for VF 8 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_16-LABEL: Checking a loop in "i32_factor_2"
+; VF_16:         Found an estimated cost of 8 for VF 16 For instruction: %tmp2 = load i32, i32* %tmp0, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp3 = load i32, i32* %tmp1, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_16-NEXT:    Found an estimated cost of 8 for VF 16 For instruction: store i32 0, i32* %tmp1, align 4
+for.body:
+  %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
+  %tmp0 = getelementptr inbounds %i32.2, %i32.2* %data, i64 %i, i32 0
+  %tmp1 = getelementptr inbounds %i32.2, %i32.2* %data, i64 %i, i32 1
+  %tmp2 = load i32, i32* %tmp0, align 4
+  %tmp3 = load i32, i32* %tmp1, align 4
+  store i32 0, i32* %tmp0, align 4
+  store i32 0, i32* %tmp1, align 4
+  %i.next = add nuw nsw i64 %i, 1
+  %cond = icmp slt i64 %i.next, %n
+  br i1 %cond, label %for.body, label %for.end
+
+for.end:
+  ret void
+}
+
+%i8.3 = type {i8, i8, i8}
+define void @i8_factor_3(%i8.3* %data, i64 %n) #0 {
+entry:
+  br label %for.body
+
+; VF_8-LABEL:  Checking a loop in "i8_factor_3"
+; VF_8:          Found an estimated cost of 408 for VF 8 For instruction: %tmp3 = load i8, i8* %tmp0, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp4 = load i8, i8* %tmp1, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp5 = load i8, i8* %tmp2, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i8 0, i8* %tmp0, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i8 0, i8* %tmp1, align 1
+; VF_8-NEXT:     Found an estimated cost of 216 for VF 8 For instruction: store i8 0, i8* %tmp2, align 1
+; VF_16-LABEL: Checking a loop in "i8_factor_3"
+; VF_16:         Found an estimated cost of 1584 for VF 16 For instruction: %tmp3 = load i8, i8* %tmp0, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp4 = load i8, i8* %tmp1, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp5 = load i8, i8* %tmp2, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i8 0, i8* %tmp0, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i8 0, i8* %tmp1, align 1
+; VF_16-NEXT:    Found an estimated cost of 816 for VF 16 For instruction: store i8 0, i8* %tmp2, align 1
+for.body:
+  %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
+  %tmp0 = getelementptr inbounds %i8.3, %i8.3* %data, i64 %i, i32 0
+  %tmp1 = getelementptr inbounds %i8.3, %i8.3* %data, i64 %i, i32 1
+  %tmp2 = getelementptr inbounds %i8.3, %i8.3* %data, i64 %i, i32 2
+  %tmp3 = load i8, i8* %tmp0, align 1
+  %tmp4 = load i8, i8* %tmp1, align 1
+  %tmp5 = load i8, i8* %tmp2, align 1
+  store i8 0, i8* %tmp0, align 1
+  store i8 0, i8* %tmp1, align 1
+  store i8 0, i8* %tmp2, align 1
+  %i.next = add nuw nsw i64 %i, 1
+  %cond = icmp slt i64 %i.next, %n
+  br i1 %cond, label %for.body, label %for.end
+
+for.end:
+  ret void
+}
+
+%i16.3 = type {i16, i16, i16}
+define void @i16_factor_3(%i16.3* %data, i64 %n) #0 {
+entry:
+  br label %for.body
+
+; VF_4-LABEL:  Checking a loop in "i16_factor_3"
+; VF_4:          Found an estimated cost of 108 for VF 4 For instruction: %tmp3 = load i16, i16* %tmp0, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp4 = load i16, i16* %tmp1, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp5 = load i16, i16* %tmp2, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i16 0, i16* %tmp0, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i16 0, i16* %tmp1, align 2
+; VF_4-NEXT:     Found an estimated cost of 60 for VF 4 For instruction: store i16 0, i16* %tmp2, align 2
+; VF_8-LABEL:  Checking a loop in "i16_factor_3"
+; VF_8:          Found an estimated cost of 408 for VF 8 For instruction: %tmp3 = load i16, i16* %tmp0, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp4 = load i16, i16* %tmp1, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp5 = load i16, i16* %tmp2, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i16 0, i16* %tmp0, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i16 0, i16* %tmp1, align 2
+; VF_8-NEXT:     Found an estimated cost of 216 for VF 8 For instruction: store i16 0, i16* %tmp2, align 2
+; VF_16-LABEL: Checking a loop in "i16_factor_3"
+; VF_16:         Found an estimated cost of 1584 for VF 16 For instruction: %tmp3 = load i16, i16* %tmp0, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp4 = load i16, i16* %tmp1, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp5 = load i16, i16* %tmp2, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i16 0, i16* %tmp0, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i16 0, i16* %tmp1, align 2
+; VF_16-NEXT:    Found an estimated cost of 816 for VF 16 For instruction: store i16 0, i16* %tmp2, align 2
+for.body:
+  %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
+  %tmp0 = getelementptr inbounds %i16.3, %i16.3* %data, i64 %i, i32 0
+  %tmp1 = getelementptr inbounds %i16.3, %i16.3* %data, i64 %i, i32 1
+  %tmp2 = getelementptr inbounds %i16.3, %i16.3* %data, i64 %i, i32 2
+  %tmp3 = load i16, i16* %tmp0, align 2
+  %tmp4 = load i16, i16* %tmp1, align 2
+  %tmp5 = load i16, i16* %tmp2, align 2
+  store i16 0, i16* %tmp0, align 2
+  store i16 0, i16* %tmp1, align 2
+  store i16 0, i16* %tmp2, align 2
+  %i.next = add nuw nsw i64 %i, 1
+  %cond = icmp slt i64 %i.next, %n
+  br i1 %cond, label %for.body, label %for.end
+
+for.end:
+  ret void
+}
+
+%i32.3 = type {i32, i32, i32}
+define void @i32_factor_3(%i32.3* %data, i64 %n) #0 {
+entry:
+  br label %for.body
+
+; VF_2-LABEL:  Checking a loop in "i32_factor_3"
+; VF_2:          Found an estimated cost of 30 for VF 2 For instruction: %tmp3 = load i32, i32* %tmp0, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: %tmp4 = load i32, i32* %tmp1, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: %tmp5 = load i32, i32* %tmp2, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_2-NEXT:     Found an estimated cost of 18 for VF 2 For instruction: store i32 0, i32* %tmp2, align 4
+; VF_4-LABEL:  Checking a loop in "i32_factor_3"
+; VF_4:          Found an estimated cost of 108 for VF 4 For instruction: %tmp3 = load i32, i32* %tmp0, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp4 = load i32, i32* %tmp1, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp5 = load i32, i32* %tmp2, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_4-NEXT:     Found an estimated cost of 60 for VF 4 For instruction: store i32 0, i32* %tmp2, align 4
+; VF_8-LABEL:  Checking a loop in "i32_factor_3"
+; VF_8:          Found an estimated cost of 408 for VF 8 For instruction: %tmp3 = load i32, i32* %tmp0, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp4 = load i32, i32* %tmp1, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp5 = load i32, i32* %tmp2, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_8-NEXT:     Found an estimated cost of 216 for VF 8 For instruction: store i32 0, i32* %tmp2, align 4
+; VF_16-LABEL: Checking a loop in "i32_factor_3"
+; VF_16:         Found an estimated cost of 1584 for VF 16 For instruction: %tmp3 = load i32, i32* %tmp0, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp4 = load i32, i32* %tmp1, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp5 = load i32, i32* %tmp2, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_16-NEXT:    Found an estimated cost of 816 for VF 16 For instruction: store i32 0, i32* %tmp2, align 4
+for.body:
+  %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
+  %tmp0 = getelementptr inbounds %i32.3, %i32.3* %data, i64 %i, i32 0
+  %tmp1 = getelementptr inbounds %i32.3, %i32.3* %data, i64 %i, i32 1
+  %tmp2 = getelementptr inbounds %i32.3, %i32.3* %data, i64 %i, i32 2
+  %tmp3 = load i32, i32* %tmp0, align 4
+  %tmp4 = load i32, i32* %tmp1, align 4
+  %tmp5 = load i32, i32* %tmp2, align 4
+  store i32 0, i32* %tmp0, align 4
+  store i32 0, i32* %tmp1, align 4
+  store i32 0, i32* %tmp2, align 4
+  %i.next = add nuw nsw i64 %i, 1
+  %cond = icmp slt i64 %i.next, %n
+  br i1 %cond, label %for.body, label %for.end
+
+for.end:
+  ret void
+}
+
+
+%i8.4 = type {i8, i8, i8, i8}
+define void @i8_factor_4(%i8.4* %data, i64 %n) #0 {
+entry:
+  br label %for.body
+
+; VF_8-LABEL:  Checking a loop in "i8_factor_4"
+; VF_8:          Found an estimated cost of 544 for VF 8 For instruction: %tmp4 = load i8, i8* %tmp0, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp5 = load i8, i8* %tmp1, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp6 = load i8, i8* %tmp2, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp7 = load i8, i8* %tmp3, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i8 0, i8* %tmp0, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i8 0, i8* %tmp1, align 1
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i8 0, i8* %tmp2, align 1
+; VF_8-NEXT:     Found an estimated cost of 288 for VF 8 For instruction: store i8 0, i8* %tmp3, align 1
+; VF_16-LABEL: Checking a loop in "i8_factor_4"
+; VF_16:         Found an estimated cost of 2112 for VF 16 For instruction: %tmp4 = load i8, i8* %tmp0, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp5 = load i8, i8* %tmp1, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp6 = load i8, i8* %tmp2, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp7 = load i8, i8* %tmp3, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i8 0, i8* %tmp0, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i8 0, i8* %tmp1, align 1
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i8 0, i8* %tmp2, align 1
+; VF_16-NEXT:    Found an estimated cost of 1088 for VF 16 For instruction: store i8 0, i8* %tmp3, align 1
+for.body:
+  %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
+  %tmp0 = getelementptr inbounds %i8.4, %i8.4* %data, i64 %i, i32 0
+  %tmp1 = getelementptr inbounds %i8.4, %i8.4* %data, i64 %i, i32 1
+  %tmp2 = getelementptr inbounds %i8.4, %i8.4* %data, i64 %i, i32 2
+  %tmp3 = getelementptr inbounds %i8.4, %i8.4* %data, i64 %i, i32 3
+  %tmp4 = load i8, i8* %tmp0, align 1
+  %tmp5 = load i8, i8* %tmp1, align 1
+  %tmp6 = load i8, i8* %tmp2, align 1
+  %tmp7 = load i8, i8* %tmp3, align 1
+  store i8 0, i8* %tmp0, align 1
+  store i8 0, i8* %tmp1, align 1
+  store i8 0, i8* %tmp2, align 1
+  store i8 0, i8* %tmp3, align 1
+  %i.next = add nuw nsw i64 %i, 1
+  %cond = icmp slt i64 %i.next, %n
+  br i1 %cond, label %for.body, label %for.end
+
+for.end:
+  ret void
+}
+
+%i16.4 = type {i16, i16, i16, i16}
+define void @i16_factor_4(%i16.4* %data, i64 %n) #0 {
+entry:
+  br label %for.body
+
+; VF_4-LABEL:  Checking a loop in "i16_factor_4"
+; VF_4:          Found an estimated cost of 144 for VF 4 For instruction: %tmp4 = load i16, i16* %tmp0, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp5 = load i16, i16* %tmp1, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp6 = load i16, i16* %tmp2, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp7 = load i16, i16* %tmp3, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i16 0, i16* %tmp0, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i16 0, i16* %tmp1, align 2
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i16 0, i16* %tmp2, align 2
+; VF_4-NEXT:     Found an estimated cost of 80 for VF 4 For instruction: store i16 0, i16* %tmp3, align 2
+; VF_8-LABEL:  Checking a loop in "i16_factor_4"
+; VF_8:          Found an estimated cost of 544 for VF 8 For instruction: %tmp4 = load i16, i16* %tmp0, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp5 = load i16, i16* %tmp1, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp6 = load i16, i16* %tmp2, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp7 = load i16, i16* %tmp3, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i16 0, i16* %tmp0, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i16 0, i16* %tmp1, align 2
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i16 0, i16* %tmp2, align 2
+; VF_8-NEXT:     Found an estimated cost of 288 for VF 8 For instruction: store i16 0, i16* %tmp3, align 2
+; VF_16-LABEL: Checking a loop in "i16_factor_4"
+; VF_16:         Found an estimated cost of 2112 for VF 16 For instruction: %tmp4 = load i16, i16* %tmp0, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp5 = load i16, i16* %tmp1, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp6 = load i16, i16* %tmp2, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp7 = load i16, i16* %tmp3, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i16 0, i16* %tmp0, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i16 0, i16* %tmp1, align 2
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i16 0, i16* %tmp2, align 2
+; VF_16-NEXT:    Found an estimated cost of 1088 for VF 16 For instruction: store i16 0, i16* %tmp3, align 2
+for.body:
+  %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
+  %tmp0 = getelementptr inbounds %i16.4, %i16.4* %data, i64 %i, i32 0
+  %tmp1 = getelementptr inbounds %i16.4, %i16.4* %data, i64 %i, i32 1
+  %tmp2 = getelementptr inbounds %i16.4, %i16.4* %data, i64 %i, i32 2
+  %tmp3 = getelementptr inbounds %i16.4, %i16.4* %data, i64 %i, i32 3
+  %tmp4 = load i16, i16* %tmp0, align 2
+  %tmp5 = load i16, i16* %tmp1, align 2
+  %tmp6 = load i16, i16* %tmp2, align 2
+  %tmp7 = load i16, i16* %tmp3, align 2
+  store i16 0, i16* %tmp0, align 2
+  store i16 0, i16* %tmp1, align 2
+  store i16 0, i16* %tmp2, align 2
+  store i16 0, i16* %tmp3, align 2
+  %i.next = add nuw nsw i64 %i, 1
+  %cond = icmp slt i64 %i.next, %n
+  br i1 %cond, label %for.body, label %for.end
+
+for.end:
+  ret void
+}
+
+%i32.4 = type {i32, i32, i32, i32}
+define void @i32_factor_4(%i32.4* %data, i64 %n) #0 {
+entry:
+  br label %for.body
+
+; VF_2-LABEL:  Checking a loop in "i32_factor_4"
+; VF_2:          Found an estimated cost of 40 for VF 2 For instruction: %tmp4 = load i32, i32* %tmp0, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: %tmp5 = load i32, i32* %tmp1, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: %tmp6 = load i32, i32* %tmp2, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: %tmp7 = load i32, i32* %tmp3, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_2-NEXT:     Found an estimated cost of 0 for VF 2 For instruction: store i32 0, i32* %tmp2, align 4
+; VF_2-NEXT:     Found an estimated cost of 24 for VF 2 For instruction: store i32 0, i32* %tmp3, align 4
+; VF_4-LABEL:  Checking a loop in "i32_factor_4"
+; VF_4:          Found an estimated cost of 144 for VF 4 For instruction: %tmp4 = load i32, i32* %tmp0, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp5 = load i32, i32* %tmp1, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp6 = load i32, i32* %tmp2, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: %tmp7 = load i32, i32* %tmp3, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_4-NEXT:     Found an estimated cost of 0 for VF 4 For instruction: store i32 0, i32* %tmp2, align 4
+; VF_4-NEXT:     Found an estimated cost of 80 for VF 4 For instruction: store i32 0, i32* %tmp3, align 4
+; VF_8-LABEL:  Checking a loop in "i32_factor_4"
+; VF_8:          Found an estimated cost of 544 for VF 8 For instruction: %tmp4 = load i32, i32* %tmp0, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp5 = load i32, i32* %tmp1, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp6 = load i32, i32* %tmp2, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: %tmp7 = load i32, i32* %tmp3, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_8-NEXT:     Found an estimated cost of 0 for VF 8 For instruction: store i32 0, i32* %tmp2, align 4
+; VF_8-NEXT:     Found an estimated cost of 288 for VF 8 For instruction: store i32 0, i32* %tmp3, align 4
+; VF_16-LABEL: Checking a loop in "i32_factor_4"
+; VF_16:         Found an estimated cost of 2112 for VF 16 For instruction: %tmp4 = load i32, i32* %tmp0, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp5 = load i32, i32* %tmp1, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp6 = load i32, i32* %tmp2, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: %tmp7 = load i32, i32* %tmp3, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i32 0, i32* %tmp0, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i32 0, i32* %tmp1, align 4
+; VF_16-NEXT:    Found an estimated cost of 0 for VF 16 For instruction: store i32 0, i32* %tmp2, align 4
+; VF_16-NEXT:    Found an estimated cost of 1088 for VF 16 For instruction: store i32 0, i32* %tmp3, align 4
+for.body:
+  %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
+  %tmp0 = getelementptr inbounds %i32.4, %i32.4* %data, i64 %i, i32 0
+  %tmp1 = getelementptr inbounds %i32.4, %i32.4* %data, i64 %i, i32 1
+  %tmp2 = getelementptr inbounds %i32.4, %i32.4* %data, i64 %i, i32 2
+  %tmp3 = getelementptr inbounds %i32.4, %i32.4* %data, i64 %i, i32 3
+  %tmp4 = load i32, i32* %tmp0, align 4
+  %tmp5 = load i32, i32* %tmp1, align 4
+  %tmp6 = load i32, i32* %tmp2, align 4
+  %tmp7 = load i32, i32* %tmp3, align 4
+  store i32 0, i32* %tmp0, align 4
+  store i32 0, i32* %tmp1, align 4
+  store i32 0, i32* %tmp2, align 4
+  store i32 0, i32* %tmp3, align 4
+  %i.next = add nuw nsw i64 %i, 1
+  %cond = icmp slt i64 %i.next, %n
+  br i1 %cond, label %for.body, label %for.end
+
+for.end:
+  ret void
+}
+
+attributes #0 = { "target-features"="+mve.fp" }