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[LV] Add new ARM/AArch64 interleaved access cost model tests (NFC)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@294342 91177308-0d34-0410-b5e6-96231b3b80d8
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@mssimpso
mssimpso committed Feb 7, 2017
1 parent f2da6f9 commit 9e8cc9c
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89 changes: 89 additions & 0 deletions test/Transforms/LoopVectorize/AArch64/interleaved_cost.ll
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
; 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
Expand Down Expand Up @@ -37,6 +38,94 @@ for.end:
ret void
}

%i16.2 = type {i16, i16}
define void @i16_factor_2(%i16.2* %data, i64 %n) {
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
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) {
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
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
}

%i64.2 = type {i64, i64}
define void @i64_factor_2(%i64.2* %data, i64 %n) {
entry:
br label %for.body

; VF_2-LABEL: Checking a loop in "i64_factor_2"
; VF_2: Found an estimated cost of 2 for VF 2 For instruction: %tmp2 = load i64, i64* %tmp0, align 8
; VF_2-NEXT: Found an estimated cost of 0 for VF 2 For instruction: %tmp3 = load i64, i64* %tmp1, align 8
; VF_2-NEXT: Found an estimated cost of 0 for VF 2 For instruction: store i64 0, i64* %tmp0, align 8
; VF_2-NEXT: Found an estimated cost of 2 for VF 2 For instruction: store i64 0, i64* %tmp1, align 8
for.body:
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
%tmp0 = getelementptr inbounds %i64.2, %i64.2* %data, i64 %i, i32 0
%tmp1 = getelementptr inbounds %i64.2, %i64.2* %data, i64 %i, i32 1
%tmp2 = load i64, i64* %tmp0, align 8
%tmp3 = load i64, i64* %tmp1, align 8
store i64 0, i64* %tmp0, align 8
store i64 0, i64* %tmp1, align 8
%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
}

%i64.8 = type {i64, i64, i64, i64, i64, i64, i64, i64}
define void @i64_factor_8(%i64.8* %data, i64 %n) {
entry:
Expand Down
64 changes: 64 additions & 0 deletions test/Transforms/LoopVectorize/ARM/interleaved_cost.ll
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
; 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
Expand Down Expand Up @@ -35,3 +37,65 @@ for.body:
for.end:
ret void
}

%i16.2 = type {i16, i16}
define void @i16_factor_2(%i16.2* %data, i64 %n) {
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
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) {
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
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
}

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