interleaved_cost.ll
8.17 KB
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; 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-i64:64-i128:128-n32:64-S128"
target triple = "armv8--linux-gnueabihf"
%i8.2 = type {i8, i8}
define void @i8_factor_2(%i8.2* %data, i64 %n) {
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) {
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) {
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
}
%half.2 = type {half, half}
define void @half_factor_2(%half.2* %data, i64 %n) {
entry:
br label %for.body
; VF_4-LABEL: Checking a loop in "half_factor_2"
; VF_4: Found an estimated cost of 40 for VF 4 For instruction: %tmp2 = load half, half* %tmp0, align 2
; VF_4-NEXT: Found an estimated cost of 0 for VF 4 For instruction: %tmp3 = load half, half* %tmp1, align 2
; VF_4-NEXT: Found an estimated cost of 0 for VF 4 For instruction: store half 0xH0000, half* %tmp0, align 2
; VF_4-NEXT: Found an estimated cost of 32 for VF 4 For instruction: store half 0xH0000, half* %tmp1, align 2
; VF_8-LABEL: Checking a loop in "half_factor_2"
; VF_8: Found an estimated cost of 80 for VF 8 For instruction: %tmp2 = load half, half* %tmp0, align 2
; VF_8-NEXT: Found an estimated cost of 0 for VF 8 For instruction: %tmp3 = load half, half* %tmp1, align 2
; VF_8-NEXT: Found an estimated cost of 0 for VF 8 For instruction: store half 0xH0000, half* %tmp0, align 2
; VF_8-NEXT: Found an estimated cost of 64 for VF 8 For instruction: store half 0xH0000, half* %tmp1, align 2
for.body:
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
%tmp0 = getelementptr inbounds %half.2, %half.2* %data, i64 %i, i32 0
%tmp1 = getelementptr inbounds %half.2, %half.2* %data, i64 %i, i32 1
%tmp2 = load half, half* %tmp0, align 2
%tmp3 = load half, half* %tmp1, align 2
store half 0., half* %tmp0, align 2
store half 0., half* %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
}