| ; 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 |
| } |