; 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
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:
+; 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
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
+}