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1; REQUIRES: asserts2; RUN: opt -S -passes=loop-vectorize -debug-only=loop-vectorize --disable-output < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,NOVEC3; RUN: opt -S -passes=loop-vectorize -debug-only=loop-vectorize --disable-output -enable-scalable-autovec-in-streaming-mode < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,VEC4 5target triple = "aarch64-unknown-linux-gnu"6 7define void @normal_function(ptr %a, ptr %b, ptr %c) #0 {8; CHECK: LV: Checking a loop in 'normal_function'9; CHECK: LV: Scalable vectorization is available10entry:11 br label %loop12 13loop:14 %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]15 %arrayidx = getelementptr inbounds i32, ptr %c, i64 %iv16 %0 = load i32, ptr %arrayidx, align 417 %arrayidx2 = getelementptr inbounds i8, ptr %b, i64 %iv18 %1 = load i8, ptr %arrayidx2, align 419 %zext = zext i8 %1 to i3220 %add = add nsw i32 %zext, %021 %arrayidx5 = getelementptr inbounds i32, ptr %a, i64 %iv22 store i32 %add, ptr %arrayidx5, align 423 %iv.next = add nuw nsw i64 %iv, 124 %exitcond.not = icmp eq i64 %iv.next, 102425 br i1 %exitcond.not, label %exit, label %loop26 27exit:28 ret void29}30 31define void @streaming_function(ptr %a, ptr %b, ptr %c) #0 "aarch64_pstate_sm_enabled" {32; CHECK: LV: Checking a loop in 'streaming_function'33; VEC: LV: Scalable vectorization is available34; NOVEC: LV: Scalable vectorization is explicitly disabled35entry:36 br label %loop37 38loop:39 %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]40 %arrayidx = getelementptr inbounds i32, ptr %c, i64 %iv41 %0 = load i32, ptr %arrayidx, align 442 %arrayidx2 = getelementptr inbounds i8, ptr %b, i64 %iv43 %1 = load i8, ptr %arrayidx2, align 444 %zext = zext i8 %1 to i3245 %add = add nsw i32 %zext, %046 %arrayidx5 = getelementptr inbounds i32, ptr %a, i64 %iv47 store i32 %add, ptr %arrayidx5, align 448 %iv.next = add nuw nsw i64 %iv, 149 %exitcond.not = icmp eq i64 %iv.next, 102450 br i1 %exitcond.not, label %exit, label %loop51 52exit:53 ret void54}55 56attributes #0 = { vscale_range(1, 16) "target-features"="+sve,+sme" }57