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1; RUN: llc < %s -mtriple=bpf -mcpu=v1 -verify-machineinstrs | FileCheck %s2; RUN: llc < %s -mtriple=bpf -mcpu=v1 -mattr=+alu32 -verify-machineinstrs | FileCheck --check-prefix=CHECK-32 %s3;4; void cal1(unsigned short *a, unsigned long *b, unsigned int k)5; {6; unsigned short e;7;8; e = *a;9; for (unsigned int i = 0; i < k; i++) {10; b[i] = e;11; e = ~e;12; }13; }14;15; void cal2(unsigned short *a, unsigned int *b, unsigned int k)16; {17; unsigned short e;18;19; e = *a;20; for (unsigned int i = 0; i < k; i++) {21; b[i] = e;22; e = ~e;23; }24; }25 26; Function Attrs: nofree norecurse nounwind optsize27define dso_local void @cal1(ptr nocapture readonly %a, ptr nocapture %b, i32 %k) local_unnamed_addr #0 {28entry:29 %cmp8 = icmp eq i32 %k, 030 br i1 %cmp8, label %for.cond.cleanup, label %for.body.preheader31 32for.body.preheader: ; preds = %entry33 %0 = load i16, ptr %a, align 234 %wide.trip.count = zext i32 %k to i6435 br label %for.body36 37for.cond.cleanup: ; preds = %for.body, %entry38 ret void39 40for.body: ; preds = %for.body, %for.body.preheader41 %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ]42 %e.09 = phi i16 [ %0, %for.body.preheader ], [ %neg, %for.body ]43 %conv = zext i16 %e.09 to i6444 %arrayidx = getelementptr inbounds i64, ptr %b, i64 %indvars.iv45; CHECK: r{{[0-9]+}} &= 6553546; CHECK-32: r{{[0-9]+}} &= 6553547 store i64 %conv, ptr %arrayidx, align 848 %neg = xor i16 %e.09, -149 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 150 %exitcond = icmp eq i64 %indvars.iv.next, %wide.trip.count51 br i1 %exitcond, label %for.cond.cleanup, label %for.body52}53 54; Function Attrs: nofree norecurse nounwind optsize55define dso_local void @cal2(ptr nocapture readonly %a, ptr nocapture %b, i32 %k) local_unnamed_addr #0 {56entry:57 %cmp8 = icmp eq i32 %k, 058 br i1 %cmp8, label %for.cond.cleanup, label %for.body.preheader59 60for.body.preheader: ; preds = %entry61 %0 = load i16, ptr %a, align 262 %wide.trip.count = zext i32 %k to i6463 br label %for.body64 65for.cond.cleanup: ; preds = %for.body, %entry66 ret void67 68for.body: ; preds = %for.body, %for.body.preheader69 %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ]70 %e.09 = phi i16 [ %0, %for.body.preheader ], [ %neg, %for.body ]71 %conv = zext i16 %e.09 to i3272 %arrayidx = getelementptr inbounds i32, ptr %b, i64 %indvars.iv73; CHECK: r{{[0-9]+}} &= 6553574; CHECK-32: w{{[0-9]+}} &= 6553575 store i32 %conv, ptr %arrayidx, align 476 %neg = xor i16 %e.09, -177 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 178 %exitcond = icmp eq i64 %indvars.iv.next, %wide.trip.count79 br i1 %exitcond, label %for.cond.cleanup, label %for.body80}81