| ; RUN: llc -march=hexagon < %s | FileCheck %s |
| ; Check that "r0 = rN" is packetized together with dealloc_return. |
| ; CHECK: r0 = r |
| ; CHECK-NOT: { |
| ; CHECK: dealloc_return |
| |
| target triple = "hexagon-unknown--elf" |
| |
| ; Function Attrs: nounwind |
| define i8* @fred(i8* %user_context, i32 %x) #0 { |
| entry: |
| %and14 = add i32 %x, 255 |
| %add1 = and i32 %and14, -128 |
| %call = tail call i8* @malloc(i32 %add1) #1 |
| %cmp = icmp eq i8* %call, null |
| br i1 %cmp, label %cleanup, label %if.end |
| |
| if.end: ; preds = %entry |
| %0 = ptrtoint i8* %call to i32 |
| %sub4 = add i32 %0, 131 |
| %and5 = and i32 %sub4, -128 |
| %1 = inttoptr i32 %and5 to i8* |
| %2 = inttoptr i32 %and5 to i8** |
| %arrayidx = getelementptr inbounds i8*, i8** %2, i32 -1 |
| store i8* %call, i8** %arrayidx, align 4 |
| br label %cleanup |
| |
| cleanup: ; preds = %if.end, %entry |
| %retval.0 = phi i8* [ %1, %if.end ], [ null, %entry ] |
| ret i8* %retval.0 |
| } |
| |
| ; Function Attrs: nounwind |
| declare noalias i8* @malloc(i32) local_unnamed_addr #1 |
| |
| attributes #0 = { nounwind } |
| attributes #1 = { nobuiltin nounwind } |