1 ; RUN: llc -march=hexagon < %s 2 ; REQUIRES: asserts 3 4 target triple = "hexagon" 5 6 declare void @llvm.lifetime.start(i64, i8* nocapture) #0 7 declare void @llvm.lifetime.end(i64, i8* nocapture) #0 8 declare signext i16 @cat(i16 signext) #1 9 declare void @danny(i16 signext, i16 signext, i16 signext, i16* nocapture readonly, i16 signext, i16* nocapture) #1 10 declare void @sammy(i16* nocapture readonly, i16* nocapture readonly, i16* nocapture readonly, i32* nocapture, i16* nocapture, i16 signext, i16 signext, i16 signext) #1 11 declare i8* @llvm.stacksave() #2 12 declare void @llvm.stackrestore(i8*) #2 13 14 define i32 @fred(i16 signext %p0, i16 signext %p1, i16* nocapture readonly %p2, i16 signext %p3, i16* nocapture readonly %p4, i16* nocapture %p5) #1 { 15 entry: 16 %0 = tail call i8* @llvm.stacksave() 17 %vla = alloca i16, i32 undef, align 8 18 %call17 = call signext i16 @cat(i16 signext 1) #1 19 br i1 undef, label %for.cond23.preheader, label %for.end47 20 21 for.cond23.preheader: ; preds = %for.end40, %entry 22 %i.190 = phi i16 [ %inc46, %for.end40 ], [ 0, %entry ] 23 br i1 undef, label %for.body27, label %for.end40 24 25 for.body27: ; preds = %for.body27, %for.cond23.preheader 26 %indvars.iv = phi i32 [ %indvars.iv.next, %for.body27 ], [ 0, %for.cond23.preheader ] 27 %call30 = call signext i16 @cat(i16 signext 7) #1 28 %arrayidx32 = getelementptr inbounds i16, i16* %vla, i32 %indvars.iv 29 store i16 %call30, i16* %arrayidx32, align 2 30 %arrayidx37 = getelementptr inbounds i16, i16* undef, i32 %indvars.iv 31 %indvars.iv.next = add nuw nsw i32 %indvars.iv, 1 32 %exitcond = icmp eq i16 undef, %p3 33 br i1 %exitcond, label %for.end40, label %for.body27 34 35 for.end40: ; preds = %for.body27, %for.cond23.preheader 36 call void @sammy(i16* nonnull undef, i16* undef, i16* %p4, i32* null, i16* undef, i16 signext undef, i16 signext undef, i16 signext undef) #1 37 %inc46 = add nuw nsw i16 %i.190, 1 38 %exitcond94 = icmp eq i16 %inc46, %call17 39 br i1 %exitcond94, label %for.end47.loopexit, label %for.cond23.preheader 40 41 for.end47.loopexit: ; preds = %for.end40 42 %.pre = load i16, i16* undef, align 2 43 br label %for.end47 44 45 for.end47: ; preds = %for.end47.loopexit, %entry 46 %1 = phi i16 [ %.pre, %for.end47.loopexit ], [ 0, %entry ] 47 call void @danny(i16 signext %1, i16 signext %p0, i16 signext %p1, i16* %p2, i16 signext %p3, i16* %p5) #1 48 call void @llvm.stackrestore(i8* %0) 49 ret i32 undef 50 } 51 52 53 attributes #0 = { argmemonly nounwind } 54 attributes #1 = { optsize } 55 attributes #2 = { nounwind } 56
