diff options
Diffstat (limited to 'backendC/CleanCompilerSources/codegen1.h')
| -rw-r--r-- | backendC/CleanCompilerSources/codegen1.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/backendC/CleanCompilerSources/codegen1.h b/backendC/CleanCompilerSources/codegen1.h new file mode 100644 index 0000000..d388317 --- /dev/null +++ b/backendC/CleanCompilerSources/codegen1.h @@ -0,0 +1,125 @@ + +struct esc { + int esc_asp; + int esc_bsp; + struct label * esc_label; +}; + +extern char d_pref[],s_pref[],n_pref[],l_pref[],no_pref[],ea_pref[],caf_pref[], + glob_sel[],m_symb[]; +#ifdef THUNK_LIFT_SELECTORS +extern char glob_selr[]; +#endif + +extern char channel_code [],ext_nf_reducer_code[],nf_reducer_code[],hnf_reducer_code[],ext_hnf_reducer_code[]; + +extern LabDef + cycle_lab, reserve_lab, type_error_lab, indirection_lab, ind_lab, + hnf_lab, cons_lab, nil_lab, tuple_lab, empty_lab, add_arg_lab, match_error_lab, +#ifdef CLEAN2 + select_with_dictionary_lab, update_with_dictionary_lab, +#endif + CurrentAltLabel; + +extern Label ReduceError; + +#define ExpectsResultNode(state) ((state).state_type==SimpleState && (state).state_kind>StrictRedirection) + +#define IsSimpleState(state) ((state).state_type==SimpleState) + +extern void FileComment (void); + +extern void PrintNodeId (NodeId nid); + +extern void PrintComment (void); +extern void LhsComment (unsigned int altnr, int asp, int bsp); +extern void StrictIdComment (NodeId id); +extern void NodeDefComment (NodeDefs nd, char *msg); +extern void ContractumComment (int asp, int bsp); +extern void RedirectionComment (NodeId nid); +extern void ArgComment (Args arg); +extern void NodeIdComment (NodeId node_id); +extern void TypeArgComment (TypeArgs arg); +extern void ParComment (Args arg); + +extern void InitStackFrame (int offframe[], int defframe [], int max); +extern void InitStackConversions (int maxa, int maxb, int *oldamax, int *oldbmax); +extern void InitAStackConversions (int maxa,int *oldamax_p); +extern void ExitStackConversions (int oldamax, int oldbmax); +extern void GenAStackConversions (int sp,int demsize); +extern void GenBStackConversions (int sp,int demsize); + +extern int *DemandedAFrame,*DemandedBFrame,CurrentAFrameSize,CurrentBFrameSize; + +extern void FreeAFrameSpace (int previoussize); +extern void ReserveBFrameSpace (int size, int *oldsize); +extern void FreeBFrameSpace (int previoussize); +extern int *AllocTempDemandedAFrame (int size); +extern int *AllocTempDemandedBFrame (int size); +extern void CreateStackFrames (void); +extern void PutInBFrames (int bsp, int *b_ind, int size); +extern void PutInAFrames (int asp, int *a_ind); + +extern void MakeLabel (Label lab, char *name, unsigned num, char *pref); +extern void MakeSymbolLabel (Label lab, char *mod, char *pref,SymbDef sdef, unsigned num); + +extern void ConvertSymbolToLabel (LabDef *slab,SymbDef sdef); +extern void ConvertSymbolToDLabel (LabDef *slab,SymbDef sdef); +extern void ConvertSymbolToKLabel (LabDef *slab,SymbDef sdef); +extern void ConvertSymbolToRLabel (LabDef *slab,SymbDef sdef); +extern void ConvertSymbolToDandNLabel (LabDef *d_lab,LabDef *n_lab,SymbDef sdef); +extern void ConvertSymbolToConstructorDLabel (LabDef *slab,SymbDef sdef); +extern void ConvertSymbolToConstructorDandNLabel (LabDef *d_lab,LabDef *n_lab,SymbDef sdef); +extern void ConvertSymbolToRecordDandNLabel (LabDef *d_lab,LabDef *n_lab,SymbDef sdef); + +extern void BuildLazyTupleSelectorLabel (Label slab,int arity,int argnr); +#if defined (THUNK_LIFT_SELECTORS) +extern void BuildLazyTupleSelectorAndRemoveLabel (Label slab,int arity,int argnr); +#endif + +extern void DetermineSizeOfStates (int arity, States states, int *asize, int *bsize); +extern void DetermineSizeOfState (StateS state, int *asize, int *bsize); +extern void AddSizeOfState (StateS state, int *asize, int *bsize); + +extern void AddStateSizeAndMaxFrameSize (StateS state, int *maxasize,int *asize, int *bsize); +extern void AddStateSizesAndMaxFrameSizes (int arity, States states,int *maxasize, int *asize, int *bsize); +extern void AddStateSizesAndMaxFrameSizesOfArguments (Args args,int *maxasize, int *asize, int *bsize); +extern void DetermineFieldSizeAndPosition (int fieldnr, int *asize, int *bsize,int *apos, int *bpos, States argstates); + +extern void GenerateCodeForConstructorsAndRecords (Symbol symbs); +extern void GenerateStatesForRecords (Symbol symbs); + +extern Bool NodeEntry (StateS *const function_state_p,int arity,Label ealab,SymbDef rootsymb); +extern Bool NodeEntryUnboxed (StateS *const function_state_p,NodeP call_node_p,int args_a_size,int args_b_size,Label ealab,SymbDef rootsymb); +extern void ApplyEntry (StateS *const function_state_p,int arity,Label ealab,int ea_label_follows); + +extern Bool ConvertExternalToInternalCall (int arity,StateS *const ext_function_state_p,StateS *const int_function_state_p, + Bool skip_entry,int intasp,int intbsp,Label ealab,Label extlab,Bool root_node_needed); +extern void GenerateCodeForLazyTupleSelectorEntries (Bool *selectors); +extern void GenerateCodeForLazyArrayFunctionEntries (void); + +extern int next_update_function_n,next_match_function_n; + +extern ImpRuleS *first_update_function,**update_function_p; +extern SymbDef CreateUpdateFunction (ArgS *record_arg,ArgS *first_field_arg,Node node); +#if U_RECORD_SELECTORS +extern SymbDef create_select_function (Symbol selector_symbol,int selector_kind); +#endif +extern SymbDef create_match_function (struct symbol *constructor_symbol,int constructor_arity,int strict_constructor); +extern SymbDef create_select_and_match_function (struct symbol *constructor_symbol,int strict_constructor); + +extern void ReduceArgumentToHnf (NodeId node_id,StateS state,int offset,struct saved_nid_state **save_states_p); +extern void BindArgs (Args args,int ara,int arb); +extern void MatchArgs (Args args,int aindex,int bindex,int asp,int bsp,struct ab_node_ids *ab_node_ids_p); + +extern void MatchError (int aselmts,int bselmts,SymbDef sdef,Bool root_node_needed,int string_already_generated); + +extern int generate_code_for_root_node + (struct node *node,int asp,int bsp,struct esc *esc_p,NodeDefs defs, + struct state *result_state_p,struct saved_nid_state **save_states_p ,struct ab_node_ids *ab_node_ids_p); + +extern ImpRuleS *create_simple_imp_rule (struct node *lhs_root,struct node *rhs_root,SymbDefP function_sdef); + +#define unused_node_id(node_id) ((node_id)->nid_refcount!=-1 ? (node_id)->nid_refcount==0 : unused_node_id_ (node_id)) +extern int unused_node_id_ (NodeId node_id); + |