static void InitLineSegBck( void ){ /*************************************/ segment_id old; back_handle bck; old = SetOP( DwarfSegs[DW_DEBUG_LINE].seg ); bck = MakeLabel(); bck->seg = DwarfSegs[DW_DEBUG_LINE].seg; DwarfSegs[DW_DEBUG_LINE].bck = bck; DataLabel( bck->lbl ); SetOP( old ); }
static void InitSegBck( void ){ /*********************************/ dw_sectnum i; segment_id old; back_handle bck; for( i = DW_DEBUG_INFO; i < DW_DEBUG_MAX; ++i ){ old = SetOP( DwarfSegs[i].seg ); bck = MakeLabel(); bck->seg = DwarfSegs[i].seg; DwarfSegs[i].bck = bck; DataLabel( bck->lbl ); SetOP( old ); } }
extern void DFSegRange( void ) { /****************************/ /* do arange for the current segment */ back_handle bck; offset off; offset size; if( !_IsModel( DBG_LOCALS | DBG_TYPES ) )return; size = AskMaxSize(); if( size > 0 ) { bck = MakeLabel(); off = AskLocation(); SetLocation( 0 ); DataLabel( bck->lbl ); SetLocation( off ); ARange = bck; DWAddress( Client, size ); BEFreeBack( bck ); } }
void BGProcDecl( cg_sym_handle sym, type_def *tipe ) /*****************************************************/ { hw_reg_set reg; name *temp; type_class_def type_class; segment_id old_segid; label_handle lbl; SaveTargetModel = TargetModel; type_class = AddCallBlock( sym, tipe ); if( tipe != TypeNone ) { if( type_class == XX ) { if( CurrProc->state.attr & ROUTINE_ALLOCS_RETURN ) { old_segid = SetOP( AskBackSeg() ); lbl = AskForNewLabel(); DataLabel( lbl ); DGUBytes( tipe->length ); CurrProc->targ.return_points = (name *)SAllocMemory( lbl, 0, CG_LBL, TypeClass( tipe ), tipe->length ); SetOP( old_segid ); } else { reg = CurrProc->state.return_reg; if( HW_CEqual( reg, HW_EMPTY ) ) { temp = DoParmDecl( NULL, TypeInteger, HW_EMPTY ); } else { temp = AllocTemp( WD ); temp->v.usage |= USE_IN_ANOTHER_BLOCK; AddIns( MakeMove( AllocRegName( reg ), temp, WD ) ); HW_TurnOn( CurrProc->state.parm.used, reg ); } CurrProc->targ.return_points = temp; } } } if( CurrProc->state.attr & ROUTINE_FARSS ) { TargetModel |= FLOATING_SS; } }
extern void DFObjInitDbgInfo( void ) { /*****************************************************/ /* called by objinit to init segments and dwarf writing library */ static const dw_funcs cli_funcs = { CLIReloc, CLIWrite, CLISeek, CLITell, CLIAlloc, CLIFree }; dw_init_info info; cg_sym_handle abbrev_sym; cg_sym_handle debug_pch; fe_attr attr; if( _IsntModel( DBG_LOCALS | DBG_TYPES ) ){ return; } info.compiler_options = DW_CM_DEBUGGER; info.abbrev_sym = 0; info.producer_name = SetDwarfProducer(); info.language = SetLang(); if( setjmp( info.exception_handler ) == 0 ) { info.funcs = cli_funcs; InitSegBck(); // start each seg with a ref label if( _IsModel( DBG_PREDEF ) ) { abbrev_sym = FEAuxInfo( NULL, DBG_PREDEF_SYM ); info.abbrev_sym = (dw_sym_handle)abbrev_sym; attr = FEAttr( abbrev_sym ); if( (attr & FE_IMPORT) ) { info.compiler_options |= DW_CM_ABBREV_PRE; }else{ back_handle bck; segment_id old; info.compiler_options |= DW_CM_ABBREV_GEN; bck = FEBack( abbrev_sym ); // dump out export label bck->seg = DwarfSegs[DW_DEBUG_ABBREV].seg; old = SetOP( DwarfSegs[DW_DEBUG_ABBREV].seg ); DataLabel( bck->lbl ); SetOP( old ); } } debug_pch = FEAuxInfo( NULL, DBG_PCH_SYM ); if( debug_pch != NULL ){ attr = FEAttr( debug_pch ); if( !(attr & FE_IMPORT) ) { back_handle bck; segment_id old; bck = FEBack( debug_pch ); bck->seg = DwarfSegs[DW_DEBUG_INFO].seg; old = SetOP( DwarfSegs[DW_DEBUG_INFO].seg ); DataLabel( bck->lbl ); SetOP( old ); debug_pch = NULL; } } Client = DWInit( &info ); if( Client == NULL ) { Zoiks( ZOIKS_107 ); /* Bad */ } DFBegCCU( AskCodeSeg(), (dw_sym_handle)debug_pch ); } else { Zoiks( ZOIKS_107 ); /* Big Error */ } }