--- parser3/src/main/compile_tools.C 2001/03/06 14:28:35 1.15 +++ parser3/src/main/compile_tools.C 2001/04/03 07:54:25 1.34 @@ -1,5 +1,11 @@ -/* - $Id: compile_tools.C,v 1.15 2001/03/06 14:28:35 paf Exp $ +/** @file + Parser: compiler support helper functions. + + Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) + + Author: Alexander Petrosyan (http://design.ru/paf) + + $Id: compile_tools.C,v 1.34 2001/04/03 07:54:25 paf Exp $ */ #include "compile_tools.h" @@ -9,74 +15,71 @@ #include "pa_vstring.h" #include "pa_vdouble.h" -void PVS(Array/**/ *result, VString *vstring) { - // append OP_STRING - Operation op; op.code=OP_STRING; +void PV(Array/**/ *result, Value *value) { + // append OP_VALUE + Operation op; op.code=OP_VALUE; *result+=op.cast; - // append 'vstring' - *result+=vstring; + // append 'value' + *result+=value; } -void PCA(Array/**/ *result, Array/**/ *code_array) { +void PCA(Array/**/ *result, Array/**/ *code_array) { // append OP_CODE - Operation op; op.code=OP_CODE; + Operation op; op.code=OP_CURLY_CODE__STORE_PARAM; *result+=op.cast; // append 'vstring' *result+=code_array; } +void PEA(Array/**/ *result, Array/**/ *code_array) { + // append OP_CODE + Operation op; op.code=OP_EXPR_CODE__STORE_PARAM; + *result+=op.cast; -Array *SL(VString *vstring) { - // empty ops array - Array *result=N(vstring->pool()); - - // append 'vstring' to 'result' - PVS(result, vstring); - - return result; + // append 'vstring' + *result+=code_array; } -Array *CL(VClass *vclass) { - // empty ops array - Array *result=N(vclass->pool()); - // append OP_CLASS - Operation op; op.code=OP_CLASS; - *result+=op.cast; +Array *VL(Value *value) { + // empty ops array + Array *result=N(value->pool()); - // append 'vclass' - *result+=vclass; + // append 'value' to 'result' + PV(result, value); return result; } -String *SLA2S(Array *literal_string_array, int offset) { +Value *LA2V(Array *literal_string_array, int offset) { Operation op; op.cast=literal_string_array->get(offset+0); - if(op.code!=OP_STRING) + if(op.code!=OP_VALUE) return 0; - return static_cast(literal_string_array->get(offset+1))->get_string(); + return static_cast(literal_string_array->get(offset+1)); } void change_string_literal_to_double_literal(Array *literal_string_array) { VString *vstring=static_cast(literal_string_array->get(1)); - Pool& pool=vstring->pool(); - VDouble *vdouble=new(pool) VDouble(pool, vstring->get_double()); - literal_string_array->put(1, vdouble); + Value *value=vstring->as_expr_result(); + literal_string_array->put(1, value); +} +void change_string_literal_to_write_string_literal(Array *literal_string_array) { + Operation op; op.code=OP_STRING__WRITE; + literal_string_array->put(0, op.cast); } - -void push_LS(struct parse_control *pc, lexical_state new_state) { - if(pc->spstack[pc->sp++]=pc->ls; pc->ls=new_state; +void push_LS(parse_control& pc, lexical_state new_state) { + if(pc.sppool->THROW(0, 0, 0, "push_LS: stack overflow"); + pc.pool->THROW(0, 0, 0, "push_LS: stack overflow"); } -void pop_LS(struct parse_control *pc) { - if(--pc->sp>=0) - pc->ls=pc->stack[pc->sp]; +void pop_LS(parse_control& pc) { + if(--pc.sp>=0) + pc.ls=pc.stack[pc.sp]; else - pc->pool->THROW(0, 0, 0, "push_LS: stack underflow"); + pc.pool->THROW(0, 0, 0, "pop_LS: stack underflow"); }