58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
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#ifndef APFL_BYTECODE_H
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#define APFL_BYTECODE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "apfl.h"
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#include "gc.h"
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enum instruction {
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INSN_NIL, // ( -- nil)
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INSN_TRUE, // ( -- true)
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INSN_FALSE, // ( -- false)
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INSN_NUMBER, // ( -- number), arg: number
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INSN_STRING, // ( -- string), arg: string
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INSN_LIST, // ( -- list), arg: count (preallocation hint)
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INSN_LIST_APPEND, // ( list val -- list' )
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INSN_LIST_EXPAND_INTO, // ( list list -- list' )
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INSN_DICT, // ( -- dict )
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INSN_DICT_APPEND_KVPAIR, // ( dict key value -- dict' )
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INSN_GET_MEMBER, // ( list/dict key -- value )
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INSN_VAR_GET, // ( -- value ), arg: string
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INSN_VAR_SET, // ( value -- ), arg: string
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INSN_VAR_NEW, // ( -- ), arg: string
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INSN_NEXT_LINE, // ( -- )
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INSN_SET_LINE, // ( -- ), arg: count (new line number)
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};
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union instruction_or_arg {
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enum instruction instruction;
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struct apfl_string *string;
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apfl_number number;
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size_t count;
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};
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struct instruction_list {
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union instruction_or_arg *instructions;
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size_t len;
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size_t cap;
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int line;
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};
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const char *apfl_instruction_to_string(enum instruction);
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struct instruction_list *apfl_instructions_new(struct gc *, int line);
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void apfl_instructions_deinit(struct apfl_allocator, struct instruction_list *);
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void apfl_gc_instructions_traverse(struct instruction_list *, gc_visitor, void *);
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#ifdef __cplusplus
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}
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#endif
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#endif
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