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https://git.code.sf.net/p/quake/quakeforge
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52 lines
928 B
Objective-C
52 lines
928 B
Objective-C
#ifndef __Instruction_h
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#define __Instruction_h
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#include "SchemeObject.h"
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typedef enum {
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LABEL,
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PUSH,
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POP,
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MAKECLOSURE,
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MAKECONT,
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LOADENV,
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LOADLITS,
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MAKEENV,
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POPENV,
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GET,
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SET,
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SETREST,
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SETSTACK,
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GETLINK,
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GETGLOBAL,
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SETGLOBAL,
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CALL,
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RETURN,
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IFFALSE,
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GOTO
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} opcode_e;
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struct instruction_s {
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opcode_e opcode;
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int operand;
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};
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typedef struct instruction_s instruction_t;
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@interface Instruction: SchemeObject
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{
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opcode_e opcode;
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int operand, offset;
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Instruction *label;
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}
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+ (id) opcode: (opcode_e) oc;
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+ (id) opcode: (opcode_e) oc operand: (int) op;
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+ (id) opcode: (opcode_e) oc label: (Instruction *) l;
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- (id) initWithOpcode: (opcode_e) oc operand: (int) op label: (Instruction *) l;
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- (void) offset: (int) ofs;
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- (int) offset;
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- (opcode_e) opcode;
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- (void) emitStruct: (instruction_t *) program;
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@end
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#endif //__Instruction_h
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