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34 lines
1.0 KiB
C
34 lines
1.0 KiB
C
#include "opcode.h"
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// flags, length
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#define NONE 0, 1
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#define CONSTANT OP_HAS_CONSTANT, 2
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#define VARIABLE (OP_HAS_VARIABLE | OP_HAS_BINDING), 3
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#define BRANCH OP_HAS_BRANCH, 2
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#define CFUNC (OP_HAS_SYMBOL | OP_HAS_CFUNC | OP_HAS_VARIABLE_LENGTH_ARGLIST), 2
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#define UFUNC (OP_HAS_UFUNC | OP_HAS_VARIABLE_LENGTH_ARGLIST), 2
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#define CLOSURE_PARAM_IMM (OP_IS_CALL_PSEUDO | OP_HAS_BINDING), 0
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#define CLOSURE_CREATE_IMM (OP_HAS_BLOCK | OP_IS_CALL_PSEUDO | OP_HAS_BINDING), 0
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#define CLOSURE_CREATE_C_IMM (OP_IS_CALL_PSEUDO | OP_HAS_BINDING), 0
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#define CLOSURE_REF_IMM (OP_IS_CALL_PSEUDO | OP_HAS_BINDING), 2
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#define OP(name, imm, in, out) \
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{name, #name, imm, in, out},
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static const struct opcode_description opcode_descriptions[] = {
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#include "opcode_list.h"
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};
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static const struct opcode_description invalid_opcode_description = {
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-1, "#INVALID", 0, 0, 0, 0
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};
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const struct opcode_description* opcode_describe(opcode op) {
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if ((int)op >= 0 && (int)op < NUM_OPCODES) {
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return &opcode_descriptions[op];
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} else {
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return &invalid_opcode_description;
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}
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}
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