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ae53da5758
* Moves the `GET_ITER` instruction into the generator function preamble. This means the the iterable is converted into an iterator during generator creation, as documented, but keeps it in the same code object allowing optimization.
84 lines
2.7 KiB
C
84 lines
2.7 KiB
C
#ifndef Py_INTERNAL_INSTRUCTION_SEQUENCE_H
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#define Py_INTERNAL_INSTRUCTION_SEQUENCE_H
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#ifndef Py_BUILD_CORE
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# error "this header requires Py_BUILD_CORE define"
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#endif
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#include "pycore_symtable.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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int h_label;
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int h_startdepth;
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int h_preserve_lasti;
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} _PyExceptHandlerInfo;
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typedef struct {
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int i_opcode;
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int i_oparg;
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_Py_SourceLocation i_loc;
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_PyExceptHandlerInfo i_except_handler_info;
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/* Temporary fields, used by the assembler and in instr_sequence_to_cfg */
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int i_target;
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int i_offset;
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} _PyInstruction;
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typedef struct instruction_sequence {
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PyObject_HEAD
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_PyInstruction *s_instrs;
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int s_allocated;
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int s_used;
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int s_next_free_label; /* next free label id */
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/* Map of a label id to instruction offset (index into s_instrs).
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* If s_labelmap is NULL, then each label id is the offset itself.
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*/
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int *s_labelmap;
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int s_labelmap_size;
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/* PyList of instruction sequences of nested functions */
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PyObject *s_nested;
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/* Code for creating annotations, spliced into the main sequence later */
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struct instruction_sequence *s_annotations_code;
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} _PyInstructionSequence;
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typedef struct {
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int id;
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} _PyJumpTargetLabel;
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#define NO_LABEL ((const _PyJumpTargetLabel){-1})
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#define SAME_JUMP_TARGET_LABEL(L1, L2) ((L1).id == (L2).id)
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#define IS_JUMP_TARGET_LABEL(L) (!SAME_JUMP_TARGET_LABEL((L), (NO_LABEL)))
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PyAPI_FUNC(PyObject*)_PyInstructionSequence_New(void);
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int _PyInstructionSequence_UseLabel(_PyInstructionSequence *seq, int lbl);
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int _PyInstructionSequence_Addop(_PyInstructionSequence *seq,
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int opcode, int oparg,
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_Py_SourceLocation loc);
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_PyJumpTargetLabel _PyInstructionSequence_NewLabel(_PyInstructionSequence *seq);
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int _PyInstructionSequence_ApplyLabelMap(_PyInstructionSequence *seq);
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int _PyInstructionSequence_InsertInstruction(_PyInstructionSequence *seq, int pos,
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int opcode, int oparg, _Py_SourceLocation loc);
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int _PyInstructionSequence_SetAnnotationsCode(_PyInstructionSequence *seq,
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_PyInstructionSequence *annotations);
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int _PyInstructionSequence_AddNested(_PyInstructionSequence *seq, _PyInstructionSequence *nested);
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void PyInstructionSequence_Fini(_PyInstructionSequence *seq);
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_PyInstruction _PyInstructionSequence_GetInstruction(_PyInstructionSequence *seq, int pos);
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extern PyTypeObject _PyInstructionSequence_Type;
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#define _PyInstructionSequence_Check(v) Py_IS_TYPE((v), &_PyInstructionSequence_Type)
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#ifdef __cplusplus
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}
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#endif
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#endif /* !Py_INTERNAL_INSTRUCTION_SEQUENCE_H */
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