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GH-100222: Redefine _Py_CODEUNIT as a union to clarify structure of code unit. (GH-100223)

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Mark Shannon 2022-12-14 11:12:53 +00:00 • committed by GitHub
parent 985a71032b
commit 6997e77bdf
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9 changed files with 150 additions and 134 deletions
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48
Include/internal/pycore_code.h
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@ -18,53 +18,53 @@ extern "C" {
#define CACHE_ENTRIES(cache) (sizeof(cache)/sizeof(_Py_CODEUNIT))
typedef struct {
_Py_CODEUNIT counter;
_Py_CODEUNIT index;
_Py_CODEUNIT module_keys_version[2];
_Py_CODEUNIT builtin_keys_version;
uint16_t counter;
uint16_t index;
uint16_t module_keys_version[2];
uint16_t builtin_keys_version;
} _PyLoadGlobalCache;
#define INLINE_CACHE_ENTRIES_LOAD_GLOBAL CACHE_ENTRIES(_PyLoadGlobalCache)
typedef struct {
_Py_CODEUNIT counter;
uint16_t counter;
} _PyBinaryOpCache;
#define INLINE_CACHE_ENTRIES_BINARY_OP CACHE_ENTRIES(_PyBinaryOpCache)
typedef struct {
_Py_CODEUNIT counter;
uint16_t counter;
} _PyUnpackSequenceCache;
#define INLINE_CACHE_ENTRIES_UNPACK_SEQUENCE \
CACHE_ENTRIES(_PyUnpackSequenceCache)
typedef struct {
_Py_CODEUNIT counter;
_Py_CODEUNIT mask;
uint16_t counter;
uint16_t mask;
} _PyCompareOpCache;
#define INLINE_CACHE_ENTRIES_COMPARE_OP CACHE_ENTRIES(_PyCompareOpCache)
typedef struct {
_Py_CODEUNIT counter;
_Py_CODEUNIT type_version[2];
_Py_CODEUNIT func_version;
uint16_t counter;
uint16_t type_version[2];
uint16_t func_version;
} _PyBinarySubscrCache;
#define INLINE_CACHE_ENTRIES_BINARY_SUBSCR CACHE_ENTRIES(_PyBinarySubscrCache)
typedef struct {
_Py_CODEUNIT counter;
_Py_CODEUNIT version[2];
_Py_CODEUNIT index;
uint16_t counter;
uint16_t version[2];
uint16_t index;
} _PyAttrCache;
typedef struct {
_Py_CODEUNIT counter;
_Py_CODEUNIT type_version[2];
_Py_CODEUNIT keys_version[2];
_Py_CODEUNIT descr[4];
uint16_t counter;
uint16_t type_version[2];
uint16_t keys_version[2];
uint16_t descr[4];
} _PyLoadMethodCache;
@ -74,21 +74,21 @@ typedef struct {
#define INLINE_CACHE_ENTRIES_STORE_ATTR CACHE_ENTRIES(_PyAttrCache)
typedef struct {
_Py_CODEUNIT counter;
_Py_CODEUNIT func_version[2];
_Py_CODEUNIT min_args;
uint16_t counter;
uint16_t func_version[2];
uint16_t min_args;
} _PyCallCache;
#define INLINE_CACHE_ENTRIES_CALL CACHE_ENTRIES(_PyCallCache)
typedef struct {
_Py_CODEUNIT counter;
uint16_t counter;
} _PyStoreSubscrCache;
#define INLINE_CACHE_ENTRIES_STORE_SUBSCR CACHE_ENTRIES(_PyStoreSubscrCache)
typedef struct {
_Py_CODEUNIT counter;
uint16_t counter;
} _PyForIterCache;
#define INLINE_CACHE_ENTRIES_FOR_ITER CACHE_ENTRIES(_PyForIterCache)
@ -409,7 +409,7 @@ write_location_entry_start(uint8_t *ptr, int code, int length)
static inline uint16_t
adaptive_counter_bits(int value, int backoff) {
return (value << ADAPTIVE_BACKOFF_BITS) |
(backoff & ((1<<ADAPTIVE_BACKOFF_BITS)-1));
(backoff & ((1<<ADAPTIVE_BACKOFF_BITS)-1));
}
static inline uint16_t