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py/emitglue: Make mp_emit_glue_assign_native's fun_data arg a const ptr. 

It will only ever be read from, and in some cases (eg on esp8266) can
actually be in ROM.

Signed-off-by: Damien George <damien@micropython.org>
pull/13724/head
Damien George 2024-02-22 10:49:03 +11:00
rodzic 01f4e85f1b
commit 9e5b6972c7
2 zmienionych plików z 4 dodań i 4 usunięć
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6
py/emitglue.c
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@ -92,7 +92,7 @@ void mp_emit_glue_assign_bytecode(mp_raw_code_t *rc, const byte *code,
}
#if MICROPY_EMIT_MACHINE_CODE
void mp_emit_glue_assign_native(mp_raw_code_t *rc, mp_raw_code_kind_t kind, void *fun_data, mp_uint_t fun_len,
void mp_emit_glue_assign_native(mp_raw_code_t *rc, mp_raw_code_kind_t kind, const void *fun_data, mp_uint_t fun_len,
mp_raw_code_t **children,
#if MICROPY_PERSISTENT_CODE_SAVE
uint16_t n_children,
@ -115,7 +115,7 @@ void mp_emit_glue_assign_native(mp_raw_code_t *rc, mp_raw_code_kind_t kind, void
#endif
#elif MICROPY_EMIT_ARM
#if (defined(__linux__) && defined(__GNUC__)) || __ARM_ARCH == 7
__builtin___clear_cache(fun_data, (uint8_t *)fun_data + fun_len);
__builtin___clear_cache((void *)fun_data, (uint8_t *)fun_data + fun_len);
#elif defined(__arm__)
// Flush I-cache and D-cache.
asm volatile (
@ -154,7 +154,7 @@ void mp_emit_glue_assign_native(mp_raw_code_t *rc, mp_raw_code_kind_t kind, void
if (i > 0 && i % 16 == 0) {
DEBUG_printf("\n");
}
DEBUG_printf(" %02x", ((byte *)fun_data)[i]);
DEBUG_printf(" %02x", ((const byte *)fun_data)[i]);
}
DEBUG_printf("\n");

2
py/emitglue.h
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@ -130,7 +130,7 @@ void mp_emit_glue_assign_bytecode(mp_raw_code_t *rc, const byte *code,
#endif
uint16_t scope_flags);
void mp_emit_glue_assign_native(mp_raw_code_t *rc, mp_raw_code_kind_t kind, void *fun_data, mp_uint_t fun_len,
void mp_emit_glue_assign_native(mp_raw_code_t *rc, mp_raw_code_kind_t kind, const void *fun_data, mp_uint_t fun_len,
mp_raw_code_t **children,
#if MICROPY_PERSISTENT_CODE_SAVE
uint16_t n_children,