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384cc627bc
This adds support to `mp_raw_code_save_fun_to_bytes()` so that it can handle saving functions that have children. It does this by inspecting the MP_BC_MAKE_FUNCTION/etc opcodes to work out how many children there are, and creating a tree of simplified raw code information. Signed-off-by: Damien George <damien@micropython.org>
147 lines
5.7 KiB
C
147 lines
5.7 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013-2016 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef MICROPY_INCLUDED_PY_PERSISTENTCODE_H
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#define MICROPY_INCLUDED_PY_PERSISTENTCODE_H
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#include "py/mpprint.h"
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#include "py/reader.h"
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#include "py/emitglue.h"
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// The current version of .mpy files. A bytecode-only .mpy file can be loaded
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// as long as MPY_VERSION matches, but a native .mpy (i.e. one with an arch
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// set) must also match MPY_SUB_VERSION. This allows 3 additional updates to
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// the native ABI per bytecode revision.
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#define MPY_VERSION 6
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#define MPY_SUB_VERSION 3
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// Macros to encode/decode sub-version to/from the feature byte. This replaces
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// the bits previously used to encode the flags (map caching and unicode)
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// which are no longer used starting at .mpy version 6.
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#define MPY_FEATURE_ENCODE_SUB_VERSION(version) (version)
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#define MPY_FEATURE_DECODE_SUB_VERSION(feat) ((feat) & 3)
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// Macros to encode/decode native architecture to/from the feature byte
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#define MPY_FEATURE_ENCODE_ARCH(arch) ((arch) << 2)
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#define MPY_FEATURE_DECODE_ARCH(feat) (((feat) >> 2) & 0x2F)
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// Define the host architecture
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#if MICROPY_PERSISTENT_CODE_LOAD_NATIVE
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#if defined(__i386__) || defined(_M_IX86)
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_X86)
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#elif defined(__x86_64__) || defined(_M_X64)
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_X64)
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#elif defined(__thumb2__) || defined(__thumb__)
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#if defined(__thumb2__)
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#if defined(__ARM_FP) && (__ARM_FP & 8) == 8
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_ARMV7EMDP)
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#elif defined(__ARM_FP) && (__ARM_FP & 4) == 4
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_ARMV7EMSP)
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#else
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_ARMV7EM)
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#endif
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#else
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_ARMV6M)
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#endif
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#define MPY_FEATURE_ARCH_TEST(x) (MP_NATIVE_ARCH_ARMV6M <= (x) && (x) <= MPY_FEATURE_ARCH)
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#elif defined(__arm__)
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_ARMV6)
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#elif defined(__xtensa__)
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#include <xtensa/config/core-isa.h>
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#if XCHAL_HAVE_WINDOWED
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_XTENSAWIN)
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#else
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_XTENSA)
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#endif
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#elif defined(__riscv)
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#if __riscv_xlen == 32
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_RV32IMC)
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#elif __riscv_xlen == 64
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_RV64IMC)
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#else
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#error "Unsupported RISC-V architecture."
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#endif
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#else
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#error "Unsupported native architecture."
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#endif
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#else
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#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_NONE)
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#endif
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#ifndef MPY_FEATURE_ARCH_TEST
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#define MPY_FEATURE_ARCH_TEST(x) ((x) == MPY_FEATURE_ARCH)
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#endif
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// 16-bit little-endian integer with the second and third bytes of supported .mpy files
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#define MPY_FILE_HEADER_INT (MPY_VERSION \
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| (MPY_FEATURE_ENCODE_SUB_VERSION(MPY_SUB_VERSION) | MPY_FEATURE_ENCODE_ARCH(MPY_FEATURE_ARCH)) << 8)
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// Architecture-specific flags are present in the .mpy file
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#define MPY_FEATURE_ARCH_FLAGS (0x40)
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#define MPY_FEATURE_ARCH_FLAGS_TEST(x) (((x) & MPY_FEATURE_ARCH_FLAGS) == MPY_FEATURE_ARCH_FLAGS)
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enum {
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MP_NATIVE_ARCH_NONE = 0,
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MP_NATIVE_ARCH_X86,
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MP_NATIVE_ARCH_X64,
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MP_NATIVE_ARCH_ARMV6,
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MP_NATIVE_ARCH_ARMV6M,
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MP_NATIVE_ARCH_ARMV7M,
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MP_NATIVE_ARCH_ARMV7EM,
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MP_NATIVE_ARCH_ARMV7EMSP,
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MP_NATIVE_ARCH_ARMV7EMDP,
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MP_NATIVE_ARCH_XTENSA,
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MP_NATIVE_ARCH_XTENSAWIN,
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MP_NATIVE_ARCH_RV32IMC,
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MP_NATIVE_ARCH_RV64IMC,
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MP_NATIVE_ARCH_DEBUG, // this entry should always be last
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};
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enum {
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MP_PERSISTENT_OBJ_FUN_TABLE = 0,
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MP_PERSISTENT_OBJ_NONE,
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MP_PERSISTENT_OBJ_FALSE,
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MP_PERSISTENT_OBJ_TRUE,
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MP_PERSISTENT_OBJ_ELLIPSIS,
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MP_PERSISTENT_OBJ_STR,
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MP_PERSISTENT_OBJ_BYTES,
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MP_PERSISTENT_OBJ_INT,
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MP_PERSISTENT_OBJ_FLOAT,
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MP_PERSISTENT_OBJ_COMPLEX,
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MP_PERSISTENT_OBJ_TUPLE,
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};
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void mp_raw_code_load(mp_reader_t *reader, mp_compiled_module_t *ctx);
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void mp_raw_code_load_mem(const byte *buf, size_t len, mp_compiled_module_t *ctx);
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void mp_raw_code_load_file(qstr filename, mp_compiled_module_t *ctx);
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void mp_raw_code_save(mp_compiled_module_t *cm, mp_print_t *print);
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void mp_raw_code_save_file(mp_compiled_module_t *cm, qstr filename);
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mp_obj_t mp_raw_code_save_fun_to_bytes(const mp_module_constants_t *consts, mp_proto_fun_t proto_fun);
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void mp_native_relocate(void *reloc, uint8_t *text, uintptr_t reloc_text);
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#endif // MICROPY_INCLUDED_PY_PERSISTENTCODE_H
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