diff options
Diffstat (limited to 'py/persistentcode.h')
| -rw-r--r-- | py/persistentcode.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/py/persistentcode.h b/py/persistentcode.h index aba44ea2d..a6978c2a3 100644 --- a/py/persistentcode.h +++ b/py/persistentcode.h @@ -33,6 +33,43 @@ // The current version of .mpy files #define MPY_VERSION 5 +// Macros to encode/decode flags to/from the feature byte +#define MPY_FEATURE_ENCODE_FLAGS(flags) (flags) +#define MPY_FEATURE_DECODE_FLAGS(feat) ((feat) & 3) + +// Macros to encode/decode native architecture to/from the feature byte +#define MPY_FEATURE_ENCODE_ARCH(arch) ((arch) << 2) +#define MPY_FEATURE_DECODE_ARCH(feat) ((feat) >> 2) + +// The feature flag bits encode the compile-time config options that +// affect the generate bytecode. +#define MPY_FEATURE_FLAGS ( \ + ((MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE) << 0) \ + | ((MICROPY_PY_BUILTINS_STR_UNICODE) << 1) \ + ) +// This is a version of the flags that can be configured at runtime. +#define MPY_FEATURE_FLAGS_DYNAMIC ( \ + ((MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE_DYNAMIC) << 0) \ + | ((MICROPY_PY_BUILTINS_STR_UNICODE_DYNAMIC) << 1) \ + ) + +// Define the host architecture +#if MICROPY_EMIT_X86 +#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_X86) +#elif MICROPY_EMIT_X64 +#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_X64) +#elif MICROPY_EMIT_THUMB +#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_ARMV7M) +#elif MICROPY_EMIT_ARM +#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_ARMV6) +#elif MICROPY_EMIT_XTENSA +#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_XTENSA) +#elif MICROPY_EMIT_XTENSAWIN +#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_XTENSAWIN) +#else +#define MPY_FEATURE_ARCH (MP_NATIVE_ARCH_NONE) +#endif + enum { MP_NATIVE_ARCH_NONE = 0, MP_NATIVE_ARCH_X86, |