mirrors
/
micropython
mirror of https://github.com/micropython/micropython.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

py: Rename BITS_PER_BYTE to MP_BITS_PER_BYTE. 

To give this macro a standard MP_ prefix.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2021-02-04 15:32:59 +11:00
parent 8a41ee19c2
commit 7e956fae28
5 changed files with 10 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
py/gc.c
View File

@ -118,9 +118,9 @@ void gc_init(void *start, void *end) {
// => T = A * (1 + BLOCKS_PER_ATB / BLOCKS_PER_FTB + BLOCKS_PER_ATB * BYTES_PER_BLOCK)
size_t total_byte_len = (byte *)end - (byte *)start;
#if MICROPY_ENABLE_FINALISER
MP_STATE_MEM(gc_alloc_table_byte_len) = total_byte_len * BITS_PER_BYTE / (BITS_PER_BYTE + BITS_PER_BYTE * BLOCKS_PER_ATB / BLOCKS_PER_FTB + BITS_PER_BYTE * BLOCKS_PER_ATB * BYTES_PER_BLOCK);
MP_STATE_MEM(gc_alloc_table_byte_len) = total_byte_len * MP_BITS_PER_BYTE / (MP_BITS_PER_BYTE + MP_BITS_PER_BYTE * BLOCKS_PER_ATB / BLOCKS_PER_FTB + MP_BITS_PER_BYTE * BLOCKS_PER_ATB * BYTES_PER_BLOCK);
#else
MP_STATE_MEM(gc_alloc_table_byte_len) = total_byte_len / (1 + BITS_PER_BYTE / 2 * BYTES_PER_BLOCK);
MP_STATE_MEM(gc_alloc_table_byte_len) = total_byte_len / (1 + MP_BITS_PER_BYTE / 2 * BYTES_PER_BLOCK);
#endif
MP_STATE_MEM(gc_alloc_table_start) = (byte *)start;

5
py/mpconfig.h
View File

@ -1535,8 +1535,9 @@ typedef double mp_float_t;
#define BYTES_PER_WORD (sizeof(mp_uint_t))
#endif
#ifndef BITS_PER_BYTE
#define BITS_PER_BYTE (8)
// Number of bits in a byte
#ifndef MP_BITS_PER_BYTE
#define MP_BITS_PER_BYTE (8)
#endif
// mp_int_t value with most significant bit set
#define WORD_MSBIT_HIGH (((mp_uint_t)1) << (BYTES_PER_WORD * 8 - 1))

2
py/objfloat.c
View File

@ -77,7 +77,7 @@ mp_int_t mp_float_hash(mp_float_t src) {
// number may have a fraction; xor the integer part with the fractional part
val = (frc >> (MP_FLOAT_FRAC_BITS - adj_exp))
^ (frc & (((mp_float_uint_t)1 << (MP_FLOAT_FRAC_BITS - adj_exp)) - 1));
} else if ((unsigned int)adj_exp < BITS_PER_BYTE * sizeof(mp_int_t) - 1) {
} else if ((unsigned int)adj_exp < MP_BITS_PER_BYTE * sizeof(mp_int_t) - 1) {
// the number is a (big) whole integer and will fit in val's signed-width
val = (mp_int_t)frc << (adj_exp - MP_FLOAT_FRAC_BITS);
} else {

2
py/objint.c
View File

@ -121,7 +121,7 @@ STATIC mp_fp_as_int_class_t mp_classify_fp_as_int(mp_float_t val) {
return MP_FP_CLASS_FIT_SMALLINT;
}
#if MICROPY_LONGINT_IMPL == MICROPY_LONGINT_IMPL_LONGLONG
if (e <= (((sizeof(long long) * BITS_PER_BYTE) + MP_FLOAT_EXP_BIAS - 2) << MP_FLOAT_EXP_SHIFT_I32)) {
if (e <= (((sizeof(long long) * MP_BITS_PER_BYTE) + MP_FLOAT_EXP_BIAS - 2) << MP_FLOAT_EXP_SHIFT_I32)) {
return MP_FP_CLASS_FIT_LONGINT;
}
#endif

6
py/runtime.c
View File

@ -387,7 +387,7 @@ mp_obj_t mp_binary_op(mp_binary_op_t op, mp_obj_t lhs, mp_obj_t rhs) {
if (rhs_val < 0) {
// negative shift not allowed
mp_raise_ValueError(MP_ERROR_TEXT("negative shift count"));
} else if (rhs_val >= (mp_int_t)(sizeof(lhs_val) * BITS_PER_BYTE)
} else if (rhs_val >= (mp_int_t)(sizeof(lhs_val) * MP_BITS_PER_BYTE)
|| lhs_val > (MP_SMALL_INT_MAX >> rhs_val)
|| lhs_val < (MP_SMALL_INT_MIN >> rhs_val)) {
// left-shift will overflow, so use higher precision integer
@ -406,10 +406,10 @@ mp_obj_t mp_binary_op(mp_binary_op_t op, mp_obj_t lhs, mp_obj_t rhs) {
mp_raise_ValueError(MP_ERROR_TEXT("negative shift count"));
} else {
// standard precision is enough for right-shift
if (rhs_val >= (mp_int_t)(sizeof(lhs_val) * BITS_PER_BYTE)) {
if (rhs_val >= (mp_int_t)(sizeof(lhs_val) * MP_BITS_PER_BYTE)) {
// Shifting to big amounts is underfined behavior
// in C and is CPU-dependent; propagate sign bit.
rhs_val = sizeof(lhs_val) * BITS_PER_BYTE - 1;
rhs_val = sizeof(lhs_val) * MP_BITS_PER_BYTE - 1;
}
lhs_val >>= rhs_val;
}