Stowage/msgpack-python
2
0
Fork 0
mirror of https://github.com/msgpack/msgpack-python.git synced 2026-02-06 01:45:06 +00:00
Code Issues Projects Releases Packages Wiki Activity

use _PyFloat APIs to (de)serialize (#340)

Browse source
This commit is contained in:
INADA Naoki 2019-01-07 21:10:40 +09:00 • committed by GitHub
parent 197e30723a
commit f46523b1af
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 7 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

13
msgpack/pack_template.h
View file

@ -566,24 +566,17 @@ if(sizeof(unsigned long long) == 2) {
static inline int msgpack_pack_float(msgpack_packer* x, float d)
{
union { float f; uint32_t i; } mem;
mem.f = d;
unsigned char buf[5];
buf[0] = 0xca; _msgpack_store32(&buf[1], mem.i);
buf[0] = 0xca;
_PyFloat_Pack4(d, &buf[1], 0);
msgpack_pack_append_buffer(x, buf, 5);
}
static inline int msgpack_pack_double(msgpack_packer* x, double d)
{
union { double f; uint64_t i; } mem;
mem.f = d;
unsigned char buf[9];
buf[0] = 0xcb;
#if defined(__arm__) && !(__ARM_EABI__) // arm-oabi
// https://github.com/msgpack/msgpack-perl/pull/1
mem.i = (mem.i & 0xFFFFFFFFUL) << 32UL | (mem.i >> 32UL);
#endif
_msgpack_store64(&buf[1], mem.i);
_PyFloat_Pack8(d, &buf[1], 0);
msgpack_pack_append_buffer(x, buf, 9);
}

14
msgpack/unpack_template.h
View file

@ -243,17 +243,11 @@ static inline int unpack_execute(unpack_context* ctx, const char* data, Py_ssize
_msgpack_load32(uint32_t,n)+1,
_ext_zero);
case CS_FLOAT: {
union { uint32_t i; float f; } mem;
mem.i = _msgpack_load32(uint32_t,n);
push_fixed_value(_float, mem.f); }
double f = _PyFloat_Unpack4((unsigned char*)n, 0);
push_fixed_value(_float, f); }
case CS_DOUBLE: {
union { uint64_t i; double f; } mem;
mem.i = _msgpack_load64(uint64_t,n);
#if defined(__arm__) && !(__ARM_EABI__) // arm-oabi
// https://github.com/msgpack/msgpack-perl/pull/1
mem.i = (mem.i & 0xFFFFFFFFUL) << 32UL | (mem.i >> 32UL);
#endif
push_fixed_value(_double, mem.f); }
double f = _PyFloat_Unpack8((unsigned char*)n, 0);
push_fixed_value(_double, f); }
case CS_UINT_8:
push_fixed_value(_uint8, *(uint8_t*)n);
case CS_UINT_16: