Mercurial > cpython-lru_cache-weakref
comparison Python/pythonrun.c @ 34972:1dd8a0d64432 legacy-trunk
This is my patch:
[ 1181301 ] make float packing copy bytes when they can
which hasn't been reviewed, despite numerous threats to check it in
anyway if noone reviews it. Please read the diff on the checkin list,
at least!
The basic idea is to examine the bytes of some 'probe values' to see if
the current platform is a IEEE 754-ish platform, and if so
_PyFloat_{Pack,Unpack}{4,8} just copy bytes around.
The rest is hair for testing, and tests.
| author | Michael W. Hudson <mwh@python.net> |
|---|---|
| date | Fri, 27 May 2005 15:23:20 +0000 |
| parents | 7cfda9898863 |
| children | 26bf6c27e9ce |
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| 34971:0905812df4a5 | 34972:1dd8a0d64432 |
|---|---|
| 169 if (!_PyFrame_Init()) | 169 if (!_PyFrame_Init()) |
| 170 Py_FatalError("Py_Initialize: can't init frames"); | 170 Py_FatalError("Py_Initialize: can't init frames"); |
| 171 | 171 |
| 172 if (!_PyInt_Init()) | 172 if (!_PyInt_Init()) |
| 173 Py_FatalError("Py_Initialize: can't init ints"); | 173 Py_FatalError("Py_Initialize: can't init ints"); |
| 174 | |
| 175 _PyFloat_Init(); | |
| 174 | 176 |
| 175 interp->modules = PyDict_New(); | 177 interp->modules = PyDict_New(); |
| 176 if (interp->modules == NULL) | 178 if (interp->modules == NULL) |
| 177 Py_FatalError("Py_Initialize: can't make modules dictionary"); | 179 Py_FatalError("Py_Initialize: can't make modules dictionary"); |
| 178 | 180 |
