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Perform build and magnum tuning

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Building o//third_party/python now takes 5 seconds on my PC

This change works towards modifying Python to use runtime dispatching
when appropriate. For example, when loading the magnums in the socket
module, it's a good idea to check if the magnum is zero, because that
means the local system platform doesn't support it.
This commit is contained in:
Justine Tunney 2021-08-10 10:26:13 -07:00
parent ee7e296339
commit d26d7ae0e4
1028 changed files with 6576 additions and 172777 deletions
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12
third_party/python/Parser/acceler.c vendored
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@ -1,4 +1,4 @@
/* clang-format off */
/* Parser accelerator module */
/* The parser as originally conceived had disappointing performance.
@ -10,11 +10,11 @@
are not part of the static data structure written on graminit.[ch]
by the parser generator. */
#include "pgenheaders.h"
#include "grammar.h"
#include "node.h"
#include "token.h"
#include "parser.h"
#include "third_party/python/Include/pgenheaders.h"
#include "third_party/python/Include/grammar.h"
#include "third_party/python/Include/node.h"
#include "third_party/python/Include/token.h"
#include "third_party/python/Parser/parser.h"
/* Forward references */
static void fixdfa(grammar *, dfa *);