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makepanda: Support building with mimalloc on Windows, experimentally

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Partial backport of 07545bc9e318d1799ceabe8838d04d7ad9297a45 for Windows, requires building with `--override USE_MEMORY_MIMALLOC=1 --override USE_DELETED_CHAIN=UNDEF` for optimum effect
This commit is contained in:
rdb 2022-02-06 15:24:33 +01:00
parent be2e07637f
commit a37dfa727e
3 changed files with 23 additions and 3 deletions
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6
dtool/src/dtoolbase/dtoolbase.h
View File

@ -387,6 +387,10 @@ typedef struct _object PyObject;
// This specialized malloc implementation can perform the required alignment.
#undef MEMORY_HOOK_DO_ALIGN
#elif defined(USE_MEMORY_MIMALLOC)
// This one does, too.
#undef MEMORY_HOOK_DO_ALIGN
#elif defined(USE_MEMORY_PTMALLOC2)
// But not this one. For some reason it crashes when we try to build it with
// alignment 16. So if we're using ptmalloc2, we need to enforce alignment
@ -438,7 +442,7 @@ typedef struct _object PyObject;
#endif
/* Determine our memory-allocation requirements. */
#if defined(USE_MEMORY_PTMALLOC2) || defined(USE_MEMORY_DLMALLOC) || defined(DO_MEMORY_USAGE) || defined(MEMORY_HOOK_DO_ALIGN)
#if defined(USE_MEMORY_MIMALLOC) || defined(USE_MEMORY_PTMALLOC2) || defined(USE_MEMORY_DLMALLOC) || defined(DO_MEMORY_USAGE) || defined(MEMORY_HOOK_DO_ALIGN)
/* In this case we have some custom memory management requirements. */
#else
/* Otherwise, if we have no custom memory management needs at all, we

12
dtool/src/dtoolbase/memoryHook.cxx
View File

@ -51,6 +51,18 @@ static_assert((MEMORY_HOOK_ALIGNMENT & (MEMORY_HOOK_ALIGNMENT - 1)) == 0,
#if defined(CPPPARSER)
#elif defined(USE_MEMORY_MIMALLOC)
// mimalloc is a modern memory manager by Microsoft that is very fast as well
// as thread-safe.
#include "mimalloc.h"
#define call_malloc mi_malloc
#define call_realloc mi_realloc
#define call_free mi_free
#undef MEMORY_HOOK_MALLOC_LOCK
#elif defined(USE_MEMORY_DLMALLOC)
// Memory manager: DLMALLOC This is Doug Lea's memory manager. It is very

8
makepanda/makepanda.py
View File

@ -103,6 +103,7 @@ PkgListSet(["PYTHON", "DIRECT", # Python support
"PANDAPARTICLESYSTEM", # Built in particle system
"CONTRIB", # Experimental
"SSE2", "NEON", # Compiler features
"MIMALLOC", # Memory allocators
])
CheckPandaSourceTree()
@ -767,6 +768,7 @@ if (COMPILER == "MSVC"):
if (PkgSkip("DIRECTCAM")==0): LibName("DIRECTCAM", "quartz.lib")
if (PkgSkip("DIRECTCAM")==0): LibName("DIRECTCAM", "odbc32.lib")
if (PkgSkip("DIRECTCAM")==0): LibName("DIRECTCAM", "odbccp32.lib")
if (PkgSkip("MIMALLOC")==0): LibName("MIMALLOC", GetThirdpartyDir() + "mimalloc/lib/mimalloc-static.lib")
if (PkgSkip("OPENSSL")==0):
if os.path.isfile(GetThirdpartyDir() + "openssl/lib/libpandassl.lib"):
LibName("OPENSSL", GetThirdpartyDir() + "openssl/lib/libpandassl.lib")
@ -949,6 +951,8 @@ if (COMPILER == "MSVC"):
LibName("BULLET", GetThirdpartyDir() + "bullet/lib/BulletSoftBody" + suffix)
if (COMPILER=="GCC"):
PkgDisable("MIMALLOC") # no discernable benefit over glibc
if GetTarget() != "darwin":
PkgDisable("CARBON")
PkgDisable("COCOA")
@ -3766,7 +3770,7 @@ if GetTarget() == 'windows':
# DIRECTORY: dtool/src/dtoolbase/
#
OPTS=['DIR:dtool/src/dtoolbase', 'BUILDING:DTOOL']
OPTS=['DIR:dtool/src/dtoolbase', 'BUILDING:DTOOL', 'MIMALLOC']
TargetAdd('p3dtoolbase_composite1.obj', opts=OPTS, input='p3dtoolbase_composite1.cxx')
TargetAdd('p3dtoolbase_composite2.obj', opts=OPTS, input='p3dtoolbase_composite2.cxx')
TargetAdd('p3dtoolbase_lookup3.obj', opts=OPTS, input='lookup3.c')
@ -3797,7 +3801,7 @@ TargetAdd('libp3dtool.dll', input='p3dtoolbase_composite1.obj')
TargetAdd('libp3dtool.dll', input='p3dtoolbase_composite2.obj')
TargetAdd('libp3dtool.dll', input='p3dtoolbase_indent.obj')
TargetAdd('libp3dtool.dll', input='p3dtoolbase_lookup3.obj')
TargetAdd('libp3dtool.dll', opts=['ADVAPI','WINSHELL','WINKERNEL'])
TargetAdd('libp3dtool.dll', opts=['ADVAPI','WINSHELL','WINKERNEL','MIMALLOC'])
#
# DIRECTORY: dtool/src/cppparser/