diff options
Diffstat (limited to 'src/3rdparty/angle/src/compiler/preprocessor/memory.c')
-rw-r--r-- | src/3rdparty/angle/src/compiler/preprocessor/memory.c | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/src/3rdparty/angle/src/compiler/preprocessor/memory.c b/src/3rdparty/angle/src/compiler/preprocessor/memory.c deleted file mode 100644 index 029521a559..0000000000 --- a/src/3rdparty/angle/src/compiler/preprocessor/memory.c +++ /dev/null @@ -1,158 +0,0 @@ -/****************************************************************************\ -Copyright (c) 2002, NVIDIA Corporation. - -NVIDIA Corporation("NVIDIA") supplies this software to you in -consideration of your agreement to the following terms, and your use, -installation, modification or redistribution of this NVIDIA software -constitutes acceptance of these terms. If you do not agree with these -terms, please do not use, install, modify or redistribute this NVIDIA -software. - -In consideration of your agreement to abide by the following terms, and -subject to these terms, NVIDIA grants you a personal, non-exclusive -license, under NVIDIA's copyrights in this original NVIDIA software (the -"NVIDIA Software"), to use, reproduce, modify and redistribute the -NVIDIA Software, with or without modifications, in source and/or binary -forms; provided that if you redistribute the NVIDIA Software, you must -retain the copyright notice of NVIDIA, this notice and the following -text and disclaimers in all such redistributions of the NVIDIA Software. -Neither the name, trademarks, service marks nor logos of NVIDIA -Corporation may be used to endorse or promote products derived from the -NVIDIA Software without specific prior written permission from NVIDIA. -Except as expressly stated in this notice, no other rights or licenses -express or implied, are granted by NVIDIA herein, including but not -limited to any patent rights that may be infringed by your derivative -works or by other works in which the NVIDIA Software may be -incorporated. No hardware is licensed hereunder. - -THE NVIDIA SOFTWARE IS BEING PROVIDED ON AN "AS IS" BASIS, WITHOUT -WARRANTIES OR CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED, -INCLUDING WITHOUT LIMITATION, WARRANTIES OR CONDITIONS OF TITLE, -NON-INFRINGEMENT, MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR -ITS USE AND OPERATION EITHER ALONE OR IN COMBINATION WITH OTHER -PRODUCTS. - -IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY SPECIAL, INDIRECT, -INCIDENTAL, EXEMPLARY, CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED -TO, LOST PROFITS; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF -USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) OR ARISING IN ANY WAY -OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE -NVIDIA SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, -TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF -NVIDIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -\****************************************************************************/ -// -#include <stddef.h> -#include <stdlib.h> -#include <string.h> - -#ifndef _MSC_VER -#include <stdint.h> -#endif - -#include "compiler/preprocessor/memory.h" - -#if defined(_MSC_VER) -#pragma warning(disable: 4706) -#endif - -// default alignment and chunksize, if called with 0 arguments -#define CHUNKSIZE (64*1024) -#define ALIGN 8 - -// we need to call the `real' malloc and free, not our replacements -#undef malloc -#undef free - -struct chunk { - struct chunk *next; -}; - -struct cleanup { - struct cleanup *next; - void (*fn)(void *); - void *arg; -}; - -struct MemoryPool_rec { - struct chunk *next; - uintptr_t free, end; - size_t chunksize; - uintptr_t alignmask; - struct cleanup *cleanup; -}; - -MemoryPool *mem_CreatePool(size_t chunksize, unsigned int align) -{ - MemoryPool *pool; - - if (align == 0) align = ALIGN; - if (chunksize == 0) chunksize = CHUNKSIZE; - if (align & (align-1)) return 0; - if (chunksize < sizeof(MemoryPool)) return 0; - if (chunksize & (align-1)) return 0; - if (!(pool = malloc(chunksize))) return 0; - pool->next = 0; - pool->chunksize = chunksize; - pool->alignmask = (uintptr_t)(align)-1; - pool->free = ((uintptr_t)(pool + 1) + pool->alignmask) & ~pool->alignmask; - pool->end = (uintptr_t)pool + chunksize; - pool->cleanup = 0; - return pool; -} - -void mem_FreePool(MemoryPool *pool) -{ - struct cleanup *cleanup; - struct chunk *p, *next; - - for (cleanup = pool->cleanup; cleanup; cleanup = cleanup->next) { - cleanup->fn(cleanup->arg); - } - for (p = (struct chunk *)pool; p; p = next) { - next = p->next; - free(p); - } -} - -void *mem_Alloc(MemoryPool *pool, size_t size) -{ - struct chunk *ch; - void *rv = (void *)pool->free; - size = (size + pool->alignmask) & ~pool->alignmask; - if (size <= 0) size = pool->alignmask; - pool->free += size; - if (pool->free > pool->end || pool->free < (uintptr_t)rv) { - size_t minreq = (size + sizeof(struct chunk) + pool->alignmask) - & ~pool->alignmask; - pool->free = (uintptr_t)rv; - if (minreq >= pool->chunksize) { - // request size is too big for the chunksize, so allocate it as - // a single chunk of the right size - ch = malloc(minreq); - if (!ch) return 0; - } else { - ch = malloc(pool->chunksize); - if (!ch) return 0; - pool->free = (uintptr_t)ch + minreq; - pool->end = (uintptr_t)ch + pool->chunksize; - } - ch->next = pool->next; - pool->next = ch; - rv = (void *)(((uintptr_t)(ch+1) + pool->alignmask) & ~pool->alignmask); - } - return rv; -} - -int mem_AddCleanup(MemoryPool *pool, void (*fn)(void *), void *arg) { - struct cleanup *cleanup; - - pool->free = (pool->free + sizeof(void *) - 1) & ~(sizeof(void *)-1); - cleanup = mem_Alloc(pool, sizeof(struct cleanup)); - if (!cleanup) return -1; - cleanup->next = pool->cleanup; - cleanup->fn = fn; - cleanup->arg = arg; - pool->cleanup = cleanup; - return 0; -} |