diff options
| author | Giuseppe D'Angelo <giuseppe.dangelo@kdab.com> | 2018-10-01 12:24:08 +0200 |
|---|---|---|
| committer | Giuseppe D'Angelo <giuseppe.dangelo@kdab.com> | 2019-01-22 14:11:18 +0000 |
| commit | 159f7e9c39c57177d25f524ae3cad4e533b89da8 (patch) | |
| tree | 4137f7a27464b2f9572f3dab899786ec01c8656f /src/3rdparty/pcre2/src/sljit/sljitExecAllocator.c | |
| parent | 94aa7dabd234981ebc5893e1b8154ac990ccbe44 (diff) | |
Upgrade PCRE2 to 10.32
Squashed cherry pick of:
e39a9de3309f84be4101da839a0bacf69090706f
a7bcd16c750fb2ed36522719237af8ce3be94fa2
3bac18da8ef9f5750207ddf47192b5db3137c4ac
44eeeb8e816fbdcd77ad734cfe7a7ec28da1c5ed
[ChangeLog][Third-Party Code] PCRE2 was updated to version 10.32.
Change-Id: Id3bf7df0003f626cd1135d0508a5a489ff02f1e5
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Diffstat (limited to 'src/3rdparty/pcre2/src/sljit/sljitExecAllocator.c')
| -rw-r--r-- | src/3rdparty/pcre2/src/sljit/sljitExecAllocator.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/src/3rdparty/pcre2/src/sljit/sljitExecAllocator.c b/src/3rdparty/pcre2/src/sljit/sljitExecAllocator.c index 54f05f5dd7..7c18578618 100644 --- a/src/3rdparty/pcre2/src/sljit/sljitExecAllocator.c +++ b/src/3rdparty/pcre2/src/sljit/sljitExecAllocator.c @@ -1,7 +1,7 @@ /* * Stack-less Just-In-Time compiler * - * Copyright 2009-2012 Zoltan Herczeg (hzmester@freemail.hu). All rights reserved. + * Copyright Zoltan Herczeg (hzmester@freemail.hu). All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, are * permitted provided that the following conditions are met: @@ -86,7 +86,7 @@ static SLJIT_INLINE void* alloc_chunk(sljit_uw size) return VirtualAlloc(NULL, size, MEM_COMMIT | MEM_RESERVE, PAGE_EXECUTE_READWRITE); } -static SLJIT_INLINE void free_chunk(void* chunk, sljit_uw size) +static SLJIT_INLINE void free_chunk(void *chunk, sljit_uw size) { SLJIT_UNUSED_ARG(size); VirtualFree(chunk, 0, MEM_RELEASE); @@ -96,10 +96,17 @@ static SLJIT_INLINE void free_chunk(void* chunk, sljit_uw size) static SLJIT_INLINE void* alloc_chunk(sljit_uw size) { - void* retval; + void *retval; #ifdef MAP_ANON - retval = mmap(NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANON, -1, 0); + + int flags = MAP_PRIVATE | MAP_ANON; + +#ifdef MAP_JIT + flags |= MAP_JIT; +#endif + + retval = mmap(NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC, flags, -1, 0); #else if (dev_zero < 0) { if (open_dev_zero()) @@ -111,7 +118,7 @@ static SLJIT_INLINE void* alloc_chunk(sljit_uw size) return (retval != MAP_FAILED) ? retval : NULL; } -static SLJIT_INLINE void free_chunk(void* chunk, sljit_uw size) +static SLJIT_INLINE void free_chunk(void *chunk, sljit_uw size) { munmap(chunk, size); } @@ -180,8 +187,8 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_malloc_exec(sljit_uw size) sljit_uw chunk_size; allocator_grab_lock(); - if (size < sizeof(struct free_block)) - size = sizeof(struct free_block); + if (size < (64 - sizeof(struct block_header))) + size = (64 - sizeof(struct block_header)); size = ALIGN_SIZE(size); free_block = free_blocks; |