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* Merge in cygwin-64bit-branch.

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This commit is contained in:
Corinna Vinschen
2013-04-23 09:44:36 +00:00
parent 1875ee55d3
commit 61522196c7
253 changed files with 10632 additions and 5055 deletions
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51
winsup/cygwin/lib/_cygwin_crt0_common.cc
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@@ -1,6 +1,7 @@
/* _cygwin_crt0_common.cc: common crt0 function for cygwin crt0's.
Copyright 2000, 2001, 2002, 2003, 2004, 2009, 2010, 2011, 2012 Red Hat, Inc.
Copyright 2000, 2001, 2002, 2003, 2004, 2009, 2010, 2011, 2012, 2013
Red Hat, Inc.
This file is part of Cygwin.
@@ -16,26 +17,42 @@ details. */
unnecessarily. */
#define WEAK __attribute__ ((weak))
#ifdef __x86_64__
#define REAL_ZNWX "__real__Znwm"
#define REAL_ZNAX "__real__Znam"
#define REAL_ZNWX_NOTHROW_T "__real__ZnwmRKSt9nothrow_t"
#define REAL_ZNAX_NOTHROW_T "__real__ZnamRKSt9nothrow_t"
#else
#define REAL_ZNWX "___real__Znwj"
#define REAL_ZNAX "___real__Znaj"
#define REAL_ZNWX_NOTHROW_T "___real__ZnwjRKSt9nothrow_t"
#define REAL_ZNAX_NOTHROW_T "___real__ZnajRKSt9nothrow_t"
#endif
#define REAL_ZDLPV _SYMSTR (__real__ZdlPv)
#define REAL_ZDAPV _SYMSTR (__real__ZdaPv)
#define REAL_ZDLPV_NOTHROW_T _SYMSTR (__real__ZdlPvRKSt9nothrow_t)
#define REAL_ZDAPV_NOTHROW_T _SYMSTR (__real__ZdaPvRKSt9nothrow_t)
/* Use asm names to bypass the --wrap that is being applied to redirect all other
references to these operators toward the redirectors in the Cygwin DLL; this
way we can record what definitions were visible at final link time but still
send all calls to the redirectors. */
extern WEAK void *operator new(std::size_t sz) throw (std::bad_alloc)
__asm__ ("___real__Znwj");
__asm__ (REAL_ZNWX);
extern WEAK void *operator new[](std::size_t sz) throw (std::bad_alloc)
__asm__ ("___real__Znaj");
__asm__ (REAL_ZNAX);
extern WEAK void operator delete(void *p) throw()
__asm__ ("___real__ZdlPv ");
__asm__ (REAL_ZDLPV);
extern WEAK void operator delete[](void *p) throw()
__asm__ ("___real__ZdaPv");
__asm__ (REAL_ZDAPV);
extern WEAK void *operator new(std::size_t sz, const std::nothrow_t &nt) throw()
__asm__ ("___real__ZnwjRKSt9nothrow_t");
__asm__ (REAL_ZNWX_NOTHROW_T);
extern WEAK void *operator new[](std::size_t sz, const std::nothrow_t &nt) throw()
__asm__ ("___real__ZnajRKSt9nothrow_t");
__asm__ (REAL_ZNAX_NOTHROW_T);
extern WEAK void operator delete(void *p, const std::nothrow_t &nt) throw()
__asm__ ("___real__ZdlPvRKSt9nothrow_t");
__asm__ (REAL_ZDLPV_NOTHROW_T);
extern WEAK void operator delete[](void *p, const std::nothrow_t &nt) throw()
__asm__ ("___real__ZdaPvRKSt9nothrow_t");
__asm__ (REAL_ZDAPV_NOTHROW_T);
/* Avoid an info message from linker when linking applications. */
extern __declspec(dllimport) struct _reent *_impure_ptr;
@@ -47,12 +64,19 @@ extern int __dynamically_loaded;
extern "C"
{
#ifndef __x86_64__
char **environ;
#endif
int _fmode;
extern char __RUNTIME_PSEUDO_RELOC_LIST__;
extern char __RUNTIME_PSEUDO_RELOC_LIST_END__;
#ifdef __x86_64__
extern char __image_base__;
#define _image_base__ __image_base__
#else
extern char _image_base__;
#endif
struct per_process_cxx_malloc __cygwin_cxx_malloc =
{
@@ -93,7 +117,9 @@ _cygwin_crt0_common (MainFunc f, per_process *u)
u->ctors = &__CTOR_LIST__;
u->dtors = &__DTOR_LIST__;
#ifndef __x86_64__
u->envptr = &environ;
#endif
if (uwasnull)
_impure_ptr = u->impure_ptr; /* Use field initialized in newer DLLs. */
else
@@ -145,10 +171,17 @@ _cygwin_crt0_common (MainFunc f, per_process *u)
u->hmodule = GetModuleHandle (0);
/* variables for fork */
#ifdef __x86_64__
u->data_start = &__data_start__;
u->data_end = &__data_end__;
u->bss_start = &__bss_start__;
u->bss_end = &__bss_end__;
#else
u->data_start = &_data_start__;
u->data_end = &_data_end__;
u->bss_start = &_bss_start__;
u->bss_end = &_bss_end__;
#endif
u->pseudo_reloc_start = &__RUNTIME_PSEUDO_RELOC_LIST__;
u->pseudo_reloc_end = &__RUNTIME_PSEUDO_RELOC_LIST_END__;
u->image_base = &_image_base__;