diff options
Diffstat (limited to 'boost/context')
-rw-r--r-- | boost/context/all.hpp | 14 | ||||
-rw-r--r-- | boost/context/detail/config.hpp | 42 | ||||
-rw-r--r-- | boost/context/detail/fcontext_arm.hpp | 66 | ||||
-rw-r--r-- | boost/context/detail/fcontext_i386.hpp | 68 | ||||
-rw-r--r-- | boost/context/detail/fcontext_i386_win.hpp | 83 | ||||
-rw-r--r-- | boost/context/detail/fcontext_mips.hpp | 68 | ||||
-rw-r--r-- | boost/context/detail/fcontext_ppc.hpp | 70 | ||||
-rw-r--r-- | boost/context/detail/fcontext_x86_64.hpp | 66 | ||||
-rw-r--r-- | boost/context/detail/fcontext_x86_64_win.hpp | 90 | ||||
-rw-r--r-- | boost/context/fcontext.hpp | 82 | ||||
-rw-r--r-- | boost/context/stack_allocator.hpp | 37 | ||||
-rw-r--r-- | boost/context/stack_utils.hpp | 41 |
12 files changed, 727 insertions, 0 deletions
diff --git a/boost/context/all.hpp b/boost/context/all.hpp new file mode 100644 index 0000000000..f9a4c71dbf --- /dev/null +++ b/boost/context/all.hpp @@ -0,0 +1,14 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_ALL_H +#define BOOST_CTX_ALL_H + +#include <boost/context/fcontext.hpp> +#include <boost/context/stack_allocator.hpp> +#include <boost/context/stack_utils.hpp> + +#endif // BOOST_CTX_ALL_H diff --git a/boost/context/detail/config.hpp b/boost/context/detail/config.hpp new file mode 100644 index 0000000000..50ada3c507 --- /dev/null +++ b/boost/context/detail/config.hpp @@ -0,0 +1,42 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_DETAIL_CONFIG_H +#define BOOST_CTX_DETAIL_CONFIG_H + +#include <boost/config.hpp> +#include <boost/detail/workaround.hpp> + +#ifdef BOOST_CONTEXT_DECL +# undef BOOST_CONTEXT_DECL +#endif + +#if defined(BOOST_HAS_DECLSPEC) +# if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_CONTEXT_DYN_LINK) +# if ! defined(BOOST_DYN_LINK) +# define BOOST_DYN_LINK +# endif +# if defined(BOOST_CONTEXT_SOURCE) +# define BOOST_CONTEXT_DECL BOOST_SYMBOL_EXPORT +# else +# define BOOST_CONTEXT_DECL BOOST_SYMBOL_IMPORT +# endif +# endif +#endif + +#if ! defined(BOOST_CONTEXT_DECL) +# define BOOST_CONTEXT_DECL +#endif + +#if ! defined(BOOST_CONTEXT_SOURCE) && ! defined(BOOST_ALL_NO_LIB) && ! defined(BOOST_CONTEXT_NO_LIB) +# define BOOST_LIB_NAME boost_context +# if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_CONTEXT_DYN_LINK) +# define BOOST_DYN_LINK +# endif +# include <boost/config/auto_link.hpp> +#endif + +#endif // BOOST_CTX_DETAIL_CONFIG_H diff --git a/boost/context/detail/fcontext_arm.hpp b/boost/context/detail/fcontext_arm.hpp new file mode 100644 index 0000000000..b4ed2fa264 --- /dev/null +++ b/boost/context/detail/fcontext_arm.hpp @@ -0,0 +1,66 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_DETAIL_FCONTEXT_ARM_H +#define BOOST_CTX_DETAIL_FCONTEXT_ARM_H + +#include <boost/config.hpp> +#include <boost/cstdint.hpp> + +#include <boost/context/detail/config.hpp> + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace ctx { + +extern "C" { + +#define BOOST_CONTEXT_CALLDECL + +struct stack_t +{ + void * base; + void * limit; + + stack_t() : + base( 0), limit( 0) + {} +}; + +struct fp_t +{ + boost::uint32_t fc_freg[16]; + + fp_t() : + fc_freg() + {} +}; + +struct fcontext_t +{ + boost::uint32_t fc_greg[11]; + stack_t fc_stack; + fp_t fc_fp; + + fcontext_t() : + fc_greg(), + fc_stack(), + fc_fp() + {} +}; + +} + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#endif // BOOST_CTX_DETAIL_FCONTEXT_ARM_H diff --git a/boost/context/detail/fcontext_i386.hpp b/boost/context/detail/fcontext_i386.hpp new file mode 100644 index 0000000000..573a22caf3 --- /dev/null +++ b/boost/context/detail/fcontext_i386.hpp @@ -0,0 +1,68 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_DETAIL_FCONTEXT_I386H +#define BOOST_CTX_DETAIL_FCONTEXT_I386H + +#include <cstddef> + +#include <boost/config.hpp> +#include <boost/cstdint.hpp> + +#include <boost/context/detail/config.hpp> + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace ctx { + +extern "C" { + +#define BOOST_CONTEXT_CALLDECL __attribute__((cdecl)) + +struct stack_t +{ + void * base; + void * limit; + + stack_t() : + base( 0), limit( 0) + {} +}; + +struct fp_t +{ + boost::uint32_t fc_freg[2]; + + fp_t() : + fc_freg() + {} +}; + +struct fcontext_t +{ + boost::uint32_t fc_greg[6]; + stack_t fc_stack; + fp_t fc_fp; + + fcontext_t() : + fc_greg(), + fc_stack(), + fc_fp() + {} +}; + +} + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#endif // BOOST_CTX_DETAIL_FCONTEXT_I386_H diff --git a/boost/context/detail/fcontext_i386_win.hpp b/boost/context/detail/fcontext_i386_win.hpp new file mode 100644 index 0000000000..e250ec5e3b --- /dev/null +++ b/boost/context/detail/fcontext_i386_win.hpp @@ -0,0 +1,83 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_DETAIL_FCONTEXT_I386H +#define BOOST_CTX_DETAIL_FCONTEXT_I386H + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +#include <boost/config.hpp> +#include <boost/cstdint.hpp> + +#include <boost/context/detail/config.hpp> + +#if defined(BOOST_MSVC) +#pragma warning(push) +#pragma warning(disable:4351) +#endif + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace ctx { + +extern "C" { + +#define BOOST_CONTEXT_CALLDECL __cdecl + +struct stack_t +{ + void * base; + void * limit; + + stack_t() : + base( 0), limit( 0) + {} +}; + +struct fp_t +{ + boost::uint32_t fc_freg[2]; + + fp_t() : + fc_freg() + {} +}; + +struct fcontext_t +{ + boost::uint32_t fc_greg[6]; + stack_t fc_stack; + void * fc_excpt_lst; + void * fc_local_storage; + fp_t fc_fp; + + fcontext_t() : + fc_greg(), + fc_stack(), + fc_excpt_lst( 0), + fc_local_storage( 0), + fc_fp() + {} +}; + +} + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#if defined(BOOST_MSVC) +#pragma warning(pop) +#endif + +#endif // BOOST_CTX_DETAIL_FCONTEXT_I386_H diff --git a/boost/context/detail/fcontext_mips.hpp b/boost/context/detail/fcontext_mips.hpp new file mode 100644 index 0000000000..1645adfb8b --- /dev/null +++ b/boost/context/detail/fcontext_mips.hpp @@ -0,0 +1,68 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_DETAIL_FCONTEXT_MIPS_H +#define BOOST_CTX_DETAIL_FCONTEXT_MIPS_H + +#include <boost/config.hpp> +#include <boost/cstdint.hpp> + +#include <boost/context/detail/config.hpp> + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace ctx { + +extern "C" { + +#define BOOST_CONTEXT_CALLDECL + +// on MIPS we assume 64bit regsiters - even for 32bit ABIs + +struct stack_t +{ + void * base; + void * limit; + + stack_t() : + base( 0), limit( 0) + {} +}; + +struct fp_t +{ + boost::uint64_t fc_freg[6]; + + fp_t() : + fc_freg() + {} +}; + +struct fcontext_t +{ + boost::uint64_t fc_greg[13]; + stack_t fc_stack; + fp_t fc_fp; + + fcontext_t() : + fc_greg(), + fc_stack(), + fc_fp() + {} +}; + +} + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#endif // BOOST_CTX_DETAIL_FCONTEXT_MIPS_H diff --git a/boost/context/detail/fcontext_ppc.hpp b/boost/context/detail/fcontext_ppc.hpp new file mode 100644 index 0000000000..5e6c64c555 --- /dev/null +++ b/boost/context/detail/fcontext_ppc.hpp @@ -0,0 +1,70 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_DETAIL_FCONTEXT_PPC_H +#define BOOST_CTX_DETAIL_FCONTEXT_PPC_H + +#include <boost/config.hpp> +#include <boost/cstdint.hpp> + +#include <boost/context/detail/config.hpp> + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace ctx { + +extern "C" { + +#define BOOST_CONTEXT_CALLDECL + +struct stack_t +{ + void * base; + void * limit; + + stack_t() : + base( 0), limit( 0) + {} +}; + +struct fp_t +{ + boost::uint64_t fc_freg[19]; + + fp_t() : + fc_freg() + {} +}; + +struct fcontext_t +{ +# if defined(__powerpc64__) + boost::uint64_t fc_greg[23]; +# else + boost::uint32_t fc_greg[23]; +# endif + stack_t fc_stack; + fp_t fc_fp; + + fcontext_t() : + fc_greg(), + fc_stack(), + fc_fp() + {} +}; + +} + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#endif // BOOST_CTX_DETAIL_FCONTEXT_PPC_H diff --git a/boost/context/detail/fcontext_x86_64.hpp b/boost/context/detail/fcontext_x86_64.hpp new file mode 100644 index 0000000000..106ee74065 --- /dev/null +++ b/boost/context/detail/fcontext_x86_64.hpp @@ -0,0 +1,66 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_DETAIL_FCONTEXT_X86_64_H +#define BOOST_CTX_DETAIL_FCONTEXT_X86_64_H + +#include <boost/config.hpp> +#include <boost/cstdint.hpp> + +#include <boost/context/detail/config.hpp> + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace ctx { + +extern "C" { + +#define BOOST_CONTEXT_CALLDECL + +struct stack_t +{ + void * base; + void * limit; + + stack_t() : + base( 0), limit( 0) + {} +}; + +struct fp_t +{ + boost::uint32_t fc_freg[2]; + + fp_t() : + fc_freg() + {} +}; + +struct fcontext_t +{ + boost::uint64_t fc_greg[8]; + stack_t fc_stack; + fp_t fc_fp; + + fcontext_t() : + fc_greg(), + fc_stack(), + fc_fp() + {} +}; + +} + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#endif // BOOST_CTX_DETAIL_FCONTEXT_X86_64_H diff --git a/boost/context/detail/fcontext_x86_64_win.hpp b/boost/context/detail/fcontext_x86_64_win.hpp new file mode 100644 index 0000000000..96f153b8e2 --- /dev/null +++ b/boost/context/detail/fcontext_x86_64_win.hpp @@ -0,0 +1,90 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_DETAIL_FCONTEXT_X86_64_H +#define BOOST_CTX_DETAIL_FCONTEXT_X86_64_H + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +#include <boost/assert.hpp> +#include <boost/config.hpp> +#include <boost/cstdint.hpp> + +#include <boost/context/detail/config.hpp> + +#if defined(BOOST_MSVC) +#pragma warning(push) +#pragma warning(disable:4351) +#endif + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace ctx { + +extern "C" { + +#define BOOST_CONTEXT_CALLDECL + +struct stack_t +{ + void * base; + void * limit; + + stack_t() : + base( 0), limit( 0) + {} +}; + +struct fp_t +{ + boost::uint32_t fc_freg[2]; + void * fc_xmm; + char fc_buffer[175]; + + fp_t() : + fc_freg(), + fc_xmm( 0), + fc_buffer() + { + fc_xmm = fc_buffer; + if ( 0 != ( ( ( uintptr_t) fc_xmm) & 15) ) + fc_xmm = ( char *) ( ( ( ( uintptr_t) fc_xmm) + 15) & ~0x0F); + } +}; + +struct fcontext_t +{ + boost::uint64_t fc_greg[10]; + stack_t fc_stack; + void * fc_local_storage; + fp_t fc_fp; + + fcontext_t() : + fc_greg(), + fc_stack(), + fc_local_storage( 0), + fc_fp() + {} +}; + +} + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#if defined(BOOST_MSVC) +#pragma warning(pop) +#endif + +#endif // BOOST_CTX_DETAIL_FCONTEXT_X86_64_H diff --git a/boost/context/fcontext.hpp b/boost/context/fcontext.hpp new file mode 100644 index 0000000000..d2cc030a1e --- /dev/null +++ b/boost/context/fcontext.hpp @@ -0,0 +1,82 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_FCONTEXT_H +#define BOOST_CTX_FCONTEXT_H + +#if defined(__PGI) +#include <stdint.h> +#endif + +#include <boost/config.hpp> +#include <boost/cstdint.hpp> + +#include <boost/context/detail/config.hpp> + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +// x86_64 +// test x86_64 before i386 because icc might +// define __i686__ for x86_64 too +#if defined(__x86_64__) || defined(__x86_64) \ + || defined(__amd64__) || defined(__amd64) \ + || defined(_M_X64) || defined(_M_AMD64) +# if defined(BOOST_WINDOWS) +# include <boost/context/detail/fcontext_x86_64_win.hpp> +# else +# include <boost/context/detail/fcontext_x86_64.hpp> +# endif +// i386 +#elif defined(i386) || defined(__i386__) || defined(__i386) \ + || defined(__i486__) || defined(__i586__) || defined(__i686__) \ + || defined(__X86__) || defined(_X86_) || defined(__THW_INTEL__) \ + || defined(__I86__) || defined(__INTEL__) || defined(__IA32__) \ + || defined(_M_IX86) || defined(_I86_) +# if defined(BOOST_WINDOWS) +# include <boost/context/detail/fcontext_i386_win.hpp> +# else +# include <boost/context/detail/fcontext_i386.hpp> +# endif +// arm +#elif defined(__arm__) || defined(__thumb__) || defined(__TARGET_ARCH_ARM) \ + || defined(__TARGET_ARCH_THUMB) || defined(_ARM) +# include <boost/context/detail/fcontext_arm.hpp> +// mips +#elif (defined(__mips) && __mips == 1) || defined(_MIPS_ISA_MIPS1) \ + || defined(_R3000) +# include <boost/context/detail/fcontext_mips.hpp> +// powerpc +#elif defined(__powerpc) || defined(__powerpc__) || defined(__ppc) \ + || defined(__ppc__) || defined(_ARCH_PPC) || defined(__POWERPC__) \ + || defined(__PPCGECKO__) || defined(__PPCBROADWAY) || defined(_XENON) +# include <boost/context/detail/fcontext_ppc.hpp> +#else +# error "platform not supported" +#endif + +namespace boost { +namespace ctx { +namespace detail { + +extern "C" BOOST_CONTEXT_DECL void * BOOST_CONTEXT_CALLDECL align_stack( void * vp); + +} + +extern "C" BOOST_CONTEXT_DECL +intptr_t BOOST_CONTEXT_CALLDECL jump_fcontext( fcontext_t * ofc, fcontext_t const* nfc, intptr_t vp, bool preserve_fpu = true); +extern "C" BOOST_CONTEXT_DECL +void BOOST_CONTEXT_CALLDECL make_fcontext( fcontext_t * fc, void (* fn)( intptr_t) ); + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#endif // BOOST_CTX_FCONTEXT_H + diff --git a/boost/context/stack_allocator.hpp b/boost/context/stack_allocator.hpp new file mode 100644 index 0000000000..0db50157d1 --- /dev/null +++ b/boost/context/stack_allocator.hpp @@ -0,0 +1,37 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_STACK_ALLOCATOR_H +#define BOOST_CTX_STACK_ALLOCATOR_H + +#include <cstddef> + +#include <boost/config.hpp> + +#include <boost/context/detail/config.hpp> + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace ctx { + +class BOOST_CONTEXT_DECL stack_allocator +{ +public: + void * allocate( std::size_t) const; + + void deallocate( void *, std::size_t) const; +}; + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#endif // BOOST_CTX_STACK_ALLOCATOR_H diff --git a/boost/context/stack_utils.hpp b/boost/context/stack_utils.hpp new file mode 100644 index 0000000000..ca3ed2135f --- /dev/null +++ b/boost/context/stack_utils.hpp @@ -0,0 +1,41 @@ + +// Copyright Oliver Kowalke 2009. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_CTX_STACK_UTILS_H +#define BOOST_CTX_STACK_UTILS_H + +#include <cstddef> + +#include <boost/config.hpp> + +#include <boost/context/detail/config.hpp> + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_PREFIX +#endif + +namespace boost { +namespace ctx { + +BOOST_CONTEXT_DECL std::size_t default_stacksize(); + +BOOST_CONTEXT_DECL std::size_t minimum_stacksize(); + +BOOST_CONTEXT_DECL std::size_t maximum_stacksize(); + +BOOST_CONTEXT_DECL std::size_t pagesize(); + +BOOST_CONTEXT_DECL std::size_t page_count( std::size_t stacksize); + +BOOST_CONTEXT_DECL bool is_stack_unbound(); + +}} + +#ifdef BOOST_HAS_ABI_HEADERS +# include BOOST_ABI_SUFFIX +#endif + +#endif // BOOST_CTX_STACK_UTILS_H |