diff options
Diffstat (limited to 'Lib/go/goruntime.swg')
| -rw-r--r-- | Lib/go/goruntime.swg | 211 |
1 files changed, 13 insertions, 198 deletions
diff --git a/Lib/go/goruntime.swg b/Lib/go/goruntime.swg index 269a4eefd..7bf083bd3 100644 --- a/Lib/go/goruntime.swg +++ b/Lib/go/goruntime.swg @@ -23,46 +23,39 @@ static void* Swig_malloc(int c) { %} -#if SWIGGO_CGO %insert(cgo_comment_typedefs) %{ +#include <stddef.h> #include <stdint.h> %} -#endif #if SWIGGO_INTGO_SIZE == 32 %insert(runtime) %{ typedef int intgo; typedef unsigned int uintgo; %} -#if SWIGGO_CGO %insert(cgo_comment_typedefs) %{ typedef int intgo; typedef unsigned int uintgo; %} -#endif #elif SWIGGO_INTGO_SIZE == 64 %insert(runtime) %{ typedef long long intgo; typedef unsigned long long uintgo; %} -#if SWIGGO_CGO %insert(cgo_comment_typedefs) %{ typedef long long intgo; typedef unsigned long long uintgo; %} -#endif #else %insert(runtime) %{ typedef ptrdiff_t intgo; typedef size_t uintgo; %} -#if SWIGGO_CGO %insert(cgo_comment_typedefs) %{ typedef ptrdiff_t intgo; typedef size_t uintgo; %} #endif -#endif #ifndef SWIGGO_GCCGO // Set the host compiler struct attribute that will be @@ -89,8 +82,6 @@ typedef struct { void* array; intgo len; intgo cap; } _goslice_; %} -#ifdef SWIGGO_CGO - %insert(cgo_comment_typedefs) %{ typedef struct { char *p; intgo n; } _gostring_; @@ -98,91 +89,7 @@ typedef struct { void* array; intgo len; intgo cap; } _goslice_; %} -#endif - -#ifndef SWIGGO_GCCGO -/* Boilerplate for C/C++ code when using 6g/8g. This code is compiled - with gcc. */ -%insert(runtime) %{ - -#define swiggo_size_assert_eq(x, y, name) typedef char name[(x-y)*(x-y)*-2+1]; -#define swiggo_size_assert(t, n) swiggo_size_assert_eq(sizeof(t), n, swiggo_sizeof_##t##_is_not_##n) - -swiggo_size_assert(char, 1) -swiggo_size_assert(short, 2) -swiggo_size_assert(int, 4) -typedef long long swiggo_long_long; -swiggo_size_assert(swiggo_long_long, 8) -swiggo_size_assert(float, 4) -swiggo_size_assert(double, 8) - -#ifdef __cplusplus -extern "C" { -#endif -extern void crosscall2(void (*fn)(void *, int), void *, int); -extern char* _cgo_topofstack(void) __attribute__ ((weak)); -extern void _cgo_allocate(void *, int); -extern void _cgo_panic(void *, int); -#ifdef __cplusplus -} -#endif - -static char *_swig_topofstack() { - if (_cgo_topofstack) { - return _cgo_topofstack(); - } else { - return 0; - } -} - -static void _swig_gopanic(const char *p) { - struct { - const char *p; - } SWIGSTRUCTPACKED a; - a.p = p; - crosscall2(_cgo_panic, &a, (int) sizeof a); -} - -%} - -#if !SWIGGO_CGO - -/* This is here for backward compatibility, but it will not work - with Go 1.5 or later. Do not use it in new code. */ -%insert(runtime) %{ - -static void *_swig_goallocate(size_t len) { - struct { - size_t len; - void *ret; - } SWIGSTRUCTPACKED a; - a.len = len; - crosscall2(_cgo_allocate, &a, (int) sizeof a); - return a.ret; -} - -%} - -#endif - -#if !SWIGGO_CGO - -/* Boilerplate for C code when using 6g/8g. This code is compiled - with 6c/8c. */ -%insert(gc_header) %{ -#include "runtime.h" -#include "cgocall.h" - -#pragma dataflag 16 -static void *cgocall = runtime·cgocall; -#pragma dataflag 16 -void *·_cgo_runtime_cgocall = &cgocall; - -%} - -#endif - -#else +#ifdef SWIGGO_GCCGO /* Boilerplate for C/C++ code when using gccgo. */ %insert(runtime) %{ @@ -201,115 +108,12 @@ extern void _cgo_panic(const char *); #define _swig_gopanic _cgo_panic %} -#if !SWIGGO_CGO - -%insert(runtime) %{ - -/* Implementations of SwigCgocall and friends for different versions - of gccgo. The Go code will call these functions using C names with - a prefix of the module name. The implementations here call the - routine in libgo. The routines to call vary depending on the gccgo - version. We assume that the version of gcc used to compile this - file is the same as the version of gccgo. */ - -#ifdef __cplusplus -extern "C" { -#endif - -#define SWIG_GCC_VERSION \ - (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) - -#if SWIG_GCC_VERSION < 40700 -#define SwigDoCgocall() -#define SwigDoCgocallDone() -#define SwigDoCgocallBack() -#define SwigDoCgocallBackDone() -#elif SWIG_GCC_VERSION == 40700 -void SwigDoCgocall(void) __asm__("libgo_syscall.syscall.Entersyscall"); -void SwigDoCgocallDone(void) __asm__("libgo_syscall.syscall.Exitsyscall"); -void SwigDoCgocallBack(void) __asm__("libgo_syscall.syscall.Exitsyscall"); -void SwigDoCgocallBackDone(void) __asm__("libgo_syscall.syscall.Entersyscall"); -#else -void SwigDoCgocall(void) __asm__("syscall.Cgocall"); -void SwigDoCgocallDone(void) __asm__("syscall.CgocallDone"); -void SwigDoCgocallBack(void) __asm__("syscall.CgocallBack"); -void SwigDoCgocallBackDone(void) __asm__("syscall.CgocallBackDone"); -#endif - -#define SWIGSTRINGIFY2(s) #s -#define SWIGSTRINGIFY(s) SWIGSTRINGIFY2(s) - -void SwigCgocall() - __asm__(SWIGSTRINGIFY(SWIGGO_PREFIX) ".SwigCgocall"); -void SwigCgocall() { - SwigDoCgocall(); -} - -void SwigCgocallDone() - __asm__(SWIGSTRINGIFY(SWIGGO_PREFIX) ".SwigCgocallDone"); -void SwigCgocallDone() { - SwigDoCgocallDone(); -} - -void SwigCgocallBack() - __asm__(SWIGSTRINGIFY(SWIGGO_PREFIX) ".SwigCgocallBack"); -void SwigCgocallBack() { - SwigDoCgocallBack(); -} - -void SwigCgocallBackDone() - __asm__(SWIGSTRINGIFY(SWIGGO_PREFIX) ".SwigCgocallBackDone"); -void SwigCgocallBackDone() { - SwigDoCgocallBackDone(); -} - -#undef SWIGSTRINGIFY -#undef SWIGSTRINGIFY2 - -#ifdef __cplusplus -} -#endif - -%} - -#endif - #endif -#if !SWIGGO_CGO - -%insert(runtime) %{ - -/* This is here for backward compatibility, but it will not work - with Go 1.5 or later. Do not use it in new code. */ -static _gostring_ _swig_makegostring(const char *p, size_t l) { - _gostring_ ret; - ret.p = (char*)_swig_goallocate(l + 1); - memcpy(ret.p, p, l); - ret.n = l; - return ret; -} - -%} - -#endif - -%insert(runtime) %{ - -#define SWIG_contract_assert(expr, msg) \ - if (!(expr)) { _swig_gopanic(msg); } else -%} - #ifndef SWIGGO_GCCGO %go_import("unsafe", _ "runtime/cgo") -#if !SWIGGO_CGO -%insert(go_header) %{ -var _cgo_runtime_cgocall func(unsafe.Pointer, uintptr) -%} -#endif - #else %go_import("syscall", "unsafe") @@ -346,6 +150,17 @@ type _swig_fnptr *byte type _swig_memberptr *byte %} +/* Convert a Go interface value into a C++ pointer. */ + +%insert(go_header) %{ +func getSwigcptr(v interface { Swigcptr() uintptr }) uintptr { + if v == nil { + return 0 + } + return v.Swigcptr() +} +%} + /* For directors we need C++ to track a Go pointer. Since we can't pass a Go pointer into C++, we use a map to track the pointers on the Go side. */ |