Overview
Comment: | runtime: Make exceptions work in Amiga library |
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1cae2c720c121e8bae2669f7e1b933cd |
User & Date: | js on 2018-05-05 15:57:32 |
Other Links: | manifest | tags |
Context
2018-05-05
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17:05 | configure: Fix -O2 being dropped from OBJCFLAGS check-in: ae2aa3ef79 user: js tags: trunk | |
15:57 | runtime: Make exceptions work in Amiga library check-in: 1cae2c720c user: js tags: trunk | |
2018-05-01
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15:10 | runtime: Add a linklib for the Amiga library check-in: f840649052 user: js tags: trunk | |
Changes
Modified src/runtime/Makefile from [f41345f3e8] to [a411b1ac5c].
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57 58 59 60 61 62 63 | AMIGA_LIB_CFLAGS += -DOBJC_COMPILING_AMIGA_LIBRARY LD = ${OBJC} FRAMEWORK_LIBS = ${LIBS} # For 68000, GCC emits calls to helper functions that expect a4 to be set. # Remove this once the library is using -fbaserel. AMIGA_LIB_CFLAGS += -mcpu=68020 | | | 57 58 59 60 61 62 63 64 | AMIGA_LIB_CFLAGS += -DOBJC_COMPILING_AMIGA_LIBRARY LD = ${OBJC} FRAMEWORK_LIBS = ${LIBS} # For 68000, GCC emits calls to helper functions that expect a4 to be set. # Remove this once the library is using -fbaserel. AMIGA_LIB_CFLAGS += -mcpu=68020 AMIGA_LIB_LDFLAGS += -mcpu=68020 -nostdlib -lnix |
Modified src/runtime/ObjFW_RT.h from [df243066af] to [209bda944a].
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323 324 325 326 327 328 329 330 331 332 333 334 | extern void objc_setProperty(id _Nonnull self, SEL _Nonnull _cmd, ptrdiff_t offset, id _Nullable value, bool atomic, signed char copy); extern void objc_getPropertyStruct(void *_Nonnull dest, const void *_Nonnull src, ptrdiff_t size, bool atomic, bool strong); extern void objc_setPropertyStruct(void *_Nonnull dest, const void *_Nonnull src, ptrdiff_t size, bool atomic, bool strong); extern void objc_enumerationMutation(id _Nonnull obj); #ifdef __cplusplus } #endif #endif | > > > > | 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 | extern void objc_setProperty(id _Nonnull self, SEL _Nonnull _cmd, ptrdiff_t offset, id _Nullable value, bool atomic, signed char copy); extern void objc_getPropertyStruct(void *_Nonnull dest, const void *_Nonnull src, ptrdiff_t size, bool atomic, bool strong); extern void objc_setPropertyStruct(void *_Nonnull dest, const void *_Nonnull src, ptrdiff_t size, bool atomic, bool strong); extern void objc_enumerationMutation(id _Nonnull obj); # ifndef OBJC_NO_PERSONALITY_DECLARATION extern int __gnu_objc_personality_v0(int version, int actions, uint64_t ex_class, void *_Nonnull ex, void *_Nonnull ctx); # endif #ifdef __cplusplus } #endif #endif |
Modified src/runtime/ObjFW_RT.sfd from [576423b2b1] to [256d65765a].
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20 21 22 23 24 25 26 27 28 29 30 31 32 33 | int glue_objc_sync_enter(id _Nullable object)(a0) int glue_objc_sync_exit(id _Nullable object)(a0) id glue_objc_getProperty(id _Nonnull self, SEL _Nonnull _cmd, ptrdiff_t offset, bool atomic)(a0,a1,d0,d1) void glue_objc_setProperty(id _Nonnull self, SEL _Nonnull _cmd, ptrdiff_t offset, id value, bool atomic, signed char copy)(a0,a1,d0,a2,d1,d2) void glue_objc_getPropertyStruct(void *_Nonnull dest, const void *_Nonnull src, ptrdiff_t size, bool atomic, bool strong)(a0,a1,d0,d1,d2) void glue_objc_setPropertyStruct(void *_Nonnull dest, const void *_Nonnull src, ptrdiff_t size, bool atomic, bool strong)(a0,a1,d0,d1,d2) void glue_objc_enumerationMutation(id _Nonnull obj)(a0) * Functions declared in ObjFW_RT.h SEL _Nonnull sel_registerName(const char *_Nonnull name)(a0) const char *_Nonnull sel_getName(SEL _Nonnull sel)(a0) bool sel_isEqual(SEL _Nonnull sel1, SEL _Nonnull sel2)(a0,a1) Class _Nonnull objc_allocateClassPair(Class _Nullable superclass, const char *_Nonnull name, size_t extra_bytes)(a0,a1,d0) void objc_registerClassPair(Class _Nonnull cls)(a0) unsigned int objc_getClassList(Class _Nonnull *_Nullable buf, unsigned int count)(a0,d0) | > | 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 | int glue_objc_sync_enter(id _Nullable object)(a0) int glue_objc_sync_exit(id _Nullable object)(a0) id glue_objc_getProperty(id _Nonnull self, SEL _Nonnull _cmd, ptrdiff_t offset, bool atomic)(a0,a1,d0,d1) void glue_objc_setProperty(id _Nonnull self, SEL _Nonnull _cmd, ptrdiff_t offset, id value, bool atomic, signed char copy)(a0,a1,d0,a2,d1,d2) void glue_objc_getPropertyStruct(void *_Nonnull dest, const void *_Nonnull src, ptrdiff_t size, bool atomic, bool strong)(a0,a1,d0,d1,d2) void glue_objc_setPropertyStruct(void *_Nonnull dest, const void *_Nonnull src, ptrdiff_t size, bool atomic, bool strong)(a0,a1,d0,d1,d2) void glue_objc_enumerationMutation(id _Nonnull obj)(a0) int glue___gnu_objc_personality_v0(int version, int actions, uint64_t *_Nonnull ex_class, void *_Nonnull ex, void *_Nonnull ctx)(d0,d1,d2,a0,a1) * Functions declared in ObjFW_RT.h SEL _Nonnull sel_registerName(const char *_Nonnull name)(a0) const char *_Nonnull sel_getName(SEL _Nonnull sel)(a0) bool sel_isEqual(SEL _Nonnull sel1, SEL _Nonnull sel2)(a0,a1) Class _Nonnull objc_allocateClassPair(Class _Nullable superclass, const char *_Nonnull name, size_t extra_bytes)(a0,a1,d0) void objc_registerClassPair(Class _Nonnull cls)(a0) unsigned int objc_getClassList(Class _Nonnull *_Nullable buf, unsigned int count)(a0,d0) |
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Modified src/runtime/amiga-glue.m from [f6066a455d] to [41f74e1272].
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136 137 138 139 140 141 142 | } void glue_objc_enumerationMutation(id obj OBJC_M68K_REG("a0")) { objc_enumerationMutation(obj); } | > > > > > > > > | 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 | } void glue_objc_enumerationMutation(id obj OBJC_M68K_REG("a0")) { objc_enumerationMutation(obj); } int glue___gnu_objc_personality_v0(int version OBJC_M68K_REG("d0"), int actions OBJC_M68K_REG("d1"), uint64_t *ex_class OBJC_M68K_REG("d2"), void *ex OBJC_M68K_REG("a0"), void *ctx OBJC_M68K_REG("a1")) { return __gnu_objc_personality_v0(version, actions, *ex_class, ex, ctx); } |
Modified src/runtime/amiga-library.m from [6c5b775beb] to [3eba26b1b7].
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39 40 41 42 43 44 45 | _start() { return -1; } struct ObjFWRTBase { struct Library library; | | > > > > < < < | | | | | > > > > > < < < < < < < | > > > > > | 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 | _start() { return -1; } struct ObjFWRTBase { struct Library library; void *seg_list; bool initialized; }; extern uintptr_t __CTOR_LIST__[], __DTOR_LIST__[]; extern const void *_EH_FRAME_BEGINS__; extern void *_EH_FRAME_OBJECTS__; struct ExecBase *SysBase; #ifdef OF_MORPHOS const ULONG __abox__ = 1; #endif struct objc_libc *libc; FILE *stdout; FILE *stderr; static struct Library * lib_init(struct ExecBase *exec_base OBJC_M68K_REG("a6"), void *seg_list OBJC_M68K_REG("a0"), struct ObjFWRTBase *base OBJC_M68K_REG("d0")) { SysBase = exec_base; base->seg_list = seg_list; return &base->library; } static struct Library * OBJC_M68K_FUNC(lib_open, struct ObjFWRTBase *base OBJC_M68K_REG("a6")) { OBJC_M68K_ARG(struct ObjFWRTBase *, base, REG_A6) base->library.lib_OpenCnt++; base->library.lib_Flags &= ~LIBF_DELEXP; return &base->library; } static void * expunge(struct ObjFWRTBase *base) { void *seg_list; if (base->library.lib_OpenCnt > 0) { base->library.lib_Flags |= LIBF_DELEXP; return 0; } seg_list = base->seg_list; Remove(&base->library.lib_Node); FreeMem((char *)base - base->library.lib_NegSize, base->library.lib_NegSize + base->library.lib_PosSize); return seg_list; } static void * OBJC_M68K_FUNC(lib_expunge, struct ObjFWRTBase *base OBJC_M68K_REG("a6")) { OBJC_M68K_ARG(struct ObjFWRTBase *, base, REG_A6) return expunge(base); } static void * OBJC_M68K_FUNC(lib_close, struct ObjFWRTBase *base OBJC_M68K_REG("a6")) { OBJC_M68K_ARG(struct ObjFWRTBase *, base, REG_A6) if (base->initialized && (size_t)_EH_FRAME_BEGINS__ == (size_t)_EH_FRAME_OBJECTS__) for (size_t i = 1; i <= (size_t)_EH_FRAME_BEGINS__; i++) libc->__deregister_frame_info((&_EH_FRAME_BEGINS__)[i]); if (--base->library.lib_OpenCnt == 0 && (base->library.lib_Flags & LIBF_DELEXP)) return expunge(base); return 0; } static void * lib_null(void) { return 0; } static void objc_init(struct ObjFWRTBase *base OBJC_M68K_REG("a6"), struct objc_libc *libc_ OBJC_M68K_REG("a0")) { uintptr_t *iter, *iter0; libc = libc_; stdout = libc->stdout_; stderr = libc->stderr_; if ((size_t)_EH_FRAME_BEGINS__ == (size_t)_EH_FRAME_OBJECTS__) for (size_t i = 1; i <= (size_t)_EH_FRAME_BEGINS__; i++) libc->__register_frame_info((&_EH_FRAME_BEGINS__)[i], (&_EH_FRAME_OBJECTS__)[i]); iter0 = &__CTOR_LIST__[1]; for (iter = iter0; *iter != 0; iter++); while (iter > iter0) { void (*ctor)(void) = (void (*)(void))*--iter; ctor(); |
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205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 | } void abort(void) { libc->abort(); } #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wpedantic" static CONST_APTR function_table[] = { (CONST_APTR)lib_open, (CONST_APTR)lib_close, (CONST_APTR)lib_expunge, (CONST_APTR)lib_null, #include "amiga-library-functable.inc" (CONST_APTR)-1, }; #pragma GCC diagnostic pop static struct { ULONG data_size; CONST_APTR *function_table; ULONG *data_table; struct Library *(*init_func)( struct ExecBase *exec_base OBJC_M68K_REG("a6"), | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | | 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 | } void abort(void) { libc->abort(); } int _Unwind_RaiseException(void *ex) { return libc->_Unwind_RaiseException(ex); } void _Unwind_DeleteException(void *ex) { libc->_Unwind_DeleteException(ex); } void * _Unwind_GetLanguageSpecificData(void *ctx) { return libc->_Unwind_GetLanguageSpecificData(ctx); } uintptr_t _Unwind_GetRegionStart(void *ctx) { return libc->_Unwind_GetRegionStart(ctx); } uintptr_t _Unwind_GetDataRelBase(void *ctx) { return libc->_Unwind_GetDataRelBase(ctx); } uintptr_t _Unwind_GetTextRelBase(void *ctx) { return libc->_Unwind_GetTextRelBase(ctx); } uintptr_t _Unwind_GetIP(void *ctx) { return libc->_Unwind_GetIP(ctx); } uintptr_t _Unwind_GetGR(void *ctx, int gr) { return libc->_Unwind_GetGR(ctx, gr); } void _Unwind_SetIP(void *ctx, uintptr_t ip) { libc->_Unwind_SetIP(ctx, ip); } void _Unwind_SetGR(void *ctx, int gr, uintptr_t value) { libc->_Unwind_SetGR(ctx, gr, value); } void _Unwind_Resume(void *ex) { libc->_Unwind_Resume(ex); } #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wpedantic" static CONST_APTR function_table[] = { (CONST_APTR)lib_open, (CONST_APTR)lib_close, (CONST_APTR)lib_expunge, (CONST_APTR)lib_null, #include "amiga-library-functable.inc" (CONST_APTR)-1, }; #pragma GCC diagnostic pop static struct { ULONG data_size; CONST_APTR *function_table; ULONG *data_table; struct Library *(*init_func)( struct ExecBase *exec_base OBJC_M68K_REG("a6"), void *seg_list OBJC_M68K_REG("a0"), struct ObjFWRTBase *base OBJC_M68K_REG("d0")); } init_table = { sizeof(struct ObjFWRTBase), function_table, NULL, lib_init }; |
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Modified src/runtime/exception.m from [f8288a7f27] to [537d308f3a].
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12 13 14 15 16 17 18 19 20 21 22 23 24 25 | * Alternatively, it may be distributed under the terms of the GNU General * Public License, either version 2 or 3, which can be found in the file * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this * file. */ #include "config.h" #include <stdio.h> #include <stdlib.h> #include <string.h> #import "ObjFW_RT.h" #import "private.h" | > > | 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | * Alternatively, it may be distributed under the terms of the GNU General * Public License, either version 2 or 3, which can be found in the file * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this * file. */ #include "config.h" #define OBJC_NO_PERSONALITY_DECLARATION #include <stdio.h> #include <stdlib.h> #include <string.h> #import "ObjFW_RT.h" #import "private.h" |
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Modified src/runtime/linklib/linklib.m from [03684c47f6] to [ca3819c013].
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21 22 23 24 25 26 27 28 29 30 31 32 33 34 | #import "private.h" #import "macros.h" #include <proto/exec.h> #include <stdio.h> #include <stdlib.h> struct Library *ObjFWRTBase; static void __attribute__((__constructor__)) init(void) { static bool initialized = false; static struct objc_libc libc; | > > > > > > > > > > > > > > | 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | #import "private.h" #import "macros.h" #include <proto/exec.h> #include <stdio.h> #include <stdlib.h> extern int _Unwind_RaiseException(void *); extern void _Unwind_DeleteException(void *); extern void *_Unwind_GetLanguageSpecificData(void *); extern uintptr_t _Unwind_GetRegionStart(void *); extern uintptr_t _Unwind_GetDataRelBase(void *); extern uintptr_t _Unwind_GetTextRelBase(void *); extern uintptr_t _Unwind_GetIP(void *); extern uintptr_t _Unwind_GetGR(void *, int); extern void _Unwind_SetIP(void *, uintptr_t); extern void _Unwind_SetGR(void *, int, uintptr_t); extern void _Unwind_Resume(void *); extern void __register_frame_info(const void *, void *); extern void __deregister_frame_info(const void *); struct Library *ObjFWRTBase; static void __attribute__((__constructor__)) init(void) { static bool initialized = false; static struct objc_libc libc; |
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46 47 48 49 50 51 52 53 54 55 56 57 58 59 | .calloc = calloc, .realloc = realloc, .free = free, .vfprintf = vfprintf, .fputs = fputs, .exit = exit, .abort = abort, .stdout_ = stdout, .stderr_ = stderr }; objc_init(&libc); initialized = true; } | > > > > > > > > > > > > > > | 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | .calloc = calloc, .realloc = realloc, .free = free, .vfprintf = vfprintf, .fputs = fputs, .exit = exit, .abort = abort, ._Unwind_RaiseException = _Unwind_RaiseException, ._Unwind_DeleteException = _Unwind_DeleteException, ._Unwind_GetLanguageSpecificData = _Unwind_GetLanguageSpecificData, ._Unwind_GetRegionStart = _Unwind_GetRegionStart, ._Unwind_GetDataRelBase = _Unwind_GetDataRelBase, ._Unwind_GetTextRelBase = _Unwind_GetTextRelBase, ._Unwind_GetIP = _Unwind_GetIP, ._Unwind_GetGR = _Unwind_GetGR, ._Unwind_SetIP = _Unwind_SetIP, ._Unwind_SetGR = _Unwind_SetGR, ._Unwind_Resume = _Unwind_Resume, .__register_frame_info = __register_frame_info, .__deregister_frame_info = __deregister_frame_info, .stdout_ = stdout, .stderr_ = stderr }; objc_init(&libc); initialized = true; } |
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128 129 130 131 132 133 134 | { return glue_objc_get_class(name); } void objc_exception_throw(id object) { | > > > > > | > > > > > > | 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 | { return glue_objc_get_class(name); } void objc_exception_throw(id object) { /* * This does not use the glue code to hack around a compiler bug. * * When using the generated inline stubs, the compiler does not emit * any frame information, making the unwind fail. As unwind always * starts from objc_exception_throw(), this means exceptions would * never work. If, however, we're using a function pointer instead of * the inline stub, the compiler does generate a frame and everything * works fine. */ uintptr_t throw = (((uintptr_t)ObjFWRTBase) - 0x60); ((void (*)(id OBJC_M68K_REG("a0")))throw)(object); OF_UNREACHABLE } int objc_sync_enter(id object) { |
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177 178 179 180 181 182 183 | } void objc_enumerationMutation(id obj) { glue_objc_enumerationMutation(obj); } | > > > > > > > > | 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 | } void objc_enumerationMutation(id obj) { glue_objc_enumerationMutation(obj); } int __gnu_objc_personality_v0(int version, int actions, uint64_t ex_class, void *ex, void *ctx) { return glue___gnu_objc_personality_v0(version, actions, &ex_class, ex, ctx); } |
Modified src/runtime/private.h from [2cf61640d4] to [d94124ff8f].
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141 142 143 144 145 146 147 148 149 150 151 152 153 154 | void *(*calloc)(size_t, size_t); void *(*realloc)(void *, size_t); void (*free)(void *); int (*vfprintf)(FILE *, const char *, va_list); int (*fputs)(const char *, FILE *); void (*exit)(int); void (*abort)(void); FILE *stdout_; FILE *stderr_; } *objc_libc; #endif #ifdef OBJC_COMPILING_AMIGA_LIBRARY # undef stdout | > > > > > > > > > > > > > | 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 | void *(*calloc)(size_t, size_t); void *(*realloc)(void *, size_t); void (*free)(void *); int (*vfprintf)(FILE *, const char *, va_list); int (*fputs)(const char *, FILE *); void (*exit)(int); void (*abort)(void); int (*_Unwind_RaiseException)(void *_Nonnull); void (*_Unwind_DeleteException)(void *_Nonnull); void *(*_Unwind_GetLanguageSpecificData)(void *_Nonnull); uintptr_t (*_Unwind_GetRegionStart)(void *_Nonnull); uintptr_t (*_Unwind_GetDataRelBase)(void *_Nonnull); uintptr_t (*_Unwind_GetTextRelBase)(void *_Nonnull); uintptr_t (*_Unwind_GetIP)(void *_Nonnull); uintptr_t (*_Unwind_GetGR)(void *_Nonnull, int); void (*_Unwind_SetIP)(void *_Nonnull, uintptr_t); void (*_Unwind_SetGR)(void *_Nonnull, int, uintptr_t); void (*_Unwind_Resume)(void *); void (*__register_frame_info)(const void *, void *); void (*__deregister_frame_info)(const void *); FILE *stdout_; FILE *stderr_; } *objc_libc; #endif #ifdef OBJC_COMPILING_AMIGA_LIBRARY # undef stdout |
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191 192 193 194 195 196 197 198 199 200 201 202 203 204 | ptrdiff_t size OBJC_M68K_REG("d0"), bool atomic OBJC_M68K_REG("d1"), bool strong OBJC_M68K_REG("d2")); extern void glue_objc_setPropertyStruct(void *_Nonnull dest OBJC_M68K_REG("a0"), const void *_Nonnull src OBJC_M68K_REG("a1"), ptrdiff_t size OBJC_M68K_REG("d0"), bool atomic OBJC_M68K_REG("d1"), bool strong OBJC_M68K_REG("d2")); extern void glue_objc_enumerationMutation(id _Nonnull obj OBJC_M68K_REG("a0")); #endif extern void objc_register_all_categories(struct objc_abi_symtab *_Nonnull); extern struct objc_category *_Nullable *_Nullable objc_categories_for_class(Class _Nonnull); extern void objc_unregister_all_categories(void); extern void objc_initialize_class(Class _Nonnull); | > > > > > | 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 | ptrdiff_t size OBJC_M68K_REG("d0"), bool atomic OBJC_M68K_REG("d1"), bool strong OBJC_M68K_REG("d2")); extern void glue_objc_setPropertyStruct(void *_Nonnull dest OBJC_M68K_REG("a0"), const void *_Nonnull src OBJC_M68K_REG("a1"), ptrdiff_t size OBJC_M68K_REG("d0"), bool atomic OBJC_M68K_REG("d1"), bool strong OBJC_M68K_REG("d2")); extern void glue_objc_enumerationMutation(id _Nonnull obj OBJC_M68K_REG("a0")); extern int glue___gnu_objc_personality_v0(int version OBJC_M68K_REG("d0"), int actions OBJC_M68K_REG("d1"), uint64_t *_Nonnull ex_class OBJC_M68K_REG("d2"), void *_Nonnull ex OBJC_M68K_REG("a0"), void *_Nonnull ctx OBJC_M68K_REG("a1")); #endif extern void objc_register_all_categories(struct objc_abi_symtab *_Nonnull); extern struct objc_category *_Nullable *_Nullable objc_categories_for_class(Class _Nonnull); extern void objc_unregister_all_categories(void); extern void objc_initialize_class(Class _Nonnull); |
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