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| 1 #ifdef __i386__ |
| 2 |
| 3 /* ----------------------------------------------------------------------- |
| 4 sysv.S - Copyright (c) 2013 The Written Word, Inc. |
| 5 - Copyright (c) 1996,1998,2001-2003,2005,2008,2010 Red Hat, Inc. |
| 6 |
| 7 X86 Foreign Function Interface |
| 8 |
| 9 Permission is hereby granted, free of charge, to any person obtaining |
| 10 a copy of this software and associated documentation files (the |
| 11 ``Software''), to deal in the Software without restriction, including |
| 12 without limitation the rights to use, copy, modify, merge, publish, |
| 13 distribute, sublicense, and/or sell copies of the Software, and to |
| 14 permit persons to whom the Software is furnished to do so, subject to |
| 15 the following conditions: |
| 16 |
| 17 The above copyright notice and this permission notice shall be included |
| 18 in all copies or substantial portions of the Software. |
| 19 |
| 20 THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, |
| 21 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 22 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 23 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
| 24 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| 25 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 26 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 27 DEALINGS IN THE SOFTWARE. |
| 28 ----------------------------------------------------------------------- */ |
| 29 |
| 30 #ifndef __x86_64__ |
| 31 |
| 32 #define LIBFFI_ASM |
| 33 #include <fficonfig.h> |
| 34 #include <ffi.h> |
| 35 #include "internal.h" |
| 36 |
| 37 #define C2(X, Y) X ## Y |
| 38 #define C1(X, Y) C2(X, Y) |
| 39 #ifdef __USER_LABEL_PREFIX__ |
| 40 # define C(X) C1(__USER_LABEL_PREFIX__, X) |
| 41 #else |
| 42 # define C(X) X |
| 43 #endif |
| 44 |
| 45 #ifdef X86_DARWIN |
| 46 # define L(X) C1(L, X) |
| 47 #else |
| 48 # define L(X) C1(.L, X) |
| 49 #endif |
| 50 |
| 51 #ifdef __ELF__ |
| 52 # define ENDF(X) .type X,@function; .size X, . - X |
| 53 #else |
| 54 # define ENDF(X) |
| 55 #endif |
| 56 |
| 57 /* Handle win32 fastcall name mangling. */ |
| 58 #ifdef X86_WIN32 |
| 59 # define ffi_call_i386 @ffi_call_i386@8 |
| 60 # define ffi_closure_inner @ffi_closure_inner@8 |
| 61 #else |
| 62 # define ffi_call_i386 C(ffi_call_i386) |
| 63 # define ffi_closure_inner C(ffi_closure_inner) |
| 64 #endif |
| 65 |
| 66 /* This macro allows the safe creation of jump tables without an |
| 67 actual table. The entry points into the table are all 8 bytes. |
| 68 The use of ORG asserts that we're at the correct location. */ |
| 69 /* ??? The clang assembler doesn't handle .org with symbolic expressions. */ |
| 70 #if defined(__clang__) || defined(__APPLE__) || (defined (__sun__) && defined(__
svr4__)) |
| 71 # define E(BASE, X) .balign 8 |
| 72 #else |
| 73 # define E(BASE, X) .balign 8; .org BASE + X * 8 |
| 74 #endif |
| 75 |
| 76 .text |
| 77 .balign 16 |
| 78 .globl ffi_call_i386 |
| 79 FFI_HIDDEN(ffi_call_i386) |
| 80 |
| 81 /* This is declared as |
| 82 |
| 83 void ffi_call_i386(struct call_frame *frame, char *argp) |
| 84 __attribute__((fastcall)); |
| 85 |
| 86 Thus the arguments are present in |
| 87 |
| 88 ecx: frame |
| 89 edx: argp |
| 90 */ |
| 91 |
| 92 ffi_call_i386: |
| 93 L(UW0): |
| 94 # cfi_startproc |
| 95 #if !HAVE_FASTCALL |
| 96 movl 4(%esp), %ecx |
| 97 movl 8(%esp), %edx |
| 98 #endif |
| 99 movl (%esp), %eax /* move the return address */ |
| 100 movl %ebp, (%ecx) /* store %ebp into local frame */ |
| 101 movl %eax, 4(%ecx) /* store retaddr into local frame */ |
| 102 |
| 103 /* New stack frame based off ebp. This is a itty bit of unwind |
| 104 trickery in that the CFA *has* changed. There is no easy way |
| 105 to describe it correctly on entry to the function. Fortunately, |
| 106 it doesn't matter too much since at all points we can correctly |
| 107 unwind back to ffi_call. Note that the location to which we |
| 108 moved the return address is (the new) CFA-4, so from the |
| 109 perspective of the unwind info, it hasn't moved. */ |
| 110 movl %ecx, %ebp |
| 111 L(UW1): |
| 112 # cfi_def_cfa(%ebp, 8) |
| 113 # cfi_rel_offset(%ebp, 0) |
| 114 |
| 115 movl %edx, %esp /* set outgoing argument stack */ |
| 116 movl 20+R_EAX*4(%ebp), %eax /* set register arguments */ |
| 117 movl 20+R_EDX*4(%ebp), %edx |
| 118 movl 20+R_ECX*4(%ebp), %ecx |
| 119 |
| 120 call *8(%ebp) |
| 121 |
| 122 movl 12(%ebp), %ecx /* load return type code */ |
| 123 movl %ebx, 8(%ebp) /* preserve %ebx */ |
| 124 L(UW2): |
| 125 # cfi_rel_offset(%ebx, 8) |
| 126 |
| 127 andl $X86_RET_TYPE_MASK, %ecx |
| 128 #ifdef __PIC__ |
| 129 call C(__x86.get_pc_thunk.bx) |
| 130 L(pc1): |
| 131 leal L(store_table)-L(pc1)(%ebx, %ecx, 8), %ebx |
| 132 #else |
| 133 leal L(store_table)(,%ecx, 8), %ebx |
| 134 #endif |
| 135 movl 16(%ebp), %ecx /* load result address */ |
| 136 jmp *%ebx |
| 137 |
| 138 .balign 8 |
| 139 L(store_table): |
| 140 E(L(store_table), X86_RET_FLOAT) |
| 141 fstps (%ecx) |
| 142 jmp L(e1) |
| 143 E(L(store_table), X86_RET_DOUBLE) |
| 144 fstpl (%ecx) |
| 145 jmp L(e1) |
| 146 E(L(store_table), X86_RET_LDOUBLE) |
| 147 fstpt (%ecx) |
| 148 jmp L(e1) |
| 149 E(L(store_table), X86_RET_SINT8) |
| 150 movsbl %al, %eax |
| 151 mov %eax, (%ecx) |
| 152 jmp L(e1) |
| 153 E(L(store_table), X86_RET_SINT16) |
| 154 movswl %ax, %eax |
| 155 mov %eax, (%ecx) |
| 156 jmp L(e1) |
| 157 E(L(store_table), X86_RET_UINT8) |
| 158 movzbl %al, %eax |
| 159 mov %eax, (%ecx) |
| 160 jmp L(e1) |
| 161 E(L(store_table), X86_RET_UINT16) |
| 162 movzwl %ax, %eax |
| 163 mov %eax, (%ecx) |
| 164 jmp L(e1) |
| 165 E(L(store_table), X86_RET_INT64) |
| 166 movl %edx, 4(%ecx) |
| 167 /* fallthru */ |
| 168 E(L(store_table), X86_RET_INT32) |
| 169 movl %eax, (%ecx) |
| 170 /* fallthru */ |
| 171 E(L(store_table), X86_RET_VOID) |
| 172 L(e1): |
| 173 movl 8(%ebp), %ebx |
| 174 movl %ebp, %esp |
| 175 popl %ebp |
| 176 L(UW3): |
| 177 # cfi_remember_state |
| 178 # cfi_def_cfa(%esp, 4) |
| 179 # cfi_restore(%ebx) |
| 180 # cfi_restore(%ebp) |
| 181 ret |
| 182 L(UW4): |
| 183 # cfi_restore_state |
| 184 |
| 185 E(L(store_table), X86_RET_STRUCTPOP) |
| 186 jmp L(e1) |
| 187 E(L(store_table), X86_RET_STRUCTARG) |
| 188 jmp L(e1) |
| 189 E(L(store_table), X86_RET_STRUCT_1B) |
| 190 movb %al, (%ecx) |
| 191 jmp L(e1) |
| 192 E(L(store_table), X86_RET_STRUCT_2B) |
| 193 movw %ax, (%ecx) |
| 194 jmp L(e1) |
| 195 |
| 196 /* Fill out the table so that bad values are predictable. */ |
| 197 E(L(store_table), X86_RET_UNUSED14) |
| 198 ud2 |
| 199 E(L(store_table), X86_RET_UNUSED15) |
| 200 ud2 |
| 201 |
| 202 L(UW5): |
| 203 # cfi_endproc |
| 204 ENDF(ffi_call_i386) |
| 205 |
| 206 /* The inner helper is declared as |
| 207 |
| 208 void ffi_closure_inner(struct closure_frame *frame, char *argp) |
| 209 __attribute_((fastcall)) |
| 210 |
| 211 Thus the arguments are placed in |
| 212 |
| 213 ecx: frame |
| 214 edx: argp |
| 215 */ |
| 216 |
| 217 /* Macros to help setting up the closure_data structure. */ |
| 218 |
| 219 #if HAVE_FASTCALL |
| 220 # define closure_FS (40 + 4) |
| 221 # define closure_CF 0 |
| 222 #else |
| 223 # define closure_FS (8 + 40 + 12) |
| 224 # define closure_CF 8 |
| 225 #endif |
| 226 |
| 227 #define FFI_CLOSURE_SAVE_REGS \ |
| 228 movl %eax, closure_CF+16+R_EAX*4(%esp); \ |
| 229 movl %edx, closure_CF+16+R_EDX*4(%esp); \ |
| 230 movl %ecx, closure_CF+16+R_ECX*4(%esp) |
| 231 |
| 232 #define FFI_CLOSURE_COPY_TRAMP_DATA \ |
| 233 movl FFI_TRAMPOLINE_SIZE(%eax), %edx; /* copy cif */ \ |
| 234 movl FFI_TRAMPOLINE_SIZE+4(%eax), %ecx; /* copy fun */ \ |
| 235 movl FFI_TRAMPOLINE_SIZE+8(%eax), %eax; /* copy user_data */ \ |
| 236 movl %edx, closure_CF+28(%esp); \ |
| 237 movl %ecx, closure_CF+32(%esp); \ |
| 238 movl %eax, closure_CF+36(%esp) |
| 239 |
| 240 #if HAVE_FASTCALL |
| 241 # define FFI_CLOSURE_PREP_CALL \ |
| 242 movl %esp, %ecx; /* load closure_data */ \ |
| 243 leal closure_FS+4(%esp), %edx; /* load incoming stack */ |
| 244 #else |
| 245 # define FFI_CLOSURE_PREP_CALL \ |
| 246 leal closure_CF(%esp), %ecx; /* load closure_data */ \ |
| 247 leal closure_FS+4(%esp), %edx; /* load incoming stack */ \ |
| 248 movl %ecx, (%esp); \ |
| 249 movl %edx, 4(%esp) |
| 250 #endif |
| 251 |
| 252 #define FFI_CLOSURE_CALL_INNER(UWN) \ |
| 253 call ffi_closure_inner |
| 254 |
| 255 #define FFI_CLOSURE_MASK_AND_JUMP(N, UW) \ |
| 256 andl $X86_RET_TYPE_MASK, %eax; \ |
| 257 leal L(C1(load_table,N))(, %eax, 8), %edx; \ |
| 258 movl closure_CF(%esp), %eax; /* optimiztic load */ \ |
| 259 jmp *%edx |
| 260 |
| 261 #ifdef __PIC__ |
| 262 # if defined X86_DARWIN || defined HAVE_HIDDEN_VISIBILITY_ATTRIBUTE |
| 263 # undef FFI_CLOSURE_MASK_AND_JUMP |
| 264 # define FFI_CLOSURE_MASK_AND_JUMP(N, UW) \ |
| 265 andl $X86_RET_TYPE_MASK, %eax; \ |
| 266 call C(__x86.get_pc_thunk.dx); \ |
| 267 L(C1(pc,N)): \ |
| 268 leal L(C1(load_table,N))-L(C1(pc,N))(%edx, %eax, 8), %edx; \ |
| 269 movl closure_CF(%esp), %eax; /* optimiztic load */ \ |
| 270 jmp *%edx |
| 271 # else |
| 272 # define FFI_CLOSURE_CALL_INNER_SAVE_EBX |
| 273 # undef FFI_CLOSURE_CALL_INNER |
| 274 # define FFI_CLOSURE_CALL_INNER(UWN) \ |
| 275 movl %ebx, 40(%esp); /* save ebx */ \ |
| 276 L(C1(UW,UWN)): \ |
| 277 # cfi_rel_offset(%ebx, 40); \ |
| 278 call C(__x86.get_pc_thunk.bx); /* load got register */ \ |
| 279 addl $C(_GLOBAL_OFFSET_TABLE_), %ebx; \ |
| 280 call ffi_closure_inner@PLT |
| 281 # undef FFI_CLOSURE_MASK_AND_JUMP |
| 282 # define FFI_CLOSURE_MASK_AND_JUMP(N, UWN) \ |
| 283 andl $X86_RET_TYPE_MASK, %eax; \ |
| 284 leal L(C1(load_table,N))@GOTOFF(%ebx, %eax, 8), %edx; \ |
| 285 movl 40(%esp), %ebx; /* restore ebx */ \ |
| 286 L(C1(UW,UWN)): \ |
| 287 # cfi_restore(%ebx); \ |
| 288 movl closure_CF(%esp), %eax; /* optimiztic load */ \ |
| 289 jmp *%edx |
| 290 # endif /* DARWIN || HIDDEN */ |
| 291 #endif /* __PIC__ */ |
| 292 |
| 293 .balign 16 |
| 294 .globl C(ffi_go_closure_EAX) |
| 295 FFI_HIDDEN(C(ffi_go_closure_EAX)) |
| 296 C(ffi_go_closure_EAX): |
| 297 L(UW6): |
| 298 # cfi_startproc |
| 299 subl $closure_FS, %esp |
| 300 L(UW7): |
| 301 # cfi_def_cfa_offset(closure_FS + 4) |
| 302 FFI_CLOSURE_SAVE_REGS |
| 303 movl 4(%eax), %edx /* copy cif */ |
| 304 movl 8(%eax), %ecx /* copy fun */ |
| 305 movl %edx, closure_CF+28(%esp) |
| 306 movl %ecx, closure_CF+32(%esp) |
| 307 movl %eax, closure_CF+36(%esp) /* closure is user_data */ |
| 308 jmp L(do_closure_i386) |
| 309 L(UW8): |
| 310 # cfi_endproc |
| 311 ENDF(C(ffi_go_closure_EAX)) |
| 312 |
| 313 .balign 16 |
| 314 .globl C(ffi_go_closure_ECX) |
| 315 FFI_HIDDEN(C(ffi_go_closure_ECX)) |
| 316 C(ffi_go_closure_ECX): |
| 317 L(UW9): |
| 318 # cfi_startproc |
| 319 subl $closure_FS, %esp |
| 320 L(UW10): |
| 321 # cfi_def_cfa_offset(closure_FS + 4) |
| 322 FFI_CLOSURE_SAVE_REGS |
| 323 movl 4(%ecx), %edx /* copy cif */ |
| 324 movl 8(%ecx), %eax /* copy fun */ |
| 325 movl %edx, closure_CF+28(%esp) |
| 326 movl %eax, closure_CF+32(%esp) |
| 327 movl %ecx, closure_CF+36(%esp) /* closure is user_data */ |
| 328 jmp L(do_closure_i386) |
| 329 L(UW11): |
| 330 # cfi_endproc |
| 331 ENDF(C(ffi_go_closure_ECX)) |
| 332 |
| 333 /* The closure entry points are reached from the ffi_closure trampoline. |
| 334 On entry, %eax contains the address of the ffi_closure. */ |
| 335 |
| 336 .balign 16 |
| 337 .globl C(ffi_closure_i386) |
| 338 FFI_HIDDEN(C(ffi_closure_i386)) |
| 339 |
| 340 C(ffi_closure_i386): |
| 341 L(UW12): |
| 342 # cfi_startproc |
| 343 subl $closure_FS, %esp |
| 344 L(UW13): |
| 345 # cfi_def_cfa_offset(closure_FS + 4) |
| 346 |
| 347 FFI_CLOSURE_SAVE_REGS |
| 348 FFI_CLOSURE_COPY_TRAMP_DATA |
| 349 |
| 350 /* Entry point from preceeding Go closures. */ |
| 351 L(do_closure_i386): |
| 352 |
| 353 FFI_CLOSURE_PREP_CALL |
| 354 FFI_CLOSURE_CALL_INNER(14) |
| 355 FFI_CLOSURE_MASK_AND_JUMP(2, 15) |
| 356 |
| 357 .balign 8 |
| 358 L(load_table2): |
| 359 E(L(load_table2), X86_RET_FLOAT) |
| 360 flds closure_CF(%esp) |
| 361 jmp L(e2) |
| 362 E(L(load_table2), X86_RET_DOUBLE) |
| 363 fldl closure_CF(%esp) |
| 364 jmp L(e2) |
| 365 E(L(load_table2), X86_RET_LDOUBLE) |
| 366 fldt closure_CF(%esp) |
| 367 jmp L(e2) |
| 368 E(L(load_table2), X86_RET_SINT8) |
| 369 movsbl %al, %eax |
| 370 jmp L(e2) |
| 371 E(L(load_table2), X86_RET_SINT16) |
| 372 movswl %ax, %eax |
| 373 jmp L(e2) |
| 374 E(L(load_table2), X86_RET_UINT8) |
| 375 movzbl %al, %eax |
| 376 jmp L(e2) |
| 377 E(L(load_table2), X86_RET_UINT16) |
| 378 movzwl %ax, %eax |
| 379 jmp L(e2) |
| 380 E(L(load_table2), X86_RET_INT64) |
| 381 movl closure_CF+4(%esp), %edx |
| 382 jmp L(e2) |
| 383 E(L(load_table2), X86_RET_INT32) |
| 384 nop |
| 385 /* fallthru */ |
| 386 E(L(load_table2), X86_RET_VOID) |
| 387 L(e2): |
| 388 addl $closure_FS, %esp |
| 389 L(UW16): |
| 390 # cfi_adjust_cfa_offset(-closure_FS) |
| 391 ret |
| 392 L(UW17): |
| 393 # cfi_adjust_cfa_offset(closure_FS) |
| 394 E(L(load_table2), X86_RET_STRUCTPOP) |
| 395 addl $closure_FS, %esp |
| 396 L(UW18): |
| 397 # cfi_adjust_cfa_offset(-closure_FS) |
| 398 ret $4 |
| 399 L(UW19): |
| 400 # cfi_adjust_cfa_offset(closure_FS) |
| 401 E(L(load_table2), X86_RET_STRUCTARG) |
| 402 jmp L(e2) |
| 403 E(L(load_table2), X86_RET_STRUCT_1B) |
| 404 movzbl %al, %eax |
| 405 jmp L(e2) |
| 406 E(L(load_table2), X86_RET_STRUCT_2B) |
| 407 movzwl %ax, %eax |
| 408 jmp L(e2) |
| 409 |
| 410 /* Fill out the table so that bad values are predictable. */ |
| 411 E(L(load_table2), X86_RET_UNUSED14) |
| 412 ud2 |
| 413 E(L(load_table2), X86_RET_UNUSED15) |
| 414 ud2 |
| 415 |
| 416 L(UW20): |
| 417 # cfi_endproc |
| 418 ENDF(C(ffi_closure_i386)) |
| 419 |
| 420 .balign 16 |
| 421 .globl C(ffi_go_closure_STDCALL) |
| 422 FFI_HIDDEN(C(ffi_go_closure_STDCALL)) |
| 423 C(ffi_go_closure_STDCALL): |
| 424 L(UW21): |
| 425 # cfi_startproc |
| 426 subl $closure_FS, %esp |
| 427 L(UW22): |
| 428 # cfi_def_cfa_offset(closure_FS + 4) |
| 429 FFI_CLOSURE_SAVE_REGS |
| 430 movl 4(%ecx), %edx /* copy cif */ |
| 431 movl 8(%ecx), %eax /* copy fun */ |
| 432 movl %edx, closure_CF+28(%esp) |
| 433 movl %eax, closure_CF+32(%esp) |
| 434 movl %ecx, closure_CF+36(%esp) /* closure is user_data */ |
| 435 jmp L(do_closure_STDCALL) |
| 436 L(UW23): |
| 437 # cfi_endproc |
| 438 ENDF(C(ffi_go_closure_STDCALL)) |
| 439 |
| 440 /* For REGISTER, we have no available parameter registers, and so we |
| 441 enter here having pushed the closure onto the stack. */ |
| 442 |
| 443 .balign 16 |
| 444 .globl C(ffi_closure_REGISTER) |
| 445 FFI_HIDDEN(C(ffi_closure_REGISTER)) |
| 446 C(ffi_closure_REGISTER): |
| 447 L(UW24): |
| 448 # cfi_startproc |
| 449 # cfi_def_cfa(%esp, 8) |
| 450 # cfi_offset(%eip, -8) |
| 451 subl $closure_FS-4, %esp |
| 452 L(UW25): |
| 453 # cfi_def_cfa_offset(closure_FS + 4) |
| 454 FFI_CLOSURE_SAVE_REGS |
| 455 movl closure_FS-4(%esp), %ecx /* load retaddr */ |
| 456 movl closure_FS(%esp), %eax /* load closure */ |
| 457 movl %ecx, closure_FS(%esp) /* move retaddr */ |
| 458 jmp L(do_closure_REGISTER) |
| 459 L(UW26): |
| 460 # cfi_endproc |
| 461 ENDF(C(ffi_closure_REGISTER)) |
| 462 |
| 463 /* For STDCALL (and others), we need to pop N bytes of arguments off |
| 464 the stack following the closure. The amount needing to be popped |
| 465 is returned to us from ffi_closure_inner. */ |
| 466 |
| 467 .balign 16 |
| 468 .globl C(ffi_closure_STDCALL) |
| 469 FFI_HIDDEN(C(ffi_closure_STDCALL)) |
| 470 C(ffi_closure_STDCALL): |
| 471 L(UW27): |
| 472 # cfi_startproc |
| 473 subl $closure_FS, %esp |
| 474 L(UW28): |
| 475 # cfi_def_cfa_offset(closure_FS + 4) |
| 476 |
| 477 FFI_CLOSURE_SAVE_REGS |
| 478 |
| 479 /* Entry point from ffi_closure_REGISTER. */ |
| 480 L(do_closure_REGISTER): |
| 481 |
| 482 FFI_CLOSURE_COPY_TRAMP_DATA |
| 483 |
| 484 /* Entry point from preceeding Go closure. */ |
| 485 L(do_closure_STDCALL): |
| 486 |
| 487 FFI_CLOSURE_PREP_CALL |
| 488 FFI_CLOSURE_CALL_INNER(29) |
| 489 |
| 490 movl %eax, %ecx |
| 491 shrl $X86_RET_POP_SHIFT, %ecx /* isolate pop count */ |
| 492 leal closure_FS(%esp, %ecx), %ecx /* compute popped esp */ |
| 493 movl closure_FS(%esp), %edx /* move return address */ |
| 494 movl %edx, (%ecx) |
| 495 |
| 496 /* From this point on, the value of %esp upon return is %ecx+4, |
| 497 and we've copied the return address to %ecx to make return easy. |
| 498 There's no point in representing this in the unwind info, as |
| 499 there is always a window between the mov and the ret which |
| 500 will be wrong from one point of view or another. */ |
| 501 |
| 502 FFI_CLOSURE_MASK_AND_JUMP(3, 30) |
| 503 |
| 504 .balign 8 |
| 505 L(load_table3): |
| 506 E(L(load_table3), X86_RET_FLOAT) |
| 507 flds closure_CF(%esp) |
| 508 movl %ecx, %esp |
| 509 ret |
| 510 E(L(load_table3), X86_RET_DOUBLE) |
| 511 fldl closure_CF(%esp) |
| 512 movl %ecx, %esp |
| 513 ret |
| 514 E(L(load_table3), X86_RET_LDOUBLE) |
| 515 fldt closure_CF(%esp) |
| 516 movl %ecx, %esp |
| 517 ret |
| 518 E(L(load_table3), X86_RET_SINT8) |
| 519 movsbl %al, %eax |
| 520 movl %ecx, %esp |
| 521 ret |
| 522 E(L(load_table3), X86_RET_SINT16) |
| 523 movswl %ax, %eax |
| 524 movl %ecx, %esp |
| 525 ret |
| 526 E(L(load_table3), X86_RET_UINT8) |
| 527 movzbl %al, %eax |
| 528 movl %ecx, %esp |
| 529 ret |
| 530 E(L(load_table3), X86_RET_UINT16) |
| 531 movzwl %ax, %eax |
| 532 movl %ecx, %esp |
| 533 ret |
| 534 E(L(load_table3), X86_RET_INT64) |
| 535 movl closure_CF+4(%esp), %edx |
| 536 movl %ecx, %esp |
| 537 ret |
| 538 E(L(load_table3), X86_RET_INT32) |
| 539 movl %ecx, %esp |
| 540 ret |
| 541 E(L(load_table3), X86_RET_VOID) |
| 542 movl %ecx, %esp |
| 543 ret |
| 544 E(L(load_table3), X86_RET_STRUCTPOP) |
| 545 movl %ecx, %esp |
| 546 ret |
| 547 E(L(load_table3), X86_RET_STRUCTARG) |
| 548 movl %ecx, %esp |
| 549 ret |
| 550 E(L(load_table3), X86_RET_STRUCT_1B) |
| 551 movzbl %al, %eax |
| 552 movl %ecx, %esp |
| 553 ret |
| 554 E(L(load_table3), X86_RET_STRUCT_2B) |
| 555 movzwl %ax, %eax |
| 556 movl %ecx, %esp |
| 557 ret |
| 558 |
| 559 /* Fill out the table so that bad values are predictable. */ |
| 560 E(L(load_table3), X86_RET_UNUSED14) |
| 561 ud2 |
| 562 E(L(load_table3), X86_RET_UNUSED15) |
| 563 ud2 |
| 564 |
| 565 L(UW31): |
| 566 # cfi_endproc |
| 567 ENDF(C(ffi_closure_STDCALL)) |
| 568 |
| 569 #if !FFI_NO_RAW_API |
| 570 |
| 571 #define raw_closure_S_FS (16+16+12) |
| 572 |
| 573 .balign 16 |
| 574 .globl C(ffi_closure_raw_SYSV) |
| 575 FFI_HIDDEN(C(ffi_closure_raw_SYSV)) |
| 576 C(ffi_closure_raw_SYSV): |
| 577 L(UW32): |
| 578 # cfi_startproc |
| 579 subl $raw_closure_S_FS, %esp |
| 580 L(UW33): |
| 581 # cfi_def_cfa_offset(raw_closure_S_FS + 4) |
| 582 movl %ebx, raw_closure_S_FS-4(%esp) |
| 583 L(UW34): |
| 584 # cfi_rel_offset(%ebx, raw_closure_S_FS-4) |
| 585 |
| 586 movl FFI_TRAMPOLINE_SIZE+8(%eax), %edx /* load cl->user_data */ |
| 587 movl %edx, 12(%esp) |
| 588 leal raw_closure_S_FS+4(%esp), %edx /* load raw_args */ |
| 589 movl %edx, 8(%esp) |
| 590 leal 16(%esp), %edx /* load &res */ |
| 591 movl %edx, 4(%esp) |
| 592 movl FFI_TRAMPOLINE_SIZE(%eax), %ebx /* load cl->cif */ |
| 593 movl %ebx, (%esp) |
| 594 call *FFI_TRAMPOLINE_SIZE+4(%eax) /* call cl->fun */ |
| 595 |
| 596 movl 20(%ebx), %eax /* load cif->flags */ |
| 597 andl $X86_RET_TYPE_MASK, %eax |
| 598 #ifdef __PIC__ |
| 599 call C(__x86.get_pc_thunk.bx) |
| 600 L(pc4): |
| 601 leal L(load_table4)-L(pc4)(%ebx, %eax, 8), %ecx |
| 602 #else |
| 603 leal L(load_table4)(,%eax, 8), %ecx |
| 604 #endif |
| 605 movl raw_closure_S_FS-4(%esp), %ebx |
| 606 L(UW35): |
| 607 # cfi_restore(%ebx) |
| 608 movl 16(%esp), %eax /* Optimistic load */ |
| 609 jmp *%ecx |
| 610 |
| 611 .balign 8 |
| 612 L(load_table4): |
| 613 E(L(load_table4), X86_RET_FLOAT) |
| 614 flds 16(%esp) |
| 615 jmp L(e4) |
| 616 E(L(load_table4), X86_RET_DOUBLE) |
| 617 fldl 16(%esp) |
| 618 jmp L(e4) |
| 619 E(L(load_table4), X86_RET_LDOUBLE) |
| 620 fldt 16(%esp) |
| 621 jmp L(e4) |
| 622 E(L(load_table4), X86_RET_SINT8) |
| 623 movsbl %al, %eax |
| 624 jmp L(e4) |
| 625 E(L(load_table4), X86_RET_SINT16) |
| 626 movswl %ax, %eax |
| 627 jmp L(e4) |
| 628 E(L(load_table4), X86_RET_UINT8) |
| 629 movzbl %al, %eax |
| 630 jmp L(e4) |
| 631 E(L(load_table4), X86_RET_UINT16) |
| 632 movzwl %ax, %eax |
| 633 jmp L(e4) |
| 634 E(L(load_table4), X86_RET_INT64) |
| 635 movl 16+4(%esp), %edx |
| 636 jmp L(e4) |
| 637 E(L(load_table4), X86_RET_INT32) |
| 638 nop |
| 639 /* fallthru */ |
| 640 E(L(load_table4), X86_RET_VOID) |
| 641 L(e4): |
| 642 addl $raw_closure_S_FS, %esp |
| 643 L(UW36): |
| 644 # cfi_adjust_cfa_offset(-raw_closure_S_FS) |
| 645 ret |
| 646 L(UW37): |
| 647 # cfi_adjust_cfa_offset(raw_closure_S_FS) |
| 648 E(L(load_table4), X86_RET_STRUCTPOP) |
| 649 addl $raw_closure_S_FS, %esp |
| 650 L(UW38): |
| 651 # cfi_adjust_cfa_offset(-raw_closure_S_FS) |
| 652 ret $4 |
| 653 L(UW39): |
| 654 # cfi_adjust_cfa_offset(raw_closure_S_FS) |
| 655 E(L(load_table4), X86_RET_STRUCTARG) |
| 656 jmp L(e4) |
| 657 E(L(load_table4), X86_RET_STRUCT_1B) |
| 658 movzbl %al, %eax |
| 659 jmp L(e4) |
| 660 E(L(load_table4), X86_RET_STRUCT_2B) |
| 661 movzwl %ax, %eax |
| 662 jmp L(e4) |
| 663 |
| 664 /* Fill out the table so that bad values are predictable. */ |
| 665 E(L(load_table4), X86_RET_UNUSED14) |
| 666 ud2 |
| 667 E(L(load_table4), X86_RET_UNUSED15) |
| 668 ud2 |
| 669 |
| 670 L(UW40): |
| 671 # cfi_endproc |
| 672 ENDF(C(ffi_closure_raw_SYSV)) |
| 673 |
| 674 #define raw_closure_T_FS (16+16+8) |
| 675 |
| 676 .balign 16 |
| 677 .globl C(ffi_closure_raw_THISCALL) |
| 678 FFI_HIDDEN(C(ffi_closure_raw_THISCALL)) |
| 679 C(ffi_closure_raw_THISCALL): |
| 680 L(UW41): |
| 681 # cfi_startproc |
| 682 /* Rearrange the stack such that %ecx is the first argument. |
| 683 This means moving the return address. */ |
| 684 popl %edx |
| 685 L(UW42): |
| 686 # cfi_def_cfa_offset(0) |
| 687 # cfi_register(%eip, %edx) |
| 688 pushl %ecx |
| 689 L(UW43): |
| 690 # cfi_adjust_cfa_offset(4) |
| 691 pushl %edx |
| 692 L(UW44): |
| 693 # cfi_adjust_cfa_offset(4) |
| 694 # cfi_rel_offset(%eip, 0) |
| 695 subl $raw_closure_T_FS, %esp |
| 696 L(UW45): |
| 697 # cfi_adjust_cfa_offset(raw_closure_T_FS) |
| 698 movl %ebx, raw_closure_T_FS-4(%esp) |
| 699 L(UW46): |
| 700 # cfi_rel_offset(%ebx, raw_closure_T_FS-4) |
| 701 |
| 702 movl FFI_TRAMPOLINE_SIZE+8(%eax), %edx /* load cl->user_data */ |
| 703 movl %edx, 12(%esp) |
| 704 leal raw_closure_T_FS+4(%esp), %edx /* load raw_args */ |
| 705 movl %edx, 8(%esp) |
| 706 leal 16(%esp), %edx /* load &res */ |
| 707 movl %edx, 4(%esp) |
| 708 movl FFI_TRAMPOLINE_SIZE(%eax), %ebx /* load cl->cif */ |
| 709 movl %ebx, (%esp) |
| 710 call *FFI_TRAMPOLINE_SIZE+4(%eax) /* call cl->fun */ |
| 711 |
| 712 movl 20(%ebx), %eax /* load cif->flags */ |
| 713 andl $X86_RET_TYPE_MASK, %eax |
| 714 #ifdef __PIC__ |
| 715 call C(__x86.get_pc_thunk.bx) |
| 716 L(pc5): |
| 717 leal L(load_table5)-L(pc5)(%ebx, %eax, 8), %ecx |
| 718 #else |
| 719 leal L(load_table5)(,%eax, 8), %ecx |
| 720 #endif |
| 721 movl raw_closure_T_FS-4(%esp), %ebx |
| 722 L(UW47): |
| 723 # cfi_restore(%ebx) |
| 724 movl 16(%esp), %eax /* Optimistic load */ |
| 725 jmp *%ecx |
| 726 |
| 727 .balign 8 |
| 728 L(load_table5): |
| 729 E(L(load_table5), X86_RET_FLOAT) |
| 730 flds 16(%esp) |
| 731 jmp L(e5) |
| 732 E(L(load_table5), X86_RET_DOUBLE) |
| 733 fldl 16(%esp) |
| 734 jmp L(e5) |
| 735 E(L(load_table5), X86_RET_LDOUBLE) |
| 736 fldt 16(%esp) |
| 737 jmp L(e5) |
| 738 E(L(load_table5), X86_RET_SINT8) |
| 739 movsbl %al, %eax |
| 740 jmp L(e5) |
| 741 E(L(load_table5), X86_RET_SINT16) |
| 742 movswl %ax, %eax |
| 743 jmp L(e5) |
| 744 E(L(load_table5), X86_RET_UINT8) |
| 745 movzbl %al, %eax |
| 746 jmp L(e5) |
| 747 E(L(load_table5), X86_RET_UINT16) |
| 748 movzwl %ax, %eax |
| 749 jmp L(e5) |
| 750 E(L(load_table5), X86_RET_INT64) |
| 751 movl 16+4(%esp), %edx |
| 752 jmp L(e5) |
| 753 E(L(load_table5), X86_RET_INT32) |
| 754 nop |
| 755 /* fallthru */ |
| 756 E(L(load_table5), X86_RET_VOID) |
| 757 L(e5): |
| 758 addl $raw_closure_T_FS, %esp |
| 759 L(UW48): |
| 760 # cfi_adjust_cfa_offset(-raw_closure_T_FS) |
| 761 /* Remove the extra %ecx argument we pushed. */ |
| 762 ret $4 |
| 763 L(UW49): |
| 764 # cfi_adjust_cfa_offset(raw_closure_T_FS) |
| 765 E(L(load_table5), X86_RET_STRUCTPOP) |
| 766 addl $raw_closure_T_FS, %esp |
| 767 L(UW50): |
| 768 # cfi_adjust_cfa_offset(-raw_closure_T_FS) |
| 769 ret $8 |
| 770 L(UW51): |
| 771 # cfi_adjust_cfa_offset(raw_closure_T_FS) |
| 772 E(L(load_table5), X86_RET_STRUCTARG) |
| 773 jmp L(e5) |
| 774 E(L(load_table5), X86_RET_STRUCT_1B) |
| 775 movzbl %al, %eax |
| 776 jmp L(e5) |
| 777 E(L(load_table5), X86_RET_STRUCT_2B) |
| 778 movzwl %ax, %eax |
| 779 jmp L(e5) |
| 780 |
| 781 /* Fill out the table so that bad values are predictable. */ |
| 782 E(L(load_table5), X86_RET_UNUSED14) |
| 783 ud2 |
| 784 E(L(load_table5), X86_RET_UNUSED15) |
| 785 ud2 |
| 786 |
| 787 L(UW52): |
| 788 # cfi_endproc |
| 789 ENDF(C(ffi_closure_raw_THISCALL)) |
| 790 |
| 791 #endif /* !FFI_NO_RAW_API */ |
| 792 |
| 793 #ifdef X86_DARWIN |
| 794 # define COMDAT(X) \ |
| 795 .section __TEXT,__textcoal_nt,coalesced,pure_instructions; \ |
| 796 .weak_definition X; \ |
| 797 .private_extern X |
| 798 #elif defined __ELF__ && !(defined(__sun__) && defined(__svr4__)) |
| 799 # define COMDAT(X) \ |
| 800 .section .text.X,"axG",@progbits,X,comdat; \ |
| 801 .globl X; \ |
| 802 FFI_HIDDEN(X) |
| 803 #else |
| 804 # define COMDAT(X) |
| 805 #endif |
| 806 |
| 807 #if defined(__PIC__) |
| 808 COMDAT(C(__x86.get_pc_thunk.bx)) |
| 809 C(__x86.get_pc_thunk.bx): |
| 810 movl (%esp), %ebx |
| 811 ret |
| 812 ENDF(C(__x86.get_pc_thunk.bx)) |
| 813 # if defined X86_DARWIN || defined HAVE_HIDDEN_VISIBILITY_ATTRIBUTE |
| 814 COMDAT(C(__x86.get_pc_thunk.dx)) |
| 815 C(__x86.get_pc_thunk.dx): |
| 816 movl (%esp), %edx |
| 817 ret |
| 818 ENDF(C(__x86.get_pc_thunk.dx)) |
| 819 #endif /* DARWIN || HIDDEN */ |
| 820 #endif /* __PIC__ */ |
| 821 |
| 822 /* Sadly, OSX cctools-as doesn't understand .cfi directives at all. */ |
| 823 |
| 824 #ifdef __APPLE__ |
| 825 .section __TEXT,__eh_frame,coalesced,no_toc+strip_static_syms+live_support |
| 826 EHFrame0: |
| 827 #elif defined(X86_WIN32) |
| 828 .section .eh_frame,"r" |
| 829 #elif defined(HAVE_AS_X86_64_UNWIND_SECTION_TYPE) |
| 830 .section .eh_frame,EH_FRAME_FLAGS,@unwind |
| 831 #else |
| 832 .section .eh_frame,EH_FRAME_FLAGS,@progbits |
| 833 #endif |
| 834 |
| 835 #ifdef HAVE_AS_X86_PCREL |
| 836 # define PCREL(X) X - . |
| 837 #else |
| 838 # define PCREL(X) X@rel |
| 839 #endif |
| 840 |
| 841 /* Simplify advancing between labels. Assume DW_CFA_advance_loc1 fits. */ |
| 842 #define ADV(N, P) .byte 2, L(N)-L(P) |
| 843 |
| 844 .balign 4 |
| 845 L(CIE): |
| 846 .set L(set0),L(ECIE)-L(SCIE) |
| 847 .long L(set0) /* CIE Length */ |
| 848 L(SCIE): |
| 849 .long 0 /* CIE Identifier Tag */ |
| 850 .byte 1 /* CIE Version */ |
| 851 .ascii "zR\0" /* CIE Augmentation */ |
| 852 .byte 1 /* CIE Code Alignment Factor */ |
| 853 .byte 0x7c /* CIE Data Alignment Factor */ |
| 854 .byte 0x8 /* CIE RA Column */ |
| 855 .byte 1 /* Augmentation size */ |
| 856 .byte 0x1b /* FDE Encoding (pcrel sdata4) */ |
| 857 .byte 0xc, 4, 4 /* DW_CFA_def_cfa, %esp offset 4 */ |
| 858 .byte 0x80+8, 1 /* DW_CFA_offset, %eip offset 1*-4 */ |
| 859 .balign 4 |
| 860 L(ECIE): |
| 861 |
| 862 .set L(set1),L(EFDE1)-L(SFDE1) |
| 863 .long L(set1) /* FDE Length */ |
| 864 L(SFDE1): |
| 865 .long L(SFDE1)-L(CIE) /* FDE CIE offset */ |
| 866 .long PCREL(L(UW0)) /* Initial location */ |
| 867 .long L(UW5)-L(UW0) /* Address range */ |
| 868 .byte 0 /* Augmentation size */ |
| 869 ADV(UW1, UW0) |
| 870 .byte 0xc, 5, 8 /* DW_CFA_def_cfa, %ebp 8 */ |
| 871 .byte 0x80+5, 2 /* DW_CFA_offset, %ebp 2*-4 */ |
| 872 ADV(UW2, UW1) |
| 873 .byte 0x80+3, 0 /* DW_CFA_offset, %ebx 0*-4 */ |
| 874 ADV(UW3, UW2) |
| 875 .byte 0xa /* DW_CFA_remember_state */ |
| 876 .byte 0xc, 4, 4 /* DW_CFA_def_cfa, %esp 4 */ |
| 877 .byte 0xc0+3 /* DW_CFA_restore, %ebx */ |
| 878 .byte 0xc0+5 /* DW_CFA_restore, %ebp */ |
| 879 ADV(UW4, UW3) |
| 880 .byte 0xb /* DW_CFA_restore_state */ |
| 881 .balign 4 |
| 882 L(EFDE1): |
| 883 |
| 884 .set L(set2),L(EFDE2)-L(SFDE2) |
| 885 .long L(set2) /* FDE Length */ |
| 886 L(SFDE2): |
| 887 .long L(SFDE2)-L(CIE) /* FDE CIE offset */ |
| 888 .long PCREL(L(UW6)) /* Initial location */ |
| 889 .long L(UW8)-L(UW6) /* Address range */ |
| 890 .byte 0 /* Augmentation size */ |
| 891 ADV(UW7, UW6) |
| 892 .byte 0xe, closure_FS+4 /* DW_CFA_def_cfa_offset */ |
| 893 .balign 4 |
| 894 L(EFDE2): |
| 895 |
| 896 .set L(set3),L(EFDE3)-L(SFDE3) |
| 897 .long L(set3) /* FDE Length */ |
| 898 L(SFDE3): |
| 899 .long L(SFDE3)-L(CIE) /* FDE CIE offset */ |
| 900 .long PCREL(L(UW9)) /* Initial location */ |
| 901 .long L(UW11)-L(UW9) /* Address range */ |
| 902 .byte 0 /* Augmentation size */ |
| 903 ADV(UW10, UW9) |
| 904 .byte 0xe, closure_FS+4 /* DW_CFA_def_cfa_offset */ |
| 905 .balign 4 |
| 906 L(EFDE3): |
| 907 |
| 908 .set L(set4),L(EFDE4)-L(SFDE4) |
| 909 .long L(set4) /* FDE Length */ |
| 910 L(SFDE4): |
| 911 .long L(SFDE4)-L(CIE) /* FDE CIE offset */ |
| 912 .long PCREL(L(UW12)) /* Initial location */ |
| 913 .long L(UW20)-L(UW12) /* Address range */ |
| 914 .byte 0 /* Augmentation size */ |
| 915 ADV(UW13, UW12) |
| 916 .byte 0xe, closure_FS+4 /* DW_CFA_def_cfa_offset */ |
| 917 #ifdef FFI_CLOSURE_CALL_INNER_SAVE_EBX |
| 918 ADV(UW14, UW13) |
| 919 .byte 0x80+3, (40-(closure_FS+4))/-4 /* DW_CFA_offset %ebx */ |
| 920 ADV(UW15, UW14) |
| 921 .byte 0xc0+3 /* DW_CFA_restore %ebx */ |
| 922 ADV(UW16, UW15) |
| 923 #else |
| 924 ADV(UW16, UW13) |
| 925 #endif |
| 926 .byte 0xe, 4 /* DW_CFA_def_cfa_offset */ |
| 927 ADV(UW17, UW16) |
| 928 .byte 0xe, closure_FS+4 /* DW_CFA_def_cfa_offset */ |
| 929 ADV(UW18, UW17) |
| 930 .byte 0xe, 4 /* DW_CFA_def_cfa_offset */ |
| 931 ADV(UW19, UW18) |
| 932 .byte 0xe, closure_FS+4 /* DW_CFA_def_cfa_offset */ |
| 933 .balign 4 |
| 934 L(EFDE4): |
| 935 |
| 936 .set L(set5),L(EFDE5)-L(SFDE5) |
| 937 .long L(set5) /* FDE Length */ |
| 938 L(SFDE5): |
| 939 .long L(SFDE5)-L(CIE) /* FDE CIE offset */ |
| 940 .long PCREL(L(UW21)) /* Initial location */ |
| 941 .long L(UW23)-L(UW21) /* Address range */ |
| 942 .byte 0 /* Augmentation size */ |
| 943 ADV(UW22, UW21) |
| 944 .byte 0xe, closure_FS+4 /* DW_CFA_def_cfa_offset */ |
| 945 .balign 4 |
| 946 L(EFDE5): |
| 947 |
| 948 .set L(set6),L(EFDE6)-L(SFDE6) |
| 949 .long L(set6) /* FDE Length */ |
| 950 L(SFDE6): |
| 951 .long L(SFDE6)-L(CIE) /* FDE CIE offset */ |
| 952 .long PCREL(L(UW24)) /* Initial location */ |
| 953 .long L(UW26)-L(UW24) /* Address range */ |
| 954 .byte 0 /* Augmentation size */ |
| 955 .byte 0xe, 8 /* DW_CFA_def_cfa_offset */ |
| 956 .byte 0x80+8, 2 /* DW_CFA_offset %eip, 2*-4 */ |
| 957 ADV(UW25, UW24) |
| 958 .byte 0xe, closure_FS+4 /* DW_CFA_def_cfa_offset */ |
| 959 .balign 4 |
| 960 L(EFDE6): |
| 961 |
| 962 .set L(set7),L(EFDE7)-L(SFDE7) |
| 963 .long L(set7) /* FDE Length */ |
| 964 L(SFDE7): |
| 965 .long L(SFDE7)-L(CIE) /* FDE CIE offset */ |
| 966 .long PCREL(L(UW27)) /* Initial location */ |
| 967 .long L(UW31)-L(UW27) /* Address range */ |
| 968 .byte 0 /* Augmentation size */ |
| 969 ADV(UW28, UW27) |
| 970 .byte 0xe, closure_FS+4 /* DW_CFA_def_cfa_offset */ |
| 971 #ifdef FFI_CLOSURE_CALL_INNER_SAVE_EBX |
| 972 ADV(UW29, UW28) |
| 973 .byte 0x80+3, (40-(closure_FS+4))/-4 /* DW_CFA_offset %ebx */ |
| 974 ADV(UW30, UW29) |
| 975 .byte 0xc0+3 /* DW_CFA_restore %ebx */ |
| 976 #endif |
| 977 .balign 4 |
| 978 L(EFDE7): |
| 979 |
| 980 #if !FFI_NO_RAW_API |
| 981 .set L(set8),L(EFDE8)-L(SFDE8) |
| 982 .long L(set8) /* FDE Length */ |
| 983 L(SFDE8): |
| 984 .long L(SFDE8)-L(CIE) /* FDE CIE offset */ |
| 985 .long PCREL(L(UW32)) /* Initial location */ |
| 986 .long L(UW40)-L(UW32) /* Address range */ |
| 987 .byte 0 /* Augmentation size */ |
| 988 ADV(UW33, UW32) |
| 989 .byte 0xe, raw_closure_S_FS+4 /* DW_CFA_def_cfa_offset */ |
| 990 ADV(UW34, UW33) |
| 991 .byte 0x80+3, 2 /* DW_CFA_offset %ebx 2*-4 */ |
| 992 ADV(UW35, UW34) |
| 993 .byte 0xc0+3 /* DW_CFA_restore %ebx */ |
| 994 ADV(UW36, UW35) |
| 995 .byte 0xe, 4 /* DW_CFA_def_cfa_offset */ |
| 996 ADV(UW37, UW36) |
| 997 .byte 0xe, raw_closure_S_FS+4 /* DW_CFA_def_cfa_offset */ |
| 998 ADV(UW38, UW37) |
| 999 .byte 0xe, 4 /* DW_CFA_def_cfa_offset */ |
| 1000 ADV(UW39, UW38) |
| 1001 .byte 0xe, raw_closure_S_FS+4 /* DW_CFA_def_cfa_offset */ |
| 1002 .balign 4 |
| 1003 L(EFDE8): |
| 1004 |
| 1005 .set L(set9),L(EFDE9)-L(SFDE9) |
| 1006 .long L(set9) /* FDE Length */ |
| 1007 L(SFDE9): |
| 1008 .long L(SFDE9)-L(CIE) /* FDE CIE offset */ |
| 1009 .long PCREL(L(UW41)) /* Initial location */ |
| 1010 .long L(UW52)-L(UW41) /* Address range */ |
| 1011 .byte 0 /* Augmentation size */ |
| 1012 ADV(UW42, UW41) |
| 1013 .byte 0xe, 0 /* DW_CFA_def_cfa_offset */ |
| 1014 .byte 0x9, 8, 2 /* DW_CFA_register %eip, %edx */ |
| 1015 ADV(UW43, UW42) |
| 1016 .byte 0xe, 4 /* DW_CFA_def_cfa_offset */ |
| 1017 ADV(UW44, UW43) |
| 1018 .byte 0xe, 8 /* DW_CFA_def_cfa_offset */ |
| 1019 .byte 0x80+8, 2 /* DW_CFA_offset %eip 2*-4 */ |
| 1020 ADV(UW45, UW44) |
| 1021 .byte 0xe, raw_closure_T_FS+8 /* DW_CFA_def_cfa_offset */ |
| 1022 ADV(UW46, UW45) |
| 1023 .byte 0x80+3, 3 /* DW_CFA_offset %ebx 3*-4 */ |
| 1024 ADV(UW47, UW46) |
| 1025 .byte 0xc0+3 /* DW_CFA_restore %ebx */ |
| 1026 ADV(UW48, UW47) |
| 1027 .byte 0xe, 8 /* DW_CFA_def_cfa_offset */ |
| 1028 ADV(UW49, UW48) |
| 1029 .byte 0xe, raw_closure_T_FS+8 /* DW_CFA_def_cfa_offset */ |
| 1030 ADV(UW50, UW49) |
| 1031 .byte 0xe, 8 /* DW_CFA_def_cfa_offset */ |
| 1032 ADV(UW51, UW50) |
| 1033 .byte 0xe, raw_closure_T_FS+8 /* DW_CFA_def_cfa_offset */ |
| 1034 .balign 4 |
| 1035 L(EFDE9): |
| 1036 #endif /* !FFI_NO_RAW_API */ |
| 1037 |
| 1038 #endif /* ifndef __x86_64__ */ |
| 1039 |
| 1040 #if defined __ELF__ && defined __linux__ |
| 1041 .section .note.GNU-stack,"",@progbits |
| 1042 #endif |
| 1043 |
| 1044 |
| 1045 #endif |
| OLD | NEW |
|---|
