lib/generateasm.mk

   1 ORIGFUNC= ${.PREFIX:S/^compat//}
   2 RENAMEDFUNC=${.PREFIX:S/^compat__//:C/([0-9]{2})$//}
   3 .if (${MACHINE_ARCH} == "i386")
   4 FUNCTYPE= @function
   5 PICJMP= jmpl *PIC_PLT(${ORIGFUNC})
   6 JMP= jmp ${ORIGFUNC}
   7 .elif (${MACHINE_ARCH} == "arm")
   8 FUNCTYPE= %%function
   9 PICJMP= bl PIC_SYM(${ORIGFUNC}, PLT)
  10 JMP= b ${ORIGFUNC}
  11 .endif
  12
  13 ${ASM}:
  14         ${_MKTARGET_CREATE}
  15         printf '/* MINIX3 */                                                    \n\
  16 /*                                                                              \n\
  17 * Compatibility jump table for renamed symbols.                                 \n\
  18 *                                                                               \n\
  19 * DO NOT EDIT: this file is automatically generated.                            \n\
  20 */                                                                              \n\
  21 #include <machine/asm.h>                                                        \n\
  22 .global ${RENAMEDFUNC};                                                         \n\
  23 .global ${ORIGFUNC};                                                            \n\
  24 .type ${RENAMEDFUNC},${FUNCTYPE}                                                \n\
  25 ${RENAMEDFUNC}:                                                                 \n\
  26 #ifdef PIC                                                                      \n\
  27 ${PICJMP}                                                                       \n\
  28 #else                                                                           \n\
  29 ${JMP}                                                                          \n\
  30 #endif                                                                          \n\
  31 \n ' >${.TARGET}
  32