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[/] [or1k/] [trunk/] [linux/] [uClibc/] [ldso/] [ldso/] [sh64/] [boot1_arch.h] - Blame information for rev 1771

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Line No. Rev Author Line
1 1325 phoenix
/* Any assmbly language/system dependent hacks needed to setup boot1.c so it
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 * will work as expected and cope with whatever platform specific wierdness is
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 * needed for this architecture.
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 */
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asm("" \
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"       .section .text..SHmedia32,\"ax\"\n"                             \
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"       .globl _dl_boot\n"                                              \
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"       .type _dl_boot, @function\n"                                    \
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"       .align 5\n"                                                     \
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"_dl_boot:\n"                                                           \
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"       ! Set r12 to point to GOT\n"                                    \
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"       movi    (((datalabel _GLOBAL_OFFSET_TABLE_-(.LZZZ3-.)) >> 16) & 65535), r12\n"  \
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"       shori   ((datalabel _GLOBAL_OFFSET_TABLE_-(.LZZZ3-.)) & 65535), r12\n"          \
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".LZZZ3:\n"                                                             \
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"       ptrel/u r12, tr0\n"                                             \
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"       gettr   tr0, r12        ! GOT address\n"                        \
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"       add     r18, r63, r11   ! save return address - needed?\n"      \
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"       add     r15, r63, r2    ! arg = stack pointer\n"                \
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"       pt      _dl_boot2, tr0  ! should work even if PIC\n"            \
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"       blink   tr0, r18        ! call _dl_boot2 - user EP is in r2\n"  \
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);
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#define _dl_boot _dl_boot2
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#define LD_BOOT(X)   static void * __attribute__ ((unused)) _dl_boot (X)

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