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Diffstat (limited to 'c/src/exec/score/cpu/sparc/rtems.s')
-rw-r--r-- | c/src/exec/score/cpu/sparc/rtems.s | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/c/src/exec/score/cpu/sparc/rtems.s b/c/src/exec/score/cpu/sparc/rtems.s deleted file mode 100644 index e4dfd83fd6..0000000000 --- a/c/src/exec/score/cpu/sparc/rtems.s +++ /dev/null @@ -1,58 +0,0 @@ -/* rtems.s - * - * This file contains the single entry point code for - * the SPARC port of RTEMS. - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * Ported to ERC32 implementation of the SPARC by On-Line Applications - * Research Corporation (OAR) under contract to the European Space - * Agency (ESA). - * - * ERC32 modifications of respective RTEMS file: COPYRIGHT (c) 1995. - * European Space Agency. - * - * $Id$ - */ - -#include <asm.h> - -/* - * RTEMS - * - * This routine jumps to the directive indicated in the - * CPU defined register. This routine is used when RTEMS is - * linked by itself and placed in ROM. This routine is the - * first address in the ROM space for RTEMS. The user "calls" - * this address with the directive arguments in the normal place. - * This routine then jumps indirectly to the correct directive - * preserving the arguments. The directive should not realize - * it has been "wrapped" in this way. The table "_Entry_points" - * is used to look up the directive. - * - * void RTEMS() - */ - - .align 4 - PUBLIC(RTEMS) -SYM(RTEMS): - /* - * g2 was chosen because gcc uses it as a scratch register in - * similar code scenarios and the other locals, ins, and outs - * are off limits to this routine unless it does a "save" and - * copies its in registers to the outs which only works up until - * 6 parameters. Best to take the simple approach in this case. - */ - sethi SYM(_Entry_points), %g2 - or %g2, %lo(SYM(_Entry_points)), %g2 - sll %g1, 2, %g1 - add %g1, %g2, %g2 - jmp %g2 - nop - |