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Diffstat (limited to 'libgloss/iq2000/crt0.S')
| -rw-r--r-- | libgloss/iq2000/crt0.S | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/libgloss/iq2000/crt0.S b/libgloss/iq2000/crt0.S deleted file mode 100644 index eff6b2783..000000000 --- a/libgloss/iq2000/crt0.S +++ /dev/null @@ -1,62 +0,0 @@ -##============================================================================== -## -## crt0.S -## -## IQ2000 startup code -## -##============================================================================== -## -## Copyright (c) 2000, Cygnus Solutions, A Red Hat Company -## -## The authors hereby grant permission to use, copy, modify, distribute, -## and license this software and its documentation for any purpose, provided -## that existing copyright notices are retained in all copies and that this -## notice is included verbatim in any distributions. No written agreement, -## license, or royalty fee is required for any of the authorized uses. -## Modifications to this software may be copyrighted by their authors -## and need not follow the licensing terms described here, provided that -## the new terms are clearly indicated on the first page of each file where -## they apply. -## - -##------------------------------------------------------------------------------ - - .file "crt0.S" - -##------------------------------------------------------------------------------ -## Startup code - .section .text - .global _start -_start: - lui %29,%hi(__stack) - ori %29,%29,%lo(__stack) - - lui %24,%hi(_edata) # get start of bss - ori %24,%24,%lo(_edata) - - lui %25,%hi(_end) # get end of bss - ori %25,%25,%lo(_end) - - beq %24,%25,.L0 # check if end and start are the same - # do nothing if no bss - -.L1: - sb %0,0(%24) # clear a byte and bump pointer - addi %24,%24,1 - bne %24,%25,.L1 - nop - -.L0: - jal _main # call _main to run ctors/dtors - nop - xor %4,%4,%4 - jal main # call main program - xor %5,%5,%5 - jal exit # all done, no need to return or - or %4,%0,%2 # exit with main's return value - - .section .data - .global __dso_handle - .weak __dso_handle -__dso_handle: - .long 0 |