source: mainline/uspace/lib/c/arch/sparc64/src/thread_entry.S

#
# Copyright (c) 2006 Jakub Jermar
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
#   notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
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#include <abi/asmtool.h>

.text

## User-space thread entry point for all but the first threads.
#
#
SYMBOL(__thread_entry)
        add %sp, 0x7ff, %g1

        #
        # Create the first stack frame.
        #
        save %sp, -176, %sp
        flushw
        add %g0, -0x7ff, %fp

        #
        # Load libc entry point address and argument from stack
        #
        ldn [%g1 - 8], %o0
        ldn [%g1 - 16], %g1

        jmpl %g1, %r0
        # Wipe link register
        xor %o7, %o7, %o7

        ! not reached