| 1 | #
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| 2 | # Copyright (c) 2006 Jakub Jermar
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| 3 | # All rights reserved.
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| 4 | #
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| 5 | # Redistribution and use in source and binary forms, with or without
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| 6 | # modification, are permitted provided that the following conditions
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| 7 | # are met:
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| 8 | #
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| 9 | # - Redistributions of source code must retain the above copyright
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| 10 | # notice, this list of conditions and the following disclaimer.
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| 11 | # - Redistributions in binary form must reproduce the above copyright
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| 12 | # notice, this list of conditions and the following disclaimer in the
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| 13 | # documentation and/or other materials provided with the distribution.
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| 14 | # - The name of the author may not be used to endorse or promote products
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| 15 | # derived from this software without specific prior written permission.
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| 16 | #
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| 17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | #
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| 28 |
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| 29 | .text
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| 30 |
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| 31 | .globl __thread_entry
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| 32 |
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| 33 | ## User-space thread entry point for all but the first threads.
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| 34 | #
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| 35 | #
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| 36 | __thread_entry:
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| 37 | #
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| 38 | # Create the first stack frame.
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| 39 | #
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| 40 |
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| 41 | save %sp, -176, %sp
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| 42 | ## XXX flushw
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| 43 | mov 7, %g1
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| 44 | 1:
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| 45 | subcc %g1, 1, %g1
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| 46 | bg 1b
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| 47 | save %sp, -64, %sp
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| 48 |
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| 49 | mov 7, %g1
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| 50 | 1:
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| 51 | subcc %g1, 1, %g1
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| 52 | bg 1b
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| 53 |
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| 54 | ## XXX end flushw
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| 55 | set 0x80000000, %fp
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| 56 |
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| 57 | #
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| 58 | # Propagate the input arguments to the new window.
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| 59 | #
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| 60 |
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| 61 | mov %i0, %o0
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| 62 |
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| 63 | sethi %hi(_gp), %l7
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| 64 | call __thread_main ! %o0 contains address of uarg
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| 65 | or %l7, %lo(_gp), %l7
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| 66 |
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| 67 | ! not reached
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| 68 |
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| 69 | .end __thread_entry
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