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;
; Port of uClibc for TMS320C6000 DSP architecture
;
; Copyright (C) 2010 Texas Instruments Incorporated
; Mark Salter <msalter@redhat.com>
;
; This program is free software; you can redistribute it and/or modify it
; under the terms of the GNU Library General Public License as published by
; the Free Software Foundation; either version 2 of the License, or (at your
; option) any later version.
;
; This program is distributed in the hope that it will be useful, but WITHOUT
; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
; FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
; for more details.
;
; You should have received a copy of the GNU Library General Public License
; along with this program; if not, see <http://www.gnu.org/licenses/>.
;
.text
;; On entry, the dynamic linker
;;
;; 0(sp) pad0
;; 4(sp) pad1
;; 8(sp) argc
;; 12(sp) argv[0]
;; ...
;; (4*(argc+3))(sp) NULL
;; (4*(argc+4))(sp) envp[0]
;; ...
;; NULL
;; Register values are unspecified, except:
;;
;; A4 --> pointer to rtld fini rountine
;; B14 --> pointer to application DSBT table
.global _start
_start:
.global _c_int00
_c_int00:
;; Things to do:
;;
;; * call __uClibc_main(
;; int (*main)(int, char **, char **), A4
;; int argc, B4
;; char **argv, A6
;; void (*app_init)(void), B6
;; void (*app_fini)(void), A8
;; void (*rtld_fini)(void), B8
;; void *stack_end) A10
MV .D2X A4,B8 ; rtld_fini
LDW .D2T1 *+B14($GOT(main)), A4
LDW .D2T2 *+B14($GOT(_init)), B6
B .S2 __uClibc_main
|| LDW .D2T1 *+B14($GOT(_fini)), A8
LDW .D2T2 *+B15(8),B4 ; argc
ADDAW .D1X B15,3,A6 ; **argv
MV .D1X B15,A10 ; stack_end
|| ZERO .L1 A15 ; clear FP
NOP 2
|
