diff options
Diffstat (limited to 'libgloss/visium/crt0.S')
| -rw-r--r-- | libgloss/visium/crt0.S | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/libgloss/visium/crt0.S b/libgloss/visium/crt0.S deleted file mode 100644 index bb1448962..000000000 --- a/libgloss/visium/crt0.S +++ /dev/null @@ -1,88 +0,0 @@ -/* crt0.S for the Visium processor. - - Copyright (c) 2015 Rolls-Royce Controls and Data Services Limited. - 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 - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - * Neither the name of Rolls-Royce Controls and Data Services Limited nor - the names of its contributors may be used to endorse or promote products - derived from this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - THE POSSIBILITY OF SUCH DAMAGE. */ - - .weak _get_cmdline - .text - .align 4 - .global __start -__start: - /* Initialize the stack pointer. */ - moviu r1,%u _estack - movil r1,%l _estack - move.l r23,r1 - - /* Terminate the frame chain. */ - moviq r22,0 - - /* Zero the .bss segment. */ - moviu r1,%u __bss_start - movil r1,%l __bss_start - moviu r2,%u __bss_end - movil r2,%l __bss_end -.L0: - cmp.l r1,r1 - brr eq,.L1 - nop - write.b (r1),r0 - brr tr,.L0 - addi r1,1 -.L1: - /* Register __fini (destructors) with atexit. */ - moviu r1,%u __fini - moviu r2,%u atexit - movil r2,%l atexit - bra tr,r2,r21 - movil r1,%l __fini - - /* Call __init (constructors). */ - moviu r1,%u __init - movil r1,%l __init - bra tr,r1,r21 - nop - - /* Set up argc and argv. */ - moviu r3,%u _get_cmdline - movil r3,%l _get_cmdline - cmp.l r3,r0 - moviq r1,0 - bra ne,r3,r21 - moviq r2,0 - - /* Call the main program. */ - moviu r3,%u main - movil r3,%l main - bra tr,r3,r21 - nop - - /* Call exit in case the main program didn't. */ - moviu r2,%u exit - movil r2,%l exit - bra tr,r2,r21 - nop - .end |