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author | martin <martin@pkgsrc.org> | 2008-12-13 00:42:26 +0000 |
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committer | martin <martin@pkgsrc.org> | 2008-12-13 00:42:26 +0000 |
commit | 95faccc8d07cdfdbc3720ef803e4c759f512b393 (patch) | |
tree | cf12f40b214ae6ce79329dfb3adb0a177dfac804 /www/firefox3/files/xptcstubs_asm_sparc64_netbsd.s | |
parent | ba74a7c001e49e71b7d0f3995a1d25e67afc24d1 (diff) | |
download | pkgsrc-95faccc8d07cdfdbc3720ef803e4c759f512b393.tar.gz |
Make firefox3 work on sparc64.
ok: tnn
Diffstat (limited to 'www/firefox3/files/xptcstubs_asm_sparc64_netbsd.s')
-rw-r--r-- | www/firefox3/files/xptcstubs_asm_sparc64_netbsd.s | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/www/firefox3/files/xptcstubs_asm_sparc64_netbsd.s b/www/firefox3/files/xptcstubs_asm_sparc64_netbsd.s new file mode 100644 index 00000000000..6557db78b18 --- /dev/null +++ b/www/firefox3/files/xptcstubs_asm_sparc64_netbsd.s @@ -0,0 +1,66 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- + * + * The contents of this file are subject to the Netscape Public + * License Version 1.1 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.mozilla.org/NPL/ + * + * Software distributed under the License is distributed on an "AS + * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or + * implied. See the License for the specific language governing + * rights and limitations under the License. + * + * The Original Code is mozilla.org code. + * + * The Initial Developer of the Original Code is Netscape + * Communications Corporation. Portions created by Netscape are + * Copyright (C) 1999 Netscape Communications Corporation. All + * Rights Reserved. + * + * Contributor(s): + */ + + .global SharedStub + +/* + in the frame for the function that called SharedStub are the + rest of the parameters we need + +*/ + +SharedStub: +! we don't create a new frame yet, but work within the frame of the calling +! function to give ourselves the other parameters we want + + mov %o0, %o1 ! shuffle the index up to 2nd place + mov %i0, %o0 ! the original 'this' + add %fp, 0x7ff + 136, %o2 ! previous stack top adjusted to the first argument slot (beyond 'this') + +! save off the original incoming parameters that arrived in +! registers, the ABI guarantees the space for us to do this + stx %i1, [%fp + 0x7ff + 136] + stx %i2, [%fp + 0x7ff + 144] + stx %i3, [%fp + 0x7ff + 152] + stx %i4, [%fp + 0x7ff + 160] + stx %i5, [%fp + 0x7ff + 168] +! now we can build our own stack frame + save %sp,-(128 + 64),%sp ! room for the register window and + ! struct pointer, rounded up to 0 % 64 +! our function now appears to have been called +! as SharedStub(nsISupports* that, PRUint32 index, PRUint32* args) +! so we can just copy these through + + mov %i0, %o0 + mov %i1, %o1 + mov %i2, %o2 + call PrepareAndDispatch + nop + mov %o0,%i0 ! propagate return value + b .LL1 + nop +.LL1: + ret + restore + + .size SharedStub, .-SharedStub + .type SharedStub, #function |