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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /xpcom/reflect/xptcall/md/unix/xptcstubs_asm_sparcv9_solaris.s | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'xpcom/reflect/xptcall/md/unix/xptcstubs_asm_sparcv9_solaris.s')
-rw-r--r-- | xpcom/reflect/xptcall/md/unix/xptcstubs_asm_sparcv9_solaris.s | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_sparcv9_solaris.s b/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_sparcv9_solaris.s new file mode 100644 index 000000000..ab97a890c --- /dev/null +++ b/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_sparcv9_solaris.s @@ -0,0 +1,50 @@ +/* -*- Mode: asm; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + + .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, uint32_t index, uint32_t* 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 |