зеркало из https://github.com/mozilla/pjs.git
Renaming asm files to be different than cpp files so compiler doesn't get confused. xptcinvoke_sparc_solaris.s _. xptcinvoke_asm_sparc_solaris.s, xptcstubs_sparc_solaris.s -> xptcstubs_asm_sparc_solaris.s
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mcafee%netscape.com
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Коммит
4b91860904
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/* Platform specific code to invoke XPCOM methods on native objects */
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.global XPTC_InvokeByIndex
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/*
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XPTC_InvokeByIndex(nsISupports* that, PRUint32 methodIndex,
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PRUint32 paramCount, nsXPTCVariant* params);
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*/
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XPTC_InvokeByIndex:
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save %sp,-(64 + 8),%sp ! room for the register window and
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! struct pointer, rounded up to 0 % 8
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mov %i2,%o0 ! paramCount
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mov %i3,%o1 ! params
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call invoke_count_words ! returns the required stack size in %o0
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nop
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sll %o0,2,%l0 ! number of bytes
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sub %sp,%l0,%sp ! create the additional stack space
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mov %sp,%o0 ! pointer for copied args
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add %o0,72,%o0 ! step past the register window, the
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! struct result pointer and the 'this' slot
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mov %i2,%o1 ! paramCount
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mov %i3,%o2 ! params
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call invoke_copy_to_stack
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nop
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!
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! calculate the target address from the vtable
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!
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sll %i1,2,%l0 ! index *= 4
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ld [%i0],%l1 ! *that --> address of vtable
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ld [%l0 + %l1],%l0 ! that->vtable[index * 4] --> target address
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!
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! set 'that' as the 'this' pointer and then load the next arguments
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! into the outgoing registers
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!
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mov %i0,%o0
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ld [%sp + 72],%o1
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ld [%sp + 76],%o2
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ld [%sp + 80],%o3
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ld [%sp + 84],%o4
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ld [%sp + 88],%o5
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jmpl %l0,%o7 ! call the routine
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nop
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mov %o0,%i0 ! propogate return value
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b .LL1
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nop
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.LL1:
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ret
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restore
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@ -0,0 +1,39 @@
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.global _SharedStub
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/*
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in the frame for the function that called SharedStub are the
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rest of the parameters we need
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*/
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_SharedStub:
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! we don't create a new frame yet, but work within the frame of the calling
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! function to give ourselves the other parameters we want
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mov %o0, %o1 ! shuffle the index up to 2nd place
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mov %i0, %o0 ! the original 'this'
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add %fp, 72, %o2 ! previous stack top adjusted to the first argument slot (beyond 'this')
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! save off the original incoming parameters that arrived in
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! registers, the ABI guarantees the space for us to do this
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st %i1, [%fp + 72]
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st %i2, [%fp + 76]
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st %i3, [%fp + 80]
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st %i4, [%fp + 84]
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st %i5, [%fp + 88]
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! now we can build our own stack frame
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save %sp,-(64 + 8),%sp ! room for the register window and
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! struct pointer, rounded up to 0 % 8
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! our function now appears to have been called
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! as SharedStub(nsISupports* that, PRUint32 index, PRUint32* args)
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! so we can just copy these through
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mov %i0, %o0
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mov %i1, %o1
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mov %i2, %o2
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call _PrepareAndDispatch
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nop
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mov %o0,%i0 ! propogate return value
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b .LL1
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nop
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.LL1:
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ret
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restore
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@ -0,0 +1,67 @@
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/* Platform specific code to invoke XPCOM methods on native objects */
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.global XPTC_InvokeByIndex
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/*
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XPTC_InvokeByIndex(nsISupports* that, PRUint32 methodIndex,
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PRUint32 paramCount, nsXPTCVariant* params);
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*/
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XPTC_InvokeByIndex:
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save %sp,-(64 + 8),%sp ! room for the register window and
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! struct pointer, rounded up to 0 % 8
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mov %i2,%o0 ! paramCount
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mov %i3,%o1 ! params
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call invoke_count_words ! returns the required stack size in %o0
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nop
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sll %o0,2,%l0 ! number of bytes
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sub %sp,%l0,%sp ! create the additional stack space
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mov %sp,%o0 ! pointer for copied args
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add %o0,72,%o0 ! step past the register window, the
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! struct result pointer and the 'this' slot
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mov %i2,%o1 ! paramCount
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mov %i3,%o2 ! params
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call invoke_copy_to_stack
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nop
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!
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! calculate the target address from the vtable
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!
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sll %i1,2,%l0 ! index *= 4
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ld [%i0],%l1 ! *that --> address of vtable
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ld [%l0 + %l1],%l0 ! that->vtable[index * 4] --> target address
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!
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! set 'that' as the 'this' pointer and then load the next arguments
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! into the outgoing registers
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!
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mov %i0,%o0
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ld [%sp + 72],%o1
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ld [%sp + 76],%o2
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ld [%sp + 80],%o3
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ld [%sp + 84],%o4
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ld [%sp + 88],%o5
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jmpl %l0,%o7 ! call the routine
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nop
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mov %o0,%i0 ! propogate return value
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b .LL1
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nop
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.LL1:
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ret
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restore
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@ -0,0 +1,39 @@
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.global _SharedStub
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/*
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in the frame for the function that called SharedStub are the
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rest of the parameters we need
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*/
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_SharedStub:
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! we don't create a new frame yet, but work within the frame of the calling
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! function to give ourselves the other parameters we want
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mov %o0, %o1 ! shuffle the index up to 2nd place
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mov %i0, %o0 ! the original 'this'
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add %fp, 72, %o2 ! previous stack top adjusted to the first argument slot (beyond 'this')
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! save off the original incoming parameters that arrived in
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! registers, the ABI guarantees the space for us to do this
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st %i1, [%fp + 72]
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st %i2, [%fp + 76]
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st %i3, [%fp + 80]
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st %i4, [%fp + 84]
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st %i5, [%fp + 88]
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! now we can build our own stack frame
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save %sp,-(64 + 8),%sp ! room for the register window and
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! struct pointer, rounded up to 0 % 8
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! our function now appears to have been called
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! as SharedStub(nsISupports* that, PRUint32 index, PRUint32* args)
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! so we can just copy these through
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mov %i0, %o0
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mov %i1, %o1
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mov %i2, %o2
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call _PrepareAndDispatch
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nop
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mov %o0,%i0 ! propogate return value
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b .LL1
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nop
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.LL1:
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ret
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restore
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