зеркало из https://github.com/mozilla/gecko-dev.git
Check in initial, non-working XPTCall code from Linux-PPC.
This commit is contained in:
waterson%netscape.com
Родитель
a19c2c4c87
Коммит
a00b3b52d4
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@ -147,6 +147,11 @@ CPPSRCS := xptcinvoke_ppc_aix.cpp xptcstubs_ppc_aix.cpp
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ASFILES := xptcinvoke_asm_ppc_aix.s xptcstubs_asm_ppc_aix.s
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endif
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ifeq ($(OS_ARCH)$(OS_TEST),Linuxppc)
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CPPSRCS := xptcinvoke_ppc_linux.cpp xptcstubs_ppc_linux.cpp
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ASFILES := xptcinvoke_asm_ppc_linux.s xptcstubs_asm_ppc_linux.s
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endif
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######################################################################
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# SPARC
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######################################################################
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|
|
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@ -0,0 +1,128 @@
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#
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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 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
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||||
# Rights Reserved.
|
||||
#
|
||||
# Contributor(s):
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||||
#
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||||
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.set r0,0; .set sp,1; .set RTOC,2; .set r3,3; .set r4,4
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.set r5,5; .set r6,6; .set r7,7; .set r8,8; .set r9,9
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.set r10,10; .set r11,11; .set r12,12; .set r13,13; .set r14,14
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.set r15,15; .set r16,16; .set r17,17; .set r18,18; .set r19,19
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.set r20,20; .set r21,21; .set r22,22; .set r23,23; .set r24,24
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.set r25,25; .set r26,26; .set r27,27; .set r28,28; .set r29,29
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.set r30,30; .set r31,31
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.set f0,0; .set f1,1; .set f2,2; .set f3,3; .set f4,4
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.set f5,5; .set f6,6; .set f7,7; .set f8,8; .set f9,9
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.set f10,10; .set f11,11; .set f12,12; .set f13,13; .set f14,14
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.set f15,15; .set f16,16; .set f17,17; .set f18,18; .set f19,19
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.set f20,20; .set f21,21; .set f22,22; .set f23,23; .set f24,24
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.set f25,25; .set f26,26; .set f27,27; .set f28,28; .set f29,29
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.set f30,30; .set f31,31
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# .text section
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.globl XPTC_InvokeByIndex
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.extern invoke_count_words
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.extern invoke_copy_to_stack
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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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mflr r0
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stw r31,-4(sp)
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#
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# save off the incoming values in the caller's parameter area
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#
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stw r3,24(sp) # that
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stw r4,28(sp) # methodIndex
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stw r5,32(sp) # paramCount
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stw r6,36(sp) # params
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stw r0,8(sp)
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stwu sp,-136(sp) # = 24 for linkage area, 8 * 13 for fprData area, 8 for saved registers
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# set up for and call 'invoke_count_words' to get new stack size
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#
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mr r3,r5
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mr r4,r6
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bl invoke_count_words
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nop
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# prepare args for 'invoke_copy_to_stack' call
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#
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lwz r4,168(sp) # paramCount
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lwz r5,172(sp) # params
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mr r6,sp # fprData
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slwi r3,r3,2 # number of bytes of stack required
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addi r3,r3,28 # linkage area
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mr r31,sp # save original stack top
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subfc sp,r3,sp # bump the stack
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addi r3,sp,28 # parameter pointer excludes linkage area size + 'this'
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bl invoke_copy_to_stack
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nop
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lfd f1,0(r31) # Restore floating point registers
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lfd f2,8(r31)
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lfd f3,16(r31)
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lfd f4,24(r31)
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lfd f5,32(r31)
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lfd f6,40(r31)
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lfd f7,48(r31)
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lfd f8,56(r31)
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lfd f9,64(r31)
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lfd f10,72(r31)
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lfd f11,80(r31)
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lfd f12,88(r31)
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lfd f13,96(r31)
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lwz r3,160(r31) # that
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lwz r4,0(r3) # get vTable from 'that'
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lwz r5,164(r31) # methodIndex
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slwi r5,r5,3 # methodIndex * 8
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addi r5,r5,8 # step over junk at start of vTable !
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lwzx r11,r5,r4 # get function pointer
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lwz r4,28(sp)
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lwz r5,32(sp)
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lwz r6,36(sp)
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lwz r7,40(sp)
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lwz r8,44(sp)
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lwz r9,48(sp)
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lwz r10,52(sp)
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mtlr r11
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blrl
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mr sp,r31
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lwz r0,144(sp)
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addi sp,sp,136
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mtlr r0
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lwz r31,-4(sp)
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blr
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@ -0,0 +1,131 @@
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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 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) 1998 Netscape Communications Corporation. All
|
||||
* Rights Reserved.
|
||||
*
|
||||
* Contributor(s):
|
||||
*/
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/* Platform specific code to invoke XPCOM methods on native objects */
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#include "xptcprivate.h"
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typedef unsigned nsXPCVariant;
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extern "C" PRUint32
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invoke_count_words(PRUint32 paramCount, nsXPTCVariant* s)
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{
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PRUint32 result = 0;
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for(PRUint32 i = 0; i < paramCount; i++, s++)
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{
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if(s->IsPtrData())
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{
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result++;
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continue;
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}
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switch(s->type)
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{
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case nsXPTType::T_I8 :
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case nsXPTType::T_I16 :
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case nsXPTType::T_I32 :
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result++;
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break;
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case nsXPTType::T_I64 :
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result+=2;
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break;
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case nsXPTType::T_U8 :
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case nsXPTType::T_U16 :
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case nsXPTType::T_U32 :
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result++;
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break;
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case nsXPTType::T_U64 :
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result+=2;
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break;
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case nsXPTType::T_FLOAT :
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result++;
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break;
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case nsXPTType::T_DOUBLE :
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result+=2;
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break;
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case nsXPTType::T_BOOL :
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case nsXPTType::T_CHAR :
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case nsXPTType::T_WCHAR :
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result++;
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break;
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default:
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// all the others are plain pointer types
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result++;
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break;
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}
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}
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// nuts, I know there's a cooler way of doing this, but it's late
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// now and it'll probably come to me in the morning.
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if (result & 0x3)
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result += 4 - (result & 0x3); // ensure q-word alignment
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return result;
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}
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extern "C" void
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invoke_copy_to_stack(PRUint32* d, PRUint32 paramCount, nsXPTCVariant* s)
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{
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/*
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We need to copy the parameters for this function to locals and use them
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from there since the parameters occupy the same stack space as the stack
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we're trying to populate.
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*/
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uint32 *l_d = d;
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nsXPTCVariant *l_s = s;
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uint32 l_paramCount = paramCount;
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typedef struct {
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uint32 hi;
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uint32 lo;
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} DU; // have to move 64 bit entities as 32 bit halves since
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// stack slots are not guaranteed 16 byte aligned
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for(uint32 i = 0; i < l_paramCount; i++, l_d++, l_s++)
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{
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if(l_s->IsPtrData())
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{
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*((void**)l_d) = l_s->ptr;
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continue;
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}
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switch(l_s->type)
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{
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case nsXPTType::T_I8 : *((int32*) l_d) = l_s->val.i8; break;
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case nsXPTType::T_I16 : *((int32*) l_d) = l_s->val.i16; break;
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case nsXPTType::T_I32 : *((int32*) l_d) = l_s->val.i32; break;
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case nsXPTType::T_I64 :
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case nsXPTType::T_U64 :
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case nsXPTType::T_DOUBLE : *((uint32*) l_d++) = ((DU *)l_s)->hi;
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*((uint32*) l_d) = ((DU *)l_s)->lo;
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break;
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case nsXPTType::T_U8 : *((uint32*) l_d) = l_s->val.u8; break;
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case nsXPTType::T_U16 : *((uint32*) l_d) = l_s->val.u16; break;
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case nsXPTType::T_U32 : *((uint32*) l_d) = l_s->val.u32; break;
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case nsXPTType::T_FLOAT : *((float*) l_d) = l_s->val.f; break;
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case nsXPTType::T_BOOL : *((PRBool*) l_d) = l_s->val.b; break;
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case nsXPTType::T_CHAR : *((uint32*) l_d) = l_s->val.c; break;
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case nsXPTType::T_WCHAR : *((int32*) l_d) = l_s->val.wc; break;
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default:
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// all the others are plain pointer types
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*((void**)l_d) = l_s->val.p;
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break;
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||||
}
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}
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}
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@ -0,0 +1,95 @@
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|||
#
|
||||
# -*- 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):
|
||||
#
|
||||
|
||||
.set r0,0; .set sp,1; .set RTOC,2; .set r3,3; .set r4,4
|
||||
.set r5,5; .set r6,6; .set r7,7; .set r8,8; .set r9,9
|
||||
.set r10,10; .set r11,11; .set r12,12; .set r13,13; .set r14,14
|
||||
.set r15,15; .set r16,16; .set r17,17; .set r18,18; .set r19,19
|
||||
.set r20,20; .set r21,21; .set r22,22; .set r23,23; .set r24,24
|
||||
.set r25,25; .set r26,26; .set r27,27; .set r28,28; .set r29,29
|
||||
.set r30,30; .set r31,31
|
||||
.set f0,0; .set f1,1; .set f2,2; .set f3,3; .set f4,4
|
||||
.set f5,5; .set f6,6; .set f7,7; .set f8,8; .set f9,9
|
||||
.set f10,10; .set f11,11; .set f12,12; .set f13,13; .set f14,14
|
||||
.set f15,15; .set f16,16; .set f17,17; .set f18,18; .set f19,19
|
||||
.set f20,20; .set f21,21; .set f22,22; .set f23,23; .set f24,24
|
||||
.set f25,25; .set f26,26; .set f27,27; .set f28,28; .set f29,29
|
||||
.set f30,30; .set f31,31
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
# .text section
|
||||
|
||||
.globl SharedStub
|
||||
.extern PrepareAndDispatch
|
||||
|
||||
|
||||
#
|
||||
# on entry SharedStub has the method selector in r12, the rest of the original
|
||||
# parameters are in r3 thru r10 and f1 thru f13
|
||||
#
|
||||
|
||||
SharedStub:
|
||||
mflr r0
|
||||
stw r0,8(sp)
|
||||
|
||||
stwu sp,-176(sp) # room for linkage (24), fprData (104), gprData(28)
|
||||
# outgoing params to PrepareAndDispatch (20)
|
||||
|
||||
stw r4,44(sp)
|
||||
stw r5,48(sp)
|
||||
stw r6,52(sp)
|
||||
stw r7,56(sp)
|
||||
stw r8,60(sp)
|
||||
stw r9,64(sp)
|
||||
stw r10,68(sp)
|
||||
stfd f1,72(sp)
|
||||
stfd f2,80(sp)
|
||||
stfd f3,88(sp)
|
||||
stfd f4,96(sp)
|
||||
stfd f5,104(sp)
|
||||
stfd f6,112(sp)
|
||||
stfd f7,120(sp)
|
||||
stfd f8,128(sp)
|
||||
stfd f9,136(sp)
|
||||
stfd f10,144(sp)
|
||||
stfd f11,152(sp)
|
||||
stfd f12,156(sp)
|
||||
stfd f13,164(sp)
|
||||
|
||||
addi r6,sp,44 # gprData
|
||||
addi r7,sp,72 # fprData
|
||||
# r3 has the 'self' pointer already
|
||||
# mr r4,r12 # methodIndex selector
|
||||
addi r5,sp,232 # pointer to callers args area, beyond r3-r10 mapped range
|
||||
|
||||
bl PrepareAndDispatch
|
||||
nop
|
||||
|
||||
lwz r0,184(sp)
|
||||
addi sp,sp,176
|
||||
mtlr r0
|
||||
blr
|
||||
|
||||
|
|
@ -0,0 +1,209 @@
|
|||
/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
||||
*
|
||||
* 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):
|
||||
*/
|
||||
|
||||
/* Implement shared vtbl methods. */
|
||||
|
||||
#include "xptcprivate.h"
|
||||
|
||||
/*
|
||||
For PPC (AIX & MAC), the first 8 integral and the first 13 f.p. parameters
|
||||
arrive in a separate chunk of data that has been loaded from the registers.
|
||||
The args pointer has been set to the start of the parameters BEYOND the ones
|
||||
arriving in registers
|
||||
*/
|
||||
extern "C" nsresult
|
||||
PrepareAndDispatch(nsXPTCStubBase* self, PRUint32 methodIndex, PRUint32* args, PRUint32 *gprData, double *fprData)
|
||||
{
|
||||
typedef struct {
|
||||
uint32 hi;
|
||||
uint32 lo; // have to move 64 bit entities as 32 bit halves since
|
||||
} DU; // stack slots are not guaranteed 16 byte aligned
|
||||
|
||||
#define PARAM_BUFFER_COUNT 16
|
||||
#define PARAM_GPR_COUNT 7
|
||||
|
||||
nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
|
||||
nsXPTCMiniVariant* dispatchParams = NULL;
|
||||
nsIInterfaceInfo* iface_info = NULL;
|
||||
const nsXPTMethodInfo* info;
|
||||
PRUint8 paramCount;
|
||||
PRUint8 i;
|
||||
nsresult result = NS_ERROR_FAILURE;
|
||||
|
||||
NS_ASSERTION(self,"no self");
|
||||
|
||||
self->GetInterfaceInfo(&iface_info);
|
||||
NS_ASSERTION(iface_info,"no interface info");
|
||||
|
||||
iface_info->GetMethodInfo(PRUint16(methodIndex), &info);
|
||||
NS_ASSERTION(info,"no interface info");
|
||||
|
||||
paramCount = info->GetParamCount();
|
||||
|
||||
// setup variant array pointer
|
||||
if(paramCount > PARAM_BUFFER_COUNT)
|
||||
dispatchParams = new nsXPTCMiniVariant[paramCount];
|
||||
else
|
||||
dispatchParams = paramBuffer;
|
||||
NS_ASSERTION(dispatchParams,"no place for params");
|
||||
|
||||
PRUint32* ap = args;
|
||||
PRUint32 iCount = 0;
|
||||
PRUint32 fpCount = 0;
|
||||
for(i = 0; i < paramCount; i++)
|
||||
{
|
||||
const nsXPTParamInfo& param = info->GetParam(i);
|
||||
const nsXPTType& type = param.GetType();
|
||||
nsXPTCMiniVariant* dp = &dispatchParams[i];
|
||||
|
||||
if(param.IsOut() || !type.IsArithmetic())
|
||||
{
|
||||
if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.p = (void*) gprData[iCount++];
|
||||
else
|
||||
dp->val.p = (void*) *ap++;
|
||||
continue;
|
||||
}
|
||||
// else
|
||||
switch(type)
|
||||
{
|
||||
case nsXPTType::T_I8 : if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.i8 = (PRInt8) gprData[iCount++];
|
||||
else
|
||||
dp->val.i8 = (PRInt8) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_I16 : if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.i16 = (PRInt16) gprData[iCount++];
|
||||
else
|
||||
dp->val.i16 = (PRInt16) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_I32 : if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.i32 = (PRInt32) gprData[iCount++];
|
||||
else
|
||||
dp->val.i32 = (PRInt32) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_I64 : if (iCount < PARAM_GPR_COUNT)
|
||||
((DU *)dp)->hi = (PRInt32) gprData[iCount++];
|
||||
else
|
||||
((DU *)dp)->hi = (PRInt32) *ap++;
|
||||
if (iCount < PARAM_GPR_COUNT)
|
||||
((DU *)dp)->lo = (PRUint32) gprData[iCount++];
|
||||
else
|
||||
((DU *)dp)->lo = (PRUint32) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_U8 : if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.i8 = (PRUint8) gprData[iCount++];
|
||||
else
|
||||
dp->val.i8 = (PRUint8) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_U16 : if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.i16 = (PRUint16) gprData[iCount++];
|
||||
else
|
||||
dp->val.i16 = (PRUint16) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_U32 : if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.i32 = (PRUint32) gprData[iCount++];
|
||||
else
|
||||
dp->val.i32 = (PRUint32) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_U64 : if (iCount < PARAM_GPR_COUNT)
|
||||
((DU *)dp)->hi = (PRUint32) gprData[iCount++];
|
||||
else
|
||||
((DU *)dp)->hi = (PRUint32) *ap++;
|
||||
if (iCount < PARAM_GPR_COUNT)
|
||||
((DU *)dp)->lo = (PRUint32) gprData[iCount++];
|
||||
else
|
||||
((DU *)dp)->lo = (PRUint32) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_FLOAT : if (fpCount < 13) {
|
||||
dp->val.f = (float) fprData[fpCount++];
|
||||
if (iCount < PARAM_GPR_COUNT)
|
||||
++iCount;
|
||||
else
|
||||
++ap;
|
||||
}
|
||||
else
|
||||
dp->val.f = *((float*) ap++);
|
||||
break;
|
||||
case nsXPTType::T_DOUBLE : if (fpCount < 13) {
|
||||
dp->val.d = (double) fprData[fpCount++];
|
||||
if (iCount < PARAM_GPR_COUNT)
|
||||
++iCount;
|
||||
else
|
||||
++ap;
|
||||
if (iCount < PARAM_GPR_COUNT)
|
||||
++iCount;
|
||||
else
|
||||
++ap;
|
||||
}
|
||||
else {
|
||||
dp->val.f = *((double*) ap);
|
||||
ap += 2;
|
||||
}
|
||||
break;
|
||||
case nsXPTType::T_BOOL : if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.b = (PRBool) gprData[iCount++];
|
||||
else
|
||||
dp->val.b = (PRBool) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_CHAR : if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.c = (char) gprData[iCount++];
|
||||
else
|
||||
dp->val.c = (char) *ap++;
|
||||
break;
|
||||
case nsXPTType::T_WCHAR : if (iCount < PARAM_GPR_COUNT)
|
||||
dp->val.wc = (wchar_t) gprData[iCount++];
|
||||
else
|
||||
dp->val.wc = (wchar_t) *ap++;
|
||||
break;
|
||||
default:
|
||||
NS_ASSERTION(0, "bad type");
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
result = self->CallMethod((PRUint16)methodIndex, info, dispatchParams);
|
||||
|
||||
NS_RELEASE(iface_info);
|
||||
|
||||
if(dispatchParams != paramBuffer)
|
||||
delete [] dispatchParams;
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
extern "C" int SharedStub(void *, int);
|
||||
|
||||
#define STUB_ENTRY(n) \
|
||||
nsresult nsXPTCStubBase::Stub##n() \
|
||||
{ \
|
||||
return SharedStub(this, n); \
|
||||
} \
|
||||
|
||||
#define SENTINEL_ENTRY(n) \
|
||||
nsresult nsXPTCStubBase::Sentinel##n() \
|
||||
{ \
|
||||
NS_ASSERTION(0,"nsXPTCStubBase::Sentinel called"); \
|
||||
return NS_ERROR_NOT_IMPLEMENTED; \
|
||||
}
|
||||
|
||||
#include "xptcstubsdef.inc"
|
||||
Загрузка…
Ссылка в новой задаче