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xpcom/reflect/xptcall/src/md/unix/xptcinvoke_asm_ppc_aix64.s@129ffea94266 (annotated)

xpcom/reflect/xptcall/src/md/unix/xptcinvoke_asm_ppc_aix64.s

Sat, 03 Jan 2015 20:18:00 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Sat, 03 Jan 2015 20:18:00 +0100

branch

TOR_BUG_3246

changeset 7

129ffea94266

permissions

-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

michael@0	1	# This Source Code Form is subject to the terms of the Mozilla Public
michael@0	2	# License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	3	# file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0	4
michael@0	5	.set r0,0; .set sp,1; .set RTOC,2; .set r3,3; .set r4,4
michael@0	6	.set r5,5; .set r6,6; .set r7,7; .set r8,8; .set r9,9
michael@0	7	.set r10,10; .set r11,11; .set r12,12; .set r13,13; .set r14,14
michael@0	8	.set r15,15; .set r16,16; .set r17,17; .set r18,18; .set r19,19
michael@0	9	.set r20,20; .set r21,21; .set r22,22; .set r23,23; .set r24,24
michael@0	10	.set r25,25; .set r26,26; .set r27,27; .set r28,28; .set r29,29
michael@0	11	.set r30,30; .set r31,31
michael@0	12	.set f0,0; .set f1,1; .set f2,2; .set f3,3; .set f4,4
michael@0	13	.set f5,5; .set f6,6; .set f7,7; .set f8,8; .set f9,9
michael@0	14	.set f10,10; .set f11,11; .set f12,12; .set f13,13; .set f14,14
michael@0	15	.set f15,15; .set f16,16; .set f17,17; .set f18,18; .set f19,19
michael@0	16	.set f20,20; .set f21,21; .set f22,22; .set f23,23; .set f24,24
michael@0	17	.set f25,25; .set f26,26; .set f27,27; .set f28,28; .set f29,29
michael@0	18	.set f30,30; .set f31,31
michael@0	19	.set BO_IF,12
michael@0	20	.set CR0_EQ,2
michael@0	21
michael@0	22	.rename H.10.NO_SYMBOL{PR},""
michael@0	23	.rename H.18.NS_InvokeByIndex{TC},"NS_InvokeByIndex"
michael@0	24
michael@0	25
michael@0	26	# .text section
michael@0	27
michael@0	28	.csect H.10.NO_SYMBOL{PR}
michael@0	29	.globl .NS_InvokeByIndex
michael@0	30	.globl NS_InvokeByIndex{DS}
michael@0	31	.extern .invoke_copy_to_stack
michael@0	32	.extern ._ptrgl{PR}
michael@0	33
michael@0	34	#
michael@0	35	# NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
michael@0	36	# uint32_t paramCount, nsXPTCVariant* params)
michael@0	37	#
michael@0	38
michael@0	39	.NS_InvokeByIndex:
michael@0	40	mflr r0
michael@0	41	std r31,-8(sp)
michael@0	42	#
michael@0	43	# save off the incoming values in the caller's parameter area
michael@0	44	#
michael@0	45	std r3,48(sp) # that
michael@0	46	std r4,56(sp) # methodIndex
michael@0	47	std r5,64(sp) # paramCount
michael@0	48	std r6,72(sp) # params
michael@0	49	std r0,16(sp)
michael@0	50	stdu sp,-168(sp) # 2*24=48 for linkage area,
michael@0	51	# 8*13=104 for fprData area
michael@0	52	# 16 for saved registers
michael@0	53
michael@0	54	# prepare args for 'invoke_copy_to_stack' call
michael@0	55	#
michael@0	56	ld r4,232(sp) # paramCount (168+8+56)
michael@0	57	ld r5,240(sp) # params
michael@0	58	mr r6,sp # fprData
michael@0	59	sldi r3,r4,3 # number of bytes of stack required
michael@0	60	# is at most numParams*8
michael@0	61	addi r3,r3,56 # linkage area (48) + this (8)
michael@0	62	mr r31,sp # save original stack top
michael@0	63	subfc sp,r3,sp # bump the stack
michael@0	64	addi r3,sp,56 # parameter pointer excludes linkage area
michael@0	65	# size + 'this'
michael@0	66
michael@0	67	bl .invoke_copy_to_stack
michael@0	68	nop
michael@0	69
michael@0	70	lfd f1,0(r31) # Restore floating point registers
michael@0	71	lfd f2,8(r31)
michael@0	72	lfd f3,16(r31)
michael@0	73	lfd f4,24(r31)
michael@0	74	lfd f5,32(r31)
michael@0	75	lfd f6,40(r31)
michael@0	76	lfd f7,48(r31)
michael@0	77	lfd f8,56(r31)
michael@0	78	lfd f9,64(r31)
michael@0	79	lfd f10,72(r31)
michael@0	80	lfd f11,80(r31)
michael@0	81	lfd f12,88(r31)
michael@0	82	lfd f13,96(r31)
michael@0	83
michael@0	84	ld r3,216(r31) # that (168+48)
michael@0	85	ld r4,0(r3) # get vTable from 'that'
michael@0	86	ld r5,224(r31) # methodIndex (168+56)
michael@0	87	sldi r5,r5,3 # methodIndex * 8
michael@0	88	# No junk at the start of 64bit vtable !!!
michael@0	89	ldx r11,r5,r4 # get function pointer (this jumps
michael@0	90	# either to the function if no adjustment
michael@0	91	# is needed (displacement = 0), or it
michael@0	92	# jumps to the thunk code, which will jump
michael@0	93	# to the function at the end)
michael@0	94
michael@0	95	# No adjustment of the that pointer in 64bit mode, this is done
michael@0	96	# by the thunk code
michael@0	97
michael@0	98	ld r4,56(sp)
michael@0	99	ld r5,64(sp)
michael@0	100	ld r6,72(sp)
michael@0	101	ld r7,80(sp)
michael@0	102	ld r8,88(sp)
michael@0	103	ld r9,96(sp)
michael@0	104	ld r10,104(sp)
michael@0	105
michael@0	106	bl ._ptrgl{PR}
michael@0	107	nop
michael@0	108
michael@0	109	mr sp,r31
michael@0	110	ld r0,184(sp) # 168+16
michael@0	111	addi sp,sp,168
michael@0	112	mtlr r0
michael@0	113	ld r31,-8(sp)
michael@0	114	blr
michael@0	115
michael@0	116	# .data section
michael@0	117
michael@0	118	.toc # 0x00000038
michael@0	119	T.18.NS_InvokeByIndex:
michael@0	120	.tc H.18.NS_InvokeByIndex{TC},NS_InvokeByIndex{DS}
michael@0	121
michael@0	122	.csect NS_InvokeByIndex{DS}
michael@0	123	.llong .NS_InvokeByIndex # "\0\0\0\0"
michael@0	124	.llong TOC{TC0} # "\0\0\0008"
michael@0	125	.llong 0x00000000 # "\0\0\0\0"
michael@0	126	# End csect NS_InvokeByIndex{DS}
michael@0	127
michael@0	128	# .bss section