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xpcom/reflect/xptcall/src/md/unix/xptcinvoke_mips64.cpp@b8a032363ba2 (annotated)

xpcom/reflect/xptcall/src/md/unix/xptcinvoke_mips64.cpp

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0	2	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6	/* Platform specific code to invoke XPCOM methods on native objects */
michael@0	7
michael@0	8	#include "xptcprivate.h"
michael@0	9
michael@0	10	#if (_MIPS_SIM != _ABIN32)
michael@0	11	#error "This code is for MIPS N32 only"
michael@0	12	#endif
michael@0	13
michael@0	14	extern "C" uint32_t
michael@0	15	invoke_count_words(uint32_t paramCount, nsXPTCVariant* s)
michael@0	16	{
michael@0	17	return paramCount;
michael@0	18	}
michael@0	19
michael@0	20	extern "C" void
michael@0	21	invoke_copy_to_stack(uint64_t* d, uint32_t paramCount,
michael@0	22	nsXPTCVariant* s, uint64_t *regs)
michael@0	23	{
michael@0	24	#define N_ARG_REGS 7 /* 8 regs minus 1 for "this" ptr */
michael@0	25
michael@0	26	for (uint32_t i = 0; i < paramCount; i++, s++)
michael@0	27	{
michael@0	28	if (s->IsPtrData()) {
michael@0	29	if (i < N_ARG_REGS)
michael@0	30	regs[i] = (uint64_t)s->ptr;
michael@0	31	else
michael@0	32	*d++ = (uint64_t)s->ptr;
michael@0	33	continue;
michael@0	34	}
michael@0	35	switch (s->type) {
michael@0	36	//
michael@0	37	// signed types first
michael@0	38	//
michael@0	39	case nsXPTType::T_I8:
michael@0	40	if (i < N_ARG_REGS)
michael@0	41	((int64_t*)regs)[i] = s->val.i8;
michael@0	42	else
michael@0	43	*d++ = s->val.i8;
michael@0	44	break;
michael@0	45	case nsXPTType::T_I16:
michael@0	46	if (i < N_ARG_REGS)
michael@0	47	((int64_t*)regs)[i] = s->val.i16;
michael@0	48	else
michael@0	49	*d++ = s->val.i16;
michael@0	50	break;
michael@0	51	case nsXPTType::T_I32:
michael@0	52	if (i < N_ARG_REGS)
michael@0	53	((int64_t*)regs)[i] = s->val.i32;
michael@0	54	else
michael@0	55	*d++ = s->val.i32;
michael@0	56	break;
michael@0	57	case nsXPTType::T_I64:
michael@0	58	if (i < N_ARG_REGS)
michael@0	59	((int64_t*)regs)[i] = s->val.i64;
michael@0	60	else
michael@0	61	*d++ = s->val.i64;
michael@0	62	break;
michael@0	63	//
michael@0	64	// unsigned types next
michael@0	65	//
michael@0	66	case nsXPTType::T_U8:
michael@0	67	if (i < N_ARG_REGS)
michael@0	68	regs[i] = s->val.u8;
michael@0	69	else
michael@0	70	*d++ = s->val.u8;
michael@0	71	break;
michael@0	72	case nsXPTType::T_U16:
michael@0	73	if (i < N_ARG_REGS)
michael@0	74	regs[i] = s->val.u16;
michael@0	75	else
michael@0	76	*d++ = s->val.u16;
michael@0	77	break;
michael@0	78	case nsXPTType::T_U32:
michael@0	79	if (i < N_ARG_REGS)
michael@0	80	regs[i] = s->val.u32;
michael@0	81	else
michael@0	82	*d++ = s->val.u32;
michael@0	83	break;
michael@0	84	case nsXPTType::T_U64:
michael@0	85	if (i < N_ARG_REGS)
michael@0	86	regs[i] = s->val.u64;
michael@0	87	else
michael@0	88	*d++ = s->val.u64;
michael@0	89	break;
michael@0	90	case nsXPTType::T_FLOAT:
michael@0	91	if (i < N_ARG_REGS)
michael@0	92	*(float*)&regs[i] = s->val.f;
michael@0	93	else
michael@0	94	*(float*)d++ = s->val.f;
michael@0	95	break;
michael@0	96	case nsXPTType::T_DOUBLE:
michael@0	97	if (i < N_ARG_REGS)
michael@0	98	*(double*)&regs[i] = s->val.d;
michael@0	99	else
michael@0	100	*(double*)d++ = s->val.d;
michael@0	101	break;
michael@0	102	case nsXPTType::T_BOOL:
michael@0	103	if (i < N_ARG_REGS)
michael@0	104	regs[i] = s->val.b;
michael@0	105	else
michael@0	106	*d++ = s->val.b;
michael@0	107	break;
michael@0	108	case nsXPTType::T_CHAR:
michael@0	109	if (i < N_ARG_REGS)
michael@0	110	regs[i] = s->val.c;
michael@0	111	else
michael@0	112	*d++ = s->val.c;
michael@0	113	break;
michael@0	114	case nsXPTType::T_WCHAR:
michael@0	115	if (i < N_ARG_REGS)
michael@0	116	regs[i] = s->val.wc;
michael@0	117	else
michael@0	118	*d++ = s->val.wc;
michael@0	119	break;
michael@0	120	default:
michael@0	121	// all the others are plain pointer types
michael@0	122	if (i < N_ARG_REGS)
michael@0	123	regs[i] = (uint64_t)s->val.p;
michael@0	124	else
michael@0	125	*d++ = (uint64_t)s->val.p;
michael@0	126	break;
michael@0	127	}
michael@0	128	}
michael@0	129	}
michael@0	130
michael@0	131	extern "C" nsresult _NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
michael@0	132	uint32_t paramCount,
michael@0	133	nsXPTCVariant* params);
michael@0	134
michael@0	135	EXPORT_XPCOM_API(nsresult)
michael@0	136	NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
michael@0	137	uint32_t paramCount, nsXPTCVariant* params)
michael@0	138	{
michael@0	139	return _NS_InvokeByIndex(that, methodIndex, paramCount, params);
michael@0	140	}