summaryrefslogtreecommitdiffstats
path: root/xpcom/reflect/xptcall/md/unix/xptcinvoke_mips.cpp
diff options
context:
space:
mode:
authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /xpcom/reflect/xptcall/md/unix/xptcinvoke_mips.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
downloadUXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip
Add m-esr52 at 52.6.0
Diffstat (limited to 'xpcom/reflect/xptcall/md/unix/xptcinvoke_mips.cpp')
-rw-r--r--xpcom/reflect/xptcall/md/unix/xptcinvoke_mips.cpp99
1 files changed, 99 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_mips.cpp b/xpcom/reflect/xptcall/md/unix/xptcinvoke_mips.cpp
new file mode 100644
index 000000000..f6585e7f0
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcinvoke_mips.cpp
@@ -0,0 +1,99 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * Version: MPL 1.1
+ *
+ * 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/. */
+
+/* This code is for MIPS using the O32 ABI. */
+
+/* Platform specific code to invoke XPCOM methods on native objects */
+
+#include "xptcprivate.h"
+
+#include <stdint.h>
+
+extern "C" uint32_t
+invoke_count_words(uint32_t paramCount, nsXPTCVariant* s)
+{
+ // Count a word for a0 even though it's never stored or loaded
+ // We do this only for alignment of register pairs.
+ uint32_t result = 1;
+ for (uint32_t i = 0; i < paramCount; i++, result++, s++)
+ {
+ if (s->IsPtrData())
+ continue;
+
+ switch(s->type)
+ {
+ case nsXPTType::T_I64 :
+ case nsXPTType::T_U64 :
+ case nsXPTType::T_DOUBLE :
+ if (result & 1)
+ result++;
+ result++;
+ break;
+
+ default:
+ break;
+ }
+ }
+ return (result + 1) & ~(uint32_t)1;
+}
+
+extern "C" void
+invoke_copy_to_stack(uint32_t* d, uint32_t paramCount,
+ nsXPTCVariant* s)
+{
+ // Skip the unused a0 slot, which we keep only for register pair alignment.
+ d++;
+
+ for (uint32_t i = 0; i < paramCount; i++, d++, s++)
+ {
+ if (s->IsPtrData())
+ {
+ *((void**)d) = s->ptr;
+ continue;
+ }
+
+ switch(s->type)
+ {
+ case nsXPTType::T_I8 : *d = (uint32_t) s->val.i8; break;
+ case nsXPTType::T_I16 : *d = (uint32_t) s->val.i16; break;
+ case nsXPTType::T_I32 : *d = (uint32_t) s->val.i32; break;
+ case nsXPTType::T_I64 :
+ if ((intptr_t)d & 4) d++;
+ *((int64_t*) d) = s->val.i64; d++;
+ break;
+ case nsXPTType::T_U8 : *d = (uint32_t) s->val.u8; break;
+ case nsXPTType::T_U16 : *d = (uint32_t) s->val.u16; break;
+ case nsXPTType::T_U32 : *d = (uint32_t) s->val.u32; break;
+ case nsXPTType::T_U64 :
+ if ((intptr_t)d & 4) d++;
+ *((uint64_t*) d) = s->val.u64; d++;
+ break;
+ case nsXPTType::T_FLOAT : *((float*) d) = s->val.f; break;
+ case nsXPTType::T_DOUBLE :
+ if ((intptr_t)d & 4) d++;
+ *((double*) d) = s->val.d; d++;
+ break;
+ case nsXPTType::T_BOOL : *d = (bool) s->val.b; break;
+ case nsXPTType::T_CHAR : *d = (char) s->val.c; break;
+ case nsXPTType::T_WCHAR : *d = (wchar_t) s->val.wc; break;
+ default:
+ *((void**)d) = s->val.p;
+ break;
+ }
+ }
+}
+
+extern "C" nsresult _NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
+ uint32_t paramCount,
+ nsXPTCVariant* params);
+
+EXPORT_XPCOM_API(nsresult)
+NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
+ uint32_t paramCount, nsXPTCVariant* params)
+{
+ return _NS_InvokeByIndex(that, methodIndex, paramCount, params);
+}