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-rw-r--r--xpcom/reflect/xptcall/md/unix/xptcstubs_netbsd_m68k.cpp115
1 files changed, 115 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_netbsd_m68k.cpp b/xpcom/reflect/xptcall/md/unix/xptcstubs_netbsd_m68k.cpp
new file mode 100644
index 000000000..680114fd5
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcstubs_netbsd_m68k.cpp
@@ -0,0 +1,115 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+/* Implement shared vtbl methods. */
+
+#include "xptcprivate.h"
+
+#if !defined(__NetBSD__) || !defined(__m68k__)
+#error This code is for NetBSD/m68k only
+#endif
+
+extern "C" {
+ static nsresult ATTRIBUTE_USED
+ PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex, uint32_t* args)
+ {
+#define PARAM_BUFFER_COUNT 16
+
+ nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
+ nsXPTCMiniVariant* dispatchParams = nullptr;
+ nsIInterfaceInfo* iface_info = nullptr;
+ const nsXPTMethodInfo* info;
+ uint8_t paramCount;
+ uint8_t 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(uint16_t(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");
+
+ uint32_t* ap = args;
+ for(i = 0; i < paramCount; i++, ap++)
+ {
+ const nsXPTParamInfo& param = info->GetParam(i);
+ const nsXPTType& type = param.GetType();
+ nsXPTCMiniVariant* dp = &dispatchParams[i];
+
+ if(param.IsOut() || !type.IsArithmetic())
+ {
+ dp->val.p = (void*) *ap;
+ continue;
+ }
+
+ switch(type)
+ {
+ // the 8 and 16 bit types will have been promoted to 32 bits before
+ // being pushed onto the stack. Since the 68k is big endian, we
+ // need to skip over the leading high order bytes.
+ case nsXPTType::T_I8 : dp->val.i8 = *(((int8_t*) ap) + 3); break;
+ case nsXPTType::T_I16 : dp->val.i16 = *(((int16_t*) ap) + 1); break;
+ case nsXPTType::T_I32 : dp->val.i32 = *((int32_t*) ap); break;
+ case nsXPTType::T_I64 : dp->val.i64 = *((int64_t*) ap); ap++; break;
+ case nsXPTType::T_U8 : dp->val.u8 = *(((uint8_t*) ap) + 3); break;
+ case nsXPTType::T_U16 : dp->val.u16 = *(((uint16_t*)ap) + 1); break;
+ case nsXPTType::T_U32 : dp->val.u32 = *((uint32_t*)ap); break;
+ case nsXPTType::T_U64 : dp->val.u64 = *((uint64_t*)ap); ap++; break;
+ case nsXPTType::T_FLOAT : dp->val.f = *((float*) ap); break;
+ case nsXPTType::T_DOUBLE : dp->val.d = *((double*) ap); ap++; break;
+ case nsXPTType::T_BOOL : dp->val.b = *(((char*) ap) + 3); break;
+ case nsXPTType::T_CHAR : dp->val.c = *(((char*) ap) + 3); break;
+ // wchar_t is an int (32 bits) on NetBSD
+ case nsXPTType::T_WCHAR : dp->val.wc = *((wchar_t*) ap); break;
+ default:
+ NS_ERROR("bad type");
+ break;
+ }
+ }
+
+ result = self->CallMethod((uint16_t)methodIndex, info, dispatchParams);
+
+ NS_RELEASE(iface_info);
+
+ if(dispatchParams != paramBuffer)
+ delete [] dispatchParams;
+
+ return result;
+ }
+}
+
+#define STUB_ENTRY(n) \
+__asm__( \
+ ".global _Stub"#n"__14nsXPTCStubBase\n\t" \
+"_Stub"#n"__14nsXPTCStubBase:\n\t" \
+ "link a6,#0 \n\t" \
+ "lea a6@(12), a0 \n\t" /* pointer to args */ \
+ "movl a0, sp@- \n\t" \
+ "movl #"#n", sp@- \n\t" /* method index */ \
+ "movl a6@(8), sp@- \n\t" /* this */ \
+ "jbsr _PrepareAndDispatch \n\t" \
+ "unlk a6 \n\t" \
+ "rts \n\t" \
+);
+
+#define SENTINEL_ENTRY(n) \
+nsresult nsXPTCStubBase::Sentinel##n() \
+{ \
+ NS_ERROR("nsXPTCStubBase::Sentinel called"); \
+ return NS_ERROR_NOT_IMPLEMENTED; \
+}
+
+#include "xptcstubsdef.inc"