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-rw-r--r--xpcom/reflect/xptcall/md/win32/xptcstubs_x86_64.cpp197
1 files changed, 197 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/md/win32/xptcstubs_x86_64.cpp b/xpcom/reflect/xptcall/md/win32/xptcstubs_x86_64.cpp
new file mode 100644
index 000000000..8ff479d1e
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/win32/xptcstubs_x86_64.cpp
@@ -0,0 +1,197 @@
+/* -*- 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"
+#include "xptiprivate.h"
+
+/*
+ * This is for Windows XP 64-Bit Edition / Server 2003 for AMD64 or later.
+ */
+
+extern "C" nsresult
+PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex, uint64_t* args,
+ uint64_t *gprData, double *fprData)
+{
+#define PARAM_BUFFER_COUNT 16
+//
+// "this" pointer is first parameter, so parameter count is 3.
+//
+#define PARAM_GPR_COUNT 3
+#define PARAM_FPR_COUNT 3
+
+ nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
+ nsXPTCMiniVariant* dispatchParams = nullptr;
+ const nsXPTMethodInfo* info = nullptr;
+ uint8_t paramCount;
+ uint8_t i;
+ nsresult result = NS_ERROR_FAILURE;
+
+ NS_ASSERTION(self,"no self");
+
+ self->mEntry->GetMethodInfo(uint16_t(methodIndex), &info);
+ NS_ASSERTION(info,"no method 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");
+
+ uint64_t* ap = args;
+ uint32_t iCount = 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 = (int8_t)gprData[iCount++];
+ else
+ dp->val.i8 = *((int8_t*)ap++);
+ break;
+
+ case nsXPTType::T_I16:
+ if (iCount < PARAM_GPR_COUNT)
+ dp->val.i16 = (int16_t)gprData[iCount++];
+ else
+ dp->val.i16 = *((int16_t*)ap++);
+ break;
+
+ case nsXPTType::T_I32:
+ if (iCount < PARAM_GPR_COUNT)
+ dp->val.i32 = (int32_t)gprData[iCount++];
+ else
+ dp->val.i32 = *((int32_t*)ap++);
+ break;
+
+ case nsXPTType::T_I64:
+ if (iCount < PARAM_GPR_COUNT)
+ dp->val.i64 = (int64_t)gprData[iCount++];
+ else
+ dp->val.i64 = *((int64_t*)ap++);
+ break;
+
+ case nsXPTType::T_U8:
+ if (iCount < PARAM_GPR_COUNT)
+ dp->val.u8 = (uint8_t)gprData[iCount++];
+ else
+ dp->val.u8 = *((uint8_t*)ap++);
+ break;
+
+ case nsXPTType::T_U16:
+ if (iCount < PARAM_GPR_COUNT)
+ dp->val.u16 = (uint16_t)gprData[iCount++];
+ else
+ dp->val.u16 = *((uint16_t*)ap++);
+ break;
+
+ case nsXPTType::T_U32:
+ if (iCount < PARAM_GPR_COUNT)
+ dp->val.u32 = (uint32_t)gprData[iCount++];
+ else
+ dp->val.u32 = *((uint32_t*)ap++);
+ break;
+
+ case nsXPTType::T_U64:
+ if (iCount < PARAM_GPR_COUNT)
+ dp->val.u64 = (uint64_t)gprData[iCount++];
+ else
+ dp->val.u64 = *((uint64_t*)ap++);
+ break;
+
+ case nsXPTType::T_FLOAT:
+ if (iCount < PARAM_FPR_COUNT)
+ // The value in xmm register is already prepared to
+ // be retrieved as a float. Therefore, we pass the
+ // value verbatim, as a double without conversion.
+ dp->val.d = (double)fprData[iCount++];
+ else
+ dp->val.f = *((float*)ap++);
+ break;
+
+ case nsXPTType::T_DOUBLE:
+ if (iCount < PARAM_FPR_COUNT)
+ dp->val.d = (double)fprData[iCount++];
+ else
+ dp->val.d = *((double*)ap++);
+ break;
+
+ case nsXPTType::T_BOOL:
+ if (iCount < PARAM_GPR_COUNT)
+ // We need cast to uint8_t to remove garbage on upper 56-bit
+ // at first.
+ dp->val.b = (bool)(uint8_t)gprData[iCount++];
+ else
+ dp->val.b = *((bool*)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_ERROR("bad type");
+ break;
+ }
+ }
+
+ result = self->mOuter->CallMethod((uint16_t)methodIndex, info, dispatchParams);
+
+ if(dispatchParams != paramBuffer)
+ delete [] dispatchParams;
+
+ return result;
+}
+
+#define STUB_ENTRY(n) /* defined in the assembly file */
+
+#define SENTINEL_ENTRY(n) \
+nsresult nsXPTCStubBase::Sentinel##n() \
+{ \
+ NS_ERROR("nsXPTCStubBase::Sentinel called"); \
+ return NS_ERROR_NOT_IMPLEMENTED; \
+}
+
+#include "xptcstubsdef.inc"
+
+void
+xptc_dummy()
+{
+}
+