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-rw-r--r--xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix.cpp185
1 files changed, 185 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix.cpp b/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix.cpp
new file mode 100644
index 000000000..0463c21c5
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix.cpp
@@ -0,0 +1,185 @@
+/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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"
+
+#if defined(AIX)
+
+/*
+ For PPC (AIX & MAC), the first 8 integral and the first 13 f.p. parameters
+ arrive in a separate chunk of data that has been loaded from the registers.
+ The args pointer has been set to the start of the parameters BEYOND the ones
+ arriving in registers
+*/
+extern "C" nsresult ATTRIBUTE_USED
+PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex, uint32_t* args, uint32_t *gprData, double *fprData)
+{
+ typedef struct {
+ uint32_t hi;
+ uint32_t lo; // have to move 64 bit entities as 32 bit halves since
+ } DU; // stack slots are not guaranteed 16 byte aligned
+
+#define PARAM_BUFFER_COUNT 16
+#define PARAM_GPR_COUNT 7
+
+ 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");
+
+ uint32_t* ap = args;
+ uint32_t iCount = 0;
+ uint32_t fpCount = 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)
+ ((DU *)dp)->hi = (int32_t) gprData[iCount++];
+ else
+ ((DU *)dp)->hi = (int32_t) *ap++;
+ if (iCount < PARAM_GPR_COUNT)
+ ((DU *)dp)->lo = (uint32_t) gprData[iCount++];
+ else
+ ((DU *)dp)->lo = (uint32_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)
+ ((DU *)dp)->hi = (uint32_t) gprData[iCount++];
+ else
+ ((DU *)dp)->hi = (uint32_t) *ap++;
+ if (iCount < PARAM_GPR_COUNT)
+ ((DU *)dp)->lo = (uint32_t) gprData[iCount++];
+ else
+ ((DU *)dp)->lo = (uint32_t) *ap++;
+ break;
+ case nsXPTType::T_FLOAT : if (fpCount < 13) {
+ dp->val.f = (float) fprData[fpCount++];
+ if (iCount < PARAM_GPR_COUNT)
+ ++iCount;
+ else
+ ++ap;
+ }
+ else
+ dp->val.f = *((float*) ap++);
+ break;
+ case nsXPTType::T_DOUBLE : if (fpCount < 13) {
+ dp->val.d = (double) fprData[fpCount++];
+ if (iCount < PARAM_GPR_COUNT)
+ ++iCount;
+ else
+ ++ap;
+ if (iCount < PARAM_GPR_COUNT)
+ ++iCount;
+ else
+ ++ap;
+ }
+ else {
+ dp->val.f = *((double*) ap);
+ ap += 2;
+ }
+ break;
+ case nsXPTType::T_BOOL : if (iCount < PARAM_GPR_COUNT)
+ dp->val.b = (bool) 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)
+
+#define SENTINEL_ENTRY(n) \
+nsresult nsXPTCStubBase::Sentinel##n() \
+{ \
+ NS_ERROR("nsXPTCStubBase::Sentinel called"); \
+ return NS_ERROR_NOT_IMPLEMENTED; \
+}
+
+#include "xptcstubsdef.inc"
+
+#endif /* AIX */