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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /xpcom/reflect/xptcall/md/unix/xptcstubs_pa32.cpp
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'xpcom/reflect/xptcall/md/unix/xptcstubs_pa32.cpp')
-rw-r--r--xpcom/reflect/xptcall/md/unix/xptcstubs_pa32.cpp141
1 files changed, 141 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_pa32.cpp b/xpcom/reflect/xptcall/md/unix/xptcstubs_pa32.cpp
new file mode 100644
index 0000000000..f833a7d902
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcstubs_pa32.cpp
@@ -0,0 +1,141 @@
+
+/* -*- 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 _HPUX
+#error "This code is for HP-PA RISC 32 bit mode only"
+#endif
+
+extern "C" nsresult ATTRIBUTE_USED
+PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex,
+ uint32_t* args, uint32_t* floatargs)
+{
+
+ typedef struct {
+ uint32_t hi;
+ uint32_t lo;
+ } DU;
+
+
+ nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
+ const nsXPTMethodInfo* info;
+ int32_t regwords = 1; /* self pointer is not in the variant records */
+ uint8_t paramCount;
+ uint8_t i;
+
+ NS_ASSERTION(self,"no self");
+
+ self->mEntry->GetMethodInfo(uint16_t(methodIndex), &info);
+ NS_ASSERTION(info,"no method info");
+ if (!info)
+ return NS_ERROR_UNEXPECTED;
+
+ paramCount = info->GetParamCount();
+
+ const uint8_t indexOfJSContext = info->IndexOfJSContext();
+
+ for(i = 0; i < paramCount; ++i, --args)
+ {
+ const nsXPTParamInfo& param = info->GetParam(i);
+ const nsXPTType& type = param.GetType();
+ nsXPTCMiniVariant* dp = &paramBuffer[i];
+
+ MOZ_CRASH("NYI: support implicit JSContext*, bug 1475699");
+
+ if(param.IsOut() || !type.IsArithmetic())
+ {
+ dp->val.p = (void*) *args;
+ ++regwords;
+ continue;
+ }
+ switch(type)
+ {
+ case nsXPTType::T_I8 : dp->val.i8 = *((int32_t*) args); break;
+ case nsXPTType::T_I16 : dp->val.i16 = *((int32_t*) args); break;
+ case nsXPTType::T_I32 : dp->val.i32 = *((int32_t*) args); break;
+ case nsXPTType::T_DOUBLE :
+ if (regwords & 1)
+ {
+ ++regwords; /* align on double word */
+ --args;
+ }
+ if (regwords == 0 || regwords == 2)
+ {
+ dp->val.d=*((double*) (floatargs + regwords));
+ --args;
+ }
+ else
+ {
+ dp->val.d = *((double*) --args);
+ }
+ regwords += 2;
+ continue;
+ case nsXPTType::T_U64 :
+ case nsXPTType::T_I64 :
+ if (regwords & 1)
+ {
+ ++regwords; /* align on double word */
+ --args;
+ }
+ ((DU *)dp)->lo = *((uint32_t*) args);
+ ((DU *)dp)->hi = *((uint32_t*) --args);
+ regwords += 2;
+ continue;
+ case nsXPTType::T_FLOAT :
+ if (regwords >= 4)
+ dp->val.f = *((float*) args);
+ else
+ dp->val.f = *((float*) floatargs+4+regwords);
+ break;
+ case nsXPTType::T_U8 : dp->val.u8 = *((uint32_t*) args); break;
+ case nsXPTType::T_U16 : dp->val.u16 = *((uint32_t*) args); break;
+ case nsXPTType::T_U32 : dp->val.u32 = *((uint32_t*) args); break;
+ case nsXPTType::T_BOOL : dp->val.b = *((uint32_t*) args); break;
+ case nsXPTType::T_CHAR : dp->val.c = *((uint32_t*) args); break;
+ case nsXPTType::T_WCHAR : dp->val.wc = *((int32_t*) args); break;
+ default:
+ NS_ERROR("bad type");
+ break;
+ }
+ ++regwords;
+ }
+
+ nsresult result = self->mOuter->CallMethod((uint16_t) methodIndex, info,
+ paramBuffer);
+
+ return result;
+}
+
+extern "C" nsresult SharedStub(int);
+
+#ifdef __GNUC__
+#define STUB_ENTRY(n) \
+nsresult nsXPTCStubBase::Stub##n() \
+{ \
+ /* Save arg0 in its stack slot. This assumes the frame size is 64. */ \
+ __asm__ __volatile__ ("STW %r26, -36-64(%sp)"); \
+ return SharedStub(n); \
+}
+#else
+#define STUB_ENTRY(n) \
+nsresult nsXPTCStubBase::Stub##n() \
+{ \
+ return SharedStub(n); \
+}
+#endif
+
+#define SENTINEL_ENTRY(n) \
+nsresult nsXPTCStubBase::Sentinel##n() \
+{ \
+ NS_ERROR("nsXPTCStubBase::Sentinel called"); \
+ return NS_ERROR_NOT_IMPLEMENTED; \
+}
+
+#include "xptcstubsdef.inc"