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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_sparc64_openbsd.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc64_openbsd.cpp')
-rw-r--r--xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc64_openbsd.cpp69
1 files changed, 69 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc64_openbsd.cpp b/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc64_openbsd.cpp
new file mode 100644
index 000000000..050f9414d
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc64_openbsd.cpp
@@ -0,0 +1,69 @@
+/* -*- 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/. */
+
+
+/* Platform specific code to invoke XPCOM methods on native objects */
+
+#include "xptcprivate.h"
+
+#if !defined(__sparc) && !defined(__sparc__)
+#error "This code is for Sparc only"
+#endif
+
+extern "C" uint64_t
+invoke_copy_to_stack(uint64_t* d, uint32_t paramCount, nsXPTCVariant* s)
+{
+ /*
+ We need to copy the parameters for this function to locals and use them
+ from there since the parameters occupy the same stack space as the stack
+ we're trying to populate.
+ */
+ uint64_t *l_d = d;
+ nsXPTCVariant *l_s = s;
+ uint64_t l_paramCount = paramCount;
+ uint64_t regCount = 0; // return the number of registers to load from the stack
+
+ for(uint64_t i = 0; i < l_paramCount; i++, l_d++, l_s++)
+ {
+ if (regCount < 5) regCount++;
+
+ if (l_s->IsPtrData())
+ {
+ *l_d = (uint64_t)l_s->ptr;
+ continue;
+ }
+ switch (l_s->type)
+ {
+ case nsXPTType::T_I8 : *((int64_t*)l_d) = l_s->val.i8; break;
+ case nsXPTType::T_I16 : *((int64_t*)l_d) = l_s->val.i16; break;
+ case nsXPTType::T_I32 : *((int64_t*)l_d) = l_s->val.i32; break;
+ case nsXPTType::T_I64 : *((int64_t*)l_d) = l_s->val.i64; break;
+
+ case nsXPTType::T_U8 : *((uint64_t*)l_d) = l_s->val.u8; break;
+ case nsXPTType::T_U16 : *((uint64_t*)l_d) = l_s->val.u16; break;
+ case nsXPTType::T_U32 : *((uint64_t*)l_d) = l_s->val.u32; break;
+ case nsXPTType::T_U64 : *((uint64_t*)l_d) = l_s->val.u64; break;
+
+ /* in the case of floats, we want to put the bits in to the
+ 64bit space right justified... floats in the parameter array on
+ sparcv9 use odd numbered registers.. %f1, %f3, so we have to skip
+ the space that would be occupied by %f0, %f2, etc.
+ */
+ case nsXPTType::T_FLOAT : *(((float*)l_d) + 1) = l_s->val.f; break;
+ case nsXPTType::T_DOUBLE: *((double*)l_d) = l_s->val.d; break;
+ case nsXPTType::T_BOOL : *((int64_t*)l_d) = l_s->val.b; break;
+ case nsXPTType::T_CHAR : *((uint64_t*)l_d) = l_s->val.c; break;
+ case nsXPTType::T_WCHAR : *((int64_t*)l_d) = l_s->val.wc; break;
+
+ default:
+ // all the others are plain pointer types
+ *((void**)l_d) = l_s->val.p;
+ break;
+ }
+ }
+
+ return regCount;
+}