[MIPS] Implementation of sel_ldr for MIPS architecture.

src/trusted/service_runtime/arch/mips/nacl_signal_mips.h

+/*
+ * Copyright 2012 The Native Client Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can
+ * be found in the LICENSE file.
+ */
+
+/*
+ * NaCl Signal Context
+ */
+
+#ifndef __NATIVE_CLIENT_SERVICE_RUNTIME_ARCH_MIPS_NACL_SIGNAL_MIPS_H__
+#define __NATIVE_CLIENT_SERVICE_RUNTIME_ARCH_MIPS_NACL_SIGNAL_MIPS_H__ 1
+
+#include "native_client/src/include/portability.h"
+
+/*
+ * Architecture specific context object.  Register order matches that
+ * found in src/trusted/gdb_rsp/abi.cc, which allows us to use an
+ * abi context (GDB ordered context), and a signal context interchangably.
+ * In addition, we use a common names for the stack and program counter to
+ * allow functions which use them to avoid conditional compilation.
+ */
+struct NaClSignalContext {
+  uint32_t zero;
+  uint32_t at;
+  uint32_t v0;
+  uint32_t v1;
+  uint32_t a0;
+  uint32_t a1;
+  uint32_t a2;
+  uint32_t a3;
+  uint32_t t0;
+  uint32_t t1;
+  uint32_t t2;
+  uint32_t t3;
+  uint32_t t4;
+  uint32_t t5;
+  uint32_t t6;
+  uint32_t t7;
+  uint32_t s0;
+  uint32_t s1;
+  uint32_t s2;
+  uint32_t s3;
+  uint32_t s4;
+  uint32_t s5;
+  uint32_t s6;
+  uint32_t s7;
+  uint32_t t8;
+  uint32_t t9;
+  uint32_t k0;
+  uint32_t k1;
+  uint32_t global_ptr;
+  uint32_t stack_ptr;
+  uint32_t frame_ptr;
+  uint32_t return_addr;
+  uint32_t prog_ctr;
+};
+
+
+#endif /* __NATIVE_CLIENT_SERVICE_RUNTIME_ARCH_MIPS_NACL_SIGNAL_MIPS_H__ */