[MIPS] Dalvik fast interpreter support and JIT implementation

Change-Id: I9bb4f6875b7061d3ffaee73f204026cb8ba3ed39
Signed-off-by: Raghu Gandham <raghu@mips.com>
Signed-off-by: Chris Dearman <chris@mips.com>
Signed-off-by: Douglas Leung <douglas@mips.com>
Signed-off-by: Don Padgett <don@mips.com>

1 files changed, 60 insertions, 0 deletions

diff --git a/vm/compiler/codegen/mips/Mips32/Ralloc.cpp b/vm/compiler/codegen/mips/Mips32/Ralloc.cpp
new file mode 100644
index 000000000..681013150
--- /dev/null
+++ b/vm/compiler/codegen/mips/Mips32/Ralloc.cpp
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ * This file contains codegen for the Mips ISA and is intended to be
+ * includes by:
+ *
+ *        Codegen-$(TARGET_ARCH_VARIANT).c
+ *
+ */
+
+/*
+ * Alloc a pair of core registers, or a double.  Low reg in low byte,
+ * high reg in next byte.
+ */
+int dvmCompilerAllocTypedTempPair(CompilationUnit *cUnit, bool fpHint,
+                                  int regClass)
+{
+    int highReg;
+    int lowReg;
+    int res = 0;
+
+#ifdef __mips_hard_float
+    if (((regClass == kAnyReg) && fpHint) || (regClass == kFPReg)) {
+        lowReg = dvmCompilerAllocTempDouble(cUnit);
+        highReg = lowReg + 1;
+        res = (lowReg & 0xff) | ((highReg & 0xff) << 8);
+        return res;
+    }
+#endif
+
+    lowReg = dvmCompilerAllocTemp(cUnit);
+    highReg = dvmCompilerAllocTemp(cUnit);
+    res = (lowReg & 0xff) | ((highReg & 0xff) << 8);
+    return res;
+}
+
+int dvmCompilerAllocTypedTemp(CompilationUnit *cUnit, bool fpHint, int regClass)
+{
+#ifdef __mips_hard_float
+    if (((regClass == kAnyReg) && fpHint) || (regClass == kFPReg))
+{
+        return dvmCompilerAllocTempFloat(cUnit);
+}
+#endif
+    return dvmCompilerAllocTemp(cUnit);
+}