[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, 121 insertions, 0 deletions

diff --git a/vm/compiler/codegen/mips/CalloutHelper.h b/vm/compiler/codegen/mips/CalloutHelper.h
new file mode 100644
index 000000000..6e2343d98
--- /dev/null
+++ b/vm/compiler/codegen/mips/CalloutHelper.h
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+#ifndef DALVIK_VM_COMPILER_CODEGEN_MIPS_CALLOUT_HELPER_H_
+#define DALVIK_VM_COMPILER_CODEGEN_MIPS_CALLOUT_HELPER_H_
+
+#include "Dalvik.h"
+
+/*
+ * Declare/comment prototypes of all native callout functions invoked by the
+ * JIT'ed code here and use the LOAD_FUNC_ADDR macro to load the address into
+ * a register. In this way we have a centralized place to find out all native
+ * helper functions and we can grep for LOAD_FUNC_ADDR to find out all the
+ * callsites.
+ */
+
+/* Load a statically compiled function address as a constant */
+#define LOAD_FUNC_ADDR(cUnit, reg, addr) loadConstant(cUnit, reg, addr)
+
+/* Conversions */
+extern "C" float __floatsisf(int op1);             // OP_INT_TO_FLOAT
+extern "C" int __fixsfsi(float op1);               // OP_FLOAT_TO_INT
+extern "C" float __truncdfsf2(double op1);         // OP_DOUBLE_TO_FLOAT
+extern "C" double __extendsfdf2(float op1);        // OP_FLOAT_TO_DOUBLE
+extern "C" double __floatsidf(int op1);            // OP_INT_TO_DOUBLE
+extern "C" int __fixdfsi(double op1);              // OP_DOUBLE_TO_INT
+extern "C" float __floatdisf(long long op1);       // OP_LONG_TO_FLOAT
+extern "C" double __floatdidf(long long op1);      // OP_LONG_TO_DOUBLE
+extern "C" long long __fixsfdi(float op1);         // OP_FLOAT_TO_LONG
+extern "C" long long __fixdfdi(double op1);        // OP_DOUBLE_TO_LONG
+
+/* Single-precision FP arithmetics */
+extern "C" float __addsf3(float a, float b);   // OP_ADD_FLOAT[_2ADDR]
+extern "C" float __subsf3(float a, float b);   // OP_SUB_FLOAT[_2ADDR]
+extern "C" float __divsf3(float a, float b);   // OP_DIV_FLOAT[_2ADDR]
+extern "C" float __mulsf3(float a, float b);   // OP_MUL_FLOAT[_2ADDR]
+extern "C" float fmodf(float a, float b);          // OP_REM_FLOAT[_2ADDR]
+
+/* Double-precision FP arithmetics */
+extern "C" double __adddf3(double a, double b); // OP_ADD_DOUBLE[_2ADDR]
+extern "C" double __subdf3(double a, double b); // OP_SUB_DOUBLE[_2ADDR]
+extern "C" double __divdf3(double a, double b); // OP_DIV_DOUBLE[_2ADDR]
+extern "C" double __muldf3(double a, double b); // OP_MUL_DOUBLE[_2ADDR]
+extern "C" double fmod(double a, double b);         // OP_REM_DOUBLE[_2ADDR]
+
+/* Long long arithmetics - OP_REM_LONG[_2ADDR] & OP_DIV_LONG[_2ADDR] */
+extern "C" long long __divdi3(long long op1, long long op2);
+extern "C" long long __moddi3(long long op1, long long op2);
+
+/* Originally declared in Sync.h */
+bool dvmUnlockObject(struct Thread* self, struct Object* obj); //OP_MONITOR_EXIT
+
+/* Originally declared in oo/TypeCheck.h */
+bool dvmCanPutArrayElement(const ClassObject* elemClass,   // OP_APUT_OBJECT
+                           const ClassObject* arrayClass);
+int dvmInstanceofNonTrivial(const ClassObject* instance,   // OP_CHECK_CAST &&
+                            const ClassObject* clazz);     // OP_INSTANCE_OF
+
+/* Originally declared in oo/Array.h */
+ArrayObject* dvmAllocArrayByClass(ClassObject* arrayClass, // OP_NEW_ARRAY
+                                  size_t length, int allocFlags);
+
+/* Originally declared in interp/InterpDefs.h */
+bool dvmInterpHandleFillArrayData(ArrayObject* arrayObject,// OP_FILL_ARRAY_DATA
+                                  const u2* arrayData);
+
+/* Originally declared in compiler/codegen/mips/Assemble.c */
+const Method *dvmJitToPatchPredictedChain(const Method *method,
+                                          Thread *self,
+                                          PredictedChainingCell *cell,
+                                          const ClassObject *clazz);
+
+/*
+ * Switch dispatch offset calculation for OP_PACKED_SWITCH & OP_SPARSE_SWITCH
+ * Used in CodegenDriver.c
+ * static s8 findPackedSwitchIndex(const u2* switchData, int testVal, int pc);
+ * static s8 findSparseSwitchIndex(const u2* switchData, int testVal, int pc);
+ */
+
+/*
+ * Resolve interface callsites - OP_INVOKE_INTERFACE & OP_INVOKE_INTERFACE_RANGE
+ *
+ * Originally declared in mterp/common/FindInterface.h and only comment it here
+ * due to the INLINE attribute.
+ *
+ * INLINE Method* dvmFindInterfaceMethodInCache(ClassObject* thisClass,
+ *  u4 methodIdx, const Method* method, DvmDex* methodClassDex)
+ */
+
+/* Originally declared in alloc/Alloc.h */
+Object* dvmAllocObject(ClassObject* clazz, int flags);  // OP_NEW_INSTANCE
+
+/*
+ * Functions declared in gDvmInlineOpsTable[] are used for
+ * OP_EXECUTE_INLINE & OP_EXECUTE_INLINE_RANGE.
+ */
+extern "C" double sqrt(double x);  // INLINE_MATH_SQRT
+
+/*
+ * The following functions are invoked through the compiler templates (declared
+ * in compiler/template/armv5te/footer.S:
+ *
+ *      __aeabi_cdcmple         // CMPG_DOUBLE
+ *      __aeabi_cfcmple         // CMPG_FLOAT
+ *      dvmLockObject           // MONITOR_ENTER
+ */
+
+#endif  // DALVIK_VM_COMPILER_CODEGEN_MIPS_CALLOUT_HELPER_H_