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/*
* 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 is included by Codegen-armv5te-vfp.c, and implements architecture
* variant-specific code.
*/
/*
* Determine the initial instruction set to be used for this trace.
* Later components may decide to change this.
*/
JitInstructionSetType dvmCompilerInstructionSet(void)
{
return DALVIK_JIT_THUMB;
}
/* Architecture-specific initializations and checks go here */
bool dvmCompilerArchVariantInit(void)
{
/* First, declare dvmCompiler_TEMPLATE_XXX for each template */
#define JIT_TEMPLATE(X) extern void dvmCompiler_TEMPLATE_##X();
#include "../../../template/armv5te-vfp/TemplateOpList.h"
#undef JIT_TEMPLATE
int i = 0;
extern void dvmCompilerTemplateStart(void);
/*
* Then, populate the templateEntryOffsets array with the offsets from the
* the dvmCompilerTemplateStart symbol for each template.
*/
#define JIT_TEMPLATE(X) templateEntryOffsets[i++] = \
(intptr_t) dvmCompiler_TEMPLATE_##X - (intptr_t) dvmCompilerTemplateStart;
#include "../../../template/armv5te-vfp/TemplateOpList.h"
#undef JIT_TEMPLATE
/* Codegen-specific assumptions */
assert(offsetof(ClassObject, vtable) < 128 &&
(offsetof(ClassObject, vtable) & 0x3) == 0);
assert(offsetof(ArrayObject, length) < 128 &&
(offsetof(ArrayObject, length) & 0x3) == 0);
assert(offsetof(ArrayObject, contents) < 256);
/* Up to 5 args are pushed on top of FP - sizeofStackSaveArea */
assert(sizeof(StackSaveArea) < 236);
/*
* EA is calculated by doing "Rn + imm5 << 2", and there are 5 entry points
* that codegen may access, make sure that the offset from the top of the
* struct is less than 108.
*/
assert(offsetof(InterpState, jitToInterpEntries) < 108);
return true;
}
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