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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.
*/
#include "Dalvik.h"
#include "CompilerInternals.h"
/* Allocate a new basic block */
BasicBlock *dvmCompilerNewBB(BBType blockType)
{
BasicBlock *bb = dvmCompilerNew(sizeof(BasicBlock), true);
bb->blockType = blockType;
return bb;
}
/* Insert an MIR instruction to the end of a basic block */
void dvmCompilerAppendMIR(BasicBlock *bb, MIR *mir)
{
if (bb->firstMIRInsn == NULL) {
assert(bb->firstMIRInsn == NULL);
bb->lastMIRInsn = bb->firstMIRInsn = mir;
mir->prev = mir->next = NULL;
} else {
bb->lastMIRInsn->next = mir;
mir->prev = bb->lastMIRInsn;
mir->next = NULL;
bb->lastMIRInsn = mir;
}
}
/*
* Append an LIR instruction to the LIR list maintained by a compilation
* unit
*/
void dvmCompilerAppendLIR(CompilationUnit *cUnit, LIR *lir)
{
if (cUnit->firstLIRInsn == NULL) {
assert(cUnit->lastLIRInsn == NULL);
cUnit->lastLIRInsn = cUnit->firstLIRInsn = lir;
lir->prev = lir->next = NULL;
} else {
cUnit->lastLIRInsn->next = lir;
lir->prev = cUnit->lastLIRInsn;
lir->next = NULL;
cUnit->lastLIRInsn = lir;
}
}
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