本文整理汇总了Java中com.android.dx.rop.code.Rops.opConst方法的典型用法代码示例。如果您正苦于以下问题：Java Rops.opConst方法的具体用法？Java Rops.opConst怎么用？Java Rops.opConst使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.android.dx.rop.code.Rops的用法示例。
在下文中一共展示了Rops.opConst方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: loadConstant
import com.android.dx.rop.code.Rops; //导入方法依赖的package包/类
/**
* Copies the constant value {@code value} to {@code target}. The constant
* must be a primitive, String, Class, TypeId, or null.
*/
public <T> void loadConstant(Local<T> target, T value) {
Rop rop = value == null
? Rops.CONST_OBJECT_NOTHROW
: Rops.opConst(target.type.ropType);
if (rop.getBranchingness() == BRANCH_NONE) {
addInstruction(new PlainCstInsn(rop, sourcePosition, target.spec(),
RegisterSpecList.EMPTY, Constants.getConstant(value)));
} else {
addInstruction(new ThrowingCstInsn(rop, sourcePosition,
RegisterSpecList.EMPTY, catches, Constants.getConstant(value)));
moveResult(target, true);
}
}
示例2: run
import com.android.dx.rop.code.Rops; //导入方法依赖的package包/类
/**
* Applies the optimization.
*/
private void run() {
int regSz = ssaMeth.getRegCount();
ArrayList<TypedConstant> constantList
= getConstsSortedByCountUse();
int toCollect = Math.min(constantList.size(), MAX_COLLECTED_CONSTANTS);
SsaBasicBlock start = ssaMeth.getEntryBlock();
// Constant to new register containing the constant
HashMap<TypedConstant, RegisterSpec> newRegs
= new HashMap<TypedConstant, RegisterSpec> (toCollect);
for (int i = 0; i < toCollect; i++) {
TypedConstant cst = constantList.get(i);
RegisterSpec result
= RegisterSpec.make(ssaMeth.makeNewSsaReg(), cst);
Rop constRop = Rops.opConst(cst);
if (constRop.getBranchingness() == Rop.BRANCH_NONE) {
start.addInsnToHead(
new PlainCstInsn(Rops.opConst(cst),
SourcePosition.NO_INFO, result,
RegisterSpecList.EMPTY, cst));
} else {
// We need two new basic blocks along with the new insn
SsaBasicBlock entryBlock = ssaMeth.getEntryBlock();
SsaBasicBlock successorBlock
= entryBlock.getPrimarySuccessor();
// Insert a block containing the const insn.
SsaBasicBlock constBlock
= entryBlock.insertNewSuccessor(successorBlock);
constBlock.replaceLastInsn(
new ThrowingCstInsn(constRop, SourcePosition.NO_INFO,
RegisterSpecList.EMPTY,
StdTypeList.EMPTY, cst));
// Insert a block containing the move-result-pseudo insn.
SsaBasicBlock resultBlock
= constBlock.insertNewSuccessor(successorBlock);
PlainInsn insn
= new PlainInsn(
Rops.opMoveResultPseudo(result.getTypeBearer()),
SourcePosition.NO_INFO,
result, RegisterSpecList.EMPTY);
resultBlock.addInsnToHead(insn);
}
newRegs.put(cst, result);
}
updateConstUses(newRegs, regSz);
}