本文整理汇总了Java中org.luaj.vm2.Lua.OP_FORPREP属性的典型用法代码示例。如果您正苦于以下问题：Java Lua.OP_FORPREP属性的具体用法？Java Lua.OP_FORPREP怎么用？Java Lua.OP_FORPREP使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类org.luaj.vm2.Lua的用法示例。
在下文中一共展示了Lua.OP_FORPREP属性的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: visitBranches
public static void visitBranches( Prototype p, BranchVisitor visitor ) {
int sbx,j,c;
int[] code = p.code;
int n = code.length;
for ( int i=0; i<n; i++ ) {
int ins = code[i];
switch ( Lua.GET_OPCODE( ins ) ) {
case Lua.OP_LOADBOOL:
if ( 0 == Lua.GETARG_C(ins) )
break;
if ( Lua.GET_OPCODE(code[i+1]) == Lua.OP_JMP )
throw new IllegalArgumentException("OP_LOADBOOL followed by jump at "+i);
visitor.visitBranch( i, i+2 );
continue;
case Lua.OP_EQ:
case Lua.OP_LT:
case Lua.OP_LE:
case Lua.OP_TEST:
case Lua.OP_TESTSET:
if ( Lua.GET_OPCODE(code[i+1]) != Lua.OP_JMP )
throw new IllegalArgumentException("test not followed by jump at "+i);
sbx = Lua.GETARG_sBx(code[i+1]);
++i;
j = i + sbx + 1;
visitor.visitBranch( i, j );
visitor.visitBranch( i, i+1 );
continue;
case Lua.OP_TFORLOOP:
case Lua.OP_FORLOOP:
sbx = Lua.GETARG_sBx(ins);
j = i + sbx + 1;
visitor.visitBranch( i, j );
visitor.visitBranch( i, i+1 );
continue;
case Lua.OP_JMP:
case Lua.OP_FORPREP:
sbx = Lua.GETARG_sBx(ins);
j = i + sbx + 1;
visitor.visitBranch( i, j );
continue;
case Lua.OP_TAILCALL:
case Lua.OP_RETURN:
visitor.visitReturn( i );
continue;
}
if ( i+1<n && visitor.isbeg[i+1] )
visitor.visitBranch( i, i+1 );
}
}
示例2: visitBranches
public final void visitBranches(Prototype p) {
int branchOffset, branchTo;
int[] code = p.code;
int n = code.length;
for (int i = 0; i < n; i++) {
int ins = code[i];
switch (Lua.GET_OPCODE(ins)) {
case Lua.OP_LOADBOOL:
if (0 == Lua.GETARG_C(ins)) {
break;
}
if (Lua.GET_OPCODE(code[i + 1]) == Lua.OP_JMP) {
throw new IllegalArgumentException("OP_LOADBOOL followed by jump at " + i);
}
visitBranch(i, i + 2);
continue;
case Lua.OP_EQ:
case Lua.OP_LT:
case Lua.OP_LE:
case Lua.OP_TEST:
case Lua.OP_TESTSET:
case Lua.OP_TFORLOOP:
if (Lua.GET_OPCODE(code[i + 1]) != Lua.OP_JMP) {
throw new IllegalArgumentException("test not followed by jump at " + i);
}
branchOffset = Lua.GETARG_sBx(code[i + 1]);
++i;
branchTo = i + branchOffset + 1;
visitBranch(i, branchTo);
visitBranch(i, i + 1);
continue;
case Lua.OP_FORLOOP:
branchOffset = Lua.GETARG_sBx(ins);
branchTo = i + branchOffset + 1;
visitBranch(i, branchTo);
visitBranch(i, i + 1);
continue;
case Lua.OP_JMP:
case Lua.OP_FORPREP:
branchOffset = Lua.GETARG_sBx(ins);
branchTo = i + branchOffset + 1;
visitBranch(i, branchTo);
continue;
case Lua.OP_TAILCALL:
case Lua.OP_RETURN:
visitReturn(i);
continue;
}
if (i + 1 < n && isBeginning[i + 1]) {
visitBranch(i, i + 1);
}
}
}