vmspecix.fm9.html

A Java virtual machine instruction consists of an opcode specifying the operation to be performed, f

<dt><a href="Compiling.doc.html#4749">working with class instances,&#32;381</a>
</dl>
<a name="6958487"></a>
<dt><a href="ClassFile.doc.html#42882">constraints, static,&#32;136</a>
<a name="6958489"></a>
<dt><a href="Instructions2.doc6.html#iload_n">definition,&#32;275</a>
</dl>
<dt><b>impdep1 <strong>reserved opcode
</strong></b><dl>
<a name="6958492"></a>
<dt><a href="Instructions.doc.html#63970">definition,&#32;172</a>
</dl>
<dt><b>impdep2 <strong>reserved opcode
</strong></b><dl>
<a name="6958495"></a>
<dt><a href="Instructions.doc.html#63970">definition,&#32;172</a>
</dl>
<dt><b><strong>implementation
</strong></b><dl>
<a name="6958498"></a>
<dt>attributes
<dl>
<a name="6958499"></a>
<dt><a href="ClassFile.doc.html#3097">optional, handling,&#32;116</a>
<a name="6958501"></a>
<dt><a href="ClassFile.doc.html#">predefined, support requirements,&#32;116</a>
</dl>
<a name="6958503"></a>
<dt>considerations
<dl>
<a name="6958504"></a>
<dt><a href="ClassFile.doc.html#84639">exception handling,&#32;124</a>
<a name="6958506"></a>
<dt><a href="Overview.doc.html#22093">frames, extensions permitted,&#32;75</a>
<a name="6958508"></a>
<dt><a href="Overview.doc.html#21949">heap,&#32;68</a>
<a name="6958510"></a>
<dt><a href="Overview.doc.html#30934">Java virtual machine stack,&#32;67</a>
<a name="6958512"></a>
<dt><a href="Overview.doc.html#21952">method area,&#32;69</a>
<a name="6958514"></a>
<dt><a href="Overview.doc.html#25597">native method stacks,&#32;70</a>
<a name="6958516"></a>
<dt><a href="Overview.doc.html#31560">operand stacks,&#32;73</a>
<a name="6958518"></a>
<dt><a href="Overview.doc.html#22973">runtime constant pool,&#32;70</a>
</dl>
<a name="6958520"></a>
<dt><a href="Instructions.doc.html#68035">constraint enforcement strategies,&#32;171</a>
<a name="6958522"></a>
<dt>constraints
<dl>
<a name="6958523"></a>
<dt><a href="ClassFile.doc.html#11830">Java virtual machine code, static,&#32;133</a>
<a name="6958525"></a>
<dt><a href="ClassFile.doc.html#11914">Java virtual machine code, structural,&#32;137</a>
</dl>
<a name="6958527"></a>
<dt><a href="Overview.doc.html#2111">implications, opcode design and alignment,&#32;80</a>
<a name="6958529"></a>
<dt><a href="Overview.doc.html#15642">Java virtual machine, strategies and requirements,&#32;91</a>
<a name="6958531"></a>
<dt><a href="Overview.doc.html#16066">object representation,&#32;75</a>
<a name="6958533"></a>
<dt><a href="ClassFile.doc.html#11935">optimization, alternative instruction use,&#32;143</a>
<a name="6958535"></a>
<dt><a href="Overview.doc.html#25427">requirements and non-requirements,&#32;61</a>
<a name="6958537"></a>
<dt>Sun's JDK and Java 2 SDK
<dl>
<a name="6958538"></a>
<dt>boolean arrays as byte<a href="Overview.doc.html#22912"> arrays,&#32;66</a>
<a name="6958540"></a>
<dt><a href="Overview.doc.html#6655">heap,&#32;68</a>
<a name="6958542"></a>
<dt><a href="Overview.doc.html#30934">Java virtual machine stack,&#32;67</a>
<a name="6958544"></a>
<dt><a href="Overview.doc.html#36275">Java virtual machine stack, size  limit use,&#32;68</a>
<a name="6958546"></a>
<dt><a href="ClassFile.doc.html#5953">line number - source code mapping issues,&#32;130</a>
<a name="6962225"></a>
<a name="6958548"></a>
<dt><a href="Overview.doc.html#22069">method area,&#32;69</a>
</dl>
</dl>
<dt><b>imul <strong>instruction
</strong></b><dl>
<a name="6958551"></a>
<dt><a href="Instructions2.doc6.html#imul">definition,&#32;276</a>
</dl>
<dt><b>IncompatibleClassChangeError
</b><dl>
<a name="6958554"></a>
<dt><a href="Concepts.doc.html#24171">definition,&#32;50</a>
<a name="6958556"></a>
<dt>thrown by
<dl>
<a name="6958557"></a>
<dt>getfield<a href="Instructions2.doc5.html#getfield">,&#32;248</a>
<a name="6958559"></a>
<dt>getstatic<a href="Instructions2.doc5.html#getstatic">,&#32;250</a>
<a name="6958561"></a>
<dt>invokeinterface<a href="Instructions2.doc6.html#invokeinterface">,&#32;282</a>
<a name="6958563"></a>
<dt>invokespecial<a href="Instructions2.doc6.html#invokespecial">,&#32;286</a>
<a name="6958565"></a>
<dt>invokestatic<a href="Instructions2.doc6.html#invokestatic">,&#32;290</a>
<a name="6958567"></a>
<dt>invokevirtual<a href="Instructions2.doc11.html#putfield">,&#32;293</a>
<a name="6958569"></a>
<dt>putfield<a href="Instructions2.doc11.html#putfield">,&#32;349</a>
<a name="6958571"></a>
<dt>putstatic<a href="Instructions2.doc11.html#putstatic">,&#32;351</a>
</dl>
<a name="6958573"></a>
<dt>thrown during
<dl>
<a name="6958574"></a>
<dt><a href="ConstantPool.doc.html#81545">class or interface loading,&#32;163</a>
<a name="6958576"></a>
<dt><a href="ConstantPool.doc.html#79426">class or interface resolution,&#32;164</a>
<a name="6958578"></a>
<dt><a href="ConstantPool.doc.html#72842">interface method resolution,&#32;169</a>
<a name="6958580"></a>
<dt><a href="ConstantPool.doc.html#74266">method resolution,&#32;168</a>
</dl>
</dl>
<dt><b><strong>increment
</strong></b><dl>
<a name="6958583"></a>
<dt>local variable by constant, iinc<a href="Instructions2.doc6.html#iinc">,&#32;273</a>
</dl>
<dt><b>index <strong>item
</strong></b><dl>
<a name="6958586"></a>
<dt>(LocalVariableTable_attribute<a href="ClassFile.doc.html#9442"> structure),&#32;131</a>
</dl>
<dt><b>IndexOutOfBoundsException
</b><dl>
<a name="6958589"></a>
<dt><a href="Concepts.doc.html#24900">definition,&#32;44</a>
</dl>
<dt><b>ineg <strong>instruction
</strong></b><dl>
<a name="6958592"></a>
<dt><a href="Instructions2.doc6.html#ineg">definition,&#32;277</a>
</dl>
<dt><b>info <strong>array
</strong></b><dl>
<a name="6958595"></a>
<dt>(attribute_info<a href="ClassFile.doc.html#1712"> generic structure),&#32;117</a>
</dl>
<dt><b>&lt;init&gt; <strong>method
</strong></b><dl>
<a name="6958598"></a>
<dt>constant_pool<a href="ClassFile.doc.html#29292"> reference to,&#32;106</a>
<a name="6958600"></a>
<dt><a href="Overview.doc.html#16270">as instance initialization method name,&#32;78</a>
<a name="6958602"></a>
<dt>invocation of
<dl>
<a name="6958603"></a>
<dt><a href="ClassFile.doc.html#12402">static constraints,&#32;135</a>
<a name="6958605"></a>
<dt><a href="ClassFile.doc.html#17896">structural constraints,&#32;137</a>
</dl>
<a name="6958607"></a>
<dt>method_info<a href="ClassFile.doc.html#1522"> structure access flags,&#32;115</a>
<a name="6958609"></a>
<dt>name_index item (method_info<a href="ClassFile.doc.html#1530">) reference,&#32;116</a>
</dl>
<dt><b><strong>initial class
</strong></b><dl>
<a name="6958612"></a>
<dt><a href="ConstantPool.doc.html#72012">definition,&#32;158</a>
</dl>
<dt><b><strong>initialization
</strong></b><dl>
<a name="6958615"></a>
<dt><em>See also</em> &lt;clinit&gt; method; &lt;init&gt; method
<a name="6958617"></a>
<dt><a href="ConstantPool.doc.html#67962">(chapter),&#32;155</a>
<a name="6958619"></a>
<dt>
<a name="6962241"></a>
<dt>class or interface, reasons for
<dl>
<a name="6958620"></a>
<dt>getstatic<a href="ConstantPool.doc.html#83788">,&#32;170</a>
<a name="6958622"></a>
<dt><a href="ConstantPool.doc.html#74776">initial class,&#32;170</a>
<a name="6958624"></a>
<dt><a href="ConstantPool.doc.html#74278">initialization of a subclass,&#32;170</a>
<a name="6958626"></a>
<dt>invokestatic<a href="ConstantPool.doc.html#83788">,&#32;170</a>
<a name="6958628"></a>
<dt>new<a href="ConstantPool.doc.html#83788">,&#32;170</a>
<a name="6958630"></a>
<dt>putstatic<a href="ConstantPool.doc.html#83788">,&#32;170</a>
<a name="6958632"></a>
<dt><a href="ConstantPool.doc.html#74711">reflection,&#32;170</a>
</dl>
<a name="6958634"></a>
<dt><a href="Concepts.doc.html#19011">definition,&#32;51</a>
<a name="6958636"></a>
<dt><a href="Concepts.doc.html#24237">detailed procedure description,&#32;52</a>
<a name="6958638"></a>
<dt>instance, data-flow analysis during class<a href="ClassFile.doc.html#9831"> file verification,&#32;146</a>
<a name="6958640"></a>
<dt><a href="ClassFile.doc.html#10794">instance, structural constraints on instructions,&#32;136</a>
<a name="6958642"></a>
<dt>method
<dl>
<a name="6958643"></a>
<dt>class or interface (&lt;clinit&gt;<a href="Overview.doc.html#16262">),&#32;78</a>
<a name="6958645"></a>
<dt>instance (&lt;init&gt;<a href="Overview.doc.html#16270">),&#32;78</a>
</dl>
<a name="6958647"></a>
<dt><a href="Concepts.doc.html#27210">overview,&#32;48</a>
<a name="6958649"></a>
<dt><a href="Concepts.doc.html#32319">static initializers,&#32;33</a>
<a name="6958651"></a>
<dt><a href="Concepts.doc.html#24219">when initiated,&#32;51</a>, <a href="ConstantPool.doc.html#74300">170</a>
</dl>
<dt><b>inner_class_access_flags <strong>item
</strong></b><dl>
<a name="6958655"></a>
<dt>(classes array of InnerClasses_attribute<a href="ClassFile.doc.html#88471"> structure),&#32;126</a>
</dl>
<dt><b>inner_class_info_index <strong>item
</strong></b><dl>
<a name="6958658"></a>
<dt>(classes array of InnerClasses_attribute<a href="ClassFile.doc.html#80037"> structure),&#32;126</a>
</dl>
<dt><b>inner_name_index <strong>item
</strong></b><dl>
<a name="6958661"></a>
<dt>(classes array of InnerClasses_attribute<a href="ClassFile.doc.html#80049"> structure),&#32;126</a>
</dl>
<dt><b>InnerClasses_attribute <strong>structure
</strong></b><dl>
<a name="6958664"></a>
<dt>(elements of attributes table of  ClassFile<a href="ClassFile.doc.html#80017"> structure),&#32;125</a>
</dl>
<dt><b>instanceof <strong>instruction
</strong></b><dl>
<a name="6958667"></a>
<dt><a href="Instructions2.doc6.html#instanceof">definition,&#32;278</a>
</dl>
<dt><b><strong>instances
</strong></b><dl>
<a name="6958670"></a>
<dt><em>See also</em> array
<a name="6958672"></a>
<dt>creating
<dl>
<a name="6958673"></a>
<dt>new<a href="Instructions2.doc10.html#new">,&#32;341</a>
</dl>
<a name="6958675"></a>
<dt><a href="Concepts.doc.html#19124">creation,&#32;54</a>
<dl>
<a name="6958677"></a>
<dt><a href="Overview.doc.html#16536">instruction summary,&#32;88</a>
<a name="6958679"></a>
<dt><a href="Concepts.doc.html#24330">situations that cause the,&#32;54</a>
</dl>
<a name="6958681"></a>
<dt><a href="Concepts.doc.html#25388">definition,&#32;12</a>
<a name="6958683"></a>
<dt>determining if an object is a particular  type, instanceof<a href="Instructions2.doc6.html#instanceof">,&#32;278</a>
<a name="6958685"></a>
<dt>enter monitor for, monitorenter<a href="Instructions2.doc9.html#monitorenter">,&#32;335</a>
<a name="6958687"></a>
<dt>exiting monitor for, monitorexit<a href="Instructions2.doc9.html#monitorenter">,&#32;337</a>
<a name="6958689"></a>
<dt><a href="ClassFile.doc.html#84868">field descriptor specifications,&#32;101</a>
<a name="6958691"></a>
<dt>getting values of fields from, getfield<a href="Instructions2.doc5.html#getfield">,&#32;248</a>
<a name="6958693"></a>
<dt>initialization
<dl>
<a name="6958694"></a>
<dt>data-flow analysis during class<a href="ClassFile.doc.html#9848"> file verification,&#32;147</a>
<a name="6958696"></a>
<dt>field_info<a href="ClassFile.doc.html#87652"> structure access flags,&#32;112</a>
<a name="6958698"></a>
<dt><a href="ClassFile.doc.html#29477">structural constraints on instructions,&#32;137</a>
</dl>
<a name="6958700"></a>
<dt>instanceof<a href="ClassFile.doc.html#43174"> instruction, constraints, static,&#32;136</a>
<a name="6958702"></a>
<dt><a href="Overview.doc.html#15114">Java virtual machine support for,&#32;62</a>
<a name="6958704"></a>
<dt><a href="Overview.doc.html#16535">manipulation, instruction summary,&#32;88</a>
<a name="6958706"></a>
<dt><a href="Concepts.doc.html#26500">methods,&#32;33</a>
<dl>
<a name="6958708"></a>
<dt><a href="ClassFile.doc.html#11124">accessing, structural constraints on instructions,&#32;138</a>
<a name="6958710"></a>
<dt>data-flow analysis during class<a href="ClassFile.doc.html#9848"> file verification,&#32;147</a>
<a name="6958712"></a>
<dt><a href="Overview.doc.html#37285">invoking, instruction summary,&#32;89</a>
<a name="6958714"></a>
<dt>invoking, invokespecial<a href="Instructions2.doc6.html#invokespecial">,&#32;284</a>
<a name="6958716"></a>
<dt>invoking, invokevirtual<a href="Instructions2.doc6.html#invokevirtual">,&#32;291</a>
<a name="6958718"></a>
<dt>method_info<a href="ClassFile.doc.html#75494"> structure access flags,&#32;115</a>
</dl>
<a name="6958720"></a>
<dt>putting values of fields into, putfield<a href="Instructions2.doc11.html#putfield">,&#32;348</a>
<a name="6958722"></a>
<dt><a href="Overview.doc.html#15118">reference type relationship to,&#32;62</a>
<a name="6958724"></a>
<dt>this<a href="Concepts.doc.html#24343"> object role in creation of,&#32;55</a>
<a name="6958726"></a>
<dt><a href="ClassFile.doc.html#9847">uninitialized, restrictions, Pass 3 - bytecode verifier,&#32;147</a>
<a name="6958728"></a>
<dt><a href="Concepts.doc.html#24401">unreachable, finalization of,&#32;57</a>
<a name="6958730"></a>
<dt><a href="Concepts.doc.html#17982">variables,&#32;13</a>
<dl>
<a name="6958732"></a>
<dt><a href="ClassFile.doc.html#11124">accessing, structural constraints on instruction,&#32;138</a>
<a name="6958734"></a>
<dt>getfield<a href="Instructions2.doc5.html#getfield">,&#32;248</a>
<a name="6958736"></a>
<dt>putting fields into putfield<a href="Instructions2.doc11.html#putfield">,&#32;348</a>
</dl>
</dl>
<dt><b>InstantiationError
</b><dl>
<a name="6958739"></a>
<dt><a href="Concepts.doc.html#24176">definition,&#32;51</a>
<a name="6958741"></a>
<dt><a href="Concepts.doc.html#28428">as linking error,&#32;45</a>
<a name="6958743"></a>
<dt>thrown by new<a href="Instructions2.doc10.html#new">,&#32;341</a>
</dl>
<dt><b><strong>instructions
</strong></b><dl>
<a name="6958746"></a>
<dt><a href="ClassFile.doc.html#11935">alternative forms, optimization use of,&#32;143</a>
<a name="6958748"></a>
<dt><a href="ClassFile.doc.html#88587">constraints, static,&#32;134</a>
<a name="6958750"></a>
<dt><a href="Overview.doc.html#2073">Java virtual machine instruction set  execution loop,&#32;80</a>
<dl>
<a name="6958752"></a>
<dt><a href="Overview.doc.html#32311">format,&#32;61</a>
</dl>
<a name="6958754"></a>
<dt><a href="Overview.doc.html#31932">load summary,&#32;83</a>
<a name="6958756"></a>
<dt>
<a name="6962265"></a>
<dt>opcodes
<dl>
<a name="6958757"></a>
<dt><a href="ClassFile.doc.html#9783">data-flow analysis,&#32;142</a>
<a name="6958759"></a>
<dt><a href="ClassFile.doc.html#9802">verification process,&#32;143</a>
</dl>
<a name="6958761"></a>
<dt><a href="ClassFile.doc.html#9803">operands, verification process,&#32;143</a>
<a name="6958763"></a>
<dt>set
<dl>
<a name="6958764"></a>
<dt><a href="Overview.doc.html#31951">arithmetic, summary,&#32;84</a>