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<html><head><title>VM Spec </title></head><body BGCOLOR=#eeeeff text=#000000 LINK=#0000ff VLINK=#000077 ALINK=#ff0000> <a href="VMSpecTOC.doc.html">Contents</a> | <a href="Instructions2.doc66.html">Prev</a> | <a href="Instructions2.doc68.html">Next</a> | <a href="Mnemonics.doc.html">Index</a><hr><br> <a name="freturn"></a><h2>freturn</h2><a name="freturn.Operation"></a><b>Operation</b><br><a name="68158"></a>Return <code>float</code> from method<p><Table Border="3"><tr><td><a name="68157"></a> <i>freturn</i><td><a name="87568"></a> </Table><Table><tr><td></Table><p><a name="freturn.Forms"></a><b>Forms</b><br><a name="68159"></a><i>freturn</i> = 174 (0xae)<p><a name="freturn.Stack"></a><b>Stack</b><br><a name="87907"></a>..., <i>value</i><em> </em><img src="chars/arrwdbrt.gif"> [empty]<p><a name="freturn.Description"></a><b>Description</b><br><a name="68161"></a>The returning method must have return type <code>float</code>. The <i>value</i> must be of type <code>float</code>. The <i>value</i> is popped from the operand stack of the current frame <a href="Overview.doc.html#17257">(§3.6)</a> and pushed onto the operand stack of the frame of the invoker. Any other values on the operand stack of the current method are discarded. If the returning method is a <code>synchronized</code> method, the monitor acquired or reentered on invocation of the method is released or exited (respectively) as if by execution of a <i>monitorexit</i> instruction. <p><a name="68165"></a>The interpreter then returns control to the invoker of the method, reinstating the frame of the invoker.<p><hr><!-- This inserts footnotes--><p><a href="VMSpecTOC.doc.html">Contents</a> | <a href="Instructions2.doc66.html">Prev</a> | <a href="Instructions2.doc68.html">Next</a> | <a href="Mnemonics.doc.html">Index</a><p><font size=-1>Java Virtual Machine Specification (HTML generated by dkramer on February 25, 1997)<br><i><a href="Copyright.doc.html">Copyright © 1996 Sun Microsystems, Inc.</a>All rights reserved</i><br>Please send any comments or corrections to <a href="mailto:doug.kramer@sun.com">doug.kramer@sun.com</a></font></body></html>⌨️ 快捷键说明
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