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| author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:14 -0800 |
|---|---|---|
| committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:14 -0800 |
| commit | f72d5de56a522ac3be03873bdde26f23a5eeeb3c (patch) | |
| tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /docs/opcodes/opcode-21-array-length.html | |
| parent | 31e30105703263782efd450d356cd67ea01af3b7 (diff) | |
| download | android_dalvik-f72d5de56a522ac3be03873bdde26f23a5eeeb3c.tar.gz android_dalvik-f72d5de56a522ac3be03873bdde26f23a5eeeb3c.tar.bz2 android_dalvik-f72d5de56a522ac3be03873bdde26f23a5eeeb3c.zip | |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'docs/opcodes/opcode-21-array-length.html')
| -rw-r--r-- | docs/opcodes/opcode-21-array-length.html | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/docs/opcodes/opcode-21-array-length.html b/docs/opcodes/opcode-21-array-length.html deleted file mode 100644 index 576774215..000000000 --- a/docs/opcodes/opcode-21-array-length.html +++ /dev/null @@ -1,78 +0,0 @@ -<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> - -<html> - -<head> -<title>array-length</title> -<link rel=stylesheet href="opcode.css"> -</head> - -<body> - -<h1>array-length</h1> - -<h2>Purpose</h2> - -<p> -Store in the given destination register the length of the indicated array, -in entries. -</p> - -<h2>Details</h2> - -<table class="instruc"> -<thead> -<tr> - <th>Op & Format</th> - <th>Mnemonic / Syntax</th> - <th>Arguments</th> -</tr> -</thead> -<tbody> -<tr> - <td>21 12x</td> - <td>array-length vA, vB</td> - <td><code>A:</code> destination register (4 bits)<br/> - <code>B:</code> array reference-bearing register (4 bits)</td> -</tr> -</tbody> -</table> - -<h2>Constraints</h2> - -<ul> - <li> - Both A and B must be valid register indices for the current stack frame. - </li> - <li> - Register vB must contain a reference to an array. - </li> -</ul> - -<h2>Behavior</h2> - -<ul> - <li> - The length of the array referenced by vB is stored in vA, that is - vA' = length(vB). - </li> - <li> - If register v(A-1) is the lower half of a register pair, register v(A-1)' - becomes undefined. - </li> - <li> - If register v(A+1) is the upper half of a register pair, register v(A+1)' - becomes undefined. - </li> -</ul> - -<h2>Exceptions</h2> - -<ul> - <li> - NullPointerException is thrown if the value of register vB is null. - </li> -</ul> - -</body> -</html> |