Title: [195859] trunk/Websites/webkit.org
- Revision
- 195859
- Author
- [email protected]
- Date
- 2016-01-29 15:43:56 -0800 (Fri, 29 Jan 2016)
Log Message
Clean up the B3 documentation a bit
https://bugs.webkit.org/show_bug.cgi?id=153678
Reviewed by Saam Barati.
* docs/b3/index.html: Fix some links and fix small issues.
* docs/b3/intermediate-representation.html: Clean up some text and fix small issues.
Modified Paths
Diff
Modified: trunk/Websites/webkit.org/ChangeLog (195858 => 195859)
--- trunk/Websites/webkit.org/ChangeLog 2016-01-29 23:42:43 UTC (rev 195858)
+++ trunk/Websites/webkit.org/ChangeLog 2016-01-29 23:43:56 UTC (rev 195859)
@@ -1,5 +1,15 @@
2016-01-29 Filip Pizlo <[email protected]>
+ Clean up the B3 documentation a bit
+ https://bugs.webkit.org/show_bug.cgi?id=153678
+
+ Reviewed by Saam Barati.
+
+ * docs/b3/index.html: Fix some links and fix small issues.
+ * docs/b3/intermediate-representation.html: Clean up some text and fix small issues.
+
+2016-01-29 Filip Pizlo <[email protected]>
+
B3 should have documentation
https://bugs.webkit.org/show_bug.cgi?id=153658
Modified: trunk/Websites/webkit.org/docs/b3/index.html (195858 => 195859)
--- trunk/Websites/webkit.org/docs/b3/index.html 2016-01-29 23:42:43 UTC (rev 195858)
+++ trunk/Websites/webkit.org/docs/b3/index.html 2016-01-29 23:43:56 UTC (rev 195859)
@@ -50,7 +50,8 @@
<h2>B3 IR</h2>
- <p>Clients of B3 usually interact with it using B3 IR. It's C-like, in the sense that it
+ <p>Clients of B3 usually interact with it using
+ <a href="" IR</a>. It's C-like, in the sense that it
models heap references as integers and does not attempt to verify memory accesses. It
enforces static single assignment, or SSA for short. An SSA program will contain only one
assignment to each variable, which makes it trivial to trace from a use of a variable to
@@ -64,8 +65,8 @@
being generated and for callees of the procedure's callsites. B3 also makes it easy to
just emit a C call. There's an opcode for that.</p>
- <p>See <a href="" IR documentation</a>
- for more info.</p>
+ <p>See <a href="" IR documentation</a> for more
+ info.</p>
<p>Here's an example of the IR from the example above:</p>
@@ -95,7 +96,8 @@
<h2>Air</h2>
- <p>Air, or Assembly IR, is the way that B3 represents the machine instruction sequence prior
+ <p><a href="" or Assembly IR, is the way
+ that B3 represents the machine instruction sequence prior
to code generation. Air is like assembly, except that in addition to registers it has
temporaries, and in addition to the native address forms it has abstract ones like "stack"
(an abstract stack slot) and "callArg" (an abstract location in the outgoing call argument
Modified: trunk/Websites/webkit.org/docs/b3/intermediate-representation.html (195858 => 195859)
--- trunk/Websites/webkit.org/docs/b3/intermediate-representation.html 2016-01-29 23:42:43 UTC (rev 195858)
+++ trunk/Websites/webkit.org/docs/b3/intermediate-representation.html 2016-01-29 23:43:56 UTC (rev 195859)
@@ -60,9 +60,11 @@
<p>Variables, and the instructions that define them, are represented using the Value object.
The Value object has a return type, an opcode, and zero or more children. Children are
- references to other Values. Values also have a unique 32-bit index that is used as the
- name. Those values are used as input to the instruction that computes this value. For
- example:</p>
+ references to other Values. Those values are used as input to the instruction that
+ computes this value.</p>
+ <p>Values also have a unique 32-bit index that is used as the name.</p>
+
+ <p>Example:</p>
<pre><code>Int32 @3 = Add(@1, @2)</code></pre>
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