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<h3>
Raymond Toy pushed to branch master
at <a href="https://gitlab.common-lisp.net/cmucl/cmucl">cmucl / cmucl</a>
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<h4>
Commits:
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<ul>
<li>
<strong><a href="https://gitlab.common-lisp.net/cmucl/cmucl/commit/e28e38cee467fee161d8acba7ea76d493bee2440">e28e38ce</a></strong>
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<span>by Raymond Toy</span>
<i>at 2015-12-31T14:02:26Z</i>
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<pre class='commit-message'>Add better description of the output of x87-floating-point-modes</pre>
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<h4>1 changed file:</h4>
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<a href='#diff-0'>
src/compiler/x86/float.lisp
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<h4>Changes:</h4>
<li id='diff-0'>
<a href='https://gitlab.common-lisp.net/cmucl/cmucl/commit/e28e38cee467fee161d8acba7ea76d493bee2440#diff-0'>
<strong>
src/compiler/x86/float.lisp
</strong>
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<pre class="highlight"><code><span style="color: #000000;background-color: #ffdddd">--- a/src/compiler/x86/float.lisp
</span><span style="color: #000000;background-color: #ddffdd">+++ b/src/compiler/x86/float.lisp
</span><span style="color: #aaaaaa">@@ -2340,6 +2340,13 @@
</span> ;;
;; When one of the mask bits (0-5) is set, then that exception is
;; masked so that no exception is generated.
<span style="color: #000000;background-color: #ddffdd">+;;
+;; Returns the control and status words merged into one. The low 16
+;; bits contains the control word with the exception mask bits
+;; inverted to indicate exception enable bits. The high 16 bits
+;; contains the status word, but the top 8 bits of the status word are
+;; cleared, effectively removing the condition code, top-of-stack
+;; bits, and the FPU busy bit.
</span> (define-vop (x87-floating-point-modes)
(:results (res :scs (unsigned-reg)))
(:result-types unsigned-num)
</code></pre>
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