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authorJim Grosbach <grosbach@apple.com>2010-01-28 01:45:32 +0000
committerJim Grosbach <grosbach@apple.com>2010-01-28 01:45:32 +0000
commitca752c9020a1b1cf151142bd9e0cbca9af12d807 (patch)
treef55e837ff0190e3a044cdc940753ceb3c1e4cef8 /docs
parent4fcd607c5614ffb62b4012682d7223c1e93423b6 (diff)
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Update of 94055 to track the IR level call site information via an intrinsic.
This allows code gen and the exception table writer to cooperate to make sure landing pads are associated with the correct invoke locations. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94726 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs')
-rw-r--r--docs/ExceptionHandling.html19
1 files changed, 19 insertions, 0 deletions
diff --git a/docs/ExceptionHandling.html b/docs/ExceptionHandling.html
index 438edda..9c7c615 100644
--- a/docs/ExceptionHandling.html
+++ b/docs/ExceptionHandling.html
@@ -39,6 +39,7 @@
<li><a href="#llvm_eh_sjlj_setjmp"><tt>llvm.eh.sjlj.setjmp</tt></a></li>
<li><a href="#llvm_eh_sjlj_longjmp"><tt>llvm.eh.sjlj.longjmp</tt></a></li>
<li><a href="#llvm_eh_sjlj_lsda"><tt>llvm.eh.sjlj.lsda</tt></a></li>
+ <li><a href="#llvm_eh_sjlj_callsite"><tt>llvm.eh.sjlj.callsite</tt></a></li>
</ol></li>
<li><a href="#asm">Asm Table Formats</a>
<ol>
@@ -509,6 +510,24 @@
</div>
<!-- ======================================================================= -->
+<div class="doc_subsubsection">
+ <a name="llvm_eh_sjlj_callsite">llvm.eh.sjlj.callsite</a>
+</div>
+
+<div class="doc_text">
+
+<pre>
+ void %<a href="#llvm_eh_sjlj_callsite">llvm.eh.sjlj.callsite</a>(i32)
+</pre>
+
+<p>For SJLJ based exception handling, the <a href="#llvm_eh_sjlj_callsite">
+ <tt>llvm.eh.sjlj.callsite</tt></a> intrinsic identifies the callsite value
+ associated with the following invoke instruction. This is used to ensure
+ that landing pad entries in the LSDA are generated in the matching order.</p>
+
+</div>
+
+<!-- ======================================================================= -->
<div class="doc_section">
<a name="asm">Asm Table Formats</a>
</div>