From 8ba2d5befc05ca73d3bac8708819bbbe759e2cf9 Mon Sep 17 00:00:00 2001
From: Dale Johannesen <dalej@apple.com>
Date: Wed, 21 Oct 2009 23:28:00 +0000
Subject: Rename msasm to alignstack per review.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84795 91177308-0d34-0410-b5e6-96231b3b80d8
---
 docs/LangRef.html | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

(limited to 'docs')

diff --git a/docs/LangRef.html b/docs/LangRef.html
index 236538d3e4..f3e5d9f2e1 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -2339,9 +2339,9 @@ has undefined behavior.</p>
    a special value.  This value represents the inline assembler as a string
    (containing the instructions to emit), a list of operand constraints (stored
    as a string), a flag that indicates whether or not the inline asm
-   expression has side effects, and a flag indicating whether the asm came
-   originally from an asm block.  An example inline assembler
-   expression is:</p>
+   expression has side effects, and a flag indicating whether the function
+   containing the asm needs to align its stack conservatively.  An example
+   inline assembler expression is:</p>
 
 <div class="doc_code">
 <pre>
@@ -2369,12 +2369,16 @@ call void asm sideeffect "eieio", ""()
 </pre>
 </div>
 
-<p>Inline asms derived from asm blocks are similarly marked with the
-   '<tt>msasm</tt>' keyword:</p>
+<p>In some cases inline asms will contain code that will not work unless the
+   stack is aligned in some way, such as calls or SSE instructions on x86,
+   yet will not contain code that does that alignment within the asm.
+   The compiler should make conservative assumptions about what the asm might
+   contain and should generate its usual stack alignment code in the prologue
+   if the '<tt>alignstack</tt>' keyword is present:</p>
 
 <div class="doc_code">
 <pre>
-call void asm msasm "eieio", ""()
+call void asm alignstack "eieio", ""()
 </pre>
 </div>
 
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