From: Nico Weber <nicolasweber@gmx.de>
Date: Sun, 30 Mar 2014 19:45:58 +0000 (+0000)
Subject: Add documentation for the pcs attribute, based on r129534's commit message.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=78afefd7cad396fe8c1844e4ff359737d1766b6a;p=clang

Add documentation for the pcs attribute, based on r129534's commit message.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@205160 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/clang/Basic/Attr.td b/include/clang/Basic/Attr.td
index 560026b5b9..c0c9083018 100644
--- a/include/clang/Basic/Attr.td
+++ b/include/clang/Basic/Attr.td
@@ -1030,7 +1030,7 @@ def Pcs : InheritableAttr {
                            ["aapcs", "aapcs-vfp"],
                            ["AAPCS", "AAPCS_VFP"]>];
 //  let Subjects = [Function, ObjCMethod];
-  let Documentation = [Undocumented];
+  let Documentation = [PcsDocs];
 }
 
 def Pure : InheritableAttr {
diff --git a/include/clang/Basic/AttrDocs.td b/include/clang/Basic/AttrDocs.td
index 8208aa6cd4..eef3e56841 100644
--- a/include/clang/Basic/AttrDocs.td
+++ b/include/clang/Basic/AttrDocs.td
@@ -577,6 +577,15 @@ The semantics are as follows:
   }];
 }
 
+def PcsDocs : Documentation {
+  let Category = DocCatFunction;
+  let Content = [{
+On ARM targets, this can attribute can be used to select calling conventions,
+similar to ``stdcall`` on x86. Valid parameter values are "aapcs" and
+"aapcs-vfp".
+  }];
+}
+
 def DocCatConsumed : DocumentationCategory<"Consumed Annotation Checking"> {
   let Content = [{
 Clang supports additional attributes for checking basic resource management