From aae6234255311ce64facefa4a4d332c68542d3b3 Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Thu, 3 Oct 2013 20:38:57 +0000
Subject: Pull in r189644 from upstream llvm trunk:

  Add ms_abi and sysv_abi attribute handling.

  Based on a patch by Benno Rice!

This will help to develop EFI support.

Approved by:	re (kib)
Verified by:	benno
MFC after:	1 week
---
 contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp')

diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp
index 7b3345a..4e5e4b2 100644
--- a/contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp
+++ b/contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp
@@ -3961,6 +3961,16 @@ static void handleCallConvAttr(Sema &S, Decl *D, const AttributeList &Attr) {
                PascalAttr(Attr.getRange(), S.Context,
                           Attr.getAttributeSpellingListIndex()));
     return;
+  case AttributeList::AT_MSABI:
+    D->addAttr(::new (S.Context)
+               MSABIAttr(Attr.getRange(), S.Context,
+                         Attr.getAttributeSpellingListIndex()));
+    return;
+  case AttributeList::AT_SysVABI:
+    D->addAttr(::new (S.Context)
+               SysVABIAttr(Attr.getRange(), S.Context,
+                           Attr.getAttributeSpellingListIndex()));
+    return;
   case AttributeList::AT_Pcs: {
     PcsAttr::PCSType PCS;
     switch (CC) {
@@ -4036,6 +4046,14 @@ bool Sema::CheckCallingConvAttr(const AttributeList &attr, CallingConv &CC,
   case AttributeList::AT_StdCall: CC = CC_X86StdCall; break;
   case AttributeList::AT_ThisCall: CC = CC_X86ThisCall; break;
   case AttributeList::AT_Pascal: CC = CC_X86Pascal; break;
+  case AttributeList::AT_MSABI:
+    CC = Context.getTargetInfo().getTriple().isOSWindows() ? CC_C :
+                                                             CC_X86_64Win64;
+    break;
+  case AttributeList::AT_SysVABI:
+    CC = Context.getTargetInfo().getTriple().isOSWindows() ? CC_X86_64SysV :
+                                                             CC_C;
+    break;
   case AttributeList::AT_Pcs: {
     Expr *Arg = attr.getArg(0);
     StringLiteral *Str = dyn_cast<StringLiteral>(Arg);
@@ -4876,6 +4894,8 @@ static void ProcessInheritableDeclAttr(Sema &S, Scope *scope, Decl *D,
   case AttributeList::AT_FastCall:
   case AttributeList::AT_ThisCall:
   case AttributeList::AT_Pascal:
+  case AttributeList::AT_MSABI:
+  case AttributeList::AT_SysVABI:
   case AttributeList::AT_Pcs:
   case AttributeList::AT_PnaclCall:
   case AttributeList::AT_IntelOclBicc:
-- 
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