From e3f1ed580552ea034fba1f2097c92b06723c1783 Mon Sep 17 00:00:00 2001
From: Bryan Chan <bryan.chan@ca.ibm.com>
Date: Thu, 28 Apr 2016 13:56:43 +0000
Subject: [SystemZ] Support Swift calling convention

Summary:
Port rL265324 to SystemZ to allow using the 'swiftcall' attribute on that architecture.

Depends on D19414.

Reviewers: kbarton, rjmccall, uweigand

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D19432

llvm-svn: 267879
---
 clang/lib/Basic/Targets.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'clang/lib/Basic/Targets.cpp')

diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index 4e516513b34..b7fda8f5fa3 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -6548,6 +6548,16 @@ public:
         .Default(false);
   }
 
+  CallingConvCheckResult checkCallingConvention(CallingConv CC) const override {
+    switch (CC) {
+    case CC_C:
+    case CC_Swift:
+      return CCCR_OK;
+    default:
+      return CCCR_Warning;
+    }
+  }
+
   StringRef getABI() const override {
     if (HasVector)
       return "vector";
-- 
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