From: Adhemerval Zanella <azanella@linux.vnet.ibm.com>
Date: Tue, 22 Jan 2013 20:02:45 +0000 (+0000)
Subject: PowerPC: fix __builtin_eh_return_data_regno return
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b0fc94ceaf1462a56068bbe400e6f22ef96ac681;p=clang

PowerPC: fix __builtin_eh_return_data_regno return


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173188 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index c83165fc5e..084b6b364e 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -818,6 +818,11 @@ public:
   virtual const char *getClobbers() const {
     return "";
   }
+  int getEHDataRegisterNumber(unsigned RegNo) const {
+    if (RegNo == 0) return 3;
+    if (RegNo == 1) return 4;
+    return -1;
+  }
 };
 
 const Builtin::Info PPCTargetInfo::BuiltinInfo[] = {
diff --git a/test/CodeGen/builtins-ppc.c b/test/CodeGen/builtins-ppc.c
new file mode 100644
index 0000000000..ee27a4c742
--- /dev/null
+++ b/test/CodeGen/builtins-ppc.c
@@ -0,0 +1,9 @@
+// REQUIRES: ppc32-registered-target
+// RUN: %clang_cc1 -triple powerpc-unknown-unknown -emit-llvm %s -o - | FileCheck %s
+
+void test_eh_return_data_regno()
+{
+  volatile int res;
+  res = __builtin_eh_return_data_regno(0);  // CHECK: store volatile i32 3
+  res = __builtin_eh_return_data_regno(1);  // CHECK: store volatile i32 4
+}