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Index: llvm-toolchain-snapshot_3.5~svn201651/clang/test/CodeGen/linux-arm-atomic.c
===================================================================
--- llvm-toolchain-snapshot_3.5~svn201651.orig/clang/test/CodeGen/linux-arm-atomic.c 2014-02-19 09:46:27.872584164 +0100
+++ llvm-toolchain-snapshot_3.5~svn201651/clang/test/CodeGen/linux-arm-atomic.c 2014-02-19 09:46:29.748703000 +0100
@@ -1,5 +1,6 @@
// RUN: %clang_cc1 %s -emit-llvm -o - -triple=armv7-unknown-linux | FileCheck %s
// RUN: %clang_cc1 %s -emit-llvm -o - -triple=armv6-unknown-linux | FileCheck %s
+// RUN: %clang_cc1 %s -emit-llvm -o - -triple=thumbv7-unknown-linux | FileCheck %s
typedef int _Atomic_word;
_Atomic_word exchange_and_add(volatile _Atomic_word *__mem, int __val) {
Index: llvm-toolchain-snapshot_3.5~svn201651/clang/lib/Basic/Targets.cpp
===================================================================
--- llvm-toolchain-snapshot_3.5~svn201651.orig/clang/lib/Basic/Targets.cpp 2014-02-19 09:46:27.872584164 +0100
+++ llvm-toolchain-snapshot_3.5~svn201651/clang/lib/Basic/Targets.cpp 2014-02-19 09:46:29.748703000 +0100
@@ -3774,9 +3774,23 @@
if (T.getOS() != llvm::Triple::Linux)
return false;
StringRef ArchName = T.getArchName();
- if (ArchName.startswith("armv6") || ArchName.startswith("armv7"))
- return true;
- return false;
+ if (T.getArch() == llvm::Triple::arm) {
+ if (!ArchName.startswith("armv"))
+ return false;
+ StringRef VersionStr = ArchName.substr(4);
+ unsigned Version;
+ if (VersionStr.getAsInteger(10, Version))
+ return false;
+ return Version >= 6;
+ }
+ assert(T.getArch() == llvm::Triple::thumb);
+ if (!ArchName.startswith("thumbv"))
+ return false;
+ StringRef VersionStr = ArchName.substr(6);
+ unsigned Version;
+ if (VersionStr.getAsInteger(10, Version))
+ return false;
+ return Version >= 7;
}
public:
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