The canonical CPU variant for ARM according to config.guess uses a

suffix it seems:

    # ./config.guess
    earmv7hfeb-unknown-netbsd7.99.4

Extend the triple parsing to support this. Avoid running the ARM parser
multiple times because StringSwitch is not lazy.

Reviewers: Renato Golin, Tim Northover

Differential Revision: http://reviews.llvm.org/D7166

llvm-svn: 227085

1 files changed, 17 insertions, 0 deletions

diff --git a/llvm/unittests/ADT/TripleTest.cpp b/llvm/unittests/ADT/TripleTest.cpp
index cacbde66f35..1f9aa32aeab 100644
--- a/llvm/unittests/ADT/TripleTest.cpp
+++ b/llvm/unittests/ADT/TripleTest.cpp
@@ -665,3 +665,20 @@ TEST(TripleTest, getARMCPUForArch) {
   }
 }
 }
+
+TEST(TripleTest, NormalizeARM) {
+  EXPECT_EQ("armv6--netbsd-eabi", Triple::normalize("armv6-netbsd-eabi"));
+  EXPECT_EQ("armv7--netbsd-eabi", Triple::normalize("armv7-netbsd-eabi"));
+  EXPECT_EQ("armv6eb--netbsd-eabi", Triple::normalize("armv6eb-netbsd-eabi"));
+  EXPECT_EQ("armv7eb--netbsd-eabi", Triple::normalize("armv7eb-netbsd-eabi"));
+  EXPECT_EQ("armv6--netbsd-eabihf", Triple::normalize("armv6-netbsd-eabihf"));
+  EXPECT_EQ("armv7--netbsd-eabihf", Triple::normalize("armv7-netbsd-eabihf"));
+  EXPECT_EQ("armv6eb--netbsd-eabihf", Triple::normalize("armv6eb-netbsd-eabihf"));
+  EXPECT_EQ("armv7eb--netbsd-eabihf", Triple::normalize("armv7eb-netbsd-eabihf"));
+
+  Triple T;
+  T = Triple("armv6--netbsd-eabi");
+  EXPECT_EQ(Triple::arm, T.getArch());
+  T = Triple("armv6eb--netbsd-eabi");
+  EXPECT_EQ(Triple::armeb, T.getArch());
+}