From: Sjoerd Meijer <sjoerd.meijer@arm.com>
Date: Fri, 3 Jun 2016 14:08:20 +0000 (+0000)
Subject: RAS extensions are part of ARMv8.2.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=334678de6907bd37087c33d54accac52a94bd9ce;p=clang

RAS extensions are part of ARMv8.2.

This patch enables +ras +noras to AArch64 in clang.

Patch by: Roger Ferrer Ibanez and Oliver Stannard

Differential Revision: http://reviews.llvm.org/D20283


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@271672 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 38cccf590f..47ee150981 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -2282,12 +2282,14 @@ static bool DecodeAArch64Features(const Driver &D, StringRef text,
                              .Case("crypto", "+crypto")
                              .Case("fp16", "+fullfp16")
                              .Case("profile", "+spe")
+                             .Case("ras", "+ras")
                              .Case("nofp", "-fp-armv8")
                              .Case("nosimd", "-neon")
                              .Case("nocrc", "-crc")
                              .Case("nocrypto", "-crypto")
                              .Case("nofp16", "-fullfp16")
                              .Case("noprofile", "-spe")
+                             .Case("noras", "-ras")
                              .Default(nullptr);
     if (result)
       Features.push_back(result);
diff --git a/test/Driver/aarch64-ras.c b/test/Driver/aarch64-ras.c
new file mode 100644
index 0000000000..fe038eaf15
--- /dev/null
+++ b/test/Driver/aarch64-ras.c
@@ -0,0 +1,7 @@
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8a+ras -### -c %s 2>&1 | FileCheck --check-prefix=CHECK-RAS %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=generic+ras -### -c %s 2>&1 | FileCheck --check-prefix=CHECK-RAS %s
+// CHECK-RAS: "-target-feature" "+ras"
+
+// RUN: %clang -target aarch64-none-none-eabi -march=armv8a+noras -### -c %s 2>&1 | FileCheck --check-prefix=CHECK-NORAS %s
+// RUN: %clang -target aarch64-none-none-eabi -mcpu=generic+noras -### -c %s 2>&1 | FileCheck --check-prefix=CHECK-NORAS %s
+// CHECK-NORAS: "-target-feature" "-ras"
diff --git a/test/Driver/arm-ras.c b/test/Driver/arm-ras.c
new file mode 100644
index 0000000000..6d2168c160
--- /dev/null
+++ b/test/Driver/arm-ras.c
@@ -0,0 +1,7 @@
+// RUN: %clang -target arm-none-none-eabi -march=armv8a+ras -### -c %s 2>&1 | FileCheck --check-prefix=CHECK-RAS %s
+// RUN: %clang -target arm-none-none-eabi -mcpu=generic+ras -### -c %s 2>&1 | FileCheck --check-prefix=CHECK-RAS %s
+// CHECK-RAS: "-target-feature" "+ras"
+
+// RUN: %clang -target arm-none-none-eabi -march=armv8a+noras -### -c %s 2>&1 | FileCheck --check-prefix=CHECK-NORAS %s
+// RUN: %clang -target arm-none-none-eabi -mcpu=generic+noras -### -c %s 2>&1 | FileCheck --check-prefix=CHECK-NORAS %s
+// CHECK-NORAS: "-target-feature" "-ras"