r343220 - [AArch64][v8.5A] Test optional Armv8.5-A random number extension

[Oliver Stannard via cfe-commits]

Author: olista01
Date: Thu Sep 27 07:20:59 2018
New Revision: 343220

URL: http://llvm.org/viewvc/llvm-project?rev=343220&view=rev
Log:
[AArch64][v8.5A] Test optional Armv8.5-A random number extension

The implementation of this is in TargetParser, so we only need to add a
test for it in clang.

Patch by Pablo Barrio!

Differential revision: https://reviews.llvm.org/D52492


Added:
    cfe/trunk/test/Driver/aarch64-rand.c

Added: cfe/trunk/test/Driver/aarch64-rand.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/aarch64-rand.c?rev=343220&view=auto
==============================================================================
--- cfe/trunk/test/Driver/aarch64-rand.c (added)
+++ cfe/trunk/test/Driver/aarch64-rand.c Thu Sep 27 07:20:59 2018
@@ -0,0 +1,13 @@
+// RUN: %clang -### -target aarch64-none-none-eabi -march=armv8.4a+rng %s 2>&1 | FileCheck %s
+// RUN: %clang -### -target aarch64-none-none-eabi -march=armv8.5a+rng %s 2>&1 | FileCheck %s
+// CHECK: "-target-feature" "+rand"
+
+// RUN: %clang -### -target aarch64-none-none-eabi -march=armv8.4a+norng %s 2>&1 | FileCheck %s --check-prefix=NORAND
+// RUN: %clang -### -target aarch64-none-none-eabi -march=armv8.5a+norng %s 2>&1 | FileCheck %s --check-prefix=NORAND
+// NORAND: "-target-feature" "-rand"
+
+// RUN: %clang -### -target aarch64-none-none-eabi                 %s 2>&1 | FileCheck %s --check-prefix=ABSENTRAND
+// RUN: %clang -### -target aarch64-none-none-eabi -march=armv8.4a %s 2>&1 | FileCheck %s --check-prefix=ABSENTRAND
+// RUN: %clang -### -target aarch64-none-none-eabi -march=armv8.5a %s 2>&1 | FileCheck %s --check-prefix=ABSENTRAND
+// ABSENTRAND-NOT: "-target-feature" "+rand"
+// ABSENTRAND-NOT: "-target-feature" "-rand"