r196589 - Add flag -fauto-profile as alias to -fprofile-sample-use.

[Diego Novillo]

Author: dnovillo
Date: Fri Dec  6 11:58:19 2013
New Revision: 196589

URL: http://llvm.org/viewvc/llvm-project?rev=196589&view=rev
Log:
Add flag -fauto-profile as alias to -fprofile-sample-use.

Summary:
GCC uses -fauto-profile to enable sample-based PGO. This patch
adds it to Clang as an alias for -fprofile-sample-use.

Differential Revision: http://llvm-reviews.chandlerc.com/D2353

Modified:
    cfe/trunk/include/clang/Driver/Options.td
    cfe/trunk/test/Driver/clang_f_opts.c

Modified: cfe/trunk/include/clang/Driver/Options.td
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Driver/Options.td?rev=196589&r1=196588&r2=196589&view=diff
==============================================================================
--- cfe/trunk/include/clang/Driver/Options.td (original)
+++ cfe/trunk/include/clang/Driver/Options.td Fri Dec  6 11:58:19 2013
@@ -369,6 +369,8 @@ def fno_autolink : Flag <["-"], "fno-aut
 def fprofile_sample_use_EQ : Joined<["-"], "fprofile-sample-use=">,
     Group<f_Group>, Flags<[DriverOption, CC1Option]>,
     HelpText<"Enable sample-based profile guided optimizations">;
+def fauto_profile_EQ : Joined<["-"], "fauto-profile=">,
+    Alias<fprofile_sample_use_EQ>;
 
 def fblocks : Flag<["-"], "fblocks">, Group<f_Group>, Flags<[CC1Option]>,
   HelpText<"Enable the 'blocks' language feature">;

Modified: cfe/trunk/test/Driver/clang_f_opts.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/clang_f_opts.c?rev=196589&r1=196588&r2=196589&view=diff
==============================================================================
--- cfe/trunk/test/Driver/clang_f_opts.c (original)
+++ cfe/trunk/test/Driver/clang_f_opts.c Fri Dec  6 11:58:19 2013
@@ -54,6 +54,9 @@
 // RUN: %clang -### -S -fprofile-sample-use=%S/Inputs/file.prof %s 2>&1 | FileCheck -check-prefix=CHECK-SAMPLE-PROFILE %s
 // CHECK-SAMPLE-PROFILE: "-fprofile-sample-use={{.*}}/file.prof"
 
+// RUN: %clang -### -S -fauto-profile=%S/Inputs/file.prof %s 2>&1 | FileCheck -check-prefix=CHECK-AUTO-PROFILE %s
+// CHECK-AUTO-PROFILE: "-fprofile-sample-use={{.*}}/file.prof"
+
 // RUN: %clang -### -S -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 // RUN: %clang -### -S -fno-vectorize -fvectorize %s 2>&1 | FileCheck -check-prefix=CHECK-VECTORIZE %s
 // RUN: %clang -### -S -fno-vectorize %s 2>&1 | FileCheck -check-prefix=CHECK-NO-VECTORIZE %s