[PATCH] D29827: [AVR] Add -mmcu option to the driver

[Leslie Zhai via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL300818: [AVR] Add -mmcu option to the driver (authored by xiangzhai).

Changed prior to commit:
  https://reviews.llvm.org/D29827?vs=95707&id=95879#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D29827

Files:
  cfe/trunk/include/clang/Driver/Options.td
  cfe/trunk/lib/Driver/ToolChains/CommonArgs.cpp
  cfe/trunk/test/Driver/avr-mmcu.c


Index: cfe/trunk/lib/Driver/ToolChains/CommonArgs.cpp
===================================================================
--- cfe/trunk/lib/Driver/ToolChains/CommonArgs.cpp
+++ cfe/trunk/lib/Driver/ToolChains/CommonArgs.cpp
@@ -261,6 +261,12 @@
     arm::getARMArchCPUFromArgs(Args, MArch, MCPU, FromAs);
     return arm::getARMTargetCPU(MCPU, MArch, T);
   }
+
+  case llvm::Triple::avr:
+    if (const Arg *A = Args.getLastArg(options::OPT_mmcu_EQ))
+      return A->getValue();
+    return "";
+
   case llvm::Triple::mips:
   case llvm::Triple::mipsel:
   case llvm::Triple::mips64:
Index: cfe/trunk/include/clang/Driver/Options.td
===================================================================
--- cfe/trunk/include/clang/Driver/Options.td
+++ cfe/trunk/include/clang/Driver/Options.td
@@ -1661,6 +1661,7 @@
 def municode : Joined<["-"], "municode">, Group<m_Group>, Flags<[DriverOption]>;
 def mthreads : Joined<["-"], "mthreads">, Group<m_Group>, Flags<[DriverOption]>;
 def mcpu_EQ : Joined<["-"], "mcpu=">, Group<m_Group>;
+def mmcu_EQ : Joined<["-"], "mmcu=">, Group<m_Group>;
 def mdynamic_no_pic : Joined<["-"], "mdynamic-no-pic">, Group<m_Group>;
 def mfix_and_continue : Flag<["-"], "mfix-and-continue">, Group<clang_ignored_m_Group>;
 def mieee_fp : Flag<["-"], "mieee-fp">, Group<clang_ignored_m_Group>;
Index: cfe/trunk/test/Driver/avr-mmcu.c
===================================================================
--- cfe/trunk/test/Driver/avr-mmcu.c
+++ cfe/trunk/test/Driver/avr-mmcu.c
@@ -0,0 +1,5 @@
+// A test for the propagation of the -mmcu option to -cc1 and -cc1as
+
+// RUN: %clang -### -target avr -mmcu=atmega328p -save-temps %s 2>&1 | FileCheck %s
+// CHECK: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega328p"
+// CHECK: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega328p"


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