From: H.J. Lu <hjl@gcc.gnu.org>
Date: Mon, 6 Jul 2015 17:51:12 +0000 (-0700)
Subject: Handle PROCESSOR_IAMCU in ix86_target_macros_internal
X-Git-Tag: basepoints/gcc-7~5847
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=45cef0e94d10063aa847530d5e8ba79bb320be28;p=thirdparty%2Fgcc.git

Handle PROCESSOR_IAMCU in ix86_target_macros_internal

Define __i586__/__pentium__ for -march=iamcu and __tune_iamcu__ for
-mtune=iamcu.

	* config/i386/i386-c.c (ix86_target_macros_internal): Handle
	PROCESSOR_IAMCU.

From-SVN: r225471
---

diff --git a/gcc/config/i386/i386-c.c b/gcc/config/i386/i386-c.c
index 304ce551d201..d95772b40f61 100644
--- a/gcc/config/i386/i386-c.c
+++ b/gcc/config/i386/i386-c.c
@@ -64,6 +64,8 @@ ix86_target_macros_internal (HOST_WIDE_INT isa_flag,
       def_or_undef (parse_in, "__i486");
       def_or_undef (parse_in, "__i486__");
       break;
+    case PROCESSOR_IAMCU:
+      /* Intel MCU is based on Intel Pentium CPU.  */
     case PROCESSOR_PENTIUM:
       def_or_undef (parse_in, "__i586");
       def_or_undef (parse_in, "__i586__");
@@ -285,6 +287,9 @@ ix86_target_macros_internal (HOST_WIDE_INT isa_flag,
     case PROCESSOR_KNL:
       def_or_undef (parse_in, "__tune_knl__");
       break;
+    case PROCESSOR_IAMCU:
+      def_or_undef (parse_in, "__tune_iamcu__");
+      break;
     case PROCESSOR_INTEL:
     case PROCESSOR_GENERIC:
       break;