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[1/4] Add --enable-accelerator option

Message ID 52988837.9050706@codesourcery.com
State New
Headers show

Commit Message

Bernd Schmidt Nov. 29, 2013, 12:27 p.m. UTC 
This one is small and pretty self-explanatory.


Bernd
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Patch

2013-09-05  Nathan Sidwell  <nathan@codesourcery.com>

	* configure.ac: Add --enable-accelerator.
	* configure: Rebuilt.

Index: gomp-4_0-branch/configure.ac
===================================================================
--- gomp-4_0-branch.orig/configure.ac
+++ gomp-4_0-branch/configure.ac
@@ -286,6 +286,26 @@  case ${with_newlib} in
   yes) skipdirs=`echo " ${skipdirs} " | sed -e 's/ target-newlib / /'` ;;
 esac
 
+# Handle --enable-accelerator.  This is in top-level because both libgoacc and
+# GCC proper need this information.
+# --disable-accelerator
+#   Default.  Do not build accelerator pieces, only support host execution.
+# --enable-accelerator=device-triplet
+#   Build accelerator pieces for 'device-triplet'
+AC_ARG_ENABLE(accelerator,
+[AS_HELP_STRING([[--enable-accelerator[=ARG]]],
+		[build accelerator @<:@ARG={no,device-triplet}@:>@])],
+ENABLE_ACCELERATOR=$enableval,
+ENABLE_ACCELERATOR=no)
+case "${ENABLE_ACCELERATOR}" in
+  yes) AC_MSG_ERROR([--enable-accelerators must name accelerator]) ;;
+  no) ;;
+  nvptx)
+   # validate target ok here?
+   ;;
+  *) AC_MSG_ERROR([unrecognized accelerator]) ;;
+esac
+
 # Handle --enable-gold, --enable-ld.
 # --disable-gold [--enable-ld]
 #     Build only ld.  Default option.