Step 1 of VSX changes: Powerpc infrstructure changes

[pf3gnuchains/gcc-fork.git] / gcc / configure.ac

diff --git a/gcc/configure.ac b/gcc/configure.ac
index f637a11..341571c 100644 (file)
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -3125,7 +3125,7 @@ foo:      nop
     esac
 
     gcc_GAS_CHECK_FEATURE([move fp gpr support],
-      gcc_cv_as_powerpc_mfpgpr, [9,99,0],,
+      gcc_cv_as_powerpc_mfpgpr, [2,19,2],,
       [$conftest_s],,
       [AC_DEFINE(HAVE_AS_MFPGPR, 1,
          [Define if your assembler supports mffgpr and mftgpr.])])
@@ -3159,7 +3159,7 @@ LCF0:
     esac
 
     gcc_GAS_CHECK_FEATURE([compare bytes support],
-      gcc_cv_as_powerpc_cmpb, [9,99,0], -a32,
+      gcc_cv_as_powerpc_cmpb, [2,19,2], -a32,
       [$conftest_s],,
       [AC_DEFINE(HAVE_AS_CMPB, 1,
          [Define if your assembler supports cmpb.])])
@@ -3174,7 +3174,7 @@ LCF0:
     esac
 
     gcc_GAS_CHECK_FEATURE([decimal float support],
-      gcc_cv_as_powerpc_dfp, [9,99,0], -a32,
+      gcc_cv_as_powerpc_dfp, [2,19,2], -a32,
       [$conftest_s],,
       [AC_DEFINE(HAVE_AS_DFP, 1,
          [Define if your assembler supports DFP instructions.])])
@@ -3189,11 +3189,39 @@ LCF0:
     esac
 
     gcc_GAS_CHECK_FEATURE([vector-scalar support],
-      gcc_cv_as_powerpc_vsx, [9,99,0], -a32,
+      gcc_cv_as_powerpc_vsx, [2,19,2], -a32,
       [$conftest_s],,
       [AC_DEFINE(HAVE_AS_VSX, 1,
          [Define if your assembler supports VSX instructions.])])
 
+    case $target in
+      *-*-aix*) conftest_s='   .machine "pwr7"
+       .csect .text[[PR]]
+       popcntd 3,3';;
+      *) conftest_s='  .machine power7
+       .text
+       popcntd 3,3';;
+    esac
+
+    gcc_GAS_CHECK_FEATURE([popcntd support],
+      gcc_cv_as_powerpc_popcntd, [2,19,2], -a32,
+      [$conftest_s],,
+      [AC_DEFINE(HAVE_AS_POPCNTD, 1,
+         [Define if your assembler supports POPCNTD instructions.])])
+
+    case $target in
+      *-*-aix*) conftest_s='   .csect .text[[PR]]
+       lwsync';;
+      *) conftest_s='  .text
+       lwsync';;
+    esac
+
+    gcc_GAS_CHECK_FEATURE([lwsync support],
+      gcc_cv_as_powerpc_lwsync, [2,19,2], -a32,
+      [$conftest_s],,
+      [AC_DEFINE(HAVE_AS_LWSYNC, 1,
+         [Define if your assembler supports LWSYNC instructions.])])
+
     gcc_GAS_CHECK_FEATURE([.gnu_attribute support],
       gcc_cv_as_powerpc_gnu_attribute, [2,18,0],,
       [.gnu_attribute 4,1],,