[multiple changes]

2008-09-03  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (processor_target_table): Do not
        enable VMX for POWER6.

2008-09-03  Anton Blanchard  <anton@samba.org>

        * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
        emit memory barrier before operation.

From-SVN: r139969

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6bfa7ad..10087ab 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,13 @@
+2008-09-03  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (processor_target_table): Do not
+       enable VMX for POWER6.
+
+2008-09-03  Anton Blanchard  <anton@samba.org>
+
+       * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
+       emit memory barrier before operation.
+
 2008-09-03  John David Anglin  <dave.anglin@nrc.cnrc.gc.ca>
 
        PR testsuite/37325

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 6ab3496..934ea8f 100644 (file)
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -1518,11 +1518,12 @@ rs6000_override_options (const char *default_cpu)
          POWERPC_BASE_MASK | MASK_POWERPC64 | MASK_PPC_GPOPT | MASK_PPC_GFXOPT
          | MASK_MFCRF | MASK_POPCNTB | MASK_FPRND},
         {"power6", PROCESSOR_POWER6,
-         POWERPC_7400_MASK | MASK_POWERPC64 | MASK_PPC_GPOPT | MASK_MFCRF
-         | MASK_POPCNTB | MASK_FPRND | MASK_CMPB | MASK_DFP},
+         POWERPC_BASE_MASK | MASK_POWERPC64 | MASK_PPC_GPOPT | MASK_PPC_GFXOPT
+         | MASK_MFCRF | MASK_POPCNTB | MASK_FPRND | MASK_CMPB | MASK_DFP},
         {"power6x", PROCESSOR_POWER6,
-         POWERPC_7400_MASK | MASK_POWERPC64 | MASK_PPC_GPOPT | MASK_MFCRF
-         | MASK_POPCNTB | MASK_FPRND | MASK_CMPB | MASK_DFP | MASK_MFPGPR},
+         POWERPC_BASE_MASK | MASK_POWERPC64 | MASK_PPC_GPOPT | MASK_PPC_GFXOPT
+         | MASK_MFCRF | MASK_POPCNTB | MASK_FPRND | MASK_CMPB | MASK_DFP
+         | MASK_MFPGPR},
         {"power7", PROCESSOR_POWER5,
          POWERPC_7400_MASK | MASK_POWERPC64 | MASK_PPC_GPOPT | MASK_MFCRF
          | MASK_POPCNTB | MASK_FPRND | MASK_CMPB | MASK_DFP},
@@ -14000,8 +14001,6 @@ rs6000_split_lock_test_and_set (rtx retval, rtx mem, rtx val, rtx scratch)
   enum machine_mode mode = GET_MODE (mem);
   rtx label, x, cond = gen_rtx_REG (CCmode, CR0_REGNO);
 
-  emit_insn (gen_memory_barrier ());
-
   label = gen_rtx_LABEL_REF (VOIDmode, gen_label_rtx ());
   emit_label (XEXP (label, 0));