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[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
This commit is contained in:
David Edelsohn 2008-09-03 21:03:38 -04:00
parent 37383ef55e
commit 0783d48d05
2 changed files with 15 additions and 6 deletions
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10
gcc/ChangeLog
View File

@ -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

11
gcc/config/rs6000/rs6000.c
View File

@ -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));