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| author | davem <davem@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-11-15 21:24:22 +0000 |
|---|---|---|
| committer | davem <davem@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-11-15 21:24:22 +0000 |
| commit | 6c940e8ddfb4fa24b07cd8314f70a791816244d6 (patch) | |
| tree | f03d2f8dce9c22de2316eabb57bfd128e7c91f42 /gcc/config.in | |
| parent | 8738bcea960a6a0a226a3002915224f7713a46ac (diff) | |
| download | ppe42-gcc-6c940e8ddfb4fa24b07cd8314f70a791816244d6.tar.gz ppe42-gcc-6c940e8ddfb4fa24b07cd8314f70a791816244d6.zip | |
Add support for sparc fused compare-and-branch.
gcc/
2012-11-15 David S. Miller <davem@davemloft.net>
* configure.ac: Add check for assembler SPARC4 instruction
support.
* configure: Rebuild.
* config.in: Add HAVE_AS_SPARC4 section.
* config/sparc/sparc.opt (mcbcond): New option.
* doc/invoke.texi: Document it.
* config/sparc/constraints.md: New constraint 'A' for 5-bit signed
immediates.
* doc/md.texi: Document it.
* config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_CBCOND.
(sparc_option_override): Likewise.
(emit_cbcond_insn): New function.
(emit_conditional_branch_insn): Call it.
(emit_cbcond_nop): New function.
(output_ubranch): Use cbcond, remove label arg.
(output_cbcond): New function.
* config/sparc/sparc-protos.h (output_ubranch): Update.
(output_cbcond): Declare it.
(emit_cbcond_nop): Likewise.
* config/sparc/sparc.md (type attribute): New types 'cbcond'
and uncond_cbcond.
(emit_cbcond_nop): New attribute.
(length attribute): Handle cbcond and uncond_cbcond.
(in_call_delay attribute): Reject cbcond and uncond_cbcond.
(in_branch_delay attribute): Likewise.
(in_uncond_branch_delay attribute): Likewise.
(in_annul_branch_delay attribute): Likewise.
(*cbcond_sp32, *cbcond_sp64): New insn patterns.
(jump): Rewrite into an expander.
(*jump_ubranch, *jump_cbcond): New patterns.
* config/sparc/niagara4.md: Match 'cbcond' in 'n4_cti'.
* config/sparc/sparc.h (AS_NIAGARA4_FLAG): New macro, use it
when target default is niagara4.
(SPARC_SIMM5_P): Define.
* config/sparc/sol2.h (AS_SPARC64_FLAG): Adjust.
(AS_SPARC32_FLAG): Define.
(ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Use
AS_NIAGARA4_FLAG as needed.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@193543 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config.in')
| -rw-r--r-- | gcc/config.in | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/config.in b/gcc/config.in index ee2a4d8b57c..70389063401 100644 --- a/gcc/config.in +++ b/gcc/config.in @@ -266,6 +266,12 @@ #endif +/* Define if your assembler supports SPARC4 instructions. */ +#ifndef USED_FOR_TARGET +#undef HAVE_AS_SPARC4 +#endif + + /* Define if your assembler supports fprnd. */ #ifndef USED_FOR_TARGET #undef HAVE_AS_FPRND |
