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author | David S. Miller <davem@davemloft.net> | 2012-11-15 21:24:22 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2012-11-15 21:24:22 +0000 |
commit | b8e950c54dc1399e7ec219cd5ae7486d343bbc6b (patch) | |
tree | f03d2f8dce9c22de2316eabb57bfd128e7c91f42 /gcc/configure.ac | |
parent | bd20aef868732cbfa7ffa26d6da9b0dd3cf3cf86 (diff) |
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: https://gcc.gnu.org/svn/gcc/trunk@193543 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/configure.ac')
-rw-r--r-- | gcc/configure.ac | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac index ac25623976e..9781e696220 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -3545,6 +3545,24 @@ foo: fnaddd %f10, %f12, %f14],, [AC_DEFINE(HAVE_AS_FMAF_HPC_VIS3, 1, [Define if your assembler supports FMAF, HPC, and VIS 3.0 instructions.])]) + + gcc_GAS_CHECK_FEATURE([SPARC4 instructions], + gcc_cv_as_sparc_sparc4,, + [-xarch=sparc4], + [.text + .register %g2, #scratch + .register %g3, #scratch + .align 4 + cxbe %g2, %g3, 1f +1: cwbneg %g2, %g3, 1f +1: sha1 + md5 + aes_kexpand0 %f4, %f6, %f8 + des_round %f38, %f40, %f42, %f44 + camellia_f %f54, %f56, %f58, %f60 + kasumi_fi_xor %f46, %f48, %f50, %f52],, + [AC_DEFINE(HAVE_AS_SPARC4, 1, + [Define if your assembler supports SPARC4 instructions.])]) ;; changequote(,)dnl |