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| author | Richard Sandiford <rsandifo@gcc.gnu.org> | 2008-09-06 08:13:09 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2008-09-06 08:13:09 +0000 |
| commit | 4d210b073fb34615670b295c5c2a3ea0acf2c986 (patch) | |
| tree | 69d3ad291660fd69dde909d9ee0d72a37de78ec4 /gcc/config/mips/mips.opt | |
| parent | 4f341ea0680f6477f8f4f4b8b3ef4232cbf9ae46 (diff) | |
| download | gcc-4d210b073fb34615670b295c5c2a3ea0acf2c986.zip gcc-4d210b073fb34615670b295c5c2a3ea0acf2c986.tar.gz gcc-4d210b073fb34615670b295c5c2a3ea0acf2c986.tar.bz2 | |
2008-xx-xx Richard Sandiford <rdsandiford@goolemail.com> Peter Fuerst <post@pfrst.de>
gcc/
2008-xx-xx Richard Sandiford <rdsandiford@goolemail.com>
Peter Fuerst <post@pfrst.de>
* doc/invoke.texi: Document -mr10k-cache-barrier=.
* doc/extend.texi: Document __builtin_mips_cache.
* config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
* config/mips/mips.opt (mr10k-cache-barrier=): New option.
* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
__GCC_HAVE_BUILTIN_MIPS_CACHE.
(TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
* config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
(set_push_mips_isas): New variable.
(mips_r10k_cache_barrier): New variable.
(cache): New availability predicate.
(mips_builtins): Add an entry for __builtin_mips_cache.
(mips_build_cvpointer_type): New function.
(MIPS_ATYPE_CVPOINTER): New macro.
(mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
mode is VOIDmode.
(r10k_simplified_address_p, r10k_simplify_address)
(r10k_uncached_address_p, r10k_safe_address_p)
(r10k_needs_protection_p_1, r10k_needs_protection_p_store)
(r10k_needs_protection_p_call, r10k_needs_protection_p)
(r10k_insert_cache_barriers): New functions.
(mips_reorg_process_insns): Delete cache barriers after a
branch-likely instruction.
(mips_reorg): Call r10k_insert_cache_barriers.
(mips_handle_option): Handle OPT_mr10k_cache_barrier_.
* config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
(UNSPEC_R10K_CACHE_BARRIER): Likewise.
(mips_cache, r10k_cache_barrier): New define_insns.
gcc/testsuite/
* gcc.target/mips/mips.exp (dg-mips-options): Make
-mr10k-cache-barrier=* imply -mips3 or above.
* gcc.target/mips/cache-1.c: New test.
* gcc.target/mips/r10k-cache-barrier-1.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-2.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-3.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-4.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-5.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-6.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-7.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-8.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-9.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-10.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-11.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-12.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-13.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-14.c: Likewise.
* gcc.target/mips/r10k-cache-barrier-15.c: Likewise.
From-SVN: r140055
Diffstat (limited to 'gcc/config/mips/mips.opt')
| -rw-r--r-- | gcc/config/mips/mips.opt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/config/mips/mips.opt b/gcc/config/mips/mips.opt index 4e69e29..56c99ac 100644 --- a/gcc/config/mips/mips.opt +++ b/gcc/config/mips/mips.opt @@ -236,6 +236,10 @@ mpaired-single Target Report Mask(PAIRED_SINGLE_FLOAT) Use paired-single floating-point instructions +mr10k-cache-barrier= +Target Joined RejectNegative +-mr10k-cache-barrier=SETTING Specify when r10k cache barriers should be inserted + mshared Target Report Var(TARGET_SHARED) Init(1) When generating -mabicalls code, make the code suitable for use in shared libraries |