Changelog entry:
2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
Michael Zolotukhin <michael.v.zolotukhin@intel.com>
* common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
(OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
(ix86_handle_option): Handle mprfchw option.
* config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
(x86_64-*-*): Likewise.
* config/i386/prfchwintrin.h: New header.
* config/i386/cpuid.h (bit_PRFCHW): New.
(bit_BMI): Formatting fix.
(bit_HLE): Likewise.
(bit_RTM): Likewise.
* config/i386/driver-i386.c (host_detect_local_cpu): Detect
PREFETCHW support.
* config/i386/i386-c.c: Define __PRFCHW__ if needed.
* config/i386/i386.c (ix86_target_string): Define
-mprfchw option. Formatting fixes.
(PTA_HLE): Formatting fix.
(PTA_PRFCHW): New.
(ix86_option_override_internal): Handle new option.
(ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
* config/i386/i386.h (TARGET_PRFCHW): New.
* config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
* config/i386/i386.opt (mprfchw): New.
* config/i386/mm3dnow.h: Move _m_prefetchw from here to
prfchwintrin.h.
* config/i386/x86intrin.h: Include prfchwintrin.h.
testsuite/Changelog entry:
2012-07-24 Kirill Yukhin <kirill.yukhin@intel.com>
Michael Zolotukhin <michael.v.zolotukhin@intel.com>
* gcc.target/i386/prefetchw-1.c: New.
* gcc.target/i386/sse-12.c: Add -mprfchw.
* gcc.target/i386/sse-13.c: Ditto.
* gcc.target/i386/sse-14.c: Ditto.
* g++.dg/other/i386-2.C: Ditto.
* g++.dg/other/i386-3.C: Ditto.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@189844 138bc75d-0d04-0410-961f-82ee72b054a4
22 files changed: