On 2017-05-18 19:26, Thomas Huth wrote: > TEST BLOCK was likely once used to execute basic memory > tests, but nowadays it's just a (slow) way to clear a page. > > Signed-off-by: Thomas Huth <th...@redhat.com> > --- > v4: > - Switched TCG_CALL_NO_RWG back to TCG_CALL_NO_WG as indicated by Richard > > v3: > - Use TCG_CALL_NO_RWG instead of TCG_CALL_NO_WG > - Use potential_page_fault() since the helper can generate an exception > > v2: > - Use DEF_HELPER_FLAGS_2 instead for DEF_HELPER_2 for returning CC value > - Convert real to absolute address > - Added a check for valid RAM page > - Added low-address protection check > > target/s390x/cpu.h | 1 + > target/s390x/helper.h | 1 + > target/s390x/insn-data.def | 2 ++ > target/s390x/mem_helper.c | 28 ++++++++++++++++++++++++++++ > target/s390x/mmu_helper.c | 2 +- > target/s390x/translate.c | 11 +++++++++++ > 6 files changed, 44 insertions(+), 1 deletion(-) >
Reviewed-by: Aurelien Jarno <aurel...@aurel32.net> -- Aurelien Jarno GPG: 4096R/1DDD8C9B aurel...@aurel32.net http://www.aurel32.net
