From c86fc2bba5db7b5fc38714deeec29fd2948cc786 Mon Sep 17 00:00:00 2001 From: k0kubun Date: Thu, 19 Jul 2018 13:25:22 +0000 Subject: mjit_compile.c: reduce sp motion on JIT This retries r62655, which was reverted at r63863 for r63763. tool/ruby_vm/views/_mjit_compile_insn.erb: revert the revert. tool/ruby_vm/views/_mjit_compile_insn_body.erb: ditto. tool/ruby_vm/views/_mjit_compile_pc_and_sp.erb: ditto. tool/ruby_vm/views/_mjit_compile_send.erb: ditto. tool/ruby_vm/views/mjit_compile.inc.erb: ditto. tool/ruby_vm/views/_insn_entry.erb: revert half of r63763. The commit was originally reverted since changing pc motion was bad for tracing, but changing sp motion was totally fine. For JIT, I wanna resurrect the sp motion change in r62051. tool/ruby_vm/models/bare_instructions.rb: ditto. insns.def: ditto. vm_insnhelper.c: ditto. vm_insnhelper.h: ditto. * benchmark $ benchmark-driver benchmark.yml --rbenv 'before;after;before --jit;after --jit' --repeat-count 12 -v before: ruby 2.6.0dev (2018-07-19 trunk 63998) [x86_64-linux] after: ruby 2.6.0dev (2018-07-19 add-sp 63998) [x86_64-linux] last_commit=mjit_compile.c: reduce sp motion on JIT before --jit: ruby 2.6.0dev (2018-07-19 trunk 63998) +JIT [x86_64-linux] after --jit: ruby 2.6.0dev (2018-07-19 add-sp 63998) +JIT [x86_64-linux] last_commit=mjit_compile.c: reduce sp motion on JIT Calculating ------------------------------------- before after before --jit after --jit Optcarrot Lan_Master.nes 51.354 50.238 70.010 72.139 fps Comparison: Optcarrot Lan_Master.nes after --jit: 72.1 fps before --jit: 70.0 fps - 1.03x slower before: 51.4 fps - 1.40x slower after: 50.2 fps - 1.44x slower git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63999 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- vm_insnhelper.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'vm_insnhelper.h') diff --git a/vm_insnhelper.h b/vm_insnhelper.h index 8d1c6bef68..e897322f2f 100644 --- a/vm_insnhelper.h +++ b/vm_insnhelper.h @@ -111,6 +111,8 @@ enum vm_regan_acttype { #define INC_SP(x) (VM_REG_SP += (COLLECT_USAGE_REGISTER_HELPER(SP, SET, (x)))) #define DEC_SP(x) (VM_REG_SP -= (COLLECT_USAGE_REGISTER_HELPER(SP, SET, (x)))) #define SET_SV(x) (*GET_SP() = (x)) + /* set current stack value as x */ +#define ADJ_SP(x) INC_SP(x) /* instruction sequence C struct */ #define GET_ISEQ() (GET_CFP()->iseq) -- cgit v1.2.3