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vm_insnhelper.h: simplify EXEC_EC_CFP implementation

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and possibly memory access for iseq->body may be reduced.

No significant impact for performance on Optcarrot.

* before
fps: 55.03865935187656
fps: 57.16854675983188
fps: 57.672458407661765
fps: 58.28989837869383
fps: 58.80503815099268
fps: 59.068054176528534
fps: 59.55736806358244
fps: 61.01018920533034
fps: 63.34167049232186
fps: 65.20575018321766
fps: 65.46758316561318

* after
fps: 55.21860411005677
fps: 55.34840351179166
fps: 58.23666596747484
fps: 59.71987124578901
fps: 61.131485120234935
fps: 61.279905164649485
fps: 61.66060774175459
fps: 64.11215576508765
fps: 64.63699742853154
fps: 65.28260058920769
fps: 65.85447796482678

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64711 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
k0kubun 2018-09-13 06:39:40 +00:00
parent 14ad11a963
commit bada0d24eb
4 changed files with 7 additions and 9 deletions
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2
vm.c
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@ -1806,7 +1806,7 @@ vm_exec(rb_execution_context_t *ec, int mjit_enable_p)
_tag.retval = Qnil;
if ((state = EC_EXEC_TAG()) == TAG_NONE) {
if (!mjit_enable_p || (result = mjit_exec(ec)) == Qundef) {
if (!mjit_enable_p || (result = mjit_exec(ec, FALSE)) == Qundef) {
result = vm_exec_core(ec, initial);
}
goto vm_loop_start; /* fallback to the VM */