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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-08-18 12:44:30 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-08-18 12:44:30 +0000 |
commit | b82a4f6e047ab08a5cfeea1c8417041ec409cdd0 (patch) | |
tree | 8561c686428b0d3e7817ce7e127c28f33231488c /vm_insnhelper.c | |
parent | 5f1ecd3688e8f4c082efc2d5863fb358268f8a80 (diff) | |
download | ruby-b82a4f6e047ab08a5cfeea1c8417041ec409cdd0.tar.gz |
vm_insnhelper.c: vm_cfp_consistent_p
* vm_insnhelper.c (vm_cfp_consistent_p): extracted the conditions
for cfp consistency.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59619 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'vm_insnhelper.c')
-rw-r--r-- | vm_insnhelper.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/vm_insnhelper.c b/vm_insnhelper.c index 03b9d49e0e..69925c07ea 100644 --- a/vm_insnhelper.c +++ b/vm_insnhelper.c @@ -1833,10 +1833,20 @@ vm_profile_show_result(void) #define VM_PROFILE_ATEXIT() #endif +static inline int +vm_cfp_consistent_p(rb_thread_t *th, const rb_control_frame_t *reg_cfp) +{ + const int ov_flags = RAISED_STACKOVERFLOW; + if (LIKELY(reg_cfp == th->ec.cfp + 1)) return TRUE; + if (rb_thread_raised_p(th, ov_flags)) { + rb_thread_raised_reset(th, ov_flags); + return TRUE; + } + return FALSE; +} + #define CHECK_CFP_CONSISTENCY(func) \ - (LIKELY(reg_cfp == th->ec.cfp + 1) ? (void) 0 : \ - rb_thread_raised_p(th, RAISED_STACKOVERFLOW) ? \ - rb_thread_raised_reset(th, RAISED_STACKOVERFLOW) : \ + (LIKELY(vm_cfp_consistent_p(th, reg_cfp)) ? (void)0 : \ rb_bug(func ": cfp consistency error (%p, %p)", reg_cfp, th->ec.cfp+1)) static inline |