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* vm.c (vm_analysis_insn|operand|register): use st_insert
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  instead of using rb_hash_aset() because rb_hash_aset()
  check $SAFE.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37086 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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ko1 committed Oct 4, 2012
1 parent 23dc0db commit 326e22e
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Showing 2 changed files with 17 additions and 7 deletions.
6 changes: 6 additions & 0 deletions ChangeLog
Original file line number Diff line number Diff line change
@@ -1,3 +1,9 @@
Thu Oct 4 21:44:17 2012 Koichi Sasada <[email protected]>

* vm.c (vm_analysis_insn|operand|register): use st_insert
instead of using rb_hash_aset() because rb_hash_aset()
check $SAFE.

Thu Oct 4 21:15:26 2012 Koichi Sasada <[email protected]>

* vm.c (VM_COLLECT_USAGE_DETAILS): make new VM usage analysis
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18 changes: 11 additions & 7 deletions vm.c
Original file line number Diff line number Diff line change
Expand Up @@ -2304,6 +2304,8 @@ rb_ruby_debug_ptr(void)

#if VM_COLLECT_USAGE_DETAILS

#define HASH_ASET(h, k, v) st_insert(RHASH_TBL(h), (st_data_t)(k), (st_data_t)(v))

/* uh = {
* insn(Fixnum) => ihash(Hash)
* }
Expand Down Expand Up @@ -2331,12 +2333,12 @@ vm_analysis_insn(int insn)
uh = rb_const_get(rb_cRubyVM, usage_hash);
if ((ihash = rb_hash_aref(uh, INT2FIX(insn))) == Qnil) {
ihash = rb_hash_new();
rb_hash_aset(uh, INT2FIX(insn), ihash);
HASH_ASET(uh, INT2FIX(insn), ihash);
}
if ((cv = rb_hash_aref(ihash, INT2FIX(-1))) == Qnil) {
cv = INT2FIX(0);
}
rb_hash_aset(ihash, INT2FIX(-1), INT2FIX(FIX2INT(cv) + 1));
HASH_ASET(ihash, INT2FIX(-1), INT2FIX(FIX2INT(cv) + 1));

/* calc bigram */
if (prev_insn != -1) {
Expand All @@ -2352,7 +2354,7 @@ vm_analysis_insn(int insn)
if ((cv = rb_hash_aref(uh, bi)) == Qnil) {
cv = INT2FIX(0);
}
rb_hash_aset(uh, bi, INT2FIX(FIX2INT(cv) + 1));
HASH_ASET(uh, bi, INT2FIX(FIX2INT(cv) + 1));
}
prev_insn = insn;
}
Expand All @@ -2378,11 +2380,11 @@ vm_analysis_operand(int insn, int n, VALUE op)
uh = rb_const_get(rb_cRubyVM, usage_hash);
if ((ihash = rb_hash_aref(uh, INT2FIX(insn))) == Qnil) {
ihash = rb_hash_new();
rb_hash_aset(uh, INT2FIX(insn), ihash);
HASH_ASET(uh, INT2FIX(insn), ihash);
}
if ((ophash = rb_hash_aref(ihash, INT2FIX(n))) == Qnil) {
ophash = rb_hash_new();
rb_hash_aset(ihash, INT2FIX(n), ophash);
HASH_ASET(ihash, INT2FIX(n), ophash);
}
/* intern */
valstr = insn_operand_intern(GET_THREAD()->cfp->iseq, insn, n, op, 0, 0, 0, 0);
Expand All @@ -2391,7 +2393,7 @@ vm_analysis_operand(int insn, int n, VALUE op)
if ((cv = rb_hash_aref(ophash, valstr)) == Qnil) {
cv = INT2FIX(0);
}
rb_hash_aset(ophash, valstr, INT2FIX(FIX2INT(cv) + 1));
HASH_ASET(ophash, valstr, INT2FIX(FIX2INT(cv) + 1));
}

static void
Expand Down Expand Up @@ -2435,9 +2437,11 @@ vm_analysis_register(int reg, int isset)
if ((cv = rb_hash_aref(uh, valstr)) == Qnil) {
cv = INT2FIX(0);
}
rb_hash_aset(uh, valstr, INT2FIX(FIX2INT(cv) + 1));
HASH_ASET(uh, valstr, INT2FIX(FIX2INT(cv) + 1));
}

#undef HASH_ASET

void (*ruby_vm_collect_usage_func_insn)(int insn) = vm_analysis_insn;
void (*ruby_vm_collect_usage_func_operand)(int insn, int n, VALUE op) = vm_analysis_operand;
void (*ruby_vm_collect_usage_func_register)(int reg, int isset) = vm_analysis_register;
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