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Consolidate muliptlication into one place

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This commit is contained in:
Carson McDonald
2014-05-13 11:46:47 -04:00
parent 01988e3be7
commit f0fed9dbec
1 changed files with 17 additions and 12 deletions
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src/vm.c
+17 -12
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@@ -1729,19 +1729,24 @@ RETRY_TRY_BLOCK:
switch (TYPES2(mrb_type(regs[a]),mrb_type(regs[a+1]))) {
case TYPES2(MRB_TT_FIXNUM,MRB_TT_FIXNUM):
{
mrb_int x, y, z;
mrb_value z;
x = mrb_fixnum(regs[a]);
y = mrb_fixnum(regs[a+1]);
z = x * y;
#ifdef MRB_WORD_BOXING
z = (z << MRB_FIXNUM_SHIFT) / (1 << MRB_FIXNUM_SHIFT);
#endif
if (x != 0 && z/x != y) {
SET_FLT_VALUE(mrb, regs[a], (mrb_float)x * (mrb_float)y);
}
else {
SET_INT_VALUE(regs[a], z);
z = mrb_fixnum_mul(mrb, regs[a], regs[a+1]);
switch (mrb_type(z)) {
case MRB_TT_FIXNUM:
{
SET_INT_VALUE(regs[a], mrb_fixnum(z));
}
break;
case MRB_TT_FLOAT:
{
SET_FLT_VALUE(mrb, regs[a], mrb_float(z));
}
break;
default:
/* cannot happen */
break;
}
}
break;