Sorry folks, shame on me.

[r15852]

[r15851]

[r15850]

[r15849]

[r15847]

[r15846]

[r15845]

[r15844]

[r15843]

[r15842]

[r15841]

However, exec freq is 0.0 allover.
On the other hand, what is the execution frequency of an endless loop? infinity?

[r15840]

[r15839]

[r15838]

[r15837]

[r15836]

[r15835]

[r15834]

[r15833]

[r15832]

[r15831]

[r15830]

[r15829]

[r15828]

[r15827]

[r15826]

[r15825]

[r15824]

[r15823]

[r15819]

[r15818]

  and tarval_eor not getting correctly hashed)
- tarval_null and tarval_one are defined for irms_reference now
- introduce get_tarvall_all_one and get_mode_all_one which returns the value
  where all bits are 1 (defined for int, boolean and reference modes)
- fix TARVAL_CLASSIFY_ALL_ONE with this

[r15817]

Adapted execfreqs
Now an order of magnitude faster... at least in c-lex.c

[r15816]

[r15815]

[r15813]

[r15810]

[r15809]

[r15808]

[r15807]

make call arg/result verify a bit looser in backend (because we have half-fixed mode_b irgs sometimes

[r15806]