diff options
| author | 2017-12-02 23:41:43 +1100 | |
|---|---|---|
| committer | 2017-12-02 23:44:19 +1100 | |
| commit | 843cf2982eb245531d454d788821230ca000fb7e (patch) | |
| tree | 626c4ce66c81549d9879f23d9ebcee0b32d2b339 /src/emu/validity.cpp | |
| parent | 51c06e670fadc0172268149fee689a54ee06e644 (diff) | |
allow compiler a little more optimisation leeway in x86 count_leading_* (nw)
Diffstat (limited to 'src/emu/validity.cpp')
| -rw-r--r-- | src/emu/validity.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/emu/validity.cpp b/src/emu/validity.cpp index a7e87c39f12..ff29b1b7442 100644 --- a/src/emu/validity.cpp +++ b/src/emu/validity.cpp @@ -514,9 +514,13 @@ void validity_checker::validate_inlines() testi32a = (testi32a & 0x0000ffff) | 0x400000; if (count_leading_zeros(testi32a) != 9) osd_printf_error("Error testing count_leading_zeros\n"); + if (count_leading_zeros(0) != 32) + osd_printf_error("Error testing count_leading_zeros\n"); testi32a = (testi32a | 0xffff0000) & ~0x400000; if (count_leading_ones(testi32a) != 9) osd_printf_error("Error testing count_leading_ones\n"); + if (count_leading_ones(0xffffffff) != 32) + osd_printf_error("Error testing count_leading_ones\n"); } |
