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| author | Richard Henderson <rth@twiddle.net> | 2013-01-21 11:52:26 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2013-02-19 23:05:18 -0800 |
| commit | f1300734cbca515d30953b2c87e259fa378ea301 (patch) | |
| tree | e61083d1d2fc5eb5e7fe1eda95973e3f16231c58 /target-i386/helper.h | |
| parent | cd7f97cafdd80d6bd4950ccfdcd9acb7850184b2 (diff) | |
| download | qemu-f1300734cbca515d30953b2c87e259fa378ea301.zip qemu-f1300734cbca515d30953b2c87e259fa378ea301.tar.gz qemu-f1300734cbca515d30953b2c87e259fa378ea301.tar.bz2 | |
target-i386: Use clz/ctz for bsf/bsr helpers
And mark the helpers as NO_RWG_SE.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-i386/helper.h')
| -rw-r--r-- | target-i386/helper.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/target-i386/helper.h b/target-i386/helper.h index 81e0fbd..e1ecdb8 100644 --- a/target-i386/helper.h +++ b/target-i386/helper.h @@ -195,9 +195,9 @@ DEF_HELPER_3(frstor, void, env, tl, int) DEF_HELPER_3(fxsave, void, env, tl, int) DEF_HELPER_3(fxrstor, void, env, tl, int) -DEF_HELPER_1(bsf, tl, tl) -DEF_HELPER_1(bsr, tl, tl) -DEF_HELPER_2(lzcnt, tl, tl, int) +DEF_HELPER_FLAGS_1(bsf, TCG_CALL_NO_RWG_SE, tl, tl) +DEF_HELPER_FLAGS_1(bsr, TCG_CALL_NO_RWG_SE, tl, tl) +DEF_HELPER_FLAGS_2(lzcnt, TCG_CALL_NO_RWG_SE, tl, tl, int) DEF_HELPER_FLAGS_2(pdep, TCG_CALL_NO_RWG_SE, tl, tl, tl) DEF_HELPER_FLAGS_2(pext, TCG_CALL_NO_RWG_SE, tl, tl, tl) |