commit | f096dc96188378bc2bcd80683490ca386b0c1683 | [log] [tgz] |
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author | Aurelien Jarno <aurelien@aurel32.net> | Tue Sep 03 08:27:38 2013 +0200 |
committer | Richard Henderson <rth@twiddle.net> | Mon Feb 17 10:12:28 2014 -0600 |
tree | d17d247a76ec1d516625016848607b2886a914de | |
parent | 3031244b01492528fd7b5e46b23eeb2124dc780a [diff] |
tcg/optimize: improve known-zero bits for 32-bit ops The shl_i32 op might set some bits of the unused 32 high bits of the mask. Fix that by clearing the unused 32 high bits for all 32-bit ops except load/store which operate on tl values. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Richard Henderson <rth@twiddle.net>