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tcg: update README wrt recent bswap changes 

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6834 c046a42c-6fe2-441c-8c8c-71466251a162
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aurel32 2009-03-13 09:35:26 +00:00
parent 911d79bacf
commit 4ad4ce16f4
1 changed files with 7 additions and 6 deletions
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@ -263,16 +263,17 @@ ext32u_i64 t0, t1
8, 16 or 32 bit sign/zero extension (both operands must have the same type) 8, 16 or 32 bit sign/zero extension (both operands must have the same type)
* bswap16_i32 t0, t1 * bswap16_i32/i64 t0, t1
16 bit byte swap on a 32 bit value. The two high order bytes must be set 16 bit byte swap on a 32/64 bit value. The two/six high order bytes must be
to zero. set to zero.
* bswap_i32 t0, t1 * bswap32_i32/i64 t0, t1
32 bit byte swap 32 bit byte swap on a 32/64 bit value. With a 32 bit value, the four high
order bytes must be set to zero.
* bswap_i64 t0, t1 * bswap64_i64 t0, t1
64 bit byte swap 64 bit byte swap