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implement AND for r/m32, r32

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Sami Samhuri 2010-02-14 18:56:23 -08:00
parent 9667c21e8b
commit e3b220dd2d
1 changed files with 6 additions and 1 deletions
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7
asm/binary.rb
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@ -834,7 +834,12 @@ module Assembler
def and_(dest, src)
if rm?(dest, 8) && immediate?(src, 8)
if rm?(dest) && register?(src)
asm do
emit_byte(0x21)
emit_modrm(dest, src.regnum)
end
elsif rm?(dest, 8) && immediate?(src, 8)
asm do
emit_byte(0x80)
emit_modrm(dest, 4)