| OLD | NEW |
| (Empty) |
| 1 @hex: | |
| 2 # Complain about instruction where REX byte is not last. | |
| 3 # Use instruction: lock cmpxchg16b (%rax) | |
| 4 # Start by showing we accept when REX is last. | |
| 5 f0 48 0f c7 08 | |
| 6 # Now show that we don't accept when REX is not last. | |
| 7 48 f0 0f c7 08 | |
| 8 @rval: | |
| 9 VALIDATOR: 0000000000000000: f0 48 0f c7 08 cmpx
chg16b [%rax] | |
| 10 VALIDATOR: ERROR: Invalid base register in memory offset | |
| 11 VALIDATOR: 0000000000000005: 48 f0 0f c7 08 cmpx
chg16b [%rax] | |
| 12 VALIDATOR: ERROR: REX prefix byte must appear last | |
| 13 VALIDATOR: 0000000000000005: 48 f0 0f c7 08 cmpx
chg16b [%rax] | |
| 14 VALIDATOR: ERROR: Invalid base register in memory offset | |
| 15 VALIDATOR: Checking jump targets: 0 to a | |
| 16 VALIDATOR: Checking that basic blocks are aligned | |
| 17 *** <input> IS UNSAFE *** | |
| 18 @rvald: | |
| 19 VALIDATOR: 0000000000000000: f0 48 0f c7 08 cmpx
chg16b [%rax] | |
| 20 VALIDATOR: ERROR: Invalid base register in memory offset | |
| 21 VALIDATOR: 0000000000000005: 48 f0 0f c7 08 cmpx
chg16b [%rax] | |
| 22 VALIDATOR: ERROR: REX prefix byte must appear last | |
| 23 VALIDATOR: 0000000000000005: 48 f0 0f c7 08 cmpx
chg16b [%rax] | |
| 24 VALIDATOR: ERROR: Invalid base register in memory offset | |
| 25 VALIDATOR: Checking block alignment and jump targets: 0 to a | |
| 26 *** <input> IS UNSAFE *** | |
| 27 @vd-rval: | |
| 28 VALIDATOR: 0000000000000000: f0 48 0f c7 08 [P]
dontcare %rdx (su), %eax (su), [%rax] (su) | |
| 29 VALIDATOR: ERROR: Invalid base register in memory offset | |
| 30 VALIDATOR: 0000000000000005: 48 f0 0f c7 08 [P]
dontcare %rdx (su), %eax (su), [%rax] (su) | |
| 31 VALIDATOR: ERROR: REX prefix byte must appear last | |
| 32 VALIDATOR: 0000000000000005: 48 f0 0f c7 08 [P]
dontcare %rdx (su), %eax (su), [%rax] (su) | |
| 33 VALIDATOR: ERROR: Invalid base register in memory offset | |
| 34 VALIDATOR: Checking jump targets: 0 to a | |
| 35 VALIDATOR: Checking that basic blocks are aligned | |
| 36 *** <input> IS UNSAFE *** | |
| 37 @dis: | |
| 38 0000000000000000: f0 48 0f c7 08 cmpxchg16b [%ra
x] | |
| 39 0000000000000005: 48 f0 0f c7 08 cmpxchg16b [%ra
x] | |
| 40 @vdis: | |
| 41 0000000000000000: f0 48 0f c7 08 [P] dontcare %r
dx (su), %eax (su), [%rax] (su) | |
| 42 0000000000000005: 48 f0 0f c7 08 [P] dontcare %r
dx (su), %eax (su), [%rax] (su) | |
| 43 @rdfa_output: | |
| 44 0: [0] improper memory address - bad base | |
| 45 5: [0] unrecognized instruction | |
| 46 return code: 1 | |
| OLD | NEW |