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insns: Move 'np' mnemonic into @plain_codes

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This is literal mnemonic so no need to special
handling, move it to @plain_codes instead.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
This commit is contained in:
Cyrill Gorcunov 2014-08-25 20:04:30 +04:00
parent 5d488a30a4
commit 8a5d3e68a4
2 changed files with 5 additions and 6 deletions
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2
assemble.c
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@ -160,7 +160,7 @@
* \340 resb reserve <operand 0> bytes of uninitialized storage.
* Operand 0 had better be a segmentless constant.
* \341 wait this instruction needs a WAIT "prefix"
* \360 no SSE prefix (== \364\331)
* \360 np no SSE prefix (== \364\331)
* \361 66 SSE prefix (== \366\331)
* \364 !osp operand-size prefix (0x66) not permitted
* \365 !asp address-size prefix (0x67) not permitted

9
insns.pl
View file

@ -772,6 +772,7 @@ sub byte_code_compile($$) {
'norep' => 0331, # No REP prefix permitted
'wait' => 0341, # Needs a wait prefix
'resb' => 0340,
'np' => 0360, # No prefix
'jcc8' => 0370, # Match only if Jcc possible with single byte
'jmp8' => 0371, # Match only if JMP possible with single byte
'jlen' => 0373, # Length of jump
@ -825,16 +826,14 @@ sub byte_code_compile($$) {
if (defined $pc) {
# Plain code
push(@codes, $pc);
} elsif ($prefix_ok && $op =~ /^(66|f2|f3|np)$/) {
# 66/F2/F3 prefix used as an opcode extension, or np = no prefix
} elsif ($prefix_ok && $op =~ /^(66|f2|f3)$/) {
# 66/F2/F3 prefix used as an opcode extension
if ($op eq '66') {
push(@codes, 0361);
} elsif ($op eq 'f2') {
push(@codes, 0332);
} elsif ($op eq 'f3') {
push(@codes, 0333);
} else {
push(@codes, 0360);
push(@codes, 0333);
}
} elsif ($op =~ /^[0-9a-f]{2}$/) {
if (defined($litix) && $litix+$codes[$litix]+1 == scalar @codes &&