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vex: change .wx to .wig to match the latest AVX spec

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Change the .wx (ignore the W field) to .wig, to match the latest
version of the AVX specification.  This is not a functional change,
but just makes instruction patterns a little easier to write.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
H. Peter Anvin 2010-08-16 13:48:43 -07:00
parent 84a9e308c3
commit 978c2170fc
2 changed files with 5 additions and 5 deletions
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8
assemble.c
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@ -93,10 +93,10 @@
* VEX/XOP prefixes are followed by the sequence:
* \tmm\wlp where mm is the M field; and wlp is:
* 00 0ww lpp
* [w0] ww = 0 for W = 0
* [w1] ww = 1 for W = 1
* [wx] ww = 2 for W don't care (always assembled as 0)
* [ww] ww = 3 for W used as REX.W
* [w0] ww = 0 for W = 0
* [w1 ] ww = 1 for W = 1
* [wig] ww = 2 for W don't care (always assembled as 0)
* [ww] ww = 3 for W used as REX.W
*
* t = 0 for VEX (C4/C5), t = 1 for XOP (8F).
*

2
insns.pl
View File

@ -769,7 +769,7 @@ sub byte_code_compile($$) {
$w = 0;
} elsif ($oq eq 'w1') {
$w = 1;
} elsif ($oq eq 'wx') {
} elsif ($oq eq 'wig') {
$w = 2;
} elsif ($oq eq 'ww') {
$w = 3;