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opcodes: i386-reg.tbl: Add a comment to reflect dependency on ordering

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The ginsn representation keeps the DWARF register number of the
operands.  The API ginsn_dw2_regnum relies on the the relative ordering
of these register entries in the table.  Add a comment to make it clear.

opcodes/
	* i386-reg.tbl: Add a comment.
This commit is contained in:
Indu Bhagat 2024-01-15 01:00:42 -08:00
parent 9dd9781ab0
commit 9f00e4b78e
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opcodes/i386-reg.tbl
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@ -18,6 +18,9 @@
// Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
// 02110-1301, USA.
// The code in gas backend for SCFI relies on the relative ordering
// of 8 bit / 16 bit / 32 bit / 64 bit regs
// 8 bit regs
al, Class=Reg|Instance=Accum|Byte, 0, 0, Dw2Inval, Dw2Inval
cl, Class=Reg|Instance=RegC|Byte, 0, 1, Dw2Inval, Dw2Inval