[PATCH V5 9/9] Support APX JMPABS for disassembler

[Jan Beulich]

On 28.12.2023 02:27, Cui, Lili wrote:
> --- /dev/null
> +++ b/gas/testsuite/gas/i386/x86-64-apx-jmpabs-inval.s
> @@ -0,0 +1,15 @@
> +# Check bytecode of APX_F jmpabs instructions with illegal encode.
> +
> +	.text
> +# With 66 prefix
> +	.byte 0x66,0xd5,0x00,0xa1,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00
> +# With 67 prefix
> +	.byte 0x67,0xd5,0x00,0xa1,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00
> +# With F2 prefix
> +	.byte 0xf2,0xd5,0x00,0xa1,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00
> +# With F3 prefix
> +	.byte 0xf3,0xd5,0x00,0xa1,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00
> +# With LOCK prefix
> +	.byte 0xf0,0xd5,0x00,0xa1,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00
> +# REX2.M0 = 0 REX2.W = 1
> +	.byte 0xd5,0x08,0xa1,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00

Considering that I specifically asked that this use .insn, and that I
further took the time to make a patch to make .insn work with {rex2},
I find it rather poor that here and ...

> --- /dev/null
> +++ b/gas/testsuite/gas/i386/x86-64-apx-jmpabs.s
> @@ -0,0 +1,5 @@
> +# Check 64bit APX_F JMPABS instructions
> +
> +	.text
> + _start:
> +	.byte 0xd5,0x00,0xa1,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00

... here it is still .byte that is being used.

Jan