[PATCH 4/6] Add handler for more i386_cpu_flags

H.J. Lu hjl.tools@gmail.com
Mon Oct 31 16:54:59 GMT 2022


On Sun, Oct 30, 2022 at 8:07 PM Haochen Jiang <haochen.jiang@intel.com> wrote:
>
> From: Kong Lingling <lingling.kong@intel.com>
>
> gas/ChangeLog:
>
>         * config/tc-i386.c (cpu_flags_all_zero): Add new ARRAY_SIZE handle.
>         (cpu_flags_equal): Ditto.
>         (cpu_flags_and): Ditto.
>         (cpu_flags_or): Ditto.
>         (cpu_flags_and_not): Ditto.
> ---
>  gas/config/tc-i386.c | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
>
> diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c
> index 9c0f86ac3d..99d1a4cfec 100644
> --- a/gas/config/tc-i386.c
> +++ b/gas/config/tc-i386.c
> @@ -1619,6 +1619,10 @@ cpu_flags_all_zero (const union i386_cpu_flags *x)
>  {
>    switch (ARRAY_SIZE(x->array))
>      {
> +    case 5:
> +      if (x->array[4])
> +       return 0;
> +      /* Fall through.  */
>      case 4:
>        if (x->array[3])
>         return 0;
> @@ -1644,6 +1648,10 @@ cpu_flags_equal (const union i386_cpu_flags *x,
>  {
>    switch (ARRAY_SIZE(x->array))
>      {
> +    case 5:
> +      if (x->array[4] != y->array[4])
> +       return 0;
> +      /* Fall through.  */
>      case 4:
>        if (x->array[3] != y->array[3])
>         return 0;
> @@ -1676,6 +1684,9 @@ cpu_flags_and (i386_cpu_flags x, i386_cpu_flags y)
>  {
>    switch (ARRAY_SIZE (x.array))
>      {
> +    case 5:
> +      x.array [4] &= y.array [4];
> +      /* Fall through.  */
>      case 4:
>        x.array [3] &= y.array [3];
>        /* Fall through.  */
> @@ -1699,6 +1710,9 @@ cpu_flags_or (i386_cpu_flags x, i386_cpu_flags y)
>  {
>    switch (ARRAY_SIZE (x.array))
>      {
> +    case 5:
> +      x.array [4] |= y.array [4];
> +      /* Fall through.  */
>      case 4:
>        x.array [3] |= y.array [3];
>        /* Fall through.  */
> @@ -1722,6 +1736,9 @@ cpu_flags_and_not (i386_cpu_flags x, i386_cpu_flags y)
>  {
>    switch (ARRAY_SIZE (x.array))
>      {
> +    case 5:
> +      x.array [4] &= ~y.array [4];
> +      /* Fall through.  */
>      case 4:
>        x.array [3] &= ~y.array [3];
>        /* Fall through.  */
> --
> 2.18.1
>

OK.

Thanks.

-- 
H.J.


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