> From: Sharma, Dipesh <[email protected]>
> Sent: Monday, August 31, 2026 5:16 PM
> > diff --git a/gcc/testsuite/gcc.target/i386/ace-check.h
> > b/gcc/testsuite/gcc.target/i386/ace-check.h
> > new file mode 100644
> > index 00000000000..e9ea67ce3dd
> > --- /dev/null
> > +++ b/gcc/testsuite/gcc.target/i386/ace-check.h
> > @@ -0,0 +1,84 @@
> > +#ifndef ACE_CHECK_H_INCLUDED
> > +#define ACE_CHECK_H_INCLUDED
> > +#include "cpuid.h"
> > +#include "m512-check.h"
> > +
> > +typedef struct __tile_config
> > +{
> > + unsigned char palette_id;
> > + unsigned char reserved[63];
> > +} __tilecfg;
> > +
> > +typedef union __tile
> > +{
> > + unsigned char buf[1024];
> > + float a[256];
> > + int b[256];
> > +} __tile;
> > +
> > +typedef struct __bsr
> > +{
> > + unsigned char buf[128];
> > +} __bsr;
> > +
> > +void init_bsr (__bsr *bsr, union512i_ub *src1, union512i_ub *src2)
> > +{
> > + int i;
> > + for (i = 0; i < 64; i++)
> > + {
> > + bsr->buf[i] = 0x7f;
> > + src1->a[i] = 0x7f;
> > + }
> > + for (i = 0; i < 64; i++)
> > + {
> > + bsr->buf[i + 64] = 0x7f;
> > + src2->a[i] = 0x7f;
> > + }
> > +}
> > +
> > +void fill_bsr (__bsr *bsr, union512i_ub* src1, union512i_ub* src2)
> > +{
> > + int i;
> > + for (i = 0; i < 64; i++)
> > + {
> > + bsr->buf[i] = 127 + i;
> > + src1->a[i] = 127 + i;
> > + }
> > + for (i = 0; i < 64; i++)
> > + {
> > + bsr->buf[i + 64] = 127 - i;
> > + src2->a[i] = 127 - i;
> > + }
> > +}
> > +
> > +#ifndef DO_TEST
> > +#define DO_TEST do_test
> > +static void test_ace (void);
> > +__attribute__ ((noinline))
> > +static void
> > +do_test (void)
> > +{
> > + test_ace ();
> > +}
> > +#endif
> > +
> > +int
> > +main ()
> > +{
> > + /* Check cpu support for ACE */
> > + if (__builtin_cpu_supports ("acev1"))
>
> Here also, we need to check for ACE os_support right ?
Similar as AMX, we do not need them. The thing to argue
is the linux syscall. But we might need real machine and
linux support to do that. At this phase, it is way too early.
We could add afterwards by need.
Thx,
Haochen
>
> Thanks,
> Dipesh
> > + {
> > + DO_TEST ();
> > +#ifdef DEBUG
> > + printf ("PASSED\n");
> > +#endif
> > + }
> > +#ifdef DEBUG
> > + else
> > + printf ("SKIPPED\n");
> > +#endif
> > +
> > + return 0;
> > +}
> > +
> > +#endif
