On Fri, Oct 9, 2020 at 6:17 AM H.J. Lu <hjl.to...@gmail.com> wrote: > > x86-64-v2 includes CMPXCHG16B. Since -mcx16 enables CMPXCHG16B and > defines __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, check it in x86-64-v[234] > tests. > > PR target/97250 > * gcc.target/i386/x86-64-v2.c: Verify that > __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16 is defined. > * gcc.target/i386/x86-64-v3.c: Likewise. > * gcc.target/i386/x86-64-v4.c: Likewise. > --- > gcc/testsuite/gcc.target/i386/x86-64-v2.c | 3 +++ > gcc/testsuite/gcc.target/i386/x86-64-v3.c | 3 +++ > gcc/testsuite/gcc.target/i386/x86-64-v4.c | 3 +++ > 3 files changed, 9 insertions(+) > > diff --git a/gcc/testsuite/gcc.target/i386/x86-64-v2.c > b/gcc/testsuite/gcc.target/i386/x86-64-v2.c > index 0f3df3605b5..f17a15de9b6 100644 > --- a/gcc/testsuite/gcc.target/i386/x86-64-v2.c > +++ b/gcc/testsuite/gcc.target/i386/x86-64-v2.c > @@ -12,6 +12,9 @@ > #ifndef __SSE2__ > # error __SSE2__ not defined > #endif > +#ifndef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16 > +# error __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16 not defined > +#endif > #ifndef __LAHF_SAHF__ > # error __LAHF_SAHF__ not defined > #endif > diff --git a/gcc/testsuite/gcc.target/i386/x86-64-v3.c > b/gcc/testsuite/gcc.target/i386/x86-64-v3.c > index 16a94b18021..784202fb26f 100644 > --- a/gcc/testsuite/gcc.target/i386/x86-64-v3.c > +++ b/gcc/testsuite/gcc.target/i386/x86-64-v3.c > @@ -12,6 +12,9 @@ > #ifndef __SSE2__ > # error __SSE2__ not defined > #endif > +#ifndef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16 > +# error __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16 not defined > +#endif > #ifndef __LAHF_SAHF__ > # error __LAHF_SAHF__ not defined > #endif > diff --git a/gcc/testsuite/gcc.target/i386/x86-64-v4.c > b/gcc/testsuite/gcc.target/i386/x86-64-v4.c > index 48e928c2955..7c202a42068 100644 > --- a/gcc/testsuite/gcc.target/i386/x86-64-v4.c > +++ b/gcc/testsuite/gcc.target/i386/x86-64-v4.c > @@ -12,6 +12,9 @@ > #ifndef __SSE2__ > # error __SSE2__ not defined > #endif > +#ifndef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16 > +# error __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16 not defined > +#endif > #ifndef __LAHF_SAHF__ > # error __LAHF_SAHF__ not defined > #endif > -- > 2.26.2 >
I am checking it in. -- H.J.
