[gcc r15-10910] Refine the testcase.

[Jakub Jelinek]

https://gcc.gnu.org/g:d72344eae51b275b04de4d2c4b01601d83aa9321

commit r15-10910-gd72344eae51b275b04de4d2c4b01601d83aa9321
Author: liuhongt <hongtao.liu@intel.com>
Date:   Tue Mar 3 18:49:37 2026 -0800

    Refine the testcase.
    
    > This testcase fails with binutils 2.35:
    vmovw is supported in binutils 2.38 and later, need
    /* { dg-require-effective-target avx512fp16 } */ to avoid errors.
    
    > ```
    > /tmp/ccf20y5C.s:20: Error: no such instruction: `vmovw xmm0,WORD PTR .LC0[rip]'
    > /tmp/ccf20y5C.s:21: Error: no such instruction: `vmovw WORD PTR [rbp-18],xmm0'
    > /tmp/ccf20y5C.s:22: Error: no such instruction: `vmovw xmm0,WORD PTR [rbp-18]'
    > /tmp/ccf20y5C.s:23: Error: no such instruction: `vmovw WORD PTR [rbp-20],xmm0'
    > /tmp/ccf20y5C.s:24: Error: no such instruction: `vmovw xmm0,WORD PTR [rbp-18]'
    > /tmp/ccf20y5C.s:25: Error: no such instruction: `vmovw WORD PTR [rbp-22],xmm0'
    > /tmp/ccf20y5C.s:26: Error: no such instruction: `vmovw xmm0,WORD PTR [rbp-18]'
    > /tmp/ccf20y5C.s:27: Error: no such instruction: `vmovw WORD PTR [rbp-24],xmm0'
    > /tmp/ccf20y5C.s:28: Error: no such instruction: `vmovw xmm0,WORD PTR [rbp-18]'
    > /tmp/ccf20y5C.s:29: Error: no such instruction: `vmovw WORD PTR [rbp-26],xmm0'
    > /tmp/ccf20y5C.s:30: Error: no such instruction: `vmovw xmm0,WORD PTR [rbp-18]'
    > ```
    >
    > Thanks,
    > Andrew Pinski
    
    gcc/testsuite/ChangeLog:
    
            PR target/124335
            * gcc.target/i386/avx512fp16-pr124335.c: Require target
            avx512fp16 instead of avx512bw.
    
    (cherry picked from commit ec3d2c9ab854565ccde34e372b96faa712c516f1)

Diff:
---
 gcc/testsuite/gcc.target/i386/avx512fp16-pr124335.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/testsuite/gcc.target/i386/avx512fp16-pr124335.c b/gcc/testsuite/gcc.target/i386/avx512fp16-pr124335.c
index 21dc1282b9ad..9b576374ff67 100644
--- a/gcc/testsuite/gcc.target/i386/avx512fp16-pr124335.c
+++ b/gcc/testsuite/gcc.target/i386/avx512fp16-pr124335.c
@@ -2,7 +2,7 @@
 /* { dg-do assemble } */
 /* { dg-require-effective-target masm_intel } */
 /* { dg-options "-mavx512fp16 -masm=intel" } */
-/* { dg-require-effective-target avx512bw } */
+/* { dg-require-effective-target avx512fp16 } */
 
 #include <x86intrin.h>