[gcc r16-7576] x86: Update gcc.target/i386/pr108938-3.c

[H.J. Lu]

https://gcc.gnu.org/g:c475080b3a11d530f0c5415d3776d42101ff282d

commit r16-7576-gc475080b3a11d530f0c5415d3776d42101ff282d
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Thu Feb 19 08:03:35 2026 +0800

    x86: Update gcc.target/i386/pr108938-3.c
    
    commit 4b71cafc8447e09ee41aff02acb5b26e8b112466
    Author: Jakub Jelinek <jakub@redhat.com>
    Date:   Tue Feb 17 11:43:43 2026 +0100
    
        bswap: Handle VEC_PACK_TRUNC_EXPR [PR120233]
    
    compiles
    
    void
    foo2 (char* a, short* __restrict b)
    {
      a[0] = b[0] >> 8;
      a[1] = b[0];
      a[2] = b[1] >> 8;
      a[3] = b[1];
    }
    
    into
    
            movl    (%rsi), %eax
            bswap   %eax
            roll    $16, %eax
            movl    %eax, (%rdi)
            ret
    
    instead of
    
            movzwl  (%rsi), %eax
            movzwl  2(%rsi), %edx
            movl    %eax, %ecx
            sall    $16, %eax
            sarw    $8, %cx
            movzwl  %cx, %ecx
            orl     %ecx, %eax
            movd    %eax, %xmm0
            movl    %edx, %eax
            sall    $16, %edx
            sarw    $8, %ax
            movdqa  %xmm0, %xmm2
            movzwl  %ax, %eax
            orl     %eax, %edx
            movd    %edx, %xmm1
            punpcklbw       %xmm1, %xmm2
            punpcklbw       %xmm1, %xmm0
            pshufd  $65, %xmm2, %xmm2
            punpcklbw       %xmm2, %xmm0
            movd    %xmm0, (%rdi)
            ret
    
    Update gcc.target/i386/pr108938-3.c to also scan 3 bswaps for x86-64.
    
            PR target/120233
            * gcc.target/i386/pr108938-3.c: Also scan 3 bswaps for x86-64.
    
    Signed-off-by: H.J. Lu <hjl.tools@gmail.com>

Diff:
---
 gcc/testsuite/gcc.target/i386/pr108938-3.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/gcc/testsuite/gcc.target/i386/pr108938-3.c b/gcc/testsuite/gcc.target/i386/pr108938-3.c
index 47293d49bb9e..cd87314e57f6 100644
--- a/gcc/testsuite/gcc.target/i386/pr108938-3.c
+++ b/gcc/testsuite/gcc.target/i386/pr108938-3.c
@@ -1,7 +1,6 @@
 /* { dg-do compile } */
 /* { dg-options "-O2 -ftree-vectorize -mno-movbe -msse2 -mno-avx" } */
-/* { dg-final { scan-assembler-times "bswap\[\t ]+" 2 { target { ! ia32 } } } } */
-/* { dg-final { scan-assembler-times "bswap\[\t ]+" 3 { target ia32 } } } */
+/* { dg-final { scan-assembler-times "bswap\[\t ]+" 3 } } */
 
 void
 foo1 (char* a, unsigned int* __restrict b)