diff options
Diffstat (limited to 'sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S')
| -rw-r--r-- | sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S | 57 |
1 files changed, 43 insertions, 14 deletions
diff --git a/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S b/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S index 3d92f69..44f9b88 100644 --- a/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S +++ b/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S @@ -17,22 +17,51 @@ License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ -#include <sysdep.h> -#include <shlib-compat.h> +#include <isa-level.h> -#if IS_IN (libc) -# define MEMSET_SYMBOL(p,s) p##_sse2_##s -# define WMEMSET_SYMBOL(p,s) p##_sse2_##s +/* MINIMUM_X86_ISA_LEVEL <= 2 because there is no V2 implementation + so we need this to build for ISA V2 builds. */ +#if ISA_SHOULD_BUILD (2) -# ifdef SHARED -# undef libc_hidden_builtin_def -# define libc_hidden_builtin_def(name) +# include <sysdep.h> +# define USE_WITH_SSE2 1 + +# define VEC_SIZE 16 +# define MOV_SIZE 3 +# define RET_SIZE 1 + +# define VEC(i) xmm##i +# define VMOVU movups +# define VMOVA movaps + +# define MEMSET_SET_VEC0_AND_SET_RETURN(d, r) \ + movd d, %xmm0; \ + movq r, %rax; \ + punpcklbw %xmm0, %xmm0; \ + punpcklwd %xmm0, %xmm0; \ + pshufd $0, %xmm0, %xmm0 + +# define WMEMSET_SET_VEC0_AND_SET_RETURN(d, r) \ + movd d, %xmm0; \ + pshufd $0, %xmm0, %xmm0; \ + movq r, %rax + +# define MEMSET_VDUP_TO_VEC0_HIGH() +# define MEMSET_VDUP_TO_VEC0_LOW() + +# define WMEMSET_VDUP_TO_VEC0_HIGH() +# define WMEMSET_VDUP_TO_VEC0_LOW() + +# define SECTION(p) p + +# ifndef MEMSET_SYMBOL +# define MEMSET_SYMBOL(p,s) p##_sse2_##s # endif -# undef weak_alias -# define weak_alias(original, alias) -# undef strong_alias -# define strong_alias(ignored1, ignored2) -#endif +# ifndef WMEMSET_SYMBOL +# define WMEMSET_SYMBOL(p,s) p##_sse2_##s +# endif + +# include "memset-vec-unaligned-erms.S" -#include <sysdeps/x86_64/memset.S> +#endif |