diff options
Diffstat (limited to 'sysdeps/x86')
| -rw-r--r-- | sysdeps/x86/configure | 7 | ||||
| -rw-r--r-- | sysdeps/x86/configure.ac | 5 | ||||
| -rw-r--r-- | sysdeps/x86/isa-level.h | 4 |
3 files changed, 15 insertions, 1 deletions
diff --git a/sysdeps/x86/configure b/sysdeps/x86/configure index 2a5421bb31..d28d9bcb29 100644 --- a/sysdeps/x86/configure +++ b/sysdeps/x86/configure @@ -151,6 +151,13 @@ printf "%s\n" "$libc_cv_have_x86_isa_level" >&6; } else libc_cv_have_x86_isa_level=baseline fi +if test $libc_cv_have_x86_isa_level = baseline; then + printf "%s\n" "#define MINIMUM_X86_ISA_LEVEL 1" >>confdefs.h + +else + printf "%s\n" "#define MINIMUM_X86_ISA_LEVEL $libc_cv_have_x86_isa_level" >>confdefs.h + +fi config_vars="$config_vars have-x86-isa-level = $libc_cv_have_x86_isa_level" config_vars="$config_vars diff --git a/sysdeps/x86/configure.ac b/sysdeps/x86/configure.ac index 78ff7c8f41..5b0acd03d2 100644 --- a/sysdeps/x86/configure.ac +++ b/sysdeps/x86/configure.ac @@ -105,6 +105,11 @@ EOF else libc_cv_have_x86_isa_level=baseline fi +if test $libc_cv_have_x86_isa_level = baseline; then + AC_DEFINE_UNQUOTED(MINIMUM_X86_ISA_LEVEL, 1) +else + AC_DEFINE_UNQUOTED(MINIMUM_X86_ISA_LEVEL, $libc_cv_have_x86_isa_level) +fi LIBC_CONFIG_VAR([have-x86-isa-level], [$libc_cv_have_x86_isa_level]) LIBC_CONFIG_VAR([x86-isa-level-3-or-above], [3 4]) LIBC_CONFIG_VAR([enable-x86-isa-level], [$libc_cv_include_x86_isa_level]) diff --git a/sysdeps/x86/isa-level.h b/sysdeps/x86/isa-level.h index 11fe1ca90c..2c7f74212b 100644 --- a/sysdeps/x86/isa-level.h +++ b/sysdeps/x86/isa-level.h @@ -61,8 +61,10 @@ # define __X86_ISA_V4 0 #endif -#define MINIMUM_X86_ISA_LEVEL \ +#ifndef MINIMUM_X86_ISA_LEVEL +# define MINIMUM_X86_ISA_LEVEL \ (__X86_ISA_V1 + __X86_ISA_V2 + __X86_ISA_V3 + __X86_ISA_V4) +#endif /* Depending on the minimum ISA level, a feature check result can be a compile-time constant.. */ |