diff options
Diffstat (limited to 'sysdeps/s390/cpu-features.h')
| -rw-r--r-- | sysdeps/s390/cpu-features.h | 55 |
1 files changed, 42 insertions, 13 deletions
diff --git a/sysdeps/s390/cpu-features.h b/sysdeps/s390/cpu-features.h index 4ff4421..2441b27 100644 --- a/sysdeps/s390/cpu-features.h +++ b/sysdeps/s390/cpu-features.h @@ -18,29 +18,58 @@ #ifndef __CPU_FEATURES_S390X_H # define __CPU_FEATURES_S390X_H -#define S390_STFLE_BITS_Z10 34 /* General instructions extension */ -#define S390_STFLE_BITS_Z196 45 /* Distinct operands, pop ... */ -#define S390_STFLE_BITS_ARCH13_MIE3 61 /* Miscellaneous-Instruction-Extensions - Facility 3, e.g. mvcrl. */ +/* The following stfle bit definitions are intended to be used for the + glibc internal stfle_orig and stfle_filtered fields in cpu_features + struct. They can't be used on the double words retrieved by the + stfle-instruction. */ -#define S390_STFLE_MASK_ARCH13_MIE3 (1ULL << (63 - S390_STFLE_BITS_ARCH13_MIE3)) +/* Facility bit 34: z10: General instructions extension. */ +#define S390_STFLE_BIT34_Z10 (1ULL << 0) +/* Facility bit 45: z196: Distinct operands, popcount, ... */ +#define S390_STFLE_BIT45_Z196 (1ULL << 1) -#define S390_IS_ARCH13_MIE3(STFLE_BITS_ARRAY) \ - (((STFLE_BITS_ARRAY)[0] & S390_STFLE_MASK_ARCH13_MIE3) != 0) +/* Facility bit 61: arch13/z15: Miscellaneous-Instruction-Extensions + Facility 3, e.g. mvcrl. */ +#define S390_STFLE_BIT61_ARCH13_MIE3 (1ULL << 2) -#define S390_IS_Z196(STFLE_BITS_ARRAY) \ - (((STFLE_BITS_ARRAY)[0] & (1ULL << (63 - S390_STFLE_BITS_Z196))) != 0) +/* Facility bit 84: arch15/z17: Miscellaneous-instruction-extensions + facility 4 */ +#define S390_STFLE_BIT84_ARCH15_MIE4 (1ULL << 3) -#define S390_IS_Z10(STFLE_BITS_ARRAY) \ - (((STFLE_BITS_ARRAY)[0] & (1ULL << (63 - S390_STFLE_BITS_Z10))) != 0) +/* Facility bit 198: arch15/z17: Vector-enhancements-facility 3 */ +#define S390_STFLE_BIT198_ARCH15_VXRS_EXT3 (1ULL << 4) + +/* Facility bit 199: arch15/z17: Vector-Packed-Decimal-Enhancement + Facility 3 */ +#define S390_STFLE_BIT199_ARCH15_VXRS_PDE3 (1ULL << 5) + +/* Facility bit 201: arch15/z17: CPU: Concurrent-Functions Facility */ +#define S390_STFLE_BIT201_ARCH15_CON (1ULL << 6) + +#define S390_IS_ARCH15(STFLE_BITS) \ + ((((STFLE_BITS) & S390_STFLE_BIT84_ARCH15_MIE4) != 0) \ + && (((STFLE_BITS) & S390_STFLE_BIT198_ARCH15_VXRS_EXT3) != 0) \ + && (((STFLE_BITS) & S390_STFLE_BIT199_ARCH15_VXRS_PDE3) != 0) \ + && (((STFLE_BITS) & S390_STFLE_BIT201_ARCH15_CON) != 0)) + +#define S390_IS_ARCH13_MIE3(STFLE_BITS) \ + (((STFLE_BITS) & S390_STFLE_BIT61_ARCH13_MIE3) != 0) + +#define S390_IS_Z196(STFLE_BITS) \ + (((STFLE_BITS) & S390_STFLE_BIT45_Z196) != 0) + +#define S390_IS_Z10(STFLE_BITS) \ + (((STFLE_BITS) & S390_STFLE_BIT34_Z10) != 0) struct cpu_features { unsigned long int hwcap; unsigned long int __reserved_hwcap2; - unsigned long long stfle_bits[3]; - unsigned long long __reserved[11]; + unsigned long long __reserved; + unsigned long long stfle_orig; + unsigned long long stfle_filtered; + unsigned long long __reserved2[11]; }; #endif /* __CPU_FEATURES_S390X_H */ |