diff options
Diffstat (limited to 'gcc/config/i386/i386.c')
| -rw-r--r-- | gcc/config/i386/i386.c | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 138fb3fa3e4..3c7dc8c827e 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -2325,6 +2325,8 @@ static int ix86_isa_flags_explicit; #define OPTION_MASK_ISA_ABM_SET \ (OPTION_MASK_ISA_ABM | OPTION_MASK_ISA_POPCNT) +#define OPTION_MASK_ISA_BMI_SET OPTION_MASK_ISA_BMI + #define OPTION_MASK_ISA_POPCNT_SET OPTION_MASK_ISA_POPCNT #define OPTION_MASK_ISA_CX16_SET OPTION_MASK_ISA_CX16 #define OPTION_MASK_ISA_SAHF_SET OPTION_MASK_ISA_SAHF @@ -2379,6 +2381,7 @@ static int ix86_isa_flags_explicit; #define OPTION_MASK_ISA_AES_UNSET OPTION_MASK_ISA_AES #define OPTION_MASK_ISA_PCLMUL_UNSET OPTION_MASK_ISA_PCLMUL #define OPTION_MASK_ISA_ABM_UNSET OPTION_MASK_ISA_ABM +#define OPTION_MASK_ISA_BMI_UNSET OPTION_MASK_ISA_BMI #define OPTION_MASK_ISA_POPCNT_UNSET OPTION_MASK_ISA_POPCNT #define OPTION_MASK_ISA_CX16_UNSET OPTION_MASK_ISA_CX16 #define OPTION_MASK_ISA_SAHF_UNSET OPTION_MASK_ISA_SAHF @@ -2681,6 +2684,19 @@ ix86_handle_option (size_t code, const char *arg ATTRIBUTE_UNUSED, int value) } return true; + case OPT_mbmi: + if (value) + { + ix86_isa_flags |= OPTION_MASK_ISA_BMI_SET; + ix86_isa_flags_explicit |= OPTION_MASK_ISA_BMI_SET; + } + else + { + ix86_isa_flags &= ~OPTION_MASK_ISA_BMI_UNSET; + ix86_isa_flags_explicit |= OPTION_MASK_ISA_BMI_UNSET; + } + return true; + case OPT_mpopcnt: if (value) { @@ -2849,6 +2865,7 @@ ix86_target_string (int isa, int flags, const char *arch, const char *tune, { "-m3dnowa", OPTION_MASK_ISA_3DNOW_A }, { "-mmmx", OPTION_MASK_ISA_MMX }, { "-mabm", OPTION_MASK_ISA_ABM }, + { "-mbmi", OPTION_MASK_ISA_BMI }, { "-mpopcnt", OPTION_MASK_ISA_POPCNT }, { "-mmovbe", OPTION_MASK_ISA_MOVBE }, { "-mcrc32", OPTION_MASK_ISA_CRC32 }, @@ -3104,7 +3121,9 @@ ix86_option_override_internal (bool main_args_p) PTA_LWP = 1 << 23, PTA_FSGSBASE = 1 << 24, PTA_RDRND = 1 << 25, - PTA_F16C = 1 << 26 + PTA_F16C = 1 << 26, + PTA_BMI = 1 << 27 + /* if this reaches 32, need to widen struct pta flags below */ }; static struct pta @@ -3439,6 +3458,9 @@ ix86_option_override_internal (bool main_args_p) if (processor_alias_table[i].flags & PTA_ABM && !(ix86_isa_flags_explicit & OPTION_MASK_ISA_ABM)) ix86_isa_flags |= OPTION_MASK_ISA_ABM; + if (processor_alias_table[i].flags & PTA_BMI + && !(ix86_isa_flags_explicit & OPTION_MASK_ISA_BMI)) + ix86_isa_flags |= OPTION_MASK_ISA_BMI; if (processor_alias_table[i].flags & PTA_CX16 && !(ix86_isa_flags_explicit & OPTION_MASK_ISA_CX16)) ix86_isa_flags |= OPTION_MASK_ISA_CX16; @@ -4276,6 +4298,7 @@ ix86_valid_target_attribute_inner_p (tree args, char *p_strings[]) /* isa options */ IX86_ATTR_ISA ("3dnow", OPT_m3dnow), IX86_ATTR_ISA ("abm", OPT_mabm), + IX86_ATTR_ISA ("bmi", OPT_mbmi), IX86_ATTR_ISA ("aes", OPT_maes), IX86_ATTR_ISA ("avx", OPT_mavx), IX86_ATTR_ISA ("mmx", OPT_mmmx), @@ -24016,6 +24039,11 @@ enum ix86_builtins IX86_BUILTIN_CLZS, + /* BMI instructions. */ + IX86_BUILTIN_BEXTR32, + IX86_BUILTIN_BEXTR64, + IX86_BUILTIN_CTZS, + /* FSGSBASE instructions. */ IX86_BUILTIN_RDFSBASE32, IX86_BUILTIN_RDFSBASE64, @@ -24955,6 +24983,11 @@ static const struct builtin_description bdesc_args[] = { OPTION_MASK_ISA_ABM, CODE_FOR_clzhi2_abm, "__builtin_clzs", IX86_BUILTIN_CLZS, UNKNOWN, (int) UINT16_FTYPE_UINT16 }, + /* BMI */ + { OPTION_MASK_ISA_BMI, CODE_FOR_bmi_bextr_si, "__builtin_ia32_bextr_u32", IX86_BUILTIN_BEXTR32, UNKNOWN, (int) UINT_FTYPE_UINT_UINT }, + { OPTION_MASK_ISA_BMI, CODE_FOR_bmi_bextr_di, "__builtin_ia32_bextr_u64", IX86_BUILTIN_BEXTR64, UNKNOWN, (int) UINT64_FTYPE_UINT64_UINT64 }, + { OPTION_MASK_ISA_BMI, CODE_FOR_ctzhi2, "__builtin_ctzs", IX86_BUILTIN_CTZS, UNKNOWN, (int) UINT16_FTYPE_UINT16 }, + /* F16C */ { OPTION_MASK_ISA_F16C, CODE_FOR_vcvtph2ps, "__builtin_ia32_vcvtph2ps", IX86_BUILTIN_CVTPH2PS, UNKNOWN, (int) V4SF_FTYPE_V8HI }, { OPTION_MASK_ISA_F16C, CODE_FOR_vcvtph2ps256, "__builtin_ia32_vcvtph2ps256", IX86_BUILTIN_CVTPH2PS256, UNKNOWN, (int) V8SF_FTYPE_V8HI }, |