| 1 | /* |
| 2 | * Helper file for declaring TCG helper functions. |
| 3 | * Used by other helper files. |
| 4 | */ |
| 5 | |
| 6 | #ifndef EXEC_HELPER_HEAD_H |
| 7 | #define EXEC_HELPER_HEAD_H |
| 8 | |
| 9 | #include "fpu/softfloat-types.h" |
| 10 | |
| 11 | #define HELPER(name) glue(helper_, name) |
| 12 | |
| 13 | /* Some types that make sense in C, but not for TCG. */ |
| 14 | #define dh_alias_i32 i32 |
| 15 | #define dh_alias_s32 i32 |
| 16 | #define dh_alias_int i32 |
| 17 | #define dh_alias_i64 i64 |
| 18 | #define dh_alias_s64 i64 |
| 19 | #define dh_alias_i128 i128 |
| 20 | #define dh_alias_f16 i32 |
| 21 | #define dh_alias_f32 i32 |
| 22 | #define dh_alias_f64 i64 |
| 23 | #define dh_alias_ptr ptr |
| 24 | #define dh_alias_cptr ptr |
| 25 | #define dh_alias_env ptr |
| 26 | #define dh_alias_fpst ptr |
| 27 | #define dh_alias_void void |
| 28 | #define dh_alias_noreturn noreturn |
| 29 | #define dh_alias(t) glue(dh_alias_, t) |
| 30 | |
| 31 | #define dh_ctype_i32 uint32_t |
| 32 | #define dh_ctype_s32 int32_t |
| 33 | #define dh_ctype_int int |
| 34 | #define dh_ctype_i64 uint64_t |
| 35 | #define dh_ctype_s64 int64_t |
| 36 | #define dh_ctype_i128 Int128 |
| 37 | #define dh_ctype_f16 uint32_t |
| 38 | #define dh_ctype_f32 float32 |
| 39 | #define dh_ctype_f64 float64 |
| 40 | #define dh_ctype_ptr void * |
| 41 | #define dh_ctype_cptr const void * |
| 42 | #define dh_ctype_env CPUArchState * |
| 43 | #define dh_ctype_fpst float_status * |
| 44 | #define dh_ctype_void void |
| 45 | #define dh_ctype_noreturn G_NORETURN void |
| 46 | #define dh_ctype(t) dh_ctype_##t |
| 47 | |
| 48 | #ifdef COMPILING_PER_TARGET |
| 49 | # include "exec/target_long.h" |
| 50 | # if TARGET_LONG_BITS == 32 |
| 51 | # define dh_alias_tl i32 |
| 52 | # define dh_typecode_tl dh_typecode_i32 |
| 53 | # else |
| 54 | # define dh_alias_tl i64 |
| 55 | # define dh_typecode_tl dh_typecode_i64 |
| 56 | # endif |
| 57 | # define dh_ctype_tl target_ulong |
| 58 | #endif /* COMPILING_PER_TARGET */ |
| 59 | |
| 60 | #if __SIZEOF_POINTER__ == 4 |
| 61 | # define dh_alias_vaddr i32 |
| 62 | # define dh_typecode_vaddr dh_typecode_i32 |
| 63 | #elif __SIZEOF_POINTER__ == 8 |
| 64 | # define dh_alias_vaddr i64 |
| 65 | # define dh_typecode_vaddr dh_typecode_i64 |
| 66 | #else |
| 67 | # error "sizeof pointer is different from {4,8}" |
| 68 | #endif /* __SIZEOF_POINTER__ */ |
| 69 | # define dh_ctype_vaddr uintptr_t |
| 70 | |
| 71 | /* We can't use glue() here because it falls foul of C preprocessor |
| 72 | recursive expansion rules. */ |
| 73 | #define dh_retvar_decl0_void void |
| 74 | #define dh_retvar_decl0_noreturn void |
| 75 | #define dh_retvar_decl0_i32 TCGv_i32 retval |
| 76 | #define dh_retvar_decl0_i64 TCGv_i64 retval |
| 77 | #define dh_retval_decl0_i128 TCGv_i128 retval |
| 78 | #define dh_retvar_decl0_ptr TCGv_ptr retval |
| 79 | #define dh_retvar_decl0(t) glue(dh_retvar_decl0_, dh_alias(t)) |
| 80 | |
| 81 | #define dh_retvar_decl_void |
| 82 | #define dh_retvar_decl_noreturn |
| 83 | #define dh_retvar_decl_i32 TCGv_i32 retval, |
| 84 | #define dh_retvar_decl_i64 TCGv_i64 retval, |
| 85 | #define dh_retvar_decl_i128 TCGv_i128 retval, |
| 86 | #define dh_retvar_decl_ptr TCGv_ptr retval, |
| 87 | #define dh_retvar_decl(t) glue(dh_retvar_decl_, dh_alias(t)) |
| 88 | |
| 89 | #define dh_retvar_void NULL |
| 90 | #define dh_retvar_noreturn NULL |
| 91 | #define dh_retvar_i32 tcgv_i32_temp(retval) |
| 92 | #define dh_retvar_i64 tcgv_i64_temp(retval) |
| 93 | #define dh_retvar_i128 tcgv_i128_temp(retval) |
| 94 | #define dh_retvar_ptr tcgv_ptr_temp(retval) |
| 95 | #define dh_retvar(t) glue(dh_retvar_, dh_alias(t)) |
| 96 | |
| 97 | #define dh_typecode_void 0 |
| 98 | #define dh_typecode_noreturn 0 |
| 99 | #define dh_typecode_i32 2 |
| 100 | #define dh_typecode_s32 3 |
| 101 | #define dh_typecode_i64 4 |
| 102 | #define dh_typecode_s64 5 |
| 103 | #define dh_typecode_ptr 6 |
| 104 | #define dh_typecode_i128 7 |
| 105 | #define dh_typecode_int dh_typecode_s32 |
| 106 | #define dh_typecode_f16 dh_typecode_i32 |
| 107 | #define dh_typecode_f32 dh_typecode_i32 |
| 108 | #define dh_typecode_f64 dh_typecode_i64 |
| 109 | #define dh_typecode_cptr dh_typecode_ptr |
| 110 | #define dh_typecode_env dh_typecode_ptr |
| 111 | #define dh_typecode_fpst dh_typecode_ptr |
| 112 | #define dh_typecode(t) dh_typecode_##t |
| 113 | |
| 114 | #define dh_callflag_i32 0 |
| 115 | #define dh_callflag_i64 0 |
| 116 | #define dh_callflag_i128 0 |
| 117 | #define dh_callflag_ptr 0 |
| 118 | #define dh_callflag_void 0 |
| 119 | #define dh_callflag_noreturn TCG_CALL_NO_RETURN |
| 120 | #define dh_callflag(t) glue(dh_callflag_, dh_alias(t)) |
| 121 | |
| 122 | #define dh_typemask(t, n) (dh_typecode(t) << (n * 3)) |
| 123 | |
| 124 | #define dh_arg(t, n) \ |
| 125 | glue(glue(tcgv_, dh_alias(t)), _temp)(glue(arg, n)) |
| 126 | |
| 127 | #define dh_arg_decl(t, n) glue(TCGv_, dh_alias(t)) glue(arg, n) |
| 128 | |
| 129 | #define DEF_HELPER_0(name, ret) \ |
| 130 | DEF_HELPER_FLAGS_0(name, 0, ret) |
| 131 | #define DEF_HELPER_1(name, ret, t1) \ |
| 132 | DEF_HELPER_FLAGS_1(name, 0, ret, t1) |
| 133 | #define DEF_HELPER_2(name, ret, t1, t2) \ |
| 134 | DEF_HELPER_FLAGS_2(name, 0, ret, t1, t2) |
| 135 | #define DEF_HELPER_3(name, ret, t1, t2, t3) \ |
| 136 | DEF_HELPER_FLAGS_3(name, 0, ret, t1, t2, t3) |
| 137 | #define DEF_HELPER_4(name, ret, t1, t2, t3, t4) \ |
| 138 | DEF_HELPER_FLAGS_4(name, 0, ret, t1, t2, t3, t4) |
| 139 | #define DEF_HELPER_5(name, ret, t1, t2, t3, t4, t5) \ |
| 140 | DEF_HELPER_FLAGS_5(name, 0, ret, t1, t2, t3, t4, t5) |
| 141 | #define DEF_HELPER_6(name, ret, t1, t2, t3, t4, t5, t6) \ |
| 142 | DEF_HELPER_FLAGS_6(name, 0, ret, t1, t2, t3, t4, t5, t6) |
| 143 | #define DEF_HELPER_7(name, ret, t1, t2, t3, t4, t5, t6, t7) \ |
| 144 | DEF_HELPER_FLAGS_7(name, 0, ret, t1, t2, t3, t4, t5, t6, t7) |
| 145 | |
| 146 | /* MAX_CALL_IARGS must be set to n if last entry is DEF_HELPER_FLAGS_n. */ |
| 147 | |
| 148 | #endif /* EXEC_HELPER_HEAD_H */ |