X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftv%2Ftv.c;h=17a79d0408964ed9b6f59b413804d61ca1201f44;hb=b50ba7aa16edbf7d978c182d90b2e5f08c6f6a56;hp=afb06da9bcdbc895872e632141cdfd9279cc1008;hpb=7971bd301f173d9d926cf40a4bdb700f42b8c07a;p=libfirm diff --git a/ir/tv/tv.c b/ir/tv/tv.c index afb06da9b..17a79d040 100644 --- a/ir/tv/tv.c +++ b/ir/tv/tv.c @@ -59,12 +59,12 @@ #define N_CONSTANTS 2048 /* unused, float to int doesn't work yet */ -enum float_to_int_mode { +typedef enum float_to_int_mode { TRUNCATE, ROUND -}; +} float_to_int_mode; -#define GET_FLOAT_TO_INT_MODE() TRUNCATE +static float_to_int_mode current_float_to_int_mode = TRUNCATE; #define SWITCH_NOINFINITY 0 #define SWITCH_NODENORMALS 0 @@ -78,8 +78,8 @@ enum float_to_int_mode { # define TARVAL_VERIFY(a) ((void)0) #endif -#define INSERT_TARVAL(tv) ((tarval*)set_insert(tarvals, (tv), sizeof(tarval), hash_tv((tv)))) -#define FIND_TARVAL(tv) ((tarval*)set_find(tarvals, (tv), sizeof(tarval), hash_tv((tv)))) +#define INSERT_TARVAL(tv) ((ir_tarval*)set_insert(tarvals, (tv), sizeof(ir_tarval), hash_tv((tv)))) +#define FIND_TARVAL(tv) ((ir_tarval*)set_find(tarvals, (tv), sizeof(ir_tarval), hash_tv((tv)))) #define INSERT_VALUE(val, size) (set_insert(values, (val), size, hash_val((val), size))) #define FIND_VALUE(val, size) (set_find(values, (val), size, hash_val((val), size))) @@ -117,8 +117,8 @@ static const ieee_descriptor_t quad_desc = { 15, 112, 0, NORMAL }; ****************************************************************************/ #ifndef NDEBUG static int hash_val(const void *value, unsigned int length); -static int hash_tv(tarval *tv); -static void _fail_verify(tarval *tv, const char* file, int line) +static int hash_tv(ir_tarval *tv); +static void _fail_verify(ir_tarval *tv, const char* file, int line) { /* print a memory image of the tarval and throw an assertion */ if (tv) @@ -127,10 +127,10 @@ static void _fail_verify(tarval *tv, const char* file, int line) panic("%s:%d: Invalid tarval (null)", file, line); } #ifdef __GNUC__ -inline static void tarval_verify(tarval *tv) __attribute__ ((unused)); +inline static void tarval_verify(ir_tarval *tv) __attribute__ ((unused)); #endif -inline static void tarval_verify(tarval *tv) +inline static void tarval_verify(ir_tarval *tv) { assert(tv); assert(tv->mode); @@ -145,7 +145,7 @@ inline static void tarval_verify(tarval *tv) #endif /* NDEBUG */ /** Hash a tarval. */ -static int hash_tv(tarval *tv) +static int hash_tv(ir_tarval *tv) { return (PTR_TO_INT(tv->value) ^ PTR_TO_INT(tv->mode)) + tv->length; } @@ -167,8 +167,8 @@ static int hash_val(const void *value, unsigned int length) static int cmp_tv(const void *p1, const void *p2, size_t n) { - const tarval *tv1 = p1; - const tarval *tv2 = p2; + const ir_tarval *tv1 = (const ir_tarval*) p1; + const ir_tarval *tv2 = (const ir_tarval*) p2; (void) n; assert(tv1->kind == k_tarval); @@ -190,9 +190,9 @@ static int cmp_tv(const void *p1, const void *p2, size_t n) } /** finds tarval with value/mode or creates new tarval */ -static tarval *get_tarval(const void *value, int length, ir_mode *mode) +static ir_tarval *get_tarval(const void *value, int length, ir_mode *mode) { - tarval tv; + ir_tarval tv; tv.kind = k_tarval; tv.mode = mode; @@ -200,7 +200,7 @@ static tarval *get_tarval(const void *value, int length, ir_mode *mode) if (length > 0) { /* if there already is such a value, it is returned, else value * is copied into the set */ - char *temp = alloca(length); + char *temp = (char*) alloca(length); memcpy(temp, value, length); if (get_mode_arithmetic(mode) == irma_twos_complement) { sign_extend(temp, mode); @@ -211,20 +211,20 @@ static tarval *get_tarval(const void *value, int length, ir_mode *mode) } /* if there is such a tarval, it is returned, else tv is copied * into the set */ - return (tarval *)INSERT_TARVAL(&tv); + return (ir_tarval *)INSERT_TARVAL(&tv); } /** * handle overflow */ -static tarval *get_tarval_overflow(const void *value, int length, ir_mode *mode) +static ir_tarval *get_tarval_overflow(const void *value, int length, ir_mode *mode) { char *temp; switch (get_mode_sort(mode)) { case irms_reference: /* addresses always wrap around */ - temp = alloca(sc_get_buffer_length()); + temp = (char*) alloca(sc_get_buffer_length()); memcpy(temp, value, sc_get_buffer_length()); sc_truncate(get_mode_size_bits(mode), temp); /* the sc_ module expects that all bits are set ... */ @@ -237,7 +237,7 @@ static tarval *get_tarval_overflow(const void *value, int length, ir_mode *mode) case TV_OVERFLOW_SATURATE: return get_mode_max(mode); case TV_OVERFLOW_WRAP: - temp = alloca(sc_get_buffer_length()); + temp = (char*) alloca(sc_get_buffer_length()); memcpy(temp, value, sc_get_buffer_length()); sc_truncate(get_mode_size_bits(mode), temp); /* the sc_ module expects that all bits are set ... */ @@ -254,7 +254,7 @@ static tarval *get_tarval_overflow(const void *value, int length, ir_mode *mode) case TV_OVERFLOW_SATURATE: return get_mode_min(mode); case TV_OVERFLOW_WRAP: { - char *temp = alloca(sc_get_buffer_length()); + char *temp = (char*) alloca(sc_get_buffer_length()); memcpy(temp, value, sc_get_buffer_length()); sc_truncate(get_mode_size_bits(mode), temp); return get_tarval(temp, length, mode); @@ -268,15 +268,19 @@ static tarval *get_tarval_overflow(const void *value, int length, ir_mode *mode) break; case irms_float_number: - if (SWITCH_NOINFINITY && fc_is_inf(value)) { +#ifdef SWITCH_NOINFINITY + if (fc_is_inf((const fp_value*) value)) { /* clip infinity to maximum value */ - return fc_is_negative(value) ? get_mode_min(mode) : get_mode_max(mode); + return fc_is_negative((const fp_value*) value) ? get_mode_min(mode) : get_mode_max(mode); } +#endif - if (SWITCH_NODENORMALS && fc_is_subnormal(value)) { +#ifdef SWITCH_NODENORMALS + if (fc_is_subnormal((const fp_value*) value)) { /* clip denormals to zero */ return get_mode_null(mode); } +#endif break; default: @@ -288,14 +292,14 @@ static tarval *get_tarval_overflow(const void *value, int length, ir_mode *mode) /* * public variables declared in tv.h */ -static tarval reserved_tv[6]; +static ir_tarval reserved_tv[6]; -tarval *tarval_b_false = &reserved_tv[0]; -tarval *tarval_b_true = &reserved_tv[1]; -tarval *tarval_bad = &reserved_tv[2]; -tarval *tarval_undefined = &reserved_tv[3]; -tarval *tarval_reachable = &reserved_tv[4]; -tarval *tarval_unreachable = &reserved_tv[5]; +ir_tarval *tarval_b_false = &reserved_tv[0]; +ir_tarval *tarval_b_true = &reserved_tv[1]; +ir_tarval *tarval_bad = &reserved_tv[2]; +ir_tarval *tarval_undefined = &reserved_tv[3]; +ir_tarval *tarval_reachable = &reserved_tv[4]; +ir_tarval *tarval_unreachable = &reserved_tv[5]; /** * get the float descriptor for given mode. @@ -314,12 +318,11 @@ static const ieee_descriptor_t *get_descriptor(const ir_mode *mode) /* case 128: return &quad_desc; */ default: panic("Unsupported mode in get_descriptor()"); - return NULL; } } -tarval *new_integer_tarval_from_str(const char *str, size_t len, char sign, - unsigned char base, ir_mode *mode) +ir_tarval *new_integer_tarval_from_str(const char *str, size_t len, char sign, + unsigned char base, ir_mode *mode) { void *buffer; int ok; @@ -333,8 +336,8 @@ tarval *new_integer_tarval_from_str(const char *str, size_t len, char sign, return get_tarval_overflow(buffer, sc_get_buffer_length(), mode); } -static tarval *new_tarval_from_str_int(const char *str, size_t len, - ir_mode *mode) +static ir_tarval *new_tarval_from_str_int(const char *str, size_t len, + ir_mode *mode) { void *buffer; unsigned base = 10; @@ -387,7 +390,7 @@ static tarval *new_tarval_from_str_int(const char *str, size_t len, /* * Constructors ============================================================= */ -tarval *new_tarval_from_str(const char *str, size_t len, ir_mode *mode) +ir_tarval *new_tarval_from_str(const char *str, size_t len, ir_mode *mode) { const ieee_descriptor_t *desc; @@ -429,7 +432,7 @@ tarval *new_tarval_from_str(const char *str, size_t len, ir_mode *mode) /* * helper function, create a tarval from long */ -tarval *new_tarval_from_long(long l, ir_mode *mode) +ir_tarval *new_tarval_from_long(long l, ir_mode *mode) { assert(mode); @@ -448,13 +451,12 @@ tarval *new_tarval_from_long(long l, ir_mode *mode) return new_tarval_from_double((long double)l, mode); default: - assert(0 && "unsupported mode sort"); + panic("unsupported mode sort"); } - return NULL; } /* returns non-zero if can be converted to long */ -int tarval_is_long(tarval *tv) +int tarval_is_long(ir_tarval *tv) { if (!mode_is_int(tv->mode) && !mode_is_reference(tv->mode)) return 0; @@ -471,14 +473,14 @@ int tarval_is_long(tarval *tv) } /* this might overflow the machine's long, so use only with small values */ -long get_tarval_long(tarval* tv) +long get_tarval_long(ir_tarval* tv) { assert(tarval_is_long(tv) && "tarval too big to fit in long"); return sc_val_to_long(tv->value); } -tarval *new_tarval_from_double(long double d, ir_mode *mode) +ir_tarval *new_tarval_from_long_double(long double d, ir_mode *mode) { const ieee_descriptor_t *desc; @@ -488,19 +490,29 @@ tarval *new_tarval_from_double(long double d, ir_mode *mode) return get_tarval(fc_get_buffer(), fc_get_buffer_length(), mode); } +ir_tarval *new_tarval_from_double(double d, ir_mode *mode) +{ + return new_tarval_from_long_double(d, mode); +} + /* returns non-zero if can be converted to double */ -int tarval_is_double(tarval *tv) +int tarval_is_double(ir_tarval *tv) { assert(tv); return (get_mode_sort(tv->mode) == irms_float_number); } -long double get_tarval_double(tarval *tv) +long double get_tarval_long_double(ir_tarval *tv) { assert(tarval_is_double(tv)); - return fc_val_to_ieee754(tv->value); + return fc_val_to_ieee754((const fp_value*) tv->value); +} + +double get_tarval_double(ir_tarval *tv) +{ + return get_tarval_long_double(tv); } @@ -509,7 +521,7 @@ long double get_tarval_double(tarval *tv) */ /* get the mode of the tarval */ -ir_mode *(get_tarval_mode)(const tarval *tv) +ir_mode *(get_tarval_mode)(const ir_tarval *tv) { return _get_tarval_mode(tv); } @@ -524,37 +536,37 @@ ir_mode *(get_tarval_mode)(const tarval *tv) * therefore the irmode functions should be preferred to the functions below. */ -tarval *(get_tarval_bad)(void) +ir_tarval *(get_tarval_bad)(void) { return _get_tarval_bad(); } -tarval *(get_tarval_undefined)(void) +ir_tarval *(get_tarval_undefined)(void) { return _get_tarval_undefined(); } -tarval *(get_tarval_b_false)(void) +ir_tarval *(get_tarval_b_false)(void) { return _get_tarval_b_false(); } -tarval *(get_tarval_b_true)(void) +ir_tarval *(get_tarval_b_true)(void) { return _get_tarval_b_true(); } -tarval *(get_tarval_reachable)(void) +ir_tarval *(get_tarval_reachable)(void) { return _get_tarval_reachable(); } -tarval *(get_tarval_unreachable)(void) +ir_tarval *(get_tarval_unreachable)(void) { return _get_tarval_unreachable(); } -tarval *get_tarval_max(ir_mode *mode) +ir_tarval *get_tarval_max(ir_mode *mode) { const ieee_descriptor_t *desc; @@ -586,7 +598,7 @@ tarval *get_tarval_max(ir_mode *mode) return tarval_bad; } -tarval *get_tarval_min(ir_mode *mode) +ir_tarval *get_tarval_min(ir_mode *mode) { const ieee_descriptor_t *desc; @@ -621,7 +633,7 @@ tarval *get_tarval_min(ir_mode *mode) /** The bit pattern for the pointer NULL */ static long _null_value = 0; -tarval *get_tarval_null(ir_mode *mode) +ir_tarval *get_tarval_null(ir_mode *mode) { assert(mode); @@ -649,7 +661,7 @@ tarval *get_tarval_null(ir_mode *mode) return tarval_bad; } -tarval *get_tarval_one(ir_mode *mode) +ir_tarval *get_tarval_one(ir_mode *mode) { assert(mode); @@ -675,7 +687,7 @@ tarval *get_tarval_one(ir_mode *mode) return tarval_bad; } -tarval *get_tarval_all_one(ir_mode *mode) +ir_tarval *get_tarval_all_one(ir_mode *mode) { assert(mode); @@ -700,7 +712,7 @@ tarval *get_tarval_all_one(ir_mode *mode) return tarval_bad; } -int tarval_is_constant(tarval *tv) +int tarval_is_constant(ir_tarval *tv) { int num_res = sizeof(reserved_tv) / sizeof(reserved_tv[0]); @@ -709,7 +721,7 @@ int tarval_is_constant(tarval *tv) return (tv < &reserved_tv[2] || tv > &reserved_tv[num_res - 1]); } -tarval *get_tarval_minus_one(ir_mode *mode) +ir_tarval *get_tarval_minus_one(ir_mode *mode) { assert(mode); @@ -735,7 +747,7 @@ tarval *get_tarval_minus_one(ir_mode *mode) return tarval_bad; } -tarval *get_tarval_nan(ir_mode *mode) +ir_tarval *get_tarval_nan(ir_mode *mode) { const ieee_descriptor_t *desc; @@ -751,7 +763,7 @@ tarval *get_tarval_nan(ir_mode *mode) panic("mode %F does not support NaN value", mode); } -tarval *get_tarval_plus_inf(ir_mode *mode) +ir_tarval *get_tarval_plus_inf(ir_mode *mode) { assert(mode); if (get_mode_n_vector_elems(mode) > 1) @@ -765,7 +777,7 @@ tarval *get_tarval_plus_inf(ir_mode *mode) panic("mode %F does not support +inf value", mode); } -tarval *get_tarval_minus_inf(ir_mode *mode) +ir_tarval *get_tarval_minus_inf(ir_mode *mode) { assert(mode); @@ -787,7 +799,7 @@ tarval *get_tarval_minus_inf(ir_mode *mode) /* * test if negative number, 1 means 'yes' */ -int tarval_is_negative(tarval *a) +int tarval_is_negative(ir_tarval *a) { if (get_mode_n_vector_elems(a->mode) > 1) panic("vector arithmetic not implemented yet"); @@ -799,7 +811,7 @@ int tarval_is_negative(tarval *a) return sc_comp(a->value, get_mode_null(a->mode)->value) == -1 ? 1 : 0; case irms_float_number: - return fc_is_negative(a->value); + return fc_is_negative((const fp_value*) a->value); default: panic("mode %F does not support negation value", a->mode); @@ -809,7 +821,7 @@ int tarval_is_negative(tarval *a) /* * test if null, 1 means 'yes' */ -int tarval_is_null(tarval *a) +int tarval_is_null(ir_tarval *a) { return a != tarval_bad && @@ -819,14 +831,14 @@ int tarval_is_null(tarval *a) /* * test if one, 1 means 'yes' */ -int tarval_is_one(tarval *a) +int tarval_is_one(ir_tarval *a) { return a != tarval_bad && a == get_mode_one(get_tarval_mode(a)); } -int tarval_is_all_one(tarval *tv) +int tarval_is_all_one(ir_tarval *tv) { return tv != tarval_bad && @@ -836,7 +848,7 @@ int tarval_is_all_one(tarval *tv) /* * test if one, 1 means 'yes' */ -int tarval_is_minus_one(tarval *a) +int tarval_is_minus_one(ir_tarval *a) { return a != tarval_bad && @@ -846,13 +858,12 @@ int tarval_is_minus_one(tarval *a) /* * comparison */ -pn_Cmp tarval_cmp(tarval *a, tarval *b) +pn_Cmp tarval_cmp(ir_tarval *a, ir_tarval *b) { carry_flag = -1; if (a == tarval_bad || b == tarval_bad) { panic("Comparison with tarval_bad"); - return pn_Cmp_False; } if (a == tarval_undefined || b == tarval_undefined) @@ -863,7 +874,7 @@ pn_Cmp tarval_cmp(tarval *a, tarval *b) if (get_mode_n_vector_elems(a->mode) > 1) { /* vector arithmetic not implemented yet */ - assert(0 && "cmp not implemented for vector modes"); + panic("cmp not implemented for vector modes"); } /* Here the two tarvals are unequal and of the same mode */ @@ -883,7 +894,7 @@ pn_Cmp tarval_cmp(tarval *a, tarval *b) * BEWARE: we cannot compare a == b here, because * a NaN is always Unordered to any other value, even to itself! */ - switch (fc_comp(a->value, b->value)) { + switch (fc_comp((const fp_value*) a->value, (const fp_value*) b->value)) { case -1: return pn_Cmp_Lt; case 0: return pn_Cmp_Eq; case 1: return pn_Cmp_Gt; @@ -907,10 +918,10 @@ pn_Cmp tarval_cmp(tarval *a, tarval *b) /* * convert to other mode */ -tarval *tarval_convert_to(tarval *src, ir_mode *dst_mode) +ir_tarval *tarval_convert_to(ir_tarval *src, ir_mode *dst_mode) { char *buffer; - fp_value *res; + fp_value *res = NULL; const ieee_descriptor_t *desc; int len; @@ -938,22 +949,19 @@ tarval *tarval_convert_to(tarval *src, ir_mode *dst_mode) switch (get_mode_sort(dst_mode)) { case irms_float_number: desc = get_descriptor(dst_mode); - fc_cast(src->value, desc, NULL); + fc_cast((const fp_value*) src->value, desc, NULL); return get_tarval(fc_get_buffer(), fc_get_buffer_length(), dst_mode); case irms_int_number: - switch (GET_FLOAT_TO_INT_MODE()) { + switch (current_float_to_int_mode) { case TRUNCATE: - res = fc_int(src->value, NULL); + res = fc_int((const fp_value*) src->value, NULL); break; case ROUND: - res = fc_rnd(src->value, NULL); - break; - default: - panic("Unsupported float to int conversion mode in tarval_convert_to()"); + res = fc_rnd((const fp_value*) src->value, NULL); break; } - buffer = alloca(sc_get_buffer_length()); + buffer = (char*) alloca(sc_get_buffer_length()); if (! fc_flt2int(res, buffer, dst_mode)) return tarval_bad; return get_tarval(buffer, sc_get_buffer_length(), dst_mode); @@ -970,7 +978,7 @@ tarval *tarval_convert_to(tarval *src, ir_mode *dst_mode) case irms_reference: case irms_int_number: - buffer = alloca(sc_get_buffer_length()); + buffer = (char*) alloca(sc_get_buffer_length()); memcpy(buffer, src->value, sc_get_buffer_length()); sign_extend(buffer, dst_mode); return get_tarval_overflow(buffer, src->length, dst_mode); @@ -984,7 +992,7 @@ tarval *tarval_convert_to(tarval *src, ir_mode *dst_mode) /* XXX floating point unit does not understand internal integer * representation, convert to string first, then create float from * string */ - buffer = alloca(100); + buffer = (char*) alloca(100); /* decimal string representation because hexadecimal output is * interpreted unsigned by fc_val_from_str, so this is a HACK */ len = snprintf(buffer, 100, "%s", @@ -1007,7 +1015,7 @@ tarval *tarval_convert_to(tarval *src, ir_mode *dst_mode) case irms_reference: if (get_mode_sort(dst_mode) == irms_int_number) { - buffer = alloca(sc_get_buffer_length()); + buffer = (char*) alloca(sc_get_buffer_length()); memcpy(buffer, src->value, sc_get_buffer_length()); sign_extend(buffer, src->mode); return get_tarval_overflow(buffer, src->length, dst_mode); @@ -1021,7 +1029,7 @@ tarval *tarval_convert_to(tarval *src, ir_mode *dst_mode) /* * bitwise negation */ -tarval *tarval_not(tarval *a) +ir_tarval *tarval_not(ir_tarval *a) { char *buffer; @@ -1032,7 +1040,7 @@ tarval *tarval_not(tarval *a) switch (get_mode_sort(a->mode)) { case irms_reference: case irms_int_number: - buffer = alloca(sc_get_buffer_length()); + buffer = (char*) alloca(sc_get_buffer_length()); sc_not(a->value, buffer); return get_tarval(buffer, a->length, a->mode); @@ -1044,15 +1052,14 @@ tarval *tarval_not(tarval *a) return tarval_bad; default: - assert(0 && "bitwise negation is only allowed for integer and boolean"); - return tarval_bad; + panic("bitwise negation is only allowed for integer and boolean"); } } /* * arithmetic negation */ -tarval *tarval_neg(tarval *a) +ir_tarval *tarval_neg(ir_tarval *a) { char *buffer; @@ -1069,7 +1076,7 @@ tarval *tarval_neg(tarval *a) switch (get_mode_sort(a->mode)) { case irms_int_number: - buffer = alloca(sc_get_buffer_length()); + buffer = (char*) alloca(sc_get_buffer_length()); sc_neg(a->value, buffer); return get_tarval_overflow(buffer, a->length, a->mode); @@ -1078,7 +1085,7 @@ tarval *tarval_neg(tarval *a) /*if (no_float) return tarval_bad;*/ - fc_neg(a->value, NULL); + fc_neg((const fp_value*) a->value, NULL); return get_tarval_overflow(fc_get_buffer(), fc_get_buffer_length(), a->mode); default: @@ -1089,7 +1096,7 @@ tarval *tarval_neg(tarval *a) /* * addition */ -tarval *tarval_add(tarval *a, tarval *b) +ir_tarval *tarval_add(ir_tarval *a, ir_tarval *b) { char *buffer; @@ -1112,7 +1119,7 @@ tarval *tarval_add(tarval *a, tarval *b) case irms_reference: case irms_int_number: /* modes of a,b are equal, so result has mode of a as this might be the character */ - buffer = alloca(sc_get_buffer_length()); + buffer = (char*) alloca(sc_get_buffer_length()); sc_add(a->value, b->value, buffer); carry_flag = sc_get_bit_at(buffer, get_mode_size_bits(a->mode)); return get_tarval_overflow(buffer, a->length, a->mode); @@ -1121,7 +1128,7 @@ tarval *tarval_add(tarval *a, tarval *b) if (no_float) return tarval_bad; - fc_add(a->value, b->value, NULL); + fc_add((const fp_value*) a->value, (const fp_value*) b->value, NULL); return get_tarval_overflow(fc_get_buffer(), fc_get_buffer_length(), a->mode); default: @@ -1132,7 +1139,7 @@ tarval *tarval_add(tarval *a, tarval *b) /* * subtraction */ -tarval *tarval_sub(tarval *a, tarval *b, ir_mode *dst_mode) +ir_tarval *tarval_sub(ir_tarval *a, ir_tarval *b, ir_mode *dst_mode) { char *buffer; @@ -1155,7 +1162,7 @@ tarval *tarval_sub(tarval *a, tarval *b, ir_mode *dst_mode) case irms_reference: case irms_int_number: /* modes of a,b are equal, so result has mode of a as this might be the character */ - buffer = alloca(sc_get_buffer_length()); + buffer = (char*) alloca(sc_get_buffer_length()); sc_sub(a->value, b->value, buffer); carry_flag = sc_get_bit_at(buffer, get_mode_size_bits(a->mode)); return get_tarval_overflow(buffer, a->length, a->mode); @@ -1164,7 +1171,7 @@ tarval *tarval_sub(tarval *a, tarval *b, ir_mode *dst_mode) if (no_float) return tarval_bad; - fc_sub(a->value, b->value, NULL); + fc_sub((const fp_value*) a->value, (const fp_value*) b->value, NULL); return get_tarval_overflow(fc_get_buffer(), fc_get_buffer_length(), a->mode); default: @@ -1175,7 +1182,7 @@ tarval *tarval_sub(tarval *a, tarval *b, ir_mode *dst_mode) /* * multiplication */ -tarval *tarval_mul(tarval *a, tarval *b) +ir_tarval *tarval_mul(ir_tarval *a, ir_tarval *b) { char *buffer; @@ -1191,7 +1198,7 @@ tarval *tarval_mul(tarval *a, tarval *b) switch (get_mode_sort(a->mode)) { case irms_int_number: /* modes of a,b are equal */ - buffer = alloca(sc_get_buffer_length()); + buffer = (char*) alloca(sc_get_buffer_length()); sc_mul(a->value, b->value, buffer); return get_tarval_overflow(buffer, a->length, a->mode); @@ -1199,7 +1206,7 @@ tarval *tarval_mul(tarval *a, tarval *b) if (no_float) return tarval_bad; - fc_mul(a->value, b->value, NULL); + fc_mul((const fp_value*) a->value, (const fp_value*) b->value, NULL); return get_tarval_overflow(fc_get_buffer(), fc_get_buffer_length(), a->mode); default: @@ -1210,7 +1217,7 @@ tarval *tarval_mul(tarval *a, tarval *b) /* * floating point division */ -tarval *tarval_quo(tarval *a, tarval *b) +ir_tarval *tarval_quo(ir_tarval *a, ir_tarval *b) { assert((a->mode == b->mode) && mode_is_float(a->mode)); @@ -1224,7 +1231,7 @@ tarval *tarval_quo(tarval *a, tarval *b) return tarval_bad; } - fc_div(a->value, b->value, NULL); + fc_div((const fp_value*) a->value, (const fp_value*) b->value, NULL); return get_tarval_overflow(fc_get_buffer(), fc_get_buffer_length(), a->mode); } @@ -1232,7 +1239,7 @@ tarval *tarval_quo(tarval *a, tarval *b) * integer division * overflow is impossible, but look out for division by zero */ -tarval *tarval_div(tarval *a, tarval *b) +ir_tarval *tarval_div(ir_tarval *a, ir_tarval *b) { assert((a->mode == b->mode) && mode_is_int(a->mode)); @@ -1254,7 +1261,7 @@ tarval *tarval_div(tarval *a, tarval *b) * remainder * overflow is impossible, but look out for division by zero */ -tarval *tarval_mod(tarval *a, tarval *b) +ir_tarval *tarval_mod(ir_tarval *a, ir_tarval *b) { assert((a->mode == b->mode) && mode_is_int(a->mode)); @@ -1276,11 +1283,11 @@ tarval *tarval_mod(tarval *a, tarval *b) * integer division AND remainder * overflow is impossible, but look out for division by zero */ -tarval *tarval_divmod(tarval *a, tarval *b, tarval **mod) +ir_tarval *tarval_divmod(ir_tarval *a, ir_tarval *b, ir_tarval **mod) { int len = sc_get_buffer_length(); - char *div_res = alloca(len); - char *mod_res = alloca(len); + char *div_res = (char*) alloca(len); + char *mod_res = (char*) alloca(len); assert((a->mode == b->mode) && mode_is_int(a->mode)); @@ -1303,7 +1310,7 @@ tarval *tarval_divmod(tarval *a, tarval *b, tarval **mod) /* * absolute value */ -tarval *tarval_abs(tarval *a) +ir_tarval *tarval_abs(ir_tarval *a) { char *buffer; @@ -1318,7 +1325,7 @@ tarval *tarval_abs(tarval *a) switch (get_mode_sort(a->mode)) { case irms_int_number: if (sc_comp(a->value, get_mode_null(a->mode)->value) == -1) { - buffer = alloca(sc_get_buffer_length()); + buffer = (char*) alloca(sc_get_buffer_length()); sc_neg(a->value, buffer); return get_tarval_overflow(buffer, a->length, a->mode); } @@ -1329,14 +1336,15 @@ tarval *tarval_abs(tarval *a) /*if (no_float) return tarval_bad;*/ - if (fc_comp(a->value, get_mode_null(a->mode)->value) == -1) { - fc_neg(a->value, NULL); + if (fc_comp((const fp_value*) a->value, + (const fp_value*) get_mode_null(a->mode)->value) == -1) { + fc_neg((const fp_value*) a->value, NULL); return get_tarval_overflow(fc_get_buffer(), fc_get_buffer_length(), a->mode); } return a; default: - return tarval_bad; + break; } return tarval_bad; } @@ -1344,7 +1352,7 @@ tarval *tarval_abs(tarval *a) /* * bitwise and */ -tarval *tarval_and(tarval *a, tarval *b) +ir_tarval *tarval_and(ir_tarval *a, ir_tarval *b) { assert(a->mode == b->mode); @@ -1360,12 +1368,11 @@ tarval *tarval_and(tarval *a, tarval *b) return get_tarval(sc_get_buffer(), sc_get_buffer_length(), a->mode); default: - assert(0 && "operation not defined on mode"); - return tarval_bad; + panic("operation not defined on mode"); } } -tarval *tarval_andnot(tarval *a, tarval *b) +ir_tarval *tarval_andnot(ir_tarval *a, ir_tarval *b) { assert(a->mode == b->mode); @@ -1381,15 +1388,14 @@ tarval *tarval_andnot(tarval *a, tarval *b) return get_tarval(sc_get_buffer(), sc_get_buffer_length(), a->mode); default: - assert(0 && "operation not defined on mode"); - return tarval_bad; + panic("operation not defined on mode"); } } /* * bitwise or */ -tarval *tarval_or(tarval *a, tarval *b) +ir_tarval *tarval_or(ir_tarval *a, ir_tarval *b) { assert(a->mode == b->mode); @@ -1405,15 +1411,14 @@ tarval *tarval_or(tarval *a, tarval *b) return get_tarval(sc_get_buffer(), sc_get_buffer_length(), a->mode); default: - assert(0 && "operation not defined on mode"); - return tarval_bad; + panic("operation not defined on mode"); } } /* * bitwise exclusive or (xor) */ -tarval *tarval_eor(tarval *a, tarval *b) +ir_tarval *tarval_eor(ir_tarval *a, ir_tarval *b) { assert((a->mode == b->mode)); @@ -1429,15 +1434,14 @@ tarval *tarval_eor(tarval *a, tarval *b) return get_tarval(sc_get_buffer(), sc_get_buffer_length(), a->mode); default: - assert(0 && "operation not defined on mode"); - return tarval_bad;; + panic("operation not defined on mode"); } } /* * bitwise left shift */ -tarval *tarval_shl(tarval *a, tarval *b) +ir_tarval *tarval_shl(ir_tarval *a, ir_tarval *b) { char *temp_val = NULL; @@ -1451,7 +1455,7 @@ tarval *tarval_shl(tarval *a, tarval *b) } if (get_mode_modulo_shift(a->mode) != 0) { - temp_val = alloca(sc_get_buffer_length()); + temp_val = (char*) alloca(sc_get_buffer_length()); sc_val_from_ulong(get_mode_modulo_shift(a->mode), temp_val); sc_mod(b->value, temp_val, temp_val); @@ -1465,7 +1469,7 @@ tarval *tarval_shl(tarval *a, tarval *b) /* * bitwise unsigned right shift */ -tarval *tarval_shr(tarval *a, tarval *b) +ir_tarval *tarval_shr(ir_tarval *a, ir_tarval *b) { char *temp_val = NULL; @@ -1479,7 +1483,7 @@ tarval *tarval_shr(tarval *a, tarval *b) } if (get_mode_modulo_shift(a->mode) != 0) { - temp_val = alloca(sc_get_buffer_length()); + temp_val = (char*) alloca(sc_get_buffer_length()); sc_val_from_ulong(get_mode_modulo_shift(a->mode), temp_val); sc_mod(b->value, temp_val, temp_val); @@ -1493,7 +1497,7 @@ tarval *tarval_shr(tarval *a, tarval *b) /* * bitwise signed right shift */ -tarval *tarval_shrs(tarval *a, tarval *b) +ir_tarval *tarval_shrs(ir_tarval *a, ir_tarval *b) { char *temp_val = NULL; @@ -1507,7 +1511,7 @@ tarval *tarval_shrs(tarval *a, tarval *b) } if (get_mode_modulo_shift(a->mode) != 0) { - temp_val = alloca(sc_get_buffer_length()); + temp_val = (char*) alloca(sc_get_buffer_length()); sc_val_from_ulong(get_mode_modulo_shift(a->mode), temp_val); sc_mod(b->value, temp_val, temp_val); @@ -1521,7 +1525,7 @@ tarval *tarval_shrs(tarval *a, tarval *b) /* * bitwise rotation to left */ -tarval *tarval_rotl(tarval *a, tarval *b) +ir_tarval *tarval_rotl(ir_tarval *a, ir_tarval *b) { char *temp_val = NULL; @@ -1535,7 +1539,7 @@ tarval *tarval_rotl(tarval *a, tarval *b) } if (get_mode_modulo_shift(a->mode) != 0) { - temp_val = alloca(sc_get_buffer_length()); + temp_val = (char*) alloca(sc_get_buffer_length()); sc_val_from_ulong(get_mode_modulo_shift(a->mode), temp_val); sc_mod(b->value, temp_val, temp_val); @@ -1559,7 +1563,7 @@ int tarval_carry(void) /* * Output of tarvals */ -int tarval_snprintf(char *buf, size_t len, tarval *tv) +int tarval_snprintf(char *buf, size_t len, ir_tarval *tv) { static const tarval_mode_info default_info = { TVO_NATIVE, NULL, NULL }; @@ -1568,7 +1572,7 @@ int tarval_snprintf(char *buf, size_t len, tarval *tv) const tarval_mode_info *mode_info; const char *prefix, *suffix; - mode_info = tv->mode->tv_priv; + mode_info = (const tarval_mode_info*) tv->mode->tv_priv; if (! mode_info) mode_info = &default_info; prefix = mode_info->mode_prefix ? mode_info->mode_prefix : ""; @@ -1601,15 +1605,15 @@ int tarval_snprintf(char *buf, size_t len, tarval *tv) case irms_float_number: switch (mode_info->mode_output) { case TVO_HEX: - return snprintf(buf, len, "%s%s%s", prefix, fc_print(tv->value, tv_buf, sizeof(tv_buf), FC_PACKED), suffix); + return snprintf(buf, len, "%s%s%s", prefix, fc_print((const fp_value*) tv->value, tv_buf, sizeof(tv_buf), FC_PACKED), suffix); case TVO_HEXFLOAT: - return snprintf(buf, len, "%s%s%s", prefix, fc_print(tv->value, tv_buf, sizeof(tv_buf), FC_HEX), suffix); + return snprintf(buf, len, "%s%s%s", prefix, fc_print((const fp_value*) tv->value, tv_buf, sizeof(tv_buf), FC_HEX), suffix); case TVO_FLOAT: case TVO_NATIVE: default: - return snprintf(buf, len, "%s%s%s", prefix, fc_print(tv->value, tv_buf, sizeof(tv_buf), FC_DEC), suffix); + return snprintf(buf, len, "%s%s%s", prefix, fc_print((const fp_value*) tv->value, tv_buf, sizeof(tv_buf), FC_DEC), suffix); } break; @@ -1647,7 +1651,7 @@ int tarval_snprintf(char *buf, size_t len, tarval *tv) /** * Output of tarvals to stdio. */ -int tarval_printf(tarval *tv) +int tarval_printf(ir_tarval *tv) { char buf[1024]; int res; @@ -1658,7 +1662,7 @@ int tarval_printf(tarval *tv) return res; } -char *get_tarval_bitpattern(tarval *tv) +char *get_tarval_bitpattern(ir_tarval *tv) { int i, j, pos = 0; int n = get_mode_size_bits(tv->mode); @@ -1681,13 +1685,13 @@ char *get_tarval_bitpattern(tarval *tv) /* * access to the bitpattern */ -unsigned char get_tarval_sub_bits(tarval *tv, unsigned byte_ofs) +unsigned char get_tarval_sub_bits(ir_tarval *tv, unsigned byte_ofs) { switch (get_mode_arithmetic(tv->mode)) { case irma_twos_complement: return sc_sub_bits(tv->value, get_mode_size_bits(tv->mode), byte_ofs); case irma_ieee754: - return fc_sub_bits(tv->value, get_mode_size_bits(tv->mode), byte_ofs); + return fc_sub_bits((const fp_value*) tv->value, get_mode_size_bits(tv->mode), byte_ofs); default: panic("get_tarval_sub_bits(): arithmetic mode not supported"); } @@ -1717,14 +1721,14 @@ const tarval_mode_info *get_tarval_mode_output_option(ir_mode *mode) { assert(mode); - return mode->tv_priv; + return (const tarval_mode_info*) mode->tv_priv; } /* * Returns non-zero if a given (integer) tarval has only one single bit * set. */ -int tarval_is_single_bit(tarval *tv) +int tarval_is_single_bit(ir_tarval *tv) { int i, l; int bits; @@ -1750,7 +1754,7 @@ int tarval_is_single_bit(tarval *tv) /* * Return the number of set bits in a given (integer) tarval. */ -int get_tarval_popcnt(tarval *tv) +int get_tarval_popcount(ir_tarval *tv) { int i, l; int bits; @@ -1762,7 +1766,7 @@ int get_tarval_popcnt(tarval *tv) for (bits = 0, i = l - 1; i >= 0; --i) { unsigned char v = get_tarval_sub_bits(tv, (unsigned)i); - bits += popcnt(v); + bits += popcount(v); } return bits; } @@ -1774,7 +1778,7 @@ int get_tarval_popcnt(tarval *tv) * * @return number of lowest set bit or -1 on error */ -int get_tarval_lowest_bit(tarval *tv) +int get_tarval_lowest_bit(ir_tarval *tv) { int i, l; @@ -1795,27 +1799,27 @@ int get_tarval_lowest_bit(tarval *tv) * Returns non-zero if the mantissa of a floating point IEEE-754 * tarval is zero (i.e. 1.0Exxx) */ -int tarval_ieee754_zero_mantissa(tarval *tv) +int tarval_ieee754_zero_mantissa(ir_tarval *tv) { assert(get_mode_arithmetic(tv->mode) == irma_ieee754); - return fc_zero_mantissa(tv->value); + return fc_zero_mantissa((const fp_value*) tv->value); } /* Returns the exponent of a floating point IEEE-754 tarval. */ -int tarval_ieee754_get_exponent(tarval *tv) +int tarval_ieee754_get_exponent(ir_tarval *tv) { assert(get_mode_arithmetic(tv->mode) == irma_ieee754); - return fc_get_exponent(tv->value); + return fc_get_exponent((const fp_value*) tv->value); } /* * Check if the tarval can be converted to the given mode without * precision loss. */ -int tarval_ieee754_can_conv_lossless(tarval *tv, ir_mode *mode) +int tarval_ieee754_can_conv_lossless(ir_tarval *tv, ir_mode *mode) { const ieee_descriptor_t *desc = get_descriptor(mode); - return fc_can_lossless_conv_to(tv->value, desc); + return fc_can_lossless_conv_to((const fp_value*) tv->value, desc); } /* Set the immediate precision for IEEE-754 results. */ @@ -1843,34 +1847,37 @@ unsigned tarval_ieee754_get_mantissa_size(const ir_mode *mode) } /* check if its the a floating point NaN */ -int tarval_is_NaN(tarval *tv) +int tarval_is_NaN(ir_tarval *tv) { if (! mode_is_float(tv->mode)) return 0; - return fc_is_nan(tv->value); + return fc_is_nan((const fp_value*) tv->value); } /* check if its the a floating point +inf */ -int tarval_is_plus_inf(tarval *tv) +int tarval_is_plus_inf(ir_tarval *tv) { if (! mode_is_float(tv->mode)) return 0; - return fc_is_inf(tv->value) && !fc_is_negative(tv->value); + return fc_is_inf((const fp_value*) tv->value) + && !fc_is_negative((const fp_value*) tv->value); } /* check if its the a floating point -inf */ -int tarval_is_minus_inf(tarval *tv) +int tarval_is_minus_inf(ir_tarval *tv) { if (! mode_is_float(tv->mode)) return 0; - return fc_is_inf(tv->value) && fc_is_negative(tv->value); + return fc_is_inf((const fp_value*) tv->value) + && fc_is_negative((const fp_value*) tv->value); } /* check if the tarval represents a finite value */ -int tarval_is_finite(tarval *tv) +int tarval_is_finite(ir_tarval *tv) { if (mode_is_float(tv->mode)) - return !fc_is_nan(tv->value) && !fc_is_inf(tv->value); + return !fc_is_nan((const fp_value*) tv->value) + && !fc_is_inf((const fp_value*) tv->value); return 1; } @@ -1984,7 +1991,3 @@ int (is_tarval)(const void *thing) { return _is_tarval(thing); } - -/**************************************************************************** - * end of tv.c - ****************************************************************************/