X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firmode.c;h=d1591e3e5f83cbfef735e8b43f0ae6f6220c0183;hb=8399216d8aebc713bbda04b6e3e250a1d52b20bf;hp=f1c37aa02d37f3e12841ad4bcd0b5f311a537cf2;hpb=325f37244b1cc135b5e3a5977cad7835636d9ae5;p=libfirm diff --git a/ir/ir/irmode.c b/ir/ir/irmode.c index f1c37aa02..d1591e3e5 100644 --- a/ir/ir/irmode.c +++ b/ir/ir/irmode.c @@ -9,16 +9,18 @@ * Copyright: (c) 1998-2003 Universität Karlsruhe * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE. */ - - #ifdef HAVE_CONFIG_H -# include +# include "config.h" #endif +#ifdef HAVE_STDLIB_H # include -# include +#endif +#ifdef HAVE_STRING_H # include -# include +#endif + +# include # include "irmode_t.h" # include "ident.h" @@ -59,7 +61,6 @@ INLINE static int modes_are_equal(const ir_mode *m, const ir_mode *n) if (m->sort == n->sort && m->arithmetic == n->arithmetic && m->size == n->size && - m->align == n->align && m->sign == n->sign && m->modulo_shift == n->modulo_shift && m->vector_elem == n->vector_elem) @@ -261,7 +262,7 @@ static ir_mode *register_mode(const ir_mode* new_mode) /* * Creates a new mode. */ -ir_mode *new_ir_mode(const char *name, mode_sort sort, int bit_size, int bit_align, int sign, +ir_mode *new_ir_mode(const char *name, mode_sort sort, int bit_size, int sign, mode_arithmetic arithmetic, unsigned int modulo_shift ) { ir_mode mode_tmpl; @@ -270,7 +271,6 @@ ir_mode *new_ir_mode(const char *name, mode_sort sort, int bit_size, int bit_ali mode_tmpl.name = new_id_from_str(name); mode_tmpl.sort = sort; mode_tmpl.size = bit_size; - mode_tmpl.align = bit_align; mode_tmpl.sign = sign ? 1 : 0; mode_tmpl.modulo_shift = (mode_tmpl.sort == irms_int_number) ? modulo_shift : 0; mode_tmpl.vector_elem = 1; @@ -306,7 +306,7 @@ ir_mode *new_ir_mode(const char *name, mode_sort sort, int bit_size, int bit_ali /* * Creates a new vector mode. */ -ir_mode *new_ir_vector_mode(const char *name, mode_sort sort, int bit_size, unsigned num_of_elem, int bit_align, int sign, +ir_mode *new_ir_vector_mode(const char *name, mode_sort sort, int bit_size, unsigned num_of_elem, int sign, mode_arithmetic arithmetic, unsigned int modulo_shift ) { ir_mode mode_tmpl; @@ -315,7 +315,6 @@ ir_mode *new_ir_vector_mode(const char *name, mode_sort sort, int bit_size, unsi mode_tmpl.name = new_id_from_str(name); mode_tmpl.sort = sort; mode_tmpl.size = bit_size * num_of_elem; - mode_tmpl.align = bit_align; mode_tmpl.sign = sign ? 1 : 0; mode_tmpl.modulo_shift = (mode_tmpl.sort == irms_int_number) ? modulo_shift : 0; mode_tmpl.vector_elem = num_of_elem; @@ -399,20 +398,6 @@ int return __get_mode_size_bytes(mode); } -int -(get_mode_align_bits)(const ir_mode *mode) -{ - ANNOUNCE(); - return __get_mode_align_bits(mode); -} - -int -(get_mode_align_bytes)(const ir_mode *mode) -{ - ANNOUNCE(); - return __get_mode_align_bytes(mode); -} - int (get_mode_sign)(const ir_mode *mode) { @@ -693,7 +678,6 @@ init_mode (void) /* Internal Modes */ newmode.arithmetic = irma_none; newmode.size = 0; - newmode.align = 0; newmode.sign = 0; newmode.modulo_shift = 0; newmode.vector_elem = 0; @@ -765,7 +749,6 @@ init_mode (void) newmode.name = new_id_from_chars("F", 1); newmode.code = irm_F; newmode.sign = 1; - newmode.align = 32; newmode.size = 32; mode_F = register_mode(&newmode); @@ -774,7 +757,6 @@ init_mode (void) newmode.name = new_id_from_chars("D", 1); newmode.code = irm_D; newmode.sign = 1; - newmode.align = 64; newmode.size = 64; mode_D = register_mode(&newmode); @@ -783,7 +765,6 @@ init_mode (void) newmode.name = new_id_from_chars("E", 1); newmode.code = irm_E; newmode.sign = 1; - newmode.align = 128; newmode.size = 80; mode_E = register_mode(&newmode); @@ -796,7 +777,6 @@ init_mode (void) newmode.name = new_id_from_chars("Bs", 2); newmode.code = irm_Bs; newmode.sign = 1; - newmode.align = 8; newmode.size = 8; newmode.modulo_shift = 32; @@ -807,7 +787,6 @@ init_mode (void) newmode.code = irm_Bu; newmode.arithmetic = irma_twos_complement; newmode.sign = 0; - newmode.align = 8; newmode.size = 8; newmode.modulo_shift = 32; @@ -817,7 +796,6 @@ init_mode (void) newmode.name = new_id_from_chars("Hs", 2); newmode.code = irm_Hs; newmode.sign = 1; - newmode.align = 16; newmode.size = 16; newmode.modulo_shift = 32; @@ -827,7 +805,6 @@ init_mode (void) newmode.name = new_id_from_chars("Hu", 2); newmode.code = irm_Hu; newmode.sign = 0; - newmode.align = 16; newmode.size = 16; newmode.modulo_shift = 32; @@ -837,7 +814,6 @@ init_mode (void) newmode.name = new_id_from_chars("Is", 2); newmode.code = irm_Is; newmode.sign = 1; - newmode.align = 32; newmode.size = 32; newmode.modulo_shift = 32; @@ -847,7 +823,6 @@ init_mode (void) newmode.name = new_id_from_chars("Iu", 2); newmode.code = irm_Iu; newmode.sign = 0; - newmode.align = 32; newmode.size = 32; newmode.modulo_shift = 32; @@ -857,7 +832,6 @@ init_mode (void) newmode.name = new_id_from_chars("Ls", 2); newmode.code = irm_Ls; newmode.sign = 1; - newmode.align = 32; newmode.size = 64; newmode.modulo_shift = 64; @@ -867,7 +841,6 @@ init_mode (void) newmode.name = new_id_from_chars("Lu", 2); newmode.code = irm_Lu; newmode.sign = 0; - newmode.align = 32; newmode.size = 64; newmode.modulo_shift = 64; @@ -881,7 +854,6 @@ init_mode (void) newmode.name = new_id_from_chars("C", 1); newmode.code = irm_C; newmode.sign = 0; - newmode.align = 8; newmode.size = 8; newmode.modulo_shift = 32; @@ -891,7 +863,6 @@ init_mode (void) newmode.name = new_id_from_chars("U", 1); newmode.code = irm_U; newmode.sign = 0; - newmode.align = 16; newmode.size = 16; newmode.modulo_shift = 32; @@ -905,7 +876,6 @@ init_mode (void) newmode.name = new_id_from_chars("P", 1); newmode.code = irm_P; newmode.sign = 0; - newmode.align = 32; newmode.size = 32; newmode.modulo_shift = 0; @@ -915,17 +885,17 @@ init_mode (void) mode_P_mach = mode_P; } -ir_mode *find_unsigned_mode(const ir_mode *mode) -{ +/* find a signed mode for an unsigned integer mode */ +ir_mode *find_unsigned_mode(const ir_mode *mode) { ir_mode n = *mode; - assert(mode->sort == irms_int_number); + if (mode->sort != irms_int_number); n.sign = 0; return find_mode(&n); } -ir_mode *find_signed_mode(const ir_mode *mode) -{ +/* find an unsigned mode for a signed integer mode */ +ir_mode *find_signed_mode(const ir_mode *mode) { ir_mode n = *mode; assert(mode->sort == irms_int_number); @@ -933,6 +903,15 @@ ir_mode *find_signed_mode(const ir_mode *mode) return find_mode(&n); } +/* finds a integer mode with 2*n bits for an integer mode with n bits. */ +ir_mode *find_double_bits_int_mode(const ir_mode *mode) { + ir_mode n = *mode; + + assert(mode->sort == irms_int_number && mode->arithmetic == irma_twos_complement); + + n.size = 2*mode->size; + return find_mode(&n); +} void finish_mode(void) { obstack_free(&modes, 0);