X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fia32%2Fia32_transform.h;h=78aff850e08b1148f7ebf88b20d99a0dccd5de1c;hb=60642edefc02275041c9129aec281e177597cc25;hp=ecf1ba3d8cde96e32510647490e43844502a8b6b;hpb=e787df99468d3875805a509c1f8128cd38673cd3;p=libfirm diff --git a/ir/be/ia32/ia32_transform.h b/ir/be/ia32/ia32_transform.h index ecf1ba3d8..78aff850e 100644 --- a/ir/be/ia32/ia32_transform.h +++ b/ir/be/ia32/ia32_transform.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved. + * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved. * * This file is part of libFirm. * @@ -21,28 +21,29 @@ * @file * @brief This file implements the IR transformation from firm into ia32-Firm. * @author Christian Wuerdig, Matthias Braun - * @version $Id$ */ #ifndef FIRM_BE_IA32_IA32_TRANSFORM_H #define FIRM_BE_IA32_IA32_TRANSFORM_H -#include "firm_config.h" #include "bearch_ia32_t.h" /** - * Transform firm nodes to x86 assembler nodes + * Transform firm nodes to x86 assembler nodes, ie + * do instruction selection. */ -void ia32_transform_graph(ia32_code_gen_t *cg); +void ia32_transform_graph(ir_graph *irg); -#ifndef NDEBUG /** - * Prints the old node name on cg obst and returns a pointer to it. + * Some constants needed for code generation. + * Generated on demand. */ -const char *ia32_get_old_node_name(ia32_code_gen_t *cg, ir_node *irn); -#endif /* NDEBUG */ - typedef enum { - ia32_SSIGN, ia32_DSIGN, ia32_SABS, ia32_DABS, ia32_known_const_max + ia32_SSIGN, /**< SSE2 single precision sign */ + ia32_DSIGN, /**< SSE2 double precision sign */ + ia32_SABS, /**< SSE2 single precision ABS mask */ + ia32_DABS, /**< SSE2 double precision ABS mask */ + ia32_ULLBIAS, /**< x87 ULL->float bias */ + ia32_known_const_max /**< last constant */ } ia32_known_const_t; /** @@ -50,4 +51,12 @@ typedef enum { */ ir_entity *ia32_gen_fp_known_const(ia32_known_const_t kct); -#endif /* FIRM_BE_IA32_IA32_TRANSFORM_H */ +/** + * Skip all Down-Conv's on a given node and return the resulting node. + */ +ir_node *ia32_skip_downconv(ir_node *node); + +/** Initialize the ia32 instruction selector. */ +void ia32_init_transform(void); + +#endif