1/* Generate from machine description: 2 - some macros CODE_FOR_... giving the insn_code_number value 3 for each of the defined standard insn names. 4 Copyright (C) 1987, 1991, 1995, 1998, 5 1999, 2000, 2001 Free Software Foundation, Inc. 6 7This file is part of GCC. 8 --- 14 unchanged lines hidden (view full) --- 23 24 25#include "hconfig.h" 26#include "system.h" 27#include "rtl.h" 28#include "errors.h" 29#include "gensupport.h" 30 |
31static void gen_insn PARAMS ((rtx, int)); |
32 33static void |
34gen_insn (insn, code) 35 rtx insn; |
36 int code; 37{ |
38 const char *name = XSTR (insn, 0); 39 int truth = maybe_eval_c_test (XSTR (insn, 2)); 40 |
41 /* Don't mention instructions whose names are the null string 42 or begin with '*'. They are in the machine description just 43 to be recognized. */ 44 if (name[0] != 0 && name[0] != '*') |
45 { 46 if (truth == 0) 47 printf ("#define CODE_FOR_%s CODE_FOR_nothing\n", name); 48 else 49 printf (" CODE_FOR_%s = %d,\n", name, code); 50 } |
51} 52 53extern int main PARAMS ((int, char **)); 54 55int 56main (argc, argv) 57 int argc; 58 char **argv; 59{ 60 rtx desc; 61 62 progname = "gencodes"; 63 |
64 /* We need to see all the possibilities. Elided insns may have 65 direct references to CODE_FOR_xxx in C code. */ 66 insn_elision = 0; 67 |
68 if (argc <= 1) 69 fatal ("no input file name"); 70 71 if (init_md_reader_args (argc, argv) != SUCCESS_EXIT_CODE) 72 return (FATAL_EXIT_CODE); 73 74 puts ("\ 75/* Generated automatically by the program `gencodes'\n\ --- 11 unchanged lines hidden (view full) --- 87 int line_no; 88 int insn_code_number; 89 90 desc = read_md_rtx (&line_no, &insn_code_number); 91 if (desc == NULL) 92 break; 93 94 if (GET_CODE (desc) == DEFINE_INSN || GET_CODE (desc) == DEFINE_EXPAND) |
95 gen_insn (desc, insn_code_number); |
96 } 97 |
98 puts (" CODE_FOR_nothing\n\ |
99};\n\ 100\n\ 101#endif /* GCC_INSN_CODES_H */"); 102 103 if (ferror (stdout) || fflush (stdout) || fclose (stdout)) 104 return FATAL_EXIT_CODE; 105 106 return SUCCESS_EXIT_CODE; 107} 108 109/* Define this so we can link with print-rtl.o to get debug_rtx function. */ 110 111const char * 112get_insn_name (code) 113 int code ATTRIBUTE_UNUSED; 114{ 115 return NULL; 116} |