From aa2289c2a3faf0f198e47943dcb29e0c16223be8 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Mon, 3 May 1999 07:29:11 +0000 Subject: Initial revision --- binutils/sysinfo.y | 415 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 415 insertions(+) create mode 100644 binutils/sysinfo.y (limited to 'binutils/sysinfo.y') diff --git a/binutils/sysinfo.y b/binutils/sysinfo.y new file mode 100644 index 0000000000..0aa87375dd --- /dev/null +++ b/binutils/sysinfo.y @@ -0,0 +1,415 @@ +%{ +#include +#include + +extern char *word; +extern char writecode; +extern int number; +extern int unit; +char nice_name[1000]; +char *it; +int sofar; +int width; +int code; +char * repeat; +char *oldrepeat; +char *name; +int rdepth; +char *loop [] = {"","n","m","/*BAD*/"}; +char *names[] = {" ","[n]","[n][m]"}; +char *pnames[]= {"","*","**"}; +%} + + +%union { + int i; + char *s; +} +%token COND +%token REPEAT +%token '(' ')' +%token TYPE +%token NAME +%token NUMBER UNIT +%type attr_size +%type attr_desc attr_id attr_type +%% + +top: { + switch (writecode) + { + case 'i': + printf("#ifdef SYSROFF_SWAP_IN\n"); + break; + case 'p': + printf("#ifdef SYSROFF_p\n"); + break; + case 'd': + break; + case 'g': + printf("#ifdef SYSROFF_SWAP_OUT\n"); + break; + case 'c': + printf("#ifdef SYSROFF_PRINT\n"); + printf("#include \n"); + printf("#include \n"); + break; + } + } +it_list { + switch (writecode) { + case 'i': + case 'p': + case 'g': + case 'c': + printf("#endif\n"); + break; + case 'd': + break; + } +} + + ; + + +it_list: it it_list + | + ; + +it: + '(' NAME NUMBER + { + it = $2; code = $3; + switch (writecode) + { + case 'd': + printf("\n\n\n#define IT_%s_CODE 0x%x\n", it,code); + printf("struct IT_%s { \n", it); + break; + case 'i': + printf("void sysroff_swap_%s_in(ptr)\n",$2); + printf("struct IT_%s *ptr;\n", it); + printf("{\n"); + printf("char raw[255];\n"); + printf("\tint idx = 0 ;\n"); + printf("\tint size;\n"); + printf("memset(raw,0,255);\n"); + printf("memset(ptr,0,sizeof(*ptr));\n"); + printf("size = fillup(raw);\n"); + break; + case 'g': + printf("void sysroff_swap_%s_out(file,ptr)\n",$2); + printf("FILE * file;\n"); + printf("struct IT_%s *ptr;\n", it); + printf("{\n"); + printf("\tchar raw[255];\n"); + printf("\tint idx = 16 ;\n"); + printf("\tmemset (raw, 0, 255);\n"); + printf("\tcode = IT_%s_CODE;\n", it); + break; + case 'o': + printf("void sysroff_swap_%s_out(abfd,ptr)\n",$2); + printf("bfd * abfd;\n"); + printf("struct IT_%s *ptr;\n",it); + printf("{\n"); + printf("int idx = 0 ;\n"); + break; + case 'c': + printf("void sysroff_print_%s_out(ptr)\n",$2); + printf("struct IT_%s *ptr;\n", it); + printf("{\n"); + printf("itheader(\"%s\", IT_%s_CODE);\n",$2,$2); + break; + + case 't': + break; + } + + } + it_field_list +')' +{ + switch (writecode) { + case 'd': + printf("};\n"); + break; + case 'g': + printf("\tchecksum(file,raw, idx, IT_%s_CODE);\n", it); + + case 'i': + + case 'o': + case 'c': + printf("}\n"); + } +} +; + + + +it_field_list: + it_field it_field_list + | cond_it_field it_field_list + | repeat_it_field it_field_list + | + ; + +repeat_it_field: '(' REPEAT NAME + { + rdepth++; + switch (writecode) + { + case 'c': + if (rdepth==1) + printf("\tprintf(\"repeat %%d\\n\", %s);\n",$3); + if (rdepth==2) + printf("\tprintf(\"repeat %%d\\n\", %s[n]);\n",$3); + case 'i': + case 'g': + case 'o': + + if (rdepth==1) + { + printf("\t{ int n; for (n = 0; n < %s; n++) {\n", $3); + } + if (rdepth == 2) { + printf("\t{ int m; for (m = 0; m < %s[n]; m++) {\n", $3); + } + + break; + } + + oldrepeat = repeat; + repeat = $3; + } + + it_field_list ')' + + { + repeat = oldrepeat; + oldrepeat =0; + rdepth--; + switch (writecode) + { + case 'i': + case 'g': + case 'o': + case 'c': + printf("\t}}\n"); + } + } + ; + + +cond_it_field: '(' COND NAME + { + switch (writecode) + { + case 'i': + case 'g': + case 'o': + case 'c': + printf("\tif (%s) {\n", $3); + break; + } + } + + it_field_list ')' + { + switch (writecode) + { + case 'i': + case 'g': + case 'o': + case 'c': + printf("\t}\n"); + } + } + ; + +it_field: + '(' attr_desc '(' attr_type attr_size ')' attr_id + {name = $7; } + enums ')' + { + char *desc = $2; + char *type = $4; + int size = $5; + char *id = $7; +char *p = names[rdepth]; +char *ptr = pnames[rdepth]; + switch (writecode) + { + case 'g': + if (size % 8) + { + + printf("\twriteBITS(ptr->%s%s,raw,&idx,%d);\n", + id, + names[rdepth], size); + + } + else { + printf("\twrite%s(ptr->%s%s,raw,&idx,%d,file);\n", + type, + id, + names[rdepth],size/8); + } + break; + case 'i': + { + + if (rdepth >= 1) + + { + printf("if (!ptr->%s) ptr->%s = (%s*)xcalloc(%s, sizeof(ptr->%s[0]));\n", + id, + id, + type, + repeat, + id); + } + + if (rdepth == 2) + { + printf("if (!ptr->%s[n]) ptr->%s[n] = (%s**)xcalloc(%s[n], sizeof(ptr->%s[n][0]));\n", + id, + id, + type, + repeat, + id); + } + + } + + if (size % 8) + { + printf("\tptr->%s%s = getBITS(raw,&idx, %d,size);\n", + id, + names[rdepth], + size); + } + else { + printf("\tptr->%s%s = get%s(raw,&idx, %d,size);\n", + id, + names[rdepth], + type, + size/8); + } + break; + case 'o': + printf("\tput%s(raw,%d,%d,&idx,ptr->%s%s);\n", type,size/8,size%8,id,names[rdepth]); + break; + case 'd': + if (repeat) + printf("\t/* repeat %s */\n", repeat); + + if (type[0] == 'I') { + printf("\tint %s%s; \t/* %s */\n",ptr,id, desc); + } + else if (type[0] =='C') { + printf("\tchar %s*%s;\t /* %s */\n",ptr,id, desc); + } + else { + printf("\tbarray %s%s;\t /* %s */\n",ptr,id, desc); + } + break; + case 'c': + printf("tabout();\n"); + printf("\tprintf(\"/*%-30s*/ ptr->%s = \");\n", desc, id); + + if (type[0] == 'I') + printf("\tprintf(\"%%d\\n\",ptr->%s%s);\n", id,p); + else if (type[0] == 'C') + printf("\tprintf(\"%%s\\n\",ptr->%s%s);\n", id,p); + + else if (type[0] == 'B') + { + printf("\tpbarray(&ptr->%s%s);\n", id,p); + } + else abort(); + break; + } + } + + ; + + +attr_type: + TYPE { $$ = $1; } + | { $$ = "INT";} + ; + +attr_desc: + '(' NAME ')' + { $$ = $2; } + ; + +attr_size: + NUMBER UNIT + { $$ = $1 * $2; } + ; + + +attr_id: + '(' NAME ')' { $$ = $2; } + | { $$ = "dummy";} + ; + +enums: + | '(' enum_list ')' ; + +enum_list: + | + enum_list '(' NAME NAME ')' { + switch (writecode) + { + case 'd': + printf("#define %s %s\n", $3,$4); + break; + case 'c': + printf("if (ptr->%s%s == %s) { tabout(); printf(\"%s\\n\");}\n", name, names[rdepth],$4,$3); + } + } + + ; + + + +%% +/* four modes + + -d write structure defintions for sysroff in host format + -i write functions to swap into sysroff format in + -o write functions to swap into sysroff format out + -c write code to print info in human form */ + +int yydebug; +char writecode; + +int +main(ac,av) +int ac; +char **av; +{ + yydebug=0; + if (ac > 1) + writecode = av[1][1]; +if (writecode == 'd') + { + printf("typedef struct { unsigned char *data; int len; } barray; \n"); + printf("typedef int INT;\n"); + printf("typedef char * CHARS;\n"); + + } + yyparse(); +return 0; +} + +int +yyerror(s) + char *s; +{ + fprintf(stderr, "%s\n" , s); + return 0; +} -- cgit v1.2.1