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1.1 ! root 1: This is Info file gcc.info, produced by Makeinfo-1.55 from the input ! 2: file gcc.texi. ! 3: ! 4: This file documents the use and the internals of the GNU compiler. ! 5: ! 6: Published by the Free Software Foundation 675 Massachusetts Avenue ! 7: Cambridge, MA 02139 USA ! 8: ! 9: Copyright (C) 1988, 1989, 1992, 1993, 1994 Free Software Foundation, ! 10: Inc. ! 11: ! 12: Permission is granted to make and distribute verbatim copies of this ! 13: manual provided the copyright notice and this permission notice are ! 14: preserved on all copies. ! 15: ! 16: Permission is granted to copy and distribute modified versions of ! 17: this manual under the conditions for verbatim copying, provided also ! 18: that the sections entitled "GNU General Public License," "Funding for ! 19: Free Software," and "Protect Your Freedom--Fight `Look And Feel'" are ! 20: included exactly as in the original, and provided that the entire ! 21: resulting derived work is distributed under the terms of a permission ! 22: notice identical to this one. ! 23: ! 24: Permission is granted to copy and distribute translations of this ! 25: manual into another language, under the above conditions for modified ! 26: versions, except that the sections entitled "GNU General Public ! 27: License," "Funding for Free Software," and "Protect Your Freedom--Fight ! 28: `Look And Feel'", and this permission notice, may be included in ! 29: translations approved by the Free Software Foundation instead of in the ! 30: original English. ! 31: ! 32: ! 33: File: gcc.info, Node: Index, Prev: Config, Up: Top ! 34: ! 35: Index ! 36: ***** ! 37: ! 38: * Menu: ! 39: ! 40: * #pragma: Misc. ! 41: * $: Dollar Signs. ! 42: * ': Incompatibilities. ! 43: * (nil): RTL Objects. ! 44: * <?: Min and Max. ! 45: * >?: Min and Max. ! 46: * ?: side effect: Conditionals. ! 47: * #pragma implementation, implied: C++ Interface. ! 48: * #pragma, reason for not using: Function Attributes. ! 49: * # in template: Output Template. ! 50: * * in template: Output Statement. ! 51: * -lgcc, use with -nostdlib: Link Options. ! 52: * -nostdlib and unresolved references: Link Options. ! 53: * ?: extensions: Conditionals. ! 54: * ?: extensions: Lvalues. ! 55: * absM2 instruction pattern: Standard Names. ! 56: * abs and attributes: Expressions. ! 57: * ACCUMULATE_OUTGOING_ARGS and stack frames: Function Entry. ! 58: * addM3 instruction pattern: Standard Names. ! 59: * addr_diff_vec, length of: Insn Lengths. ! 60: * addr_vec, length of: Insn Lengths. ! 61: * aligned attribute: Variable Attributes. ! 62: * allocate_stack instruction pattern: Standard Names. ! 63: * alloca and SunOs: Installation. ! 64: * alloca vs variable-length arrays: Variable Length. ! 65: * alloca, for SunOs: Sun Install. ! 66: * alloca, for Unos: Configurations. ! 67: * andM3 instruction pattern: Standard Names. ! 68: * and and attributes: Expressions. ! 69: * and, canonicalization of: Insn Canonicalizations. ! 70: * ARG_POINTER_REGNUM and virtual registers: Regs and Memory. ! 71: * ashiftrt and attributes: Expressions. ! 72: * ashift and attributes: Expressions. ! 73: * ashlM3 instruction pattern: Standard Names. ! 74: * ashrM3 instruction pattern: Standard Names. ! 75: * asm_operands, RTL sharing: Sharing. ! 76: * asm_operands, usage: Assembler. ! 77: * asm expressions: Extended Asm. ! 78: * bCOND instruction pattern: Standard Names. ! 79: * bcopy, implicit usage: Library Calls. ! 80: * BITS_BIG_ENDIAN, effect on sign_extract: Bit Fields. ! 81: * BLKmode, and function return values: Calls. ! 82: * bzero, implicit usage: Library Calls. ! 83: * call_insn and /u: Flags. ! 84: * call_pop instruction pattern: Standard Names. ! 85: * call_value_pop instruction pattern: Standard Names. ! 86: * call_value instruction pattern: Standard Names. ! 87: * call instruction pattern: Standard Names. ! 88: * call usage: Calls. ! 89: * casesi instruction pattern: Standard Names. ! 90: * cc0, RTL sharing: Sharing. ! 91: * cmpM instruction pattern: Standard Names. ! 92: * cmpstrM instruction pattern: Standard Names. ! 93: * code_label and /i: Flags. ! 94: * compare, canonicalization of: Insn Canonicalizations. ! 95: * cond and attributes: Expressions. ! 96: * const_double, RTL sharing: Sharing. ! 97: * const_int and attribute tests: Expressions. ! 98: * const_int and attributes: Expressions. ! 99: * const_int, RTL sharing: Sharing. ! 100: * const_string and attributes: Expressions. ! 101: * const applied to function: Function Attributes. ! 102: * const function attribute: Function Attributes. ! 103: * define_insn example: Example. ! 104: * divM3 instruction pattern: Standard Names. ! 105: * divmodM4 instruction pattern: Standard Names. ! 106: * div and attributes: Expressions. ! 107: * EDOM, implicit usage: Library Calls. ! 108: * ENCODE_SECTION_INFO and address validation: Addressing Modes. ! 109: * ENCODE_SECTION_INFO usage: Instruction Output. ! 110: * eq and attributes: Expressions. ! 111: * errno, implicit usage: Library Calls. ! 112: * extendMN instruction pattern: Standard Names. ! 113: * extv instruction pattern: Standard Names. ! 114: * extzv instruction pattern: Standard Names. ! 115: * ffsM2 instruction pattern: Standard Names. ! 116: * FIRST_PARM_OFFSET and virtual registers: Regs and Memory. ! 117: * fixMN2 instruction pattern: Standard Names. ! 118: * fixunsMN2 instruction pattern: Standard Names. ! 119: * fixuns_truncMN2 instruction pattern: Standard Names. ! 120: * fix_truncMN2 instruction pattern: Standard Names. ! 121: * floatMN2 instruction pattern: Standard Names. ! 122: * floatunsMN2 instruction pattern: Standard Names. ! 123: * float as function value type: Incompatibilities. ! 124: * format function attribute: Function Attributes. ! 125: * FRAME_GROWS_DOWNWARD and virtual registers: Regs and Memory. ! 126: * FRAME_POINTER_REGNUM and virtual registers: Regs and Memory. ! 127: * fscanf, and constant strings: Incompatibilities. ! 128: * ftruncM2 instruction pattern: Standard Names. ! 129: * FUNCTION_EPILOGUE and trampolines: Trampolines. ! 130: * FUNCTION_PROLOGUE and trampolines: Trampolines. ! 131: * g++ 1.XX: Invoking G++. ! 132: * g++ older version: Invoking G++. ! 133: * g++, separate compiler: Invoking G++. ! 134: * genflags, crash on Sun 4: Installation Problems. ! 135: * geu and attributes: Expressions. ! 136: * ge and attributes: Expressions. ! 137: * goto in C++: Destructors and Goto. ! 138: * gprof: Debugging Options. ! 139: * gtu and attributes: Expressions. ! 140: * gt and attributes: Expressions. ! 141: * HImode, in insn: Insns. ! 142: * if_then_else and attributes: Expressions. ! 143: * if_then_else usage: Side Effects. ! 144: * indirect_jump instruction pattern: Standard Names. ! 145: * inline automatic for C++ member fns: Inline. ! 146: * insn and /i: Flags. ! 147: * insn and /s: Flags. ! 148: * insn and /u: Flags. ! 149: * insv instruction pattern: Standard Names. ! 150: * integrated, in insn: Flags. ! 151: * integrated, in reg: Flags. ! 152: * in_struct, in code_label: Flags. ! 153: * in_struct, in insn: Flags. ! 154: * in_struct, in insn: Flags. ! 155: * in_struct, in label_ref: Flags. ! 156: * in_struct, in mem: Flags. ! 157: * in_struct, in reg: Flags. ! 158: * in_struct, in subreg: Flags. ! 159: * iorM3 instruction pattern: Standard Names. ! 160: * ior and attributes: Expressions. ! 161: * ior, canonicalization of: Insn Canonicalizations. ! 162: * label_ref and /s: Flags. ! 163: * label_ref, RTL sharing: Sharing. ! 164: * leu and attributes: Expressions. ! 165: * le and attributes: Expressions. ! 166: * load_multiple instruction pattern: Standard Names. ! 167: * long long data types: Long Long. ! 168: * longjmp and automatic variables: Interface. ! 169: * longjmp and automatic variables: C Dialect Options. ! 170: * longjmp incompatibilities: Incompatibilities. ! 171: * longjmp warnings: Warning Options. ! 172: * lshiftrt and attributes: Expressions. ! 173: * lshrM3 instruction pattern: Standard Names. ! 174: * lt and attributes: Expressions. ! 175: * main and the exit status: VMS Misc. ! 176: * match_dup and attributes: Insn Lengths. ! 177: * match_operand and attributes: Expressions. ! 178: * maxM3 instruction pattern: Standard Names. ! 179: * memcpy, implicit usage: Library Calls. ! 180: * memset, implicit usage: Library Calls. ! 181: * mem and /s: Flags. ! 182: * mem and /u: Flags. ! 183: * mem and /v: Flags. ! 184: * mem, RTL sharing: Sharing. ! 185: * minM3 instruction pattern: Standard Names. ! 186: * minus and attributes: Expressions. ! 187: * minus, canonicalization of: Insn Canonicalizations. ! 188: * mktemp, and constant strings: Incompatibilities. ! 189: * modM3 instruction pattern: Standard Names. ! 190: * mode attribute: Variable Attributes. ! 191: * mod and attributes: Expressions. ! 192: * movM instruction pattern: Standard Names. ! 193: * movstrM instruction pattern: Standard Names. ! 194: * movstrictM instruction pattern: Standard Names. ! 195: * mulM3 instruction pattern: Standard Names. ! 196: * mulhisi3 instruction pattern: Standard Names. ! 197: * mulqihi3 instruction pattern: Standard Names. ! 198: * mulsidi3 instruction pattern: Standard Names. ! 199: * mult and attributes: Expressions. ! 200: * mult, canonicalization of: Insn Canonicalizations. ! 201: * MUST_PASS_IN_STACK, and FUNCTION_ARG: Register Arguments. ! 202: * negM2 instruction pattern: Standard Names. ! 203: * neg and attributes: Expressions. ! 204: * neg, canonicalization of: Insn Canonicalizations. ! 205: * ne and attributes: Expressions. ! 206: * nop instruction pattern: Standard Names. ! 207: * noreturn function attribute: Function Attributes. ! 208: * not and attributes: Expressions. ! 209: * not, canonicalization of: Insn Canonicalizations. ! 210: * one_cmplM2 instruction pattern: Standard Names. ! 211: * packed attribute: Variable Attributes. ! 212: * pc and attributes: Insn Lengths. ! 213: * pc, RTL sharing: Sharing. ! 214: * plus and attributes: Expressions. ! 215: * plus, canonicalization of: Insn Canonicalizations. ! 216: * prof: Debugging Options. ! 217: * PUSH_ROUNDING, interaction with STACK_BOUNDARY: Storage Layout. ! 218: * QImode, in insn: Insns. ! 219: * qsort, and global register variables: Global Reg Vars. ! 220: * REG_PARM_STACK_SPACE, and FUNCTION_ARG: Register Arguments. ! 221: * reg and /i: Flags. ! 222: * reg and /s: Flags. ! 223: * reg and /u: Flags. ! 224: * reg and /v: Flags. ! 225: * reg, RTL sharing: Sharing. ! 226: * reload_in instruction pattern: Standard Names. ! 227: * reload_out instruction pattern: Standard Names. ! 228: * restore_stack_block instruction pattern: Standard Names. ! 229: * restore_stack_function instruction pattern: Standard Names. ! 230: * restore_stack_nonlocal instruction pattern: Standard Names. ! 231: * return instruction pattern: Standard Names. ! 232: * return, in C++ function header: Naming Results. ! 233: * rotlM3 instruction pattern: Standard Names. ! 234: * rotrM3 instruction pattern: Standard Names. ! 235: * sCOND instruction pattern: Standard Names. ! 236: * save_stack_block instruction pattern: Standard Names. ! 237: * save_stack_function instruction pattern: Standard Names. ! 238: * save_stack_nonlocal instruction pattern: Standard Names. ! 239: * scanf, and constant strings: Incompatibilities. ! 240: * scratch, RTL sharing: Sharing. ! 241: * section function attribute: Function Attributes. ! 242: * section variable attribute: Variable Attributes. ! 243: * setjmp incompatibilities: Incompatibilities. ! 244: * signature in C++, advantages: C++ Signatures. ! 245: * sign_extract, canonicalization of: Insn Canonicalizations. ! 246: * sqrtM2 instruction pattern: Standard Names. ! 247: * sscanf, and constant strings: Incompatibilities. ! 248: * STACK_DYNAMIC_OFFSET and virtual registers: Regs and Memory. ! 249: * STACK_POINTER_OFFSET and virtual registers: Regs and Memory. ! 250: * STACK_POINTER_REGNUM and virtual registers: Regs and Memory. ! 251: * STARTING_FRAME_OFFSET and virtual registers: Regs and Memory. ! 252: * strlenM instruction pattern: Standard Names. ! 253: * subM3 instruction pattern: Standard Names. ! 254: * subreg and /s: Flags. ! 255: * subreg and /u: Flags. ! 256: * subreg, in strict_low_part: RTL Declarations. ! 257: * subreg, special reload handling: Regs and Memory. ! 258: * SYMBOL_REF_FLAG, in ENCODE_SECTION_INFO: Sections. ! 259: * symbol_ref and /u: Flags. ! 260: * symbol_ref and /v: Flags. ! 261: * symbol_ref, RTL sharing: Sharing. ! 262: * tablejump instruction pattern: Standard Names. ! 263: * tcov: Debugging Options. ! 264: * truncMN instruction pattern: Standard Names. ! 265: * tstM instruction pattern: Standard Names. ! 266: * udivM3 instruction pattern: Standard Names. ! 267: * udivmodM4 instruction pattern: Standard Names. ! 268: * umaxM3 instruction pattern: Standard Names. ! 269: * uminM3 instruction pattern: Standard Names. ! 270: * umodM3 instruction pattern: Standard Names. ! 271: * umulhisi3 instruction pattern: Standard Names. ! 272: * umulqihi3 instruction pattern: Standard Names. ! 273: * umulsidi3 instruction pattern: Standard Names. ! 274: * unchanging, in call_insn: Flags. ! 275: * unchanging, in insn: Flags. ! 276: * unchanging, in reg and mem: Flags. ! 277: * unchanging, in subreg: Flags. ! 278: * unchanging, in symbol_ref: Flags. ! 279: * untyped_call instruction pattern: Standard Names. ! 280: * untyped_return instruction pattern: Standard Names. ! 281: * used, in symbol_ref: Flags. ! 282: * volatile applied to function: Function Attributes. ! 283: * volatil, in insn: Flags. ! 284: * volatil, in mem: Flags. ! 285: * volatil, in reg: Flags. ! 286: * volatil, in symbol_ref: Flags. ! 287: * WORDS_BIG_ENDIAN, effect on subreg: Regs and Memory. ! 288: * xorM3 instruction pattern: Standard Names. ! 289: * xor, canonicalization of: Insn Canonicalizations. ! 290: * zero_extendMN instruction pattern: Standard Names. ! 291: * zero_extract, canonicalization of: Insn Canonicalizations. ! 292: * libgcc.a: Library Calls. ! 293: * stdarg.h and register arguments: Register Arguments. ! 294: * stdarg.h and RT PC: RT Options. ! 295: * tm.h macros: Target Macros. ! 296: * varargs.h and RT PC: RT Options. ! 297: * VAXCRTL: VMS Misc. ! 298: * xm-MACHINE.h: Config. ! 299: * ! in constraint: Multi-Alternative. ! 300: * # in constraint: Modifiers. ! 301: * % in constraint: Modifiers. ! 302: * % in template: Output Template. ! 303: * & in constraint: Modifiers. ! 304: * * in constraint: Modifiers. ! 305: * + in constraint: Modifiers. ! 306: * /i in RTL dump: Flags. ! 307: * /s in RTL dump: Flags. ! 308: * /s in RTL dump: Flags. ! 309: * /u in RTL dump: Flags. ! 310: * /v in RTL dump: Flags. ! 311: * 0 in constraint: Simple Constraints. ! 312: * < in constraint: Simple Constraints. ! 313: * = in constraint: Modifiers. ! 314: * > in constraint: Simple Constraints. ! 315: * ? in constraint: Multi-Alternative. ! 316: * d in constraint: Simple Constraints. ! 317: * E in constraint: Simple Constraints. ! 318: * F in constraint: Simple Constraints. ! 319: * G in constraint: Simple Constraints. ! 320: * g in constraint: Simple Constraints. ! 321: * H in constraint: Simple Constraints. ! 322: * I in constraint: Simple Constraints. ! 323: * i in constraint: Simple Constraints. ! 324: * m in constraint: Simple Constraints. ! 325: * n in constraint: Simple Constraints. ! 326: * o in constraint: Simple Constraints. ! 327: * p in constraint: Simple Constraints. ! 328: * Q, in constraint: Simple Constraints. ! 329: * r in constraint: Simple Constraints. ! 330: * store_multiple instruction pattern: Standard Names. ! 331: * s in constraint: Simple Constraints. ! 332: * V in constraint: Simple Constraints. ! 333: * X in constraint: Simple Constraints. ! 334: * _ in variables in macros: Naming Types. ! 335: * abort: C Dialect Options. ! 336: * abort: Portability. ! 337: * abs: C Dialect Options. ! 338: * abs: Arithmetic. ! 339: * absolute value: Arithmetic. ! 340: * access to operands: Accessors. ! 341: * accessors: Accessors. ! 342: * ACCUMULATE_OUTGOING_ARGS: Stack Arguments. ! 343: * ADDITIONAL_REGISTER_NAMES: Instruction Output. ! 344: * address: RTL Template. ! 345: * address constraints: Simple Constraints. ! 346: * address of a label: Labels as Values. ! 347: * addressing modes: Addressing Modes. ! 348: * ADDRESS_COST: Costs. ! 349: * address_operand: Simple Constraints. ! 350: * addr_diff_vec: Side Effects. ! 351: * addr_vec: Side Effects. ! 352: * ADJUST_COST: Costs. ! 353: * ADJUST_INSN_LENGTH: Insn Lengths. ! 354: * aggregates as return values: Aggregate Return. ! 355: * alignment: Alignment. ! 356: * Alliant: Interoperation. ! 357: * alloca: C Dialect Options. ! 358: * ALLOCATE_TRAMPOLINE: Trampolines. ! 359: * ALL_REGS: Register Classes. ! 360: * alternate keywords: Alternate Keywords. ! 361: * AMD29K options: AMD29K Options. ! 362: * analysis, data flow: Passes. ! 363: * and: Arithmetic. ! 364: * ANSI support: C Dialect Options. ! 365: * apostrophes: Incompatibilities. ! 366: * APPLY_RESULT_SIZE: Scalar Return. ! 367: * ARGS_GROW_DOWNWARD: Frame Layout. ! 368: * argument passing: Interface. ! 369: * arguments in frame (88k): M88K Options. ! 370: * arguments in registers: Register Arguments. ! 371: * arguments on stack: Stack Arguments. ! 372: * ARG_POINTER_REGNUM: Frame Registers. ! 373: * arg_pointer_rtx: Frame Registers. ! 374: * arithmetic libraries: Interface. ! 375: * arithmetic shift: Arithmetic. ! 376: * arithmetic simplifications: Passes. ! 377: * arithmetic, in RTL: Arithmetic. ! 378: * ARM options: ARM Options. ! 379: * arrays of length zero: Zero Length. ! 380: * arrays of variable length: Variable Length. ! 381: * arrays, non-lvalue: Subscripting. ! 382: * ashift: Arithmetic. ! 383: * ashiftrt: Arithmetic. ! 384: * ASM_APP_OFF: File Framework. ! 385: * ASM_APP_ON: File Framework. ! 386: * ASM_BYTE_OP: Data Output. ! 387: * ASM_CLOSE_PAREN: Data Output. ! 388: * ASM_COMMENT_START: File Framework. ! 389: * ASM_DECLARE_FUNCTION_NAME: Label Output. ! 390: * ASM_DECLARE_FUNCTION_SIZE: Label Output. ! 391: * ASM_DECLARE_OBJECT_NAME: Label Output. ! 392: * ASM_FILE_END: File Framework. ! 393: * ASM_FILE_START: File Framework. ! 394: * ASM_FINAL_SPEC: Driver. ! 395: * ASM_FINISH_DECLARE_OBJECT: Label Output. ! 396: * ASM_FORMAT_PRIVATE_NAME: Label Output. ! 397: * asm_fprintf: Instruction Output. ! 398: * ASM_GENERATE_INTERNAL_LABEL: Label Output. ! 399: * ASM_GLOBALIZE_LABEL: Label Output. ! 400: * ASM_IDENTIFY_GCC: File Framework. ! 401: * asm_input: Side Effects. ! 402: * asm_noperands: Insns. ! 403: * ASM_NO_SKIP_IN_TEXT: Alignment Output. ! 404: * ASM_OPEN_PAREN: Data Output. ! 405: * ASM_OUTPUT_ADDR_DIFF_ELT: Dispatch Tables. ! 406: * ASM_OUTPUT_ADDR_VEC_ELT: Dispatch Tables. ! 407: * ASM_OUTPUT_ALIGN: Alignment Output. ! 408: * ASM_OUTPUT_ALIGNED_COMMON: Uninitialized Data. ! 409: * ASM_OUTPUT_ALIGNED_LOCAL: Uninitialized Data. ! 410: * ASM_OUTPUT_ALIGN_CODE: Alignment Output. ! 411: * ASM_OUTPUT_ASCII: Data Output. ! 412: * ASM_OUTPUT_BYTE: Data Output. ! 413: * ASM_OUTPUT_CASE_END: Dispatch Tables. ! 414: * ASM_OUTPUT_CASE_LABEL: Dispatch Tables. ! 415: * ASM_OUTPUT_CHAR: Data Output. ! 416: * ASM_OUTPUT_COMMON: Uninitialized Data. ! 417: * ASM_OUTPUT_CONSTRUCTOR: Macros for Initialization. ! 418: * ASM_OUTPUT_DEF: Label Output. ! 419: * ASM_OUTPUT_DESTRUCTOR: Macros for Initialization. ! 420: * ASM_OUTPUT_DOUBLE: Data Output. ! 421: * ASM_OUTPUT_DOUBLE_INT: Data Output. ! 422: * ASM_OUTPUT_EXTERNAL: Label Output. ! 423: * ASM_OUTPUT_EXTERNAL_LIBCALL: Label Output. ! 424: * ASM_OUTPUT_FLOAT: Data Output. ! 425: * ASM_OUTPUT_IDENT: File Framework. ! 426: * ASM_OUTPUT_INT: Data Output. ! 427: * ASM_OUTPUT_INTERNAL_LABEL: Label Output. ! 428: * ASM_OUTPUT_LABEL: Label Output. ! 429: * ASM_OUTPUT_LABELREF: Label Output. ! 430: * ASM_OUTPUT_LOCAL: Uninitialized Data. ! 431: * ASM_OUTPUT_LONG_DOUBLE: Data Output. ! 432: * ASM_OUTPUT_LOOP_ALIGN: Alignment Output. ! 433: * ASM_OUTPUT_OPCODE: Instruction Output. ! 434: * ASM_OUTPUT_POOL_PROLOGUE: Data Output. ! 435: * ASM_OUTPUT_QUADRUPLE_INT: Data Output. ! 436: * ASM_OUTPUT_REG_POP: Instruction Output. ! 437: * ASM_OUTPUT_REG_PUSH: Instruction Output. ! 438: * ASM_OUTPUT_SECTION_NAME: File Framework. ! 439: * ASM_OUTPUT_SHARED_COMMON: Uninitialized Data. ! 440: * ASM_OUTPUT_SHARED_LOCAL: Uninitialized Data. ! 441: * ASM_OUTPUT_SHORT: Data Output. ! 442: * ASM_OUTPUT_SKIP: Alignment Output. ! 443: * ASM_OUTPUT_SOURCE_FILENAME: File Framework. ! 444: * ASM_OUTPUT_SOURCE_LINE: File Framework. ! 445: * ASM_OUTPUT_SPECIAL_POOL_ENTRY: Data Output. ! 446: * ASM_SPEC: Driver. ! 447: * ASM_STABD_OP: DBX Options. ! 448: * ASM_STABN_OP: DBX Options. ! 449: * ASM_STABS_OP: DBX Options. ! 450: * assembler format: File Framework. ! 451: * assembler instructions: Extended Asm. ! 452: * assembler instructions in RTL: Assembler. ! 453: * assembler names for identifiers: Asm Labels. ! 454: * assembler syntax, 88k: M88K Options. ! 455: * ASSEMBLER_DIALECT: Instruction Output. ! 456: * assemble_name: Label Output. ! 457: * assembly code, invalid: Bug Criteria. ! 458: * assigning attribute values to insns: Tagging Insns. ! 459: * asterisk in template: Output Statement. ! 460: * atof: Cross-compilation. ! 461: * attr: Tagging Insns. ! 462: * attribute expressions: Expressions. ! 463: * attribute of variables: Variable Attributes. ! 464: * attribute specifications: Attr Example. ! 465: * attribute specifications example: Attr Example. ! 466: * attributes, defining: Defining Attributes. ! 467: * attr_flag: Expressions. ! 468: * autoincrement addressing, availability: Portability. ! 469: * autoincrement/decrement addressing: Simple Constraints. ! 470: * autoincrement/decrement analysis: Passes. ! 471: * automatic inline for C++ member fns: Inline. ! 472: * backslash: Output Template. ! 473: * backtrace for bug reports: Bug Reporting. ! 474: * barrier: Insns. ! 475: * BASE_REG_CLASS: Register Classes. ! 476: * basic blocks: Passes. ! 477: * bcmp: Config. ! 478: * BIGGEST_ALIGNMENT: Storage Layout. ! 479: * BIGGEST_FIELD_ALIGNMENT: Storage Layout. ! 480: * Bison parser generator: Installation. ! 481: * bit fields: Bit Fields. ! 482: * bit shift overflow (88k): M88K Options. ! 483: * BITFIELD_NBYTES_LIMITED: Storage Layout. ! 484: * BITS_BIG_ENDIAN: Storage Layout. ! 485: * BITS_PER_UNIT: Storage Layout. ! 486: * BITS_PER_WORD: Storage Layout. ! 487: * bitwise complement: Arithmetic. ! 488: * bitwise exclusive-or: Arithmetic. ! 489: * bitwise inclusive-or: Arithmetic. ! 490: * bitwise logical-and: Arithmetic. ! 491: * BLKmode: Machine Modes. ! 492: * BLOCK_PROFILER: Profiling. ! 493: * BLOCK_PROFILER_CODE: Profiling. ! 494: * BRANCH_COST: Costs. ! 495: * break_out_memory_refs: Addressing Modes. ! 496: * bug criteria: Bug Criteria. ! 497: * bug report mailing lists: Bug Lists. ! 498: * bugs: Bugs. ! 499: * bugs, known: Trouble. ! 500: * builtin functions: C Dialect Options. ! 501: * byte writes (29k): AMD29K Options. ! 502: * BYTES_BIG_ENDIAN: Storage Layout. ! 503: * byte_mode: Machine Modes. ! 504: * bzero: Config. ! 505: * C compilation options: Invoking GCC. ! 506: * C intermediate output, nonexistent: G++ and GCC. ! 507: * C language extensions: C Extensions. ! 508: * C language, traditional: C Dialect Options. ! 509: * C statements for assembler output: Output Statement. ! 510: * c++: Invoking G++. ! 511: * C++: G++ and GCC. ! 512: * C++ compilation options: Invoking GCC. ! 513: * C++ interface and implementation headers: C++ Interface. ! 514: * C++ language extensions: C++ Extensions. ! 515: * C++ member fns, automatically inline: Inline. ! 516: * C++ misunderstandings: C++ Misunderstandings. ! 517: * C++ named return value: Naming Results. ! 518: * C++ options, command line: C++ Dialect Options. ! 519: * C++ pragmas, effect on inlining: C++ Interface. ! 520: * C++ signatures: C++ Signatures. ! 521: * C++ source file suffixes: Invoking G++. ! 522: * C++ static data, declaring and defining: Static Definitions. ! 523: * C++ subtype polymorphism: C++ Signatures. ! 524: * C++ type abstraction: C++ Signatures. ! 525: * call: Side Effects. ! 526: * call-clobbered register: Register Basics. ! 527: * call-saved register: Register Basics. ! 528: * call-used register: Register Basics. ! 529: * CALLER_SAVE_PROFITABLE: Caller Saves. ! 530: * calling conventions: Stack and Calling. ! 531: * calling functions in RTL: Calls. ! 532: * call_insn: Insns. ! 533: * CALL_INSN_FUNCTION_USAGE: Insns. ! 534: * CALL_USED_REGISTERS: Register Basics. ! 535: * call_used_regs: Register Basics. ! 536: * canonicalization of instructions: Insn Canonicalizations. ! 537: * CANONICALIZE_COMPARISON: Condition Code. ! 538: * CAN_DEBUG_WITHOUT_FP: Run-time Target. ! 539: * CAN_ELIMINATE: Elimination. ! 540: * case labels in initializers: Labeled Elements. ! 541: * case ranges: Case Ranges. ! 542: * case sensitivity and VMS: VMS Misc. ! 543: * CASE_DROPS_THROUGH: Misc. ! 544: * CASE_VALUES_THRESHOLD: Misc. ! 545: * CASE_VECTOR_MODE: Misc. ! 546: * CASE_VECTOR_PC_RELATIVE: Misc. ! 547: * cast to a union: Cast to Union. ! 548: * casts as lvalues: Lvalues. ! 549: * cc0: Regs and Memory. ! 550: * cc0_rtx: Regs and Memory. ! 551: * CC1PLUS_SPEC: Driver. ! 552: * CC1_SPEC: Driver. ! 553: * CCmode: Machine Modes. ! 554: * cc_status: Condition Code. ! 555: * CC_STATUS_MDEP: Condition Code. ! 556: * CC_STATUS_MDEP_INIT: Condition Code. ! 557: * CDImode: Machine Modes. ! 558: * change_address: Standard Names. ! 559: * CHAR_TYPE_SIZE: Type Layout. ! 560: * CHECK_FLOAT_VALUE: Storage Layout. ! 561: * CHImode: Machine Modes. ! 562: * class definitions, register: Register Classes. ! 563: * class preference constraints: Class Preferences. ! 564: * classes of RTX codes: Accessors. ! 565: * CLASS_LIKELY_SPILLED_P: Register Classes. ! 566: * CLASS_MAX_NREGS: Register Classes. ! 567: * CLEAR_INSN_CACHE: Trampolines. ! 568: * clobber: Side Effects. ! 569: * code generation conventions: Code Gen Options. ! 570: * code generation RTL sequences: Expander Definitions. ! 571: * code motion: Passes. ! 572: * codes, RTL expression: RTL Objects. ! 573: * code_label: Insns. ! 574: * CODE_LABEL_NUMBER: Insns. ! 575: * COImode: Machine Modes. ! 576: * combiner pass: Regs and Memory. ! 577: * command options: Invoking GCC. ! 578: * common subexpression elimination: Passes. ! 579: * compare: Arithmetic. ! 580: * compilation in a separate directory: Other Dir. ! 581: * compiler bugs, reporting: Bug Reporting. ! 582: * compiler compared to C++ preprocessor: G++ and GCC. ! 583: * compiler options, C++: C++ Dialect Options. ! 584: * compiler passes and files: Passes. ! 585: * compiler version, specifying: Target Options. ! 586: * COMPILER_PATH: Environment Variables. ! 587: * complement, bitwise: Arithmetic. ! 588: * complex numbers: Complex. ! 589: * compound expressions as lvalues: Lvalues. ! 590: * computed gotos: Labels as Values. ! 591: * computing the length of an insn: Insn Lengths. ! 592: * COMP_TYPE_ATTRIBUTES: Misc. ! 593: * cond: Comparisons. ! 594: * condition code register: Regs and Memory. ! 595: * condition code status: Condition Code. ! 596: * condition codes: Comparisons. ! 597: * conditional expressions as lvalues: Lvalues. ! 598: * conditional expressions, extensions: Conditionals. ! 599: * CONDITIONAL_REGISTER_USAGE: Register Basics. ! 600: * conditions, in patterns: Patterns. ! 601: * configuration file: Config. ! 602: * configurations supported by GNU CC: Configurations. ! 603: * conflicting types: Disappointments. ! 604: * CONST0_RTX: Constants. ! 605: * const0_rtx: Constants. ! 606: * const1_rtx: Constants. ! 607: * CONST1_RTX: Constants. ! 608: * CONST2_RTX: Constants. ! 609: * const2_rtx: Constants. ! 610: * constant attributes: Constant Attributes. ! 611: * constant folding: Passes. ! 612: * constant folding and floating point: Cross-compilation. ! 613: * constant propagation: Passes. ! 614: * constants in constraints: Simple Constraints. ! 615: * CONSTANT_ADDRESS_P: Addressing Modes. ! 616: * CONSTANT_ALIGNMENT: Storage Layout. ! 617: * CONSTANT_P: Addressing Modes. ! 618: * CONSTANT_POOL_ADDRESS_P: Flags. ! 619: * constm1_rtx: Constants. ! 620: * constraint modifier characters: Modifiers. ! 621: * constraint, matching: Simple Constraints. ! 622: * constraints: Constraints. ! 623: * constraints, machine specific: Machine Constraints. ! 624: * constructing calls: Constructing Calls. ! 625: * constructor expressions: Constructors. ! 626: * constructors vs goto: Destructors and Goto. ! 627: * constructors, automatic calls: Collect2. ! 628: * constructors, output of: Initialization. ! 629: * CONST_CALL_P: Flags. ! 630: * CONST_COSTS: Costs. ! 631: * const_double: Constants. ! 632: * CONST_DOUBLE_CHAIN: Constants. ! 633: * CONST_DOUBLE_LOW: Constants. ! 634: * CONST_DOUBLE_MEM: Constants. ! 635: * CONST_DOUBLE_OK_FOR_LETTER_P: Register Classes. ! 636: * const_int: Constants. ! 637: * CONST_OK_FOR_LETTER_P: Register Classes. ! 638: * const_string: Constants. ! 639: * const_true_rtx: Constants. ! 640: * contributors: Contributors. ! 641: * controlling register usage: Register Basics. ! 642: * controlling the compilation driver: Driver. ! 643: * conventions, run-time: Interface. ! 644: * conversions: Conversions. ! 645: * Convex options: Convex Options. ! 646: * copy_rtx_if_shared: Sharing. ! 647: * core dump: Bug Criteria. ! 648: * cos: C Dialect Options. ! 649: * costs of instructions: Costs. ! 650: * COSTS_N_INSNS: Costs. ! 651: * CPLUS_INCLUDE_PATH: Environment Variables. ! 652: * CPP_PREDEFINES: Run-time Target. ! 653: * CPP_SPEC: Driver. ! 654: * CQImode: Machine Modes. ! 655: * cross compilation and floating point: Cross-compilation. ! 656: * cross compiling: Target Options. ! 657: * cross-compiler, installation: Cross-Compiler. ! 658: * cross-jumping: Passes. ! 659: * CSImode: Machine Modes. ! 660: * CTImode: Machine Modes. ! 661: * CUMULATIVE_ARGS: Register Arguments. ! 662: * current_function_epilogue_delay_list: Function Entry. ! 663: * current_function_outgoing_args_size: Stack Arguments. ! 664: * current_function_pops_args: Function Entry. ! 665: * current_function_pretend_args_size: Function Entry. ! 666: * C_INCLUDE_PATH: Environment Variables. ! 667: * data flow analysis: Passes. ! 668: * DATA_ALIGNMENT: Storage Layout. ! 669: * data_section: Sections. ! 670: * DATA_SECTION_ASM_OP: Sections. ! 671: * DBR_OUTPUT_SEQEND: Instruction Output. ! 672: * dbr_sequence_length: Instruction Output. ! 673: * DBX: Interoperation. ! 674: * DBX_BLOCKS_FUNCTION_RELATIVE: DBX Options. ! 675: * DBX_CONTIN_CHAR: DBX Options. ! 676: * DBX_CONTIN_LENGTH: DBX Options. ! 677: * DBX_DEBUGGING_INFO: DBX Options. ! 678: * DBX_FUNCTION_FIRST: DBX Options. ! 679: * DBX_LBRAC_FIRST: DBX Options. ! 680: * DBX_MEMPARM_STABS_LETTER: DBX Options. ! 681: * DBX_NO_XREFS: DBX Options. ! 682: * DBX_OUTPUT_ENUM: DBX Hooks. ! 683: * DBX_OUTPUT_FUNCTION_END: DBX Hooks. ! 684: * DBX_OUTPUT_LBRAC: DBX Hooks. ! 685: * DBX_OUTPUT_MAIN_SOURCE_DIRECTORY: File Names and DBX. ! 686: * DBX_OUTPUT_MAIN_SOURCE_FILENAME: File Names and DBX. ! 687: * DBX_OUTPUT_MAIN_SOURCE_FILE_END: File Names and DBX. ! 688: * DBX_OUTPUT_RBRAC: DBX Hooks. ! 689: * DBX_OUTPUT_SOURCE_FILENAME: File Names and DBX. ! 690: * DBX_OUTPUT_STANDARD_TYPES: DBX Hooks. ! 691: * DBX_REGISTER_NUMBER: All Debuggers. ! 692: * DBX_REGPARM_STABS_CODE: DBX Options. ! 693: * DBX_REGPARM_STABS_LETTER: DBX Options. ! 694: * DBX_STATIC_CONST_VAR_CODE: DBX Options. ! 695: * DBX_STATIC_STAB_DATA_SECTION: DBX Options. ! 696: * DBX_TYPE_DECL_STABS_CODE: DBX Options. ! 697: * DBX_WORKING_DIRECTORY: File Names and DBX. ! 698: * DCmode: Machine Modes. ! 699: * De Morgan's law: Insn Canonicalizations. ! 700: * dead code: Passes. ! 701: * dead_or_set_p: Peephole Definitions. ! 702: * deallocating variable length arrays: Variable Length. ! 703: * death notes: Obsolete Register Macros. ! 704: * DEBUGGER_ARG_OFFSET: All Debuggers. ! 705: * DEBUGGER_AUTO_OFFSET: All Debuggers. ! 706: * debugging information generation: Passes. ! 707: * debugging information options: Debugging Options. ! 708: * debugging, 88k OCS: M88K Options. ! 709: * debug_rtx: Bug Reporting. ! 710: * DEBUG_SYMS_TEXT: DBX Options. ! 711: * declaration scope: Incompatibilities. ! 712: * declarations inside expressions: Statement Exprs. ! 713: * declarations, RTL: RTL Declarations. ! 714: * declaring attributes of functions: Function Attributes. ! 715: * declaring static data in C++: Static Definitions. ! 716: * default implementation, signature member function: C++ Signatures. ! 717: * DEFAULT_CALLER_SAVES: Caller Saves. ! 718: * DEFAULT_GDB_EXTENSIONS: DBX Options. ! 719: * DEFAULT_MAIN_RETURN: Misc. ! 720: * DEFAULT_PCC_STRUCT_RETURN: Aggregate Return. ! 721: * DEFAULT_SHORT_ENUMS: Type Layout. ! 722: * DEFAULT_SIGNED_CHAR: Type Layout. ! 723: * define_asm_attributes: Tagging Insns. ! 724: * define_attr: Defining Attributes. ! 725: * define_delay: Delay Slots. ! 726: * define_expand: Expander Definitions. ! 727: * define_function_unit: Function Units. ! 728: * define_insn: Patterns. ! 729: * define_peephole: Expander Definitions. ! 730: * define_split: Insn Splitting. ! 731: * defining attributes and their values: Defining Attributes. ! 732: * defining jump instruction patterns: Jump Patterns. ! 733: * defining peephole optimizers: Peephole Definitions. ! 734: * defining RTL sequences for code generation: Expander Definitions. ! 735: * defining static data in C++: Static Definitions. ! 736: * delay slots, defining: Delay Slots. ! 737: * delayed branch scheduling: Passes. ! 738: * DELAY_SLOTS_FOR_EPILOGUE: Function Entry. ! 739: * dependencies for make as output: Environment Variables. ! 740: * dependencies, make: Preprocessor Options. ! 741: * DEPENDENCIES_OUTPUT: Environment Variables. ! 742: * Dependent Patterns: Dependent Patterns. ! 743: * destructors vs goto: Destructors and Goto. ! 744: * destructors, output of: Initialization. ! 745: * detecting -traditional: C Dialect Options. ! 746: * DFmode: Machine Modes. ! 747: * dialect options: C Dialect Options. ! 748: * digits in constraint: Simple Constraints. ! 749: * DImode: Machine Modes. ! 750: * directory options: Directory Options. ! 751: * DIR_SEPARATOR: Config. ! 752: * disabling certain registers: Register Basics. ! 753: * dispatch table: Dispatch Tables. ! 754: * div: Arithmetic. ! 755: * DIVDI3_LIBCALL: Library Calls. ! 756: * divide instruction, 88k: M88K Options. ! 757: * division: Arithmetic. ! 758: * division: Arithmetic. ! 759: * division: Arithmetic. ! 760: * DIVSI3_LIBCALL: Library Calls. ! 761: * dollar signs in identifier names: Dollar Signs. ! 762: * DOLLARS_IN_IDENTIFIERS: Misc. ! 763: * DONE: Expander Definitions. ! 764: * DONT_DECLARE_SYS_SIGLIST: Config. ! 765: * DONT_REDUCE_ADDR: Costs. ! 766: * double-word arithmetic: Long Long. ! 767: * DOUBLE_TYPE_SIZE: Type Layout. ! 768: * downward funargs: Nested Functions. ! 769: * driver: Driver. ! 770: * DW bit (29k): AMD29K Options. ! 771: * DWARF_DEBUGGING_INFO: SDB and DWARF. ! 772: * DYNAMIC_CHAIN_ADDRESS: Frame Layout. ! 773: * EASY_DIV_EXPR: Misc. ! 774: * ELIGIBLE_FOR_EPILOGUE_DELAY: Function Entry. ! 775: * ELIMINABLE_REGS: Elimination. ! 776: * empty constraints: No Constraints. ! 777: * EMPTY_FIELD_BOUNDARY: Storage Layout. ! 778: * ENCODE_SECTION_INFO: Sections. ! 779: * ENDFILE_SPEC: Driver. ! 780: * endianness: Portability. ! 781: * enum machine_mode: Machine Modes. ! 782: * enum reg_class: Register Classes. ! 783: * enumeration clash warnings: Warning Options. ! 784: * environment variables: Environment Variables. ! 785: * epilogue: Function Entry. ! 786: * eq: Comparisons. ! 787: * equal: Comparisons. ! 788: * eq_attr: Expressions. ! 789: * error messages: Warnings and Errors. ! 790: * escape sequences, traditional: C Dialect Options. ! 791: * exclamation point: Multi-Alternative. ! 792: * exclusive-or, bitwise: Arithmetic. ! 793: * EXECUTABLE_SUFFIX: Config. ! 794: * exit: C Dialect Options. ! 795: * exit status and VMS: VMS Misc. ! 796: * EXIT_BODY: Misc. ! 797: * EXIT_IGNORE_STACK: Function Entry. ! 798: * expander definitions: Expander Definitions. ! 799: * EXPAND_BUILTIN_SAVEREGS: Varargs. ! 800: * explicit register variables: Explicit Reg Vars. ! 801: * expression codes: RTL Objects. ! 802: * expressions containing statements: Statement Exprs. ! 803: * expressions, compound, as lvalues: Lvalues. ! 804: * expressions, conditional, as lvalues: Lvalues. ! 805: * expressions, constructor: Constructors. ! 806: * expr_list: Insns. ! 807: * extended asm: Extended Asm. ! 808: * extensible constraints: Simple Constraints. ! 809: * extensions, ?:: Lvalues. ! 810: * extensions, ?:: Conditionals. ! 811: * extensions, C language: C Extensions. ! 812: * extensions, C++ language: C++ Extensions. ! 813: * extern int target_flags: Run-time Target. ! 814: * external declaration scope: Incompatibilities. ! 815: * EXTRA_CC_MODES: Condition Code. ! 816: * EXTRA_CC_NAMES: Condition Code. ! 817: * EXTRA_CONSTRAINT: Register Classes. ! 818: * EXTRA_SECTIONS: Sections. ! 819: * EXTRA_SECTION_FUNCTIONS: Sections. ! 820: * fabs: C Dialect Options. ! 821: * FAIL: Expander Definitions. ! 822: * FAILURE_EXIT_CODE: Config. ! 823: * fatal signal: Bug Criteria. ! 824: * features, optional, in system conventions: Run-time Target. ! 825: * ffs: Arithmetic. ! 826: * ffs: C Dialect Options. ! 827: * file name suffix: Overall Options. ! 828: * file names: Link Options. ! 829: * files and passes of the compiler: Passes. ! 830: * final pass: Passes. ! 831: * FINALIZE_PIC: PIC. ! 832: * FINAL_PRESCAN_INSN: Instruction Output. ! 833: * FINAL_REG_PARM_STACK_SPACE: Stack Arguments. ! 834: * final_scan_insn: Function Entry. ! 835: * final_sequence: Instruction Output. ! 836: * FIRST_INSN_ADDRESS: Insn Lengths. ! 837: * FIRST_PARM_OFFSET: Frame Layout. ! 838: * FIRST_PSEUDO_REGISTER: Register Basics. ! 839: * FIRST_STACK_REG: Stack Registers. ! 840: * FIRST_VIRTUAL_REGISTER: Regs and Memory. ! 841: * fix: Conversions. ! 842: * fix: Conversions. ! 843: * fixed register: Register Basics. ! 844: * FIXED_REGISTERS: Register Basics. ! 845: * fixed_regs: Register Basics. ! 846: * FIXUNS_TRUNC_LIKE_FIX_TRUNC: Misc. ! 847: * flags in RTL expression: Flags. ! 848: * float: Conversions. ! 849: * FLOATIFY: Library Calls. ! 850: * floating point and cross compilation: Cross-compilation. ! 851: * FLOAT_ARG_TYPE: Library Calls. ! 852: * float_extend: Conversions. ! 853: * FLOAT_STORE_FLAG_VALUE: Misc. ! 854: * float_truncate: Conversions. ! 855: * FLOAT_TYPE_SIZE: Type Layout. ! 856: * FLOAT_VALUE_TYPE: Library Calls. ! 857: * FLOAT_WORDS_BIG_ENDIAN: Storage Layout. ! 858: * force_reg: Standard Names. ! 859: * forwarding calls: Constructing Calls. ! 860: * frame layout: Frame Layout. ! 861: * FRAME_GROWS_DOWNWARD: Frame Layout. ! 862: * frame_pointer_needed: Function Entry. ! 863: * FRAME_POINTER_REGNUM: Frame Registers. ! 864: * FRAME_POINTER_REQUIRED: Elimination. ! 865: * frame_pointer_rtx: Frame Registers. ! 866: * function attributes: Function Attributes. ! 867: * function call conventions: Interface. ! 868: * function entry and exit: Function Entry. ! 869: * function pointers, arithmetic: Pointer Arith. ! 870: * function prototype declarations: Function Prototypes. ! 871: * function units, for scheduling: Function Units. ! 872: * function, size of pointer to: Pointer Arith. ! 873: * function-call insns: Calls. ! 874: * functions in arbitrary sections: Function Attributes. ! 875: * functions that have no side effects: Function Attributes. ! 876: * functions that never return: Function Attributes. ! 877: * functions with printf or scanf style arguments: Function Attributes. ! 878: * functions, leaf: Leaf Functions. ! 879: * FUNCTION_ARG: Register Arguments. ! 880: * FUNCTION_ARG_ADVANCE: Register Arguments. ! 881: * FUNCTION_ARG_BOUNDARY: Register Arguments. ! 882: * FUNCTION_ARG_CALLEE_COPIES: Register Arguments. ! 883: * FUNCTION_ARG_PADDING: Register Arguments. ! 884: * FUNCTION_ARG_PARTIAL_NREGS: Register Arguments. ! 885: * FUNCTION_ARG_PASS_BY_REFERENCE: Register Arguments. ! 886: * FUNCTION_ARG_REGNO_P: Register Arguments. ! 887: * FUNCTION_BLOCK_PROFILER: Profiling. ! 888: * FUNCTION_BOUNDARY: Storage Layout. ! 889: * FUNCTION_CONVERSION_BUG: Config. ! 890: * FUNCTION_EPILOGUE: Function Entry. ! 891: * FUNCTION_INCOMING_ARG: Register Arguments. ! 892: * FUNCTION_MODE: Misc. ! 893: * FUNCTION_OUTGOING_VALUE: Scalar Return. ! 894: * FUNCTION_PROFILER: Profiling. ! 895: * FUNCTION_PROLOGUE: Function Entry. ! 896: * FUNCTION_VALUE: Scalar Return. ! 897: * FUNCTION_VALUE_REGNO_P: Scalar Return. ! 898: * G++: G++ and GCC. ! 899: * g++: Invoking G++. ! 900: * GCC: G++ and GCC. ! 901: * GCC_EXEC_PREFIX: Environment Variables. ! 902: * ge: Comparisons. ! 903: * gencodes: Passes. ! 904: * genconfig: Passes. ! 905: * generalized lvalues: Lvalues. ! 906: * general_operand: RTL Template. ! 907: * GENERAL_REGS: Register Classes. ! 908: * generating assembler output: Output Statement. ! 909: * generating insns: RTL Template. ! 910: * genflags: Passes. ! 911: * GEN_ERRNO_RTX: Library Calls. ! 912: * get_attr: Expressions. ! 913: * get_attr_length: Insn Lengths. ! 914: * GET_CLASS_NARROWEST_MODE: Machine Modes. ! 915: * GET_CODE: RTL Objects. ! 916: * get_frame_size: Elimination. ! 917: * get_insns: Insns. ! 918: * get_last_insn: Insns. ! 919: * GET_MODE: Machine Modes. ! 920: * GET_MODE_ALIGNMENT: Machine Modes. ! 921: * GET_MODE_BITSIZE: Machine Modes. ! 922: * GET_MODE_CLASS: Machine Modes. ! 923: * GET_MODE_MASK: Machine Modes. ! 924: * GET_MODE_NAME: Machine Modes. ! 925: * GET_MODE_NUNITS: Machine Modes. ! 926: * GET_MODE_SIZE: Machine Modes. ! 927: * GET_MODE_UNIT_SIZE: Machine Modes. ! 928: * GET_MODE_WIDER_MODE: Machine Modes. ! 929: * GET_RTX_CLASS: Accessors. ! 930: * GET_RTX_FORMAT: Accessors. ! 931: * GET_RTX_LENGTH: Accessors. ! 932: * geu: Comparisons. ! 933: * global offset table: Code Gen Options. ! 934: * global register after longjmp: Global Reg Vars. ! 935: * global register allocation: Passes. ! 936: * global register variables: Global Reg Vars. ! 937: * GLOBALDEF: Global Declarations. ! 938: * GLOBALREF: Global Declarations. ! 939: * GLOBALVALUEDEF: Global Declarations. ! 940: * GLOBALVALUEREF: Global Declarations. ! 941: * GNU CC and portability: Portability. ! 942: * GNU CC command options: Invoking GCC. ! 943: * goto with computed label: Labels as Values. ! 944: * GO_IF_LEGITIMATE_ADDRESS: Addressing Modes. ! 945: * GO_IF_MODE_DEPENDENT_ADDRESS: Addressing Modes. ! 946: * gp-relative references (MIPS): MIPS Options. ! 947: * greater than: Comparisons. ! 948: * greater than: Comparisons. ! 949: * greater than: Comparisons. ! 950: * grouping options: Invoking GCC. ! 951: * gt: Comparisons. ! 952: * gtu: Comparisons. ! 953: * HANDLE_PRAGMA: Misc. ! 954: * hard registers: Regs and Memory. ! 955: * hardware models and configurations, specifying: Submodel Options. ! 956: * HARD_FRAME_POINTER_REGNUM: Frame Registers. ! 957: * HARD_REGNO_MODE_OK: Values in Registers. ! 958: * HARD_REGNO_NREGS: Values in Registers. ! 959: * HAS_INIT_SECTION: Macros for Initialization. ! 960: * HAVE_ATEXIT: Misc. ! 961: * HAVE_POST_DECREMENT: Addressing Modes. ! 962: * HAVE_POST_INCREMENT: Addressing Modes. ! 963: * HAVE_PRE_DECREMENT: Addressing Modes. ! 964: * HAVE_PRE_INCREMENT: Addressing Modes. ! 965: * HAVE_PUTENV: Config. ! 966: * HAVE_VPRINTF: Config. ! 967: * header files and VMS: Include Files and VMS. ! 968: * high: Constants. ! 969: * HImode: Machine Modes. ! 970: * HOST_BITS_PER_CHAR: Config. ! 971: * HOST_BITS_PER_INT: Config. ! 972: * HOST_BITS_PER_LONG: Config. ! 973: * HOST_BITS_PER_SHORT: Config. ! 974: * HOST_FLOAT_FORMAT: Config. ! 975: * HOST_FLOAT_WORDS_BIG_ENDIAN: Config. ! 976: * HOST_WORDS_BIG_ENDIAN: Config. ! 977: * HPPA Options: HPPA Options. ! 978: * i386 Options: i386 Options. ! 979: * IBM RS/6000 and PowerPC Options: RS/6000 and PowerPC Options. ! 980: * IBM RT options: RT Options. ! 981: * IBM RT PC: Interoperation. ! 982: * identifier names, dollar signs in: Dollar Signs. ! 983: * identifiers, names in assembler code: Asm Labels. ! 984: * identifying source, compiler (88k): M88K Options. ! 985: * IEEE_FLOAT_FORMAT: Storage Layout. ! 986: * if_then_else: Comparisons. ! 987: * immediate_operand: RTL Template. ! 988: * IMMEDIATE_PREFIX: Instruction Output. ! 989: * implicit argument: return value: Naming Results. ! 990: * IMPLICIT_FIX_EXPR: Misc. ! 991: * implied #pragma implementation: C++ Interface. ! 992: * include files and VMS: Include Files and VMS. ! 993: * INCLUDE_DEFAULTS: Driver. ! 994: * inclusive-or, bitwise: Arithmetic. ! 995: * INCOMING_REGNO: Register Basics. ! 996: * incompatibilities of GNU CC: Incompatibilities. ! 997: * increment operators: Bug Criteria. ! 998: * INDEX_REG_CLASS: Register Classes. ! 999: * initialization routines: Initialization. ! 1000: * initializations in expressions: Constructors. ! 1001: * initializers with labeled elements: Labeled Elements. ! 1002: * initializers, non-constant: Initializers. ! 1003: * INITIALIZE_TRAMPOLINE: Trampolines. ! 1004: * INITIAL_ELIMINATION_OFFSET: Elimination. ! 1005: * INITIAL_FRAME_POINTER_OFFSET: Elimination. ! 1006: * INIT_CUMULATIVE_ARGS: Register Arguments. ! 1007: * INIT_CUMULATIVE_INCOMING_ARGS: Register Arguments. ! 1008: * INIT_SECTION_ASM_OP: Sections. ! 1009: * INIT_SECTION_ASM_OP: Macros for Initialization. ! 1010: * INIT_TARGET_OPTABS: Library Calls. ! 1011: * inline functions: Inline. ! 1012: * inline functions, omission of: Inline. ! 1013: * inline, automatic: Passes. ! 1014: * inlining and C++ pragmas: C++ Interface. ! 1015: * insn: Insns. ! 1016: * insn attributes: Insn Attributes. ! 1017: * insn canonicalization: Insn Canonicalizations. ! 1018: * insn lengths, computing: Insn Lengths. ! 1019: * insn splitting: Insn Splitting. ! 1020: * insn-attr.h: Defining Attributes. ! 1021: * insns: Insns. ! 1022: * insns, generating: RTL Template. ! 1023: * insns, recognizing: RTL Template. ! 1024: * INSN_ANNULLED_BRANCH_P: Flags. ! 1025: * INSN_CACHE_DEPTH: Trampolines. ! 1026: * INSN_CACHE_LINE_WIDTH: Trampolines. ! 1027: * INSN_CACHE_SIZE: Trampolines. ! 1028: * INSN_CLOBBERS_REGNO_P: Obsolete Register Macros. ! 1029: * INSN_CODE: Insns. ! 1030: * INSN_DELETED_P: Flags. ! 1031: * INSN_FROM_TARGET_P: Flags. ! 1032: * insn_list: Insns. ! 1033: * INSN_REFERENCES_ARE_DELAYED: Misc. ! 1034: * INSN_SETS_ARE_DELAYED: Misc. ! 1035: * INSN_UID: Insns. ! 1036: * installation trouble: Trouble. ! 1037: * installing GNU CC: Installation. ! 1038: * installing GNU CC on the Sun: Sun Install. ! 1039: * installing GNU CC on VMS: VMS Install. ! 1040: * instruction attributes: Insn Attributes. ! 1041: * instruction combination: Passes. ! 1042: * instruction patterns: Patterns. ! 1043: * instruction recognizer: Passes. ! 1044: * instruction scheduling: Passes. ! 1045: * instruction scheduling: Passes. ! 1046: * instruction splitting: Insn Splitting. ! 1047: * integrated: Flags. ! 1048: * INTEGRATE_THRESHOLD: Misc. ! 1049: * integrating function code: Inline. ! 1050: * Intel 386 Options: i386 Options. ! 1051: * Interdependence of Patterns: Dependent Patterns. ! 1052: * interface and implementation headers, C++: C++ Interface. ! 1053: * interfacing to GNU CC output: Interface. ! 1054: * intermediate C version, nonexistent: G++ and GCC. ! 1055: * INTIFY: Library Calls. ! 1056: * introduction: Top. ! 1057: * INT_TYPE_SIZE: Type Layout. ! 1058: * invalid assembly code: Bug Criteria. ! 1059: * invalid input: Bug Criteria. ! 1060: * INVOKE__main: Macros for Initialization. ! 1061: * invoking g++: Invoking G++. ! 1062: * in_data: Sections. ! 1063: * in_struct: Flags. ! 1064: * in_text: Sections. ! 1065: * ior: Arithmetic. ! 1066: * isinf: Cross-compilation. ! 1067: * isnan: Cross-compilation. ! 1068: * IS_ASM_LOGICAL_LINE_SEPARATOR: Data Output. ! 1069: * jump instruction patterns: Jump Patterns. ! 1070: * jump instructions and set: Side Effects. ! 1071: * jump optimization: Passes. ! 1072: * jump threading: Passes. ! 1073: * jump_insn: Insns. ! 1074: * JUMP_LABEL: Insns. ! 1075: * JUMP_TABLES_IN_TEXT_SECTION: Sections. ! 1076: * kernel and user registers (29k): AMD29K Options. ! 1077: * keywords, alternate: Alternate Keywords. ! 1078: * known causes of trouble: Trouble. ! 1079: * labeled elements in initializers: Labeled Elements. ! 1080: * labels as values: Labels as Values. ! 1081: * LABEL_NUSES: Insns. ! 1082: * LABEL_OUTSIDE_LOOP_P: Flags. ! 1083: * LABEL_PRESERVE_P: Flags. ! 1084: * label_ref: Constants. ! 1085: * labs: C Dialect Options. ! 1086: * language dialect options: C Dialect Options. ! 1087: * large bit shifts (88k): M88K Options. ! 1088: * large return values: Aggregate Return. ! 1089: * LAST_STACK_REG: Stack Registers. ! 1090: * LAST_VIRTUAL_REGISTER: Regs and Memory. ! 1091: * ldexp: Cross-compilation. ! 1092: * le: Comparisons. ! 1093: * leaf functions: Leaf Functions. ! 1094: * leaf_function: Leaf Functions. ! 1095: * leaf_function_p: Standard Names. ! 1096: * LEAF_REGISTERS: Leaf Functions. ! 1097: * LEAF_REG_REMAP: Leaf Functions. ! 1098: * left rotate: Arithmetic. ! 1099: * left shift: Arithmetic. ! 1100: * LEGITIMATE_CONSTANT_P: Addressing Modes. ! 1101: * LEGITIMATE_PIC_OPERAND_P: PIC. ! 1102: * LEGITIMIZE_ADDRESS: Addressing Modes. ! 1103: * length-zero arrays: Zero Length. ! 1104: * less than: Comparisons. ! 1105: * less than or equal: Comparisons. ! 1106: * leu: Comparisons. ! 1107: * LIBCALL_VALUE: Scalar Return. ! 1108: * LIBGCC_NEEDS_DOUBLE: Library Calls. ! 1109: * Libraries: Link Options. ! 1110: * library subroutine names: Library Calls. ! 1111: * LIBRARY_PATH: Environment Variables. ! 1112: * LIB_SPEC: Driver. ! 1113: * LIMIT_RELOAD_CLASS: Register Classes. ! 1114: * link options: Link Options. ! 1115: * LINK_LIBGCC_SPECIAL: Driver. ! 1116: * LINK_LIBGCC_SPECIAL_1: Driver. ! 1117: * LINK_SPEC: Driver. ! 1118: * load address instruction: Simple Constraints. ! 1119: * LOAD_EXTEND_OP: Misc. ! 1120: * local labels: Local Labels. ! 1121: * local register allocation: Passes. ! 1122: * local variables in macros: Naming Types. ! 1123: * local variables, specifying registers: Local Reg Vars. ! 1124: * LOCAL_INCLUDE_DIR: Driver. ! 1125: * LOCAL_LABEL_PREFIX: Instruction Output. ! 1126: * logical-and, bitwise: Arithmetic. ! 1127: * LOG_LINKS: Insns. ! 1128: * longjmp: Global Reg Vars. ! 1129: * LONGJMP_RESTORE_FROM_STACK: Elimination. ! 1130: * LONG_DOUBLE_TYPE_SIZE: Type Layout. ! 1131: * LONG_LONG_TYPE_SIZE: Type Layout. ! 1132: * LONG_TYPE_SIZE: Type Layout. ! 1133: * loop optimization: Passes. ! 1134: * lo_sum: Arithmetic. ! 1135: * lshiftrt: Arithmetic. ! 1136: * lt: Comparisons. ! 1137: * ltu: Comparisons. ! 1138: * lvalues, generalized: Lvalues. ! 1139: * M680x0 options: M680x0 Options. ! 1140: * M88k options: M88K Options. ! 1141: * machine dependent options: Submodel Options. ! 1142: * machine description macros: Target Macros. ! 1143: * machine descriptions: Machine Desc. ! 1144: * machine mode conversions: Conversions. ! 1145: * machine modes: Machine Modes. ! 1146: * machine specific constraints: Machine Constraints. ! 1147: * MACHINE_DEPENDENT_REORG: Misc. ! 1148: * macro with variable arguments: Macro Varargs. ! 1149: * macros containing asm: Extended Asm. ! 1150: * macros, inline alternative: Inline. ! 1151: * macros, local labels: Local Labels. ! 1152: * macros, local variables in: Naming Types. ! 1153: * macros, statements in expressions: Statement Exprs. ! 1154: * macros, target description: Target Macros. ! 1155: * macros, types of arguments: Typeof. ! 1156: * make: Preprocessor Options. ! 1157: * make_safe_from: Expander Definitions. ! 1158: * matching constraint: Simple Constraints. ! 1159: * matching operands: Output Template. ! 1160: * match_dup: RTL Template. ! 1161: * match_operand: RTL Template. ! 1162: * match_operator: RTL Template. ! 1163: * match_op_dup: RTL Template. ! 1164: * match_parallel: RTL Template. ! 1165: * match_par_dup: RTL Template. ! 1166: * match_scratch: RTL Template. ! 1167: * math libraries: Interface. ! 1168: * math, in RTL: Arithmetic. ! 1169: * maximum operator: Min and Max. ! 1170: * MAX_BITS_PER_WORD: Storage Layout. ! 1171: * MAX_CHAR_TYPE_SIZE: Type Layout. ! 1172: * MAX_FIXED_MODE_SIZE: Storage Layout. ! 1173: * MAX_INT_TYPE_SIZE: Type Layout. ! 1174: * MAX_LONG_TYPE_SIZE: Type Layout. ! 1175: * MAX_MOVE_MAX: Misc. ! 1176: * MAX_OFILE_ALIGNMENT: Storage Layout. ! 1177: * MAX_REGS_PER_ADDRESS: Addressing Modes. ! 1178: * MAX_UNITS_PER_WORD: Storage Layout. ! 1179: * MAX_WCHAR_TYPE_SIZE: Type Layout. ! 1180: * MAYBE_REG_PARM_STACK_SPACE: Stack Arguments. ! 1181: * mcount: Profiling. ! 1182: * MD_CALL_PROTOTYPES: Config. ! 1183: * MD_EXEC_PREFIX: Driver. ! 1184: * MD_STARTFILE_PREFIX: Driver. ! 1185: * MD_STARTFILE_PREFIX_1: Driver. ! 1186: * mem: Regs and Memory. ! 1187: * member fns, automatically inline: Inline. ! 1188: * memcmp: C Dialect Options. ! 1189: * memcpy: C Dialect Options. ! 1190: * memory model (29k): AMD29K Options. ! 1191: * memory reference, nonoffsettable: Simple Constraints. ! 1192: * memory references in constraints: Simple Constraints. ! 1193: * MEMORY_MOVE_COST: Costs. ! 1194: * MEM_IN_STRUCT_P: Flags. ! 1195: * MEM_VOLATILE_P: Flags. ! 1196: * messages, warning: Warning Options. ! 1197: * messages, warning and error: Warnings and Errors. ! 1198: * middle-operands, omitted: Conditionals. ! 1199: * minimum operator: Min and Max. ! 1200: * minus: Arithmetic. ! 1201: * MIPS options: MIPS Options. ! 1202: * misunderstandings in C++: C++ Misunderstandings. ! 1203: * mod: Arithmetic. ! 1204: * MODDI3_LIBCALL: Library Calls. ! 1205: * mode classes: Machine Modes. ! 1206: * MODES_TIEABLE_P: Values in Registers. ! 1207: * MODE_CC: Machine Modes. ! 1208: * MODE_COMPLEX_FLOAT: Machine Modes. ! 1209: * MODE_COMPLEX_INT: Machine Modes. ! 1210: * MODE_FLOAT: Machine Modes. ! 1211: * MODE_FUNCTION: Machine Modes. ! 1212: * MODE_INT: Machine Modes. ! 1213: * MODE_PARTIAL_INT: Machine Modes. ! 1214: * MODE_RANDOM: Machine Modes. ! 1215: * modifiers in constraints: Modifiers. ! 1216: * MODSI3_LIBCALL: Library Calls. ! 1217: * MOVE_MAX: Misc. ! 1218: * MOVE_RATIO: Costs. ! 1219: * MULDI3_LIBCALL: Library Calls. ! 1220: * MULSI3_LIBCALL: Library Calls. ! 1221: * mult: Arithmetic. ! 1222: * MULTIBYTE_CHARS: Config. ! 1223: * multiple alternative constraints: Multi-Alternative. ! 1224: * multiplication: Arithmetic. ! 1225: * multiprecision arithmetic: Long Long. ! 1226: * name augmentation: VMS Misc. ! 1227: * named patterns and conditions: Patterns. ! 1228: * named return value in C++: Naming Results. ! 1229: * names used in assembler code: Asm Labels. ! 1230: * names, pattern: Standard Names. ! 1231: * naming convention, implementation headers: C++ Interface. ! 1232: * naming types: Naming Types. ! 1233: * ne: Comparisons. ! 1234: * neg: Arithmetic. ! 1235: * nested functions: Nested Functions. ! 1236: * nested functions, trampolines for: Trampolines. ! 1237: * newline vs string constants: C Dialect Options. ! 1238: * next_cc0_user: Jump Patterns. ! 1239: * NEXT_INSN: Insns. ! 1240: * NEXT_OBJC_RUNTIME: Library Calls. ! 1241: * nil: RTL Objects. ! 1242: * no constraints: No Constraints. ! 1243: * no-op move instructions: Passes. ! 1244: * non-constant initializers: Initializers. ! 1245: * non-static inline function: Inline. ! 1246: * nongcc_SI_type: Library Calls. ! 1247: * nongcc_word_type: Library Calls. ! 1248: * nonoffsettable memory reference: Simple Constraints. ! 1249: * NON_SAVING_SETJMP: Register Basics. ! 1250: * not: Arithmetic. ! 1251: * not equal: Comparisons. ! 1252: * not using constraints: No Constraints. ! 1253: * note: Insns. ! 1254: * NOTE_INSN_BLOCK_BEG: Insns. ! 1255: * NOTE_INSN_BLOCK_END: Insns. ! 1256: * NOTE_INSN_DELETED: Insns. ! 1257: * NOTE_INSN_FUNCTION_END: Insns. ! 1258: * NOTE_INSN_LOOP_BEG: Insns. ! 1259: * NOTE_INSN_LOOP_CONT: Insns. ! 1260: * NOTE_INSN_LOOP_END: Insns. ! 1261: * NOTE_INSN_LOOP_VTOP: Insns. ! 1262: * NOTE_INSN_SETJMP: Insns. ! 1263: * NOTE_LINE_NUMBER: Insns. ! 1264: * NOTE_SOURCE_FILE: Insns. ! 1265: * NOTICE_UPDATE_CC: Condition Code. ! 1266: * NO_BUILTIN_PTRDIFF_TYPE: Driver. ! 1267: * NO_BUILTIN_SIZE_TYPE: Driver. ! 1268: * NO_DOLLAR_IN_LABEL: Misc. ! 1269: * NO_DOT_IN_LABEL: Misc. ! 1270: * NO_FUNCTION_CSE: Costs. ! 1271: * NO_IMPLICIT_EXTERN_C: Misc. ! 1272: * NO_MD_PROTOTYPES: Config. ! 1273: * NO_RECURSIVE_FUNCTION_CSE: Costs. ! 1274: * NO_REGS: Register Classes. ! 1275: * NO_STAB_H: Config. ! 1276: * NO_SYS_SIGLIST: Config. ! 1277: * NUM_MACHINE_MODES: Machine Modes. ! 1278: * N_REG_CLASSES: Register Classes. ! 1279: * OBJC_GEN_METHOD_LABEL: Label Output. ! 1280: * OBJC_INCLUDE_PATH: Environment Variables. ! 1281: * OBJC_INT_SELECTORS: Type Layout. ! 1282: * OBJC_PROLOGUE: File Framework. ! 1283: * OBJC_SELECTORS_WITHOUT_LABELS: Type Layout. ! 1284: * Objective C: G++ and GCC. ! 1285: * OBJECT_FORMAT_COFF: Macros for Initialization. ! 1286: * OBJECT_FORMAT_ROSE: Macros for Initialization. ! 1287: * OBSTACK_CHUNK_ALLOC: Config. ! 1288: * OBSTACK_CHUNK_FREE: Config. ! 1289: * OBSTACK_CHUNK_SIZE: Config. ! 1290: * obstack_free: Configurations. ! 1291: * OCS (88k): M88K Options. ! 1292: * offsettable address: Simple Constraints. ! 1293: * old-style function definitions: Function Prototypes. ! 1294: * omitted middle-operands: Conditionals. ! 1295: * ONLY_INT_FIELDS: Config. ! 1296: * open coding: Inline. ! 1297: * operand access: Accessors. ! 1298: * operand constraints: Constraints. ! 1299: * operand substitution: Output Template. ! 1300: * operands: Patterns. ! 1301: * OPTIMIZATION_OPTIONS: Run-time Target. ! 1302: * optimize options: Optimize Options. ! 1303: * optional hardware or system features: Run-time Target. ! 1304: * options to control warnings: Warning Options. ! 1305: * options, C++: C++ Dialect Options. ! 1306: * options, code generation: Code Gen Options. ! 1307: * options, debugging: Debugging Options. ! 1308: * options, dialect: C Dialect Options. ! 1309: * options, directory search: Directory Options. ! 1310: * options, GNU CC command: Invoking GCC. ! 1311: * options, grouping: Invoking GCC. ! 1312: * options, linking: Link Options. ! 1313: * options, optimization: Optimize Options. ! 1314: * options, order: Invoking GCC. ! 1315: * options, preprocessor: Preprocessor Options. ! 1316: * order of evaluation, side effects: Non-bugs. ! 1317: * order of options: Invoking GCC. ! 1318: * order of register allocation: Allocation Order. ! 1319: * Ordering of Patterns: Pattern Ordering. ! 1320: * ORDER_REGS_FOR_LOCAL_ALLOC: Allocation Order. ! 1321: * other directory, compilation in: Other Dir. ! 1322: * OUTGOING_REGNO: Register Basics. ! 1323: * OUTGOING_REG_PARM_STACK_SPACE: Stack Arguments. ! 1324: * output file option: Overall Options. ! 1325: * output of assembler code: File Framework. ! 1326: * output statements: Output Statement. ! 1327: * output templates: Output Template. ! 1328: * output_addr_const: Data Output. ! 1329: * output_asm_insn: Output Statement. ! 1330: * overflow while constant folding: Cross-compilation. ! 1331: * OVERLAPPING_REGNO_P: Obsolete Register Macros. ! 1332: * overloaded virtual fn, warning: Warning Options. ! 1333: * OVERRIDE_OPTIONS: Run-time Target. ! 1334: * parallel: Side Effects. ! 1335: * parameter forward declaration: Variable Length. ! 1336: * parameters, miscellaneous: Misc. ! 1337: * PARM_BOUNDARY: Storage Layout. ! 1338: * parser generator, Bison: Installation. ! 1339: * parsing pass: Passes. ! 1340: * passes and files of the compiler: Passes. ! 1341: * passing arguments: Interface. ! 1342: * PATH_SEPARATOR: Config. ! 1343: * PATTERN: Insns. ! 1344: * pattern conditions: Patterns. ! 1345: * pattern names: Standard Names. ! 1346: * Pattern Ordering: Pattern Ordering. ! 1347: * patterns: Patterns. ! 1348: * pc: Regs and Memory. ! 1349: * PCC_BITFIELD_TYPE_MATTERS: Storage Layout. ! 1350: * PCC_STATIC_STRUCT_RETURN: Aggregate Return. ! 1351: * pc_rtx: Regs and Memory. ! 1352: * PDImode: Machine Modes. ! 1353: * peephole optimization: Passes. ! 1354: * peephole optimization, RTL representation: Side Effects. ! 1355: * peephole optimizer definitions: Peephole Definitions. ! 1356: * percent sign: Output Template. ! 1357: * perform_...: Library Calls. ! 1358: * PIC: PIC. ! 1359: * PIC: Code Gen Options. ! 1360: * PIC_OFFSET_TABLE_REGNUM: PIC. ! 1361: * plus: Arithmetic. ! 1362: * Pmode: Misc. ! 1363: * pointer arguments: Function Attributes. ! 1364: * POINTER_SIZE: Storage Layout. ! 1365: * portability: Portability. ! 1366: * portions of temporary objects, pointers to: Temporaries. ! 1367: * position independent code: PIC. ! 1368: * post_dec: Incdec. ! 1369: * post_inc: Incdec. ! 1370: * pragma: Misc. ! 1371: * pragma, reason for not using: Function Attributes. ! 1372: * pragmas in C++, effect on inlining: C++ Interface. ! 1373: * pragmas, interface and implementation: C++ Interface. ! 1374: * predefined macros: Run-time Target. ! 1375: * PREDICATE_CODES: Misc. ! 1376: * PREFERRED_DEBUGGING_TYPE: All Debuggers. ! 1377: * PREFERRED_OUTPUT_RELOAD_CLASS: Register Classes. ! 1378: * PREFERRED_RELOAD_CLASS: Register Classes. ! 1379: * preprocessing numbers: Incompatibilities. ! 1380: * preprocessing tokens: Incompatibilities. ! 1381: * preprocessor options: Preprocessor Options. ! 1382: * PRESERVE_DEATH_INFO_REGNO_P: Obsolete Register Macros. ! 1383: * prev_cc0_setter: Jump Patterns. ! 1384: * PREV_INSN: Insns. ! 1385: * prev_nonnote_insn: Peephole Definitions. ! 1386: * pre_dec: Incdec. ! 1387: * pre_inc: Incdec. ! 1388: * PRINT_OPERAND: Instruction Output. ! 1389: * PRINT_OPERAND_ADDRESS: Instruction Output. ! 1390: * PRINT_OPERAND_PUNCT_VALID_P: Instruction Output. ! 1391: * processor selection (29k): AMD29K Options. ! 1392: * product: Arithmetic. ! 1393: * PROFILE_BEFORE_PROLOGUE: Profiling. ! 1394: * profiling, code generation: Profiling. ! 1395: * program counter: Regs and Memory. ! 1396: * prologue: Function Entry. ! 1397: * PROMOTE_FOR_CALL_ONLY: Storage Layout. ! 1398: * PROMOTE_FUNCTION_ARGS: Storage Layout. ! 1399: * PROMOTE_FUNCTION_RETURN: Storage Layout. ! 1400: * PROMOTE_MODE: Storage Layout. ! 1401: * PROMOTE_PROTOTYPES: Stack Arguments. ! 1402: * promotion of formal parameters: Function Prototypes. ! 1403: * pseudo registers: Regs and Memory. ! 1404: * PSImode: Machine Modes. ! 1405: * PTRDIFF_TYPE: Type Layout. ! 1406: * push address instruction: Simple Constraints. ! 1407: * PUSH_ROUNDING: Stack Arguments. ! 1408: * putenv: Config. ! 1409: * PUT_CODE: RTL Objects. ! 1410: * PUT_MODE: Machine Modes. ! 1411: * PUT_REG_NOTE_KIND: Insns. ! 1412: * PUT_SDB_...: SDB and DWARF. ! 1413: * QImode: Machine Modes. ! 1414: * question mark: Multi-Alternative. ! 1415: * quotient: Arithmetic. ! 1416: * r0-relative references (88k): M88K Options. ! 1417: * ranges in case statements: Case Ranges. ! 1418: * read-only strings: Incompatibilities. ! 1419: * READONLY_DATA_SECTION: Sections. ! 1420: * REAL_ARITHMETIC: Cross-compilation. ! 1421: * REAL_INFINITY: Cross-compilation. ! 1422: * REAL_NM_FILE_NAME: Macros for Initialization. ! 1423: * REAL_VALUES_EQUAL: Cross-compilation. ! 1424: * REAL_VALUES_LESS: Cross-compilation. ! 1425: * REAL_VALUE_ATOF: Cross-compilation. ! 1426: * REAL_VALUE_FIX: Cross-compilation. ! 1427: * REAL_VALUE_FROM_INT: Cross-compilation. ! 1428: * REAL_VALUE_ISINF: Cross-compilation. ! 1429: * REAL_VALUE_ISNAN: Cross-compilation. ! 1430: * REAL_VALUE_LDEXP: Cross-compilation. ! 1431: * REAL_VALUE_NEGATE: Cross-compilation. ! 1432: * REAL_VALUE_RNDZINT: Cross-compilation. ! 1433: * REAL_VALUE_TO_DECIMAL: Data Output. ! 1434: * REAL_VALUE_TO_INT: Cross-compilation. ! 1435: * REAL_VALUE_TO_TARGET_DOUBLE: Data Output. ! 1436: * REAL_VALUE_TO_TARGET_LONG_DOUBLE: Data Output. ! 1437: * REAL_VALUE_TO_TARGET_SINGLE: Data Output. ! 1438: * REAL_VALUE_TRUNCATE: Cross-compilation. ! 1439: * REAL_VALUE_TYPE: Cross-compilation. ! 1440: * REAL_VALUE_UNSIGNED_FIX: Cross-compilation. ! 1441: * REAL_VALUE_UNSIGNED_RNDZINT: Cross-compilation. ! 1442: * recognizing insns: RTL Template. ! 1443: * recog_operand: Instruction Output. ! 1444: * reg: Regs and Memory. ! 1445: * register allocation: Passes. ! 1446: * register allocation order: Allocation Order. ! 1447: * register allocation, stupid: Passes. ! 1448: * register class definitions: Register Classes. ! 1449: * register class preference constraints: Class Preferences. ! 1450: * register class preference pass: Passes. ! 1451: * register pairs: Values in Registers. ! 1452: * register positions in frame (88k): M88K Options. ! 1453: * register positions in frame (88k): M88K Options. ! 1454: * Register Transfer Language (RTL): RTL. ! 1455: * register usage: Registers. ! 1456: * register use analysis: Passes. ! 1457: * register variable after longjmp: Global Reg Vars. ! 1458: * register-to-stack conversion: Passes. ! 1459: * registers: Extended Asm. ! 1460: * registers arguments: Register Arguments. ! 1461: * registers for local variables: Local Reg Vars. ! 1462: * registers in constraints: Simple Constraints. ! 1463: * registers, global allocation: Explicit Reg Vars. ! 1464: * registers, global variables in: Global Reg Vars. ! 1465: * REGISTER_MOVE_COST: Costs. ! 1466: * REGISTER_NAMES: Instruction Output. ! 1467: * register_operand: RTL Template. ! 1468: * REGISTER_PREFIX: Instruction Output. ! 1469: * REGNO_OK_FOR_BASE_P: Register Classes. ! 1470: * REGNO_OK_FOR_INDEX_P: Register Classes. ! 1471: * REGNO_REG_CLASS: Register Classes. ! 1472: * regs_ever_live: Function Entry. ! 1473: * REG_ALLOC_ORDER: Allocation Order. ! 1474: * REG_CC_SETTER: Insns. ! 1475: * REG_CC_USER: Insns. ! 1476: * REG_CLASS_CONTENTS: Register Classes. ! 1477: * REG_CLASS_FROM_LETTER: Register Classes. ! 1478: * REG_CLASS_NAMES: Register Classes. ! 1479: * REG_DEAD: Insns. ! 1480: * REG_DEP_ANTI: Insns. ! 1481: * REG_DEP_OUTPUT: Insns. ! 1482: * REG_EQUAL: Insns. ! 1483: * REG_EQUIV: Insns. ! 1484: * REG_FUNCTION_VALUE_P: Flags. ! 1485: * REG_INC: Insns. ! 1486: * REG_LABEL: Insns. ! 1487: * REG_LIBCALL: Insns. ! 1488: * REG_LOOP_TEST_P: Flags. ! 1489: * reg_names: Instruction Output. ! 1490: * REG_NONNEG: Insns. ! 1491: * REG_NOTES: Insns. ! 1492: * REG_NOTE_KIND: Insns. ! 1493: * REG_NO_CONFLICT: Insns. ! 1494: * REG_OK_FOR_BASE_P: Addressing Modes. ! 1495: * REG_OK_FOR_INDEX_P: Addressing Modes. ! 1496: * REG_OK_STRICT: Addressing Modes. ! 1497: * REG_PARM_STACK_SPACE: Stack Arguments. ! 1498: * REG_RETVAL: Insns. ! 1499: * REG_UNUSED: Insns. ! 1500: * REG_USERVAR_P: Flags. ! 1501: * REG_WAS_0: Insns. ! 1502: * relative costs: Costs. ! 1503: * RELATIVE_PREFIX_NOT_LINKDIR: Driver. ! 1504: * reload pass: Regs and Memory. ! 1505: * reloading: Passes. ! 1506: * reload_completed: Standard Names. ! 1507: * reload_in_progress: Standard Names. ! 1508: * remainder: Arithmetic. ! 1509: * reordering, warning: Warning Options. ! 1510: * reporting bugs: Bugs. ! 1511: * representation of RTL: RTL. ! 1512: * rest argument (in macro): Macro Varargs. ! 1513: * rest_of_compilation: Passes. ! 1514: * rest_of_decl_compilation: Passes. ! 1515: * return: Side Effects. ! 1516: * return value of main: VMS Misc. ! 1517: * return value, named, in C++: Naming Results. ! 1518: * return values in registers: Scalar Return. ! 1519: * returning aggregate values: Aggregate Return. ! 1520: * returning structures and unions: Interface. ! 1521: * RETURN_ADDR_IN_PREVIOUS_FRAME: Frame Layout. ! 1522: * RETURN_ADDR_RTX: Frame Layout. ! 1523: * RETURN_IN_MEMORY: Aggregate Return. ! 1524: * RETURN_POPS_ARGS: Stack Arguments. ! 1525: * REVERSIBLE_CC_MODE: Condition Code. ! 1526: * right rotate: Arithmetic. ! 1527: * right shift: Arithmetic. ! 1528: * rotate: Arithmetic. ! 1529: * rotate: Arithmetic. ! 1530: * rotatert: Arithmetic. ! 1531: * ROUND_TYPE_ALIGN: Storage Layout. ! 1532: * ROUND_TYPE_SIZE: Storage Layout. ! 1533: * RS/6000 and PowerPC Options: RS/6000 and PowerPC Options. ! 1534: * RT options: RT Options. ! 1535: * RT PC: Interoperation. ! 1536: * RTL addition: Arithmetic. ! 1537: * RTL comparison: Arithmetic. ! 1538: * RTL comparison operations: Comparisons. ! 1539: * RTL constant expression types: Constants. ! 1540: * RTL constants: Constants. ! 1541: * RTL declarations: RTL Declarations. ! 1542: * RTL difference: Arithmetic. ! 1543: * RTL expression: RTL Objects. ! 1544: * RTL expressions for arithmetic: Arithmetic. ! 1545: * RTL format: Accessors. ! 1546: * RTL format characters: Accessors. ! 1547: * RTL function-call insns: Calls. ! 1548: * RTL generation: Passes. ! 1549: * RTL insn template: RTL Template. ! 1550: * RTL integers: RTL Objects. ! 1551: * RTL memory expressions: Regs and Memory. ! 1552: * RTL object types: RTL Objects. ! 1553: * RTL postdecrement: Incdec. ! 1554: * RTL postincrement: Incdec. ! 1555: * RTL predecrement: Incdec. ! 1556: * RTL preincrement: Incdec. ! 1557: * RTL register expressions: Regs and Memory. ! 1558: * RTL representation: RTL. ! 1559: * RTL side effect expressions: Side Effects. ! 1560: * RTL strings: RTL Objects. ! 1561: * RTL structure sharing assumptions: Sharing. ! 1562: * RTL subtraction: Arithmetic. ! 1563: * RTL sum: Arithmetic. ! 1564: * RTL vectors: RTL Objects. ! 1565: * RTX (See RTL): RTL Objects. ! 1566: * RTX_COSTS: Costs. ! 1567: * RTX_INTEGRATED_P: Flags. ! 1568: * RTX_UNCHANGING_P: Flags. ! 1569: * run-time conventions: Interface. ! 1570: * run-time options: Code Gen Options. ! 1571: * run-time target specification: Run-time Target. ! 1572: * saveable_obstack: Addressing Modes. ! 1573: * scalars, returned as values: Scalar Return. ! 1574: * SCCS_DIRECTIVE: Misc. ! 1575: * scheduling, delayed branch: Passes. ! 1576: * scheduling, instruction: Passes. ! 1577: * scheduling, instruction: Passes. ! 1578: * SCHED_GROUP_P: Flags. ! 1579: * SCmode: Machine Modes. ! 1580: * scope of a variable length array: Variable Length. ! 1581: * scope of declaration: Disappointments. ! 1582: * scope of external declarations: Incompatibilities. ! 1583: * scratch: Regs and Memory. ! 1584: * scratch operands: Regs and Memory. ! 1585: * SDB_ALLOW_FORWARD_REFERENCES: SDB and DWARF. ! 1586: * SDB_ALLOW_UNKNOWN_REFERENCES: SDB and DWARF. ! 1587: * SDB_DEBUGGING_INFO: SDB and DWARF. ! 1588: * SDB_DELIM: SDB and DWARF. ! 1589: * SDB_GENERATE_FAKE: SDB and DWARF. ! 1590: * search path: Directory Options. ! 1591: * second include path: Preprocessor Options. ! 1592: * SECONDARY_INPUT_RELOAD_CLASS: Register Classes. ! 1593: * SECONDARY_MEMORY_NEEDED: Register Classes. ! 1594: * SECONDARY_MEMORY_NEEDED_MODE: Register Classes. ! 1595: * SECONDARY_MEMORY_NEEDED_RTX: Register Classes. ! 1596: * SECONDARY_OUTPUT_RELOAD_CLASS: Register Classes. ! 1597: * SECONDARY_RELOAD_CLASS: Register Classes. ! 1598: * SELECT_CC_MODE: Condition Code. ! 1599: * SELECT_RTX_SECTION: Sections. ! 1600: * SELECT_SECTION: Sections. ! 1601: * separate directory, compilation in: Other Dir. ! 1602: * sequence: Side Effects. ! 1603: * sequential consistency on 88k: M88K Options. ! 1604: * set: Side Effects. ! 1605: * setjmp: Global Reg Vars. ! 1606: * SETUP_FRAME_ADDRESSES: Frame Layout. ! 1607: * SETUP_INCOMING_VARARGS: Varargs. ! 1608: * set_attr: Tagging Insns. ! 1609: * set_attr_alternative: Tagging Insns. ! 1610: * SET_DEFAULT_TYPE_ATTRIBUTES: Misc. ! 1611: * SET_DEST: Side Effects. ! 1612: * SET_SRC: Side Effects. ! 1613: * SFmode: Machine Modes. ! 1614: * shared strings: Incompatibilities. ! 1615: * shared VMS run time system: VMS Misc. ! 1616: * SHARED_SECTION_ASM_OP: Sections. ! 1617: * sharing of RTL components: Sharing. ! 1618: * shift: Arithmetic. ! 1619: * SHIFT_COUNT_TRUNCATED: Misc. ! 1620: * SHORT_TYPE_SIZE: Type Layout. ! 1621: * side effect in ?:: Conditionals. ! 1622: * side effects, macro argument: Statement Exprs. ! 1623: * side effects, order of evaluation: Non-bugs. ! 1624: * signature: C++ Signatures. ! 1625: * signature member function default implemention: C++ Signatures. ! 1626: * signatures, C++: C++ Signatures. ! 1627: * signed division: Arithmetic. ! 1628: * signed maximum: Arithmetic. ! 1629: * signed minimum: Arithmetic. ! 1630: * SIGNED_CHAR_SPEC: Driver. ! 1631: * sign_extend: Conversions. ! 1632: * sign_extract: Bit Fields. ! 1633: * SImode: Machine Modes. ! 1634: * simple constraints: Simple Constraints. ! 1635: * simplifications, arithmetic: Passes. ! 1636: * sin: C Dialect Options. ! 1637: * sizeof: Typeof. ! 1638: * SIZE_TYPE: Type Layout. ! 1639: * SLOW_BYTE_ACCESS: Costs. ! 1640: * SLOW_UNALIGNED_ACCESS: Costs. ! 1641: * SLOW_ZERO_EXTEND: Costs. ! 1642: * smaller data references (88k): M88K Options. ! 1643: * smaller data references (MIPS): MIPS Options. ! 1644: * SMALL_REGISTER_CLASSES: Register Classes. ! 1645: * smax: Arithmetic. ! 1646: * smin: Arithmetic. ! 1647: * SPARC options: SPARC Options. ! 1648: * specified registers: Explicit Reg Vars. ! 1649: * specifying compiler version and target machine: Target Options. ! 1650: * specifying hardware config: Submodel Options. ! 1651: * specifying machine version: Target Options. ! 1652: * specifying registers for local variables: Local Reg Vars. ! 1653: * speed of instructions: Costs. ! 1654: * splitting instructions: Insn Splitting. ! 1655: * sqrt: C Dialect Options. ! 1656: * sqrt: Arithmetic. ! 1657: * square root: Arithmetic. ! 1658: * stack arguments: Stack Arguments. ! 1659: * stack checks (29k): AMD29K Options. ! 1660: * stack frame layout: Frame Layout. ! 1661: * STACK_BOUNDARY: Storage Layout. ! 1662: * STACK_DYNAMIC_OFFSET: Frame Layout. ! 1663: * STACK_GROWS_DOWNWARD: Frame Layout. ! 1664: * STACK_PARMS_IN_REG_PARM_AREA: Stack Arguments. ! 1665: * STACK_POINTER_OFFSET: Frame Layout. ! 1666: * STACK_POINTER_REGNUM: Frame Registers. ! 1667: * stack_pointer_rtx: Frame Registers. ! 1668: * STACK_REGS: Stack Registers. ! 1669: * stage1: Installation. ! 1670: * standard pattern names: Standard Names. ! 1671: * STANDARD_EXEC_PREFIX: Driver. ! 1672: * STANDARD_INCLUDE_DIR: Driver. ! 1673: * STANDARD_STARTFILE_PREFIX: Driver. ! 1674: * start files: Tools and Libraries. ! 1675: * STARTFILE_SPEC: Driver. ! 1676: * STARTING_FRAME_OFFSET: Frame Layout. ! 1677: * statements inside expressions: Statement Exprs. ! 1678: * static data in C++, declaring and defining: Static Definitions. ! 1679: * STATIC_CHAIN: Frame Registers. ! 1680: * STATIC_CHAIN_INCOMING: Frame Registers. ! 1681: * STATIC_CHAIN_INCOMING_REGNUM: Frame Registers. ! 1682: * STATIC_CHAIN_REGNUM: Frame Registers. ! 1683: * STDC_VALUE: Run-time Target. ! 1684: * storage layout: Storage Layout. ! 1685: * storem bug (29k): AMD29K Options. ! 1686: * STORE_FLAG_VALUE: Misc. ! 1687: * strcmp: C Dialect Options. ! 1688: * strcpy: C Dialect Options. ! 1689: * strcpy: Storage Layout. ! 1690: * strength-reduction: Passes. ! 1691: * STRICT_ALIGNMENT: Storage Layout. ! 1692: * strict_low_part: RTL Declarations. ! 1693: * string constants: Incompatibilities. ! 1694: * string constants vs newline: C Dialect Options. ! 1695: * STRIP_NAME_ENCODING: Sections. ! 1696: * strlen: C Dialect Options. ! 1697: * structure passing (88k): M88K Options. ! 1698: * structure value address: Aggregate Return. ! 1699: * structures: Incompatibilities. ! 1700: * structures, constructor expression: Constructors. ! 1701: * structures, returning: Interface. ! 1702: * STRUCTURE_SIZE_BOUNDARY: Storage Layout. ! 1703: * STRUCT_VALUE: Aggregate Return. ! 1704: * STRUCT_VALUE_INCOMING: Aggregate Return. ! 1705: * STRUCT_VALUE_INCOMING_REGNUM: Aggregate Return. ! 1706: * STRUCT_VALUE_REGNUM: Aggregate Return. ! 1707: * stupid register allocation: Passes. ! 1708: * submodel options: Submodel Options. ! 1709: * subreg: Regs and Memory. ! 1710: * SUBREG_PROMOTED_UNSIGNED_P: Flags. ! 1711: * SUBREG_PROMOTED_VAR_P: Flags. ! 1712: * SUBREG_REG: Regs and Memory. ! 1713: * SUBREG_WORD: Regs and Memory. ! 1714: * subscripting: Subscripting. ! 1715: * subscripting and function values: Subscripting. ! 1716: * subtype polymorphism, C++: C++ Signatures. ! 1717: * SUCCESS_EXIT_CODE: Config. ! 1718: * suffixes for C++ source: Invoking G++. ! 1719: * Sun installation: Sun Install. ! 1720: * suppressing warnings: Warning Options. ! 1721: * surprises in C++: C++ Misunderstandings. ! 1722: * SVr4: M88K Options. ! 1723: * SWITCHES_NEED_SPACES: Driver. ! 1724: * SWITCH_TAKES_ARG: Driver. ! 1725: * symbolic label: Sharing. ! 1726: * symbol_ref: Constants. ! 1727: * SYMBOL_REF_FLAG: Flags. ! 1728: * SYMBOL_REF_USED: Flags. ! 1729: * syntax checking: Warning Options. ! 1730: * synthesized methods, warning: Warning Options. ! 1731: * SYSTEM_INCLUDE_DIR: Driver. ! 1732: * sys_siglist: Config. ! 1733: * tagging insns: Tagging Insns. ! 1734: * tail recursion optimization: Passes. ! 1735: * target description macros: Target Macros. ! 1736: * target machine, specifying: Target Options. ! 1737: * target options: Target Options. ! 1738: * target specifications: Run-time Target. ! 1739: * target-parameter-dependent code: Passes. ! 1740: * TARGET_BELL: Type Layout. ! 1741: * TARGET_BS: Type Layout. ! 1742: * TARGET_CR: Type Layout. ! 1743: * TARGET_EDOM: Library Calls. ! 1744: * TARGET_FF: Type Layout. ! 1745: * TARGET_FLOAT_FORMAT: Storage Layout. ! 1746: * TARGET_MEM_FUNCTIONS: Library Calls. ! 1747: * TARGET_NEWLINE: Type Layout. ! 1748: * TARGET_OPTIONS: Run-time Target. ! 1749: * TARGET_SWITCHES: Run-time Target. ! 1750: * TARGET_TAB: Type Layout. ! 1751: * TARGET_VERSION: Run-time Target. ! 1752: * TARGET_VT: Type Layout. ! 1753: * TCmode: Machine Modes. ! 1754: * template debugging: Warning Options. ! 1755: * template instantiation: Template Instantiation. ! 1756: * temporaries, lifetime of: Temporaries. ! 1757: * termination routines: Initialization. ! 1758: * text_section: Sections. ! 1759: * TEXT_SECTION_ASM_OP: Sections. ! 1760: * TFmode: Machine Modes. ! 1761: * thunks: Nested Functions. ! 1762: * TImode: Machine Modes. ! 1763: * TMPDIR: Environment Variables. ! 1764: * top level of compiler: Passes. ! 1765: * traditional C language: C Dialect Options. ! 1766: * TRADITIONAL_RETURN_FLOAT: Scalar Return. ! 1767: * trampolines for nested functions: Trampolines. ! 1768: * TRAMPOLINE_ALIGNMENT: Trampolines. ! 1769: * TRAMPOLINE_SECTION: Trampolines. ! 1770: * TRAMPOLINE_SIZE: Trampolines. ! 1771: * TRAMPOLINE_TEMPLATE: Trampolines. ! 1772: * TRANSFER_FROM_TRAMPOLINE: Trampolines. ! 1773: * TRULY_NOOP_TRUNCATION: Misc. ! 1774: * truncate: Conversions. ! 1775: * type abstraction, C++: C++ Signatures. ! 1776: * type alignment: Alignment. ! 1777: * typedef names as function parameters: Incompatibilities. ! 1778: * typeof: Typeof. ! 1779: * udiv: Arithmetic. ! 1780: * UDIVDI3_LIBCALL: Library Calls. ! 1781: * UDIVSI3_LIBCALL: Library Calls. ! 1782: * Ultrix calling convention: Interoperation. ! 1783: * umax: Arithmetic. ! 1784: * umin: Arithmetic. ! 1785: * umod: Arithmetic. ! 1786: * UMODDI3_LIBCALL: Library Calls. ! 1787: * UMODSI3_LIBCALL: Library Calls. ! 1788: * unchanging: Flags. ! 1789: * undefined behavior: Bug Criteria. ! 1790: * undefined function value: Bug Criteria. ! 1791: * underscores in variables in macros: Naming Types. ! 1792: * underscores, avoiding (88k): M88K Options. ! 1793: * union, casting to a: Cast to Union. ! 1794: * unions: Incompatibilities. ! 1795: * unions, returning: Interface. ! 1796: * UNITS_PER_WORD: Storage Layout. ! 1797: * UNKNOWN_FLOAT_FORMAT: Storage Layout. ! 1798: * unreachable code: Passes. ! 1799: * unresolved references and -nostdlib: Link Options. ! 1800: * unshare_all_rtl: Sharing. ! 1801: * unsigned division: Arithmetic. ! 1802: * unsigned greater than: Comparisons. ! 1803: * unsigned greater than: Comparisons. ! 1804: * unsigned less than: Comparisons. ! 1805: * unsigned less than: Comparisons. ! 1806: * unsigned minimum and maximum: Arithmetic. ! 1807: * unsigned_fix: Conversions. ! 1808: * unsigned_float: Conversions. ! 1809: * unspec: Side Effects. ! 1810: * unspec_volatile: Side Effects. ! 1811: * use: Side Effects. ! 1812: * used: Flags. ! 1813: * USER_LABEL_PREFIX: Instruction Output. ! 1814: * USE_C_ALLOCA: Config. ! 1815: * USE_PROTOTYPES: Config. ! 1816: * USG: Config. ! 1817: * VALID_MACHINE_ATTRIBUTE: Misc. ! 1818: * value after longjmp: Global Reg Vars. ! 1819: * values, returned by functions: Scalar Return. ! 1820: * varargs implementation: Varargs. ! 1821: * variable alignment: Alignment. ! 1822: * variable attributes: Variable Attributes. ! 1823: * variable number of arguments: Macro Varargs. ! 1824: * variable-length array scope: Variable Length. ! 1825: * variable-length arrays: Variable Length. ! 1826: * variables in specified registers: Explicit Reg Vars. ! 1827: * variables, local, in macros: Naming Types. ! 1828: * Vax calling convention: Interoperation. ! 1829: * VAX options: VAX Options. ! 1830: * VAX_FLOAT_FORMAT: Storage Layout. ! 1831: * VIRTUAL_INCOMING_ARGS_REGNUM: Regs and Memory. ! 1832: * VIRTUAL_OUTGOING_ARGS_REGNUM: Regs and Memory. ! 1833: * VIRTUAL_STACK_DYNAMIC_REGNUM: Regs and Memory. ! 1834: * VIRTUAL_STACK_VARS_REGNUM: Regs and Memory. ! 1835: * VMS: Config. ! 1836: * VMS and case sensitivity: VMS Misc. ! 1837: * VMS and include files: Include Files and VMS. ! 1838: * VMS installation: VMS Install. ! 1839: * void pointers, arithmetic: Pointer Arith. ! 1840: * void, size of pointer to: Pointer Arith. ! 1841: * VOIDmode: Machine Modes. ! 1842: * volatil: Flags. ! 1843: * volatile memory references: Flags. ! 1844: * voting between constraint alternatives: Class Preferences. ! 1845: * vprintf: Config. ! 1846: * warning for enumeration conversions: Warning Options. ! 1847: * warning for overloaded virtual fn: Warning Options. ! 1848: * warning for reordering of member initializers: Warning Options. ! 1849: * warning for synthesized methods: Warning Options. ! 1850: * warning messages: Warning Options. ! 1851: * warnings vs errors: Warnings and Errors. ! 1852: * WCHAR_TYPE: Type Layout. ! 1853: * WCHAR_TYPE_SIZE: Type Layout. ! 1854: * which_alternative: Output Statement. ! 1855: * whitespace: Incompatibilities. ! 1856: * WORDS_BIG_ENDIAN: Storage Layout. ! 1857: * word_mode: Machine Modes. ! 1858: * WORD_REGISTER_OPERATIONS: Misc. ! 1859: * WORD_SWITCH_TAKES_ARG: Driver. ! 1860: * XCmode: Machine Modes. ! 1861: * XCOFF_DEBUGGING_INFO: DBX Options. ! 1862: * XEXP: Accessors. ! 1863: * XFmode: Machine Modes. ! 1864: * XINT: Accessors. ! 1865: * xor: Arithmetic. ! 1866: * XSTR: Accessors. ! 1867: * XVEC: Accessors. ! 1868: * XVECEXP: Accessors. ! 1869: * XVECLEN: Accessors. ! 1870: * XWINT: Accessors. ! 1871: * zero division on 88k: M88K Options. ! 1872: * zero-length arrays: Zero Length. ! 1873: * zero_extend: Conversions. ! 1874: * zero_extract: Bit Fields. ! 1875: * \: Output Template. ! 1876: * __bb_init_func: Profiling. ! 1877: * __builtin_apply: Constructing Calls. ! 1878: * __builtin_apply_args: Constructing Calls. ! 1879: * __builtin_args_info: Varargs. ! 1880: * __builtin_classify_type: Varargs. ! 1881: * __builtin_next_arg: Varargs. ! 1882: * __builtin_return: Constructing Calls. ! 1883: * __builtin_saveregs: Varargs. ! 1884: * __CTOR_LIST__: Initialization. ! 1885: * __DTOR_LIST__: Initialization. ! 1886: * __main: Collect2. ! 1887: ! 1888:
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