From 3f550b594061532d7fa1f920cf7a0d2910127da9 Mon Sep 17 00:00:00 2001 From: Fred Fish Date: Sun, 28 Jul 1996 06:32:48 +0000 Subject: * configure.in: Add test for "long long" support. * configure: Regenerate with autoconf. * acconfig.h: Add CC_HAS_LONG_LONG * config.in: Regenerate with autoheader. * config/mips/tm-mips64.h (FORCE_LONG_LONG): Remove * config/sparc/tm-sp64.h (CC_HAS_LONG_LONG): Remove. * config/mips/tm-vr4300el.h (CC_HAS_LONG_LONG): Remove. * config/mips/tm-vr4300.h (CC_HAS_LONG_LONG): Remove. * config/mips/xm-irix5.h (CC_HAS_LONG_LONG): Remove (PRINTF_HAS_LONG_LONG): Remove. (FORCE_LONG_LONG): Remove. * config/powerpc/xm-aix.h (UINT_MAX): Undef and use gdb's version. * config/convex/xm-convex.h (CC_HAS_LONG_LONG): Remove (PRINTF_HAS_LONG_LONG): Remove. * config/xm-nbsd.h (CC_HAS_LONG_LONG): Remove. (PRINTF_HAS_LONG_LONG): Remove. * config/pa/tm-hppa.h (GET_FIELD): Put parens around subtraction inside shift. Put parens around subtraction in operand of bitwise and. (struct frame_info): Forward declare if __STDC__ defined. (frame_saved_regs): Ditto. (struct value): Ditto. (struct type): Ditto. (struct inferior_status): Ditto. (init_extra_frame_info): Add prototype. (skip_prologue): Ditto. (frameless_function_invocation): Ditto. (frame_chain): Ditto. (frame_chain_valid): Ditto. (saved_pc_after_call): Ditto. (hppa_fix_call_dummy): Ditto. (hppa_push_arguments): Ditto. (pa_do_registers_info): Ditto. (in_solib_call_trampoline): Ditto. (in_solib_return_trampoline): Ditto. (push_dummy_frame): Ditto. * convex-tdep.c (decout): Use print_longest rather than fprintf_filtered. * defs.h: Remove use of FORCE_LONG_LONG and __GNUC__ to set CC_HAS_LONG_LONG. (INT_MIN): Fix so it works correctly when assigned to a long long. * valprint.c (longest_to_int): Rewrite to remove dependence on INT_MIN and INT_MAX. (print_longest): Rewrite the code that falls back to synthesized hex output when LONGEST value is not representable as in a long and printf doesn't support printing long longs. * ch-valprint.c (chill_val_print): Cast 2nd arg of chill_print_type_scalar to LONGEST. chill_print_type_scalar): Make static and add prototype. * hppa-tdep.c (get_field): Ifdef out unused function. (set_field): Ditto. (extract_3): Ditto. (extract_5_store): Ditto. (extract_11): Ditto. (extract_12): Ditto. (deposit_17): Ditto. (extract_14): Convert to static and add prototype. (deposit_14): Ditto. (extract_21): Ditto. (deposit_21): Ditto. (extract_17): Ditto. (extract_5r_store): Ditto. (extract_5R_store): Ditto. (extract_5_load): Ditto. (find_proc_framesize): Ditto. (find_dummy_frame_regs): Ditto. (sign_extend): Ditto. (find_unwind_entry): Add prototype. (find_return_regnum): Ditto. (unwind_command): Ditto. (find_dummy_frame_regs): Add parens around subtraction in operand of bitwise-and. (skip_prologue): Add parens around operands of logical-and inside operand of logical-or. (sign_extend): Add parens around operands of subtraction inside operand of shift. (low_sign_extend): Ditto. * top.c (filename_completer): Convert old style decl of filename_completion_function into prototype. * f-lang.c (patch_common_entries): Ifdef out unused function. * stabsread.c (read_cfront_baseclasses): Remove unused local variable "msg_noterm". (resolve_cfront_continuation): Remove unused local variable "fip". (read_type): Remove unused variable xtypenums. (read_cfront_static_fields): Remove unused variable "i". (read_cfront_static_fields): Remove unused variable "nfields". (read_cfront_member_functions): Add missing comment terminator. (read_cfront_static_fields): Return 1 rather than random value. (read_cfront_baseclasses): Ditto. (read_cfront_baseclasses): Ditto. (read_cfront_baseclasses): Ditto. * somsolib.c (som_solib_create_inferior_hook): Remove unused variable "u". (som_solib_create_inferior_hook): Remove unused variable shadow_contents. (language.h): Add for needed prototypes. (som_solib_sharedlibrary_command): Add prototype. * hpread.c: (hpread_read_array_type): Add prototype. * somread.c (hpread_build_pysmtabs): Add prototype. (hpread_symfile_finish): Ditto. (hpread_symfile_init): Ditto. * hppah-nat.c (fetch_register): Convert old style decl to prototype. (gdbcore.h): Include for needed prototypes. (fetch_register): Remove unused variable "mess". * remote-pa.c (get_offsets): Ifdef out unused function. (remote_start_remote): Remove unused variable "timeout". (boot_board): Add prototype. (reaad_frame): Add prototype. (getpkt): Remove unused variable "bp". (remote_kill): Add prototype. (remote_mourn): Add prototype. (remote_insert_breakpoint): Add prototype. (remote_remove_breakpoint): Add prototype. * valops.c (value_push): Only use if PUSH_ARGUMENTS is not defined. * infcmd.c (do_registers_info): Only need prototype if DO_REGISTERS_INFO is not defined. (breakpoint_auto_delete_contents): Only need if CALL_DUMMY_BREAKPOINT_OFFSET is defined. --- gdb/hppa-tdep.c | 81 +++++++++++++++++++++++++++++++++++++++++++++------------ 1 file changed, 65 insertions(+), 16 deletions(-) (limited to 'gdb/hppa-tdep.c') diff --git a/gdb/hppa-tdep.c b/gdb/hppa-tdep.c index efc8081..63183a4 100644 --- a/gdb/hppa-tdep.c +++ b/gdb/hppa-tdep.c @@ -55,6 +55,37 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "symfile.h" #include "objfiles.h" +static int extract_5_load PARAMS ((unsigned int)); + +static unsigned extract_5R_store PARAMS ((unsigned int)); + +static unsigned extract_5r_store PARAMS ((unsigned int)); + +static void find_dummy_frame_regs PARAMS ((struct frame_info *, + struct frame_saved_regs *)); + +static int find_proc_framesize PARAMS ((CORE_ADDR)); + +static int find_return_regnum PARAMS ((CORE_ADDR)); + +struct unwind_table_entry *find_unwind_entry PARAMS ((CORE_ADDR)); + +static int extract_17 PARAMS ((unsigned int)); + +static unsigned deposit_21 PARAMS ((unsigned int, unsigned int)); + +static int extract_21 PARAMS ((unsigned)); + +static unsigned deposit_14 PARAMS ((int, unsigned int)); + +static int extract_14 PARAMS ((unsigned)); + +static void unwind_command PARAMS ((char *, int)); + +static int low_sign_extend PARAMS ((unsigned int, unsigned int)); + +static int sign_extend PARAMS ((unsigned int, unsigned int)); + static int restore_pc_queue PARAMS ((struct frame_saved_regs *)); static int hppa_alignof PARAMS ((struct type *)); @@ -91,23 +122,26 @@ static void pa_print_fp_reg PARAMS ((int)); /* This assumes that no garbage lies outside of the lower bits of value. */ -int +static int sign_extend (val, bits) unsigned val, bits; { - return (int)(val >> bits - 1 ? (-1 << bits) | val : val); + return (int)(val >> (bits - 1) ? (-1 << bits) | val : val); } /* For many immediate values the sign bit is the low bit! */ -int +static int low_sign_extend (val, bits) unsigned val, bits; { return (int)((val & 0x1 ? (-1 << (bits - 1)) : 0) | val >> 1); } + /* extract the immediate field from a ld{bhw}s instruction */ +#if 0 + unsigned get_field (val, from, to) unsigned val, from, to; @@ -126,18 +160,24 @@ set_field (val, from, to, new_val) /* extract a 3-bit space register number from a be, ble, mtsp or mfsp */ +int extract_3 (word) unsigned word; { return GET_FIELD (word, 18, 18) << 2 | GET_FIELD (word, 16, 17); } - + +#endif + +static int extract_5_load (word) unsigned word; { return low_sign_extend (word >> 16 & MASK_5, 5); } +#if 0 + /* extract the immediate field from a st{bhw}s instruction */ int @@ -147,9 +187,11 @@ extract_5_store (word) return low_sign_extend (word & MASK_5, 5); } +#endif /* 0 */ + /* extract the immediate field from a break instruction */ -unsigned +static unsigned extract_5r_store (word) unsigned word; { @@ -158,7 +200,7 @@ extract_5r_store (word) /* extract the immediate field from a {sr}sm instruction */ -unsigned +static unsigned extract_5R_store (word) unsigned word; { @@ -167,6 +209,8 @@ extract_5R_store (word) /* extract an 11 bit immediate field */ +#if 0 + int extract_11 (word) unsigned word; @@ -174,9 +218,11 @@ extract_11 (word) return low_sign_extend (word & MASK_11, 11); } +#endif + /* extract a 14 bit immediate field */ -int +static int extract_14 (word) unsigned word; { @@ -185,7 +231,7 @@ extract_14 (word) /* deposit a 14 bit constant in a word */ -unsigned +static unsigned deposit_14 (opnd, word) int opnd; unsigned word; @@ -197,7 +243,7 @@ deposit_14 (opnd, word) /* extract a 21 bit constant */ -int +static int extract_21 (word) unsigned word; { @@ -221,7 +267,7 @@ extract_21 (word) usually the top 21 bits of a 32 bit constant, we assume that only the low 21 bits of opnd are relevant */ -unsigned +static unsigned deposit_21 (opnd, word) unsigned opnd, word; { @@ -241,6 +287,8 @@ deposit_21 (opnd, word) /* extract a 12 bit constant from branch instructions */ +#if 0 + int extract_12 (word) unsigned word; @@ -264,10 +312,12 @@ deposit_17 (opnd, word) return word; } +#endif + /* extract a 17 bit constant from branch instructions, returning the 19 bit signed value. */ -int +static int extract_17 (word) unsigned word; { @@ -667,7 +717,7 @@ find_return_regnum(pc) } /* Return size of frame, or -1 if we should use a frame pointer. */ -int +static int find_proc_framesize (pc) CORE_ADDR pc; { @@ -1267,7 +1317,7 @@ push_dummy_frame (inf_status) write_register (SP_REGNUM, sp); } -void +static void find_dummy_frame_regs (frame, frame_saved_regs) struct frame_info *frame; struct frame_saved_regs *frame_saved_regs; @@ -1275,7 +1325,7 @@ find_dummy_frame_regs (frame, frame_saved_regs) CORE_ADDR fp = frame->frame; int i; - frame_saved_regs->regs[RP_REGNUM] = fp - 20 & ~0x3; + frame_saved_regs->regs[RP_REGNUM] = (fp - 20) & ~0x3; frame_saved_regs->regs[FP_REGNUM] = fp; frame_saved_regs->regs[1] = fp + 8; @@ -2520,8 +2570,7 @@ restart: but never were, mask them out and restart. This should only happen in optimized code, and should be very rare. */ - if (save_gr || save_fr - && ! (restart_fr || restart_gr)) + if (save_gr || (save_fr && ! (restart_fr || restart_gr))) { pc = orig_pc; restart_gr = save_gr; -- cgit v1.1