/* Parameters for execution on any Hewlett-Packard PA-RISC machine.
- Copyright 1986, 1987, 1989, 1990, 1991, 1992, 1993, 1995
- Free Software Foundation, Inc.
+ Copyright 1986, 1987, 1989, 1990, 1991, 1992, 1993, 1995, 1999, 2000
+ Free Software Foundation, Inc.
Contributed by the Center for Software Science at the
University of Utah (pa-gdb-bugs@cs.utah.edu).
gotten working yet. */
#define GDB_TARGET_IS_HPPA_20W
-/* The low two bits of the IA are the privilege level of the instruction. */
-#include "pa/tm-hppah.h"
-
-#define HPUX_1100 1
-
-#define ADDR_BITS_REMOVE(addr) ((CORE_ADDR)addr & (CORE_ADDR)~3)
-
-/* Say how long (ordinary) registers are. This is used in
- push_word and a few other places, but REGISTER_RAW_SIZE is
- the real way to know how big a register is. */
-
-#undef REGISTER_SIZE
-#define REGISTER_SIZE 8
-
-/* Number of bytes of storage in the actual machine representation
- for register N. On the PA-RISC 2.0, all regs are 8 bytes, including
- the FP registers (they're accessed as two 4 byte halves). */
-
-#undef REGISTER_RAW_SIZE
-#define REGISTER_RAW_SIZE(N) 8
-
-/* Largest value REGISTER_RAW_SIZE can have. */
-
-#undef MAX_REGISTER_RAW_SIZE
-#define MAX_REGISTER_RAW_SIZE 8
-
-/* Total amount of space needed to store our copies of the machine's
- register state, the array `registers'. */
+/* NOTE: cagney/2003-07-27: Using CC='cc +DA2.0W -Ae' configure
+ hppa64-hp-hpux11.00; GDB managed to build / start / break main /
+ run with multi-arch enabled. Not sure about much else as there
+ appears to be an unrelated problem in the SOM symbol table reader
+ causing GDB to lose line number information. Since prior to this
+ switch and a other recent tweaks, 64 bit PA hadn't been building
+ for some months, this is probably the lesser of several evils. */
+#define GDB_MULTI_ARCH GDB_MULTI_ARCH_PARTIAL
-#undef REGISTER_BYTES
-#define REGISTER_BYTES (NUM_REGS * 8)
-
-/* Index within `registers' of the first byte of the space for
- register N. */
-
-#undef REGISTER_BYTE
-#define REGISTER_BYTE(N) ((N) * 8)
-
-#undef REGISTER_VIRTUAL_TYPE
-#define REGISTER_VIRTUAL_TYPE(N) \
- ((N) < FP4_REGNUM ? builtin_type_unsigned_long_long : builtin_type_double)
-
-
-/* Number of machine registers */
-#undef NUM_REGS
-#define NUM_REGS 96
-
-/* Initializer for an array of names of registers.
- There should be NUM_REGS strings in this initializer.
- They are in rows of eight entries */
-#undef REGISTER_NAMES
-#define REGISTER_NAMES \
- {"flags", "r1", "rp", "r3", "r4", "r5", "r6", "r7", \
- "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \
- "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", \
- "r24", "r25", "r26", "dp", "ret0", "ret1", "sp", "r31", \
- "sar", "pcoqh", "pcsqh", "pcoqt", "pcsqt", "eiem", "iir", "isr", \
- "ior", "ipsw", "goto", "sr4", "sr0", "sr1", "sr2", "sr3", \
- "sr5", "sr6", "sr7", "cr0", "cr8", "cr9", "ccr", "cr12", \
- "cr13", "cr24", "cr25", "cr26", "mpsfu_high","mpsfu_low","mpsfu_ovflo","pad",\
- "fpsr", "fpe1", "fpe2", "fpe3", "fr4", "fr5", "fr6", "fr7", \
- "fr8", "fr9", "fr10", "fr11", "fr12", "fr13", "fr14", "fr15", \
- "fr16", "fr17", "fr18", "fr19", "fr20", "fr21", "fr22", "fr23", \
- "fr24", "fr25", "fr26", "fr27", "fr28", "fr29", "fr30", "fr31"}
+#include "pa/tm-hppah.h"
-#undef FP0_REGNUM
#undef FP4_REGNUM
-#define FP0_REGNUM 64 /* floating point reg. 0 (fspr)*/
#define FP4_REGNUM 68
-
-/* Redefine some target bit sizes from the default. */
-
-/* Number of bits in a long or unsigned long for the target machine. */
-
-#define TARGET_LONG_BIT 64
-
-/* Number of bits in a long long or unsigned long long for the
- target machine. */
-
-#define TARGET_LONG_LONG_BIT 64
-
-/* Number of bits in a pointer for the target machine */
-
-#define TARGET_PTR_BIT 64
-
-/* Argument Pointer Register */
-#define AP_REGNUM 29
-
+#define AP_REGNUM 29 /* Argument Pointer Register */
#define DP_REGNUM 27
-
#define FP5_REGNUM 70
-
#define SR5_REGNUM 48
-#undef FRAME_ARGS_ADDRESS
-#define FRAME_ARGS_ADDRESS(fi) ((fi)->ap)
-
-/* We access locals from SP. This may not work for frames which call
- alloca; for those, we may need to consult unwind tables.
- jimb: FIXME. */
-#undef FRAME_LOCALS_ADDRESS
-#define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame)
-
-#define INIT_FRAME_AP init_frame_ap
-
-#define EXTRA_FRAME_INFO \
- CORE_ADDR ap;
/* For a number of horrible reasons we may have to adjust the location
of variables on the stack. Ugh. jimb: why? */
#define HPREAD_ADJUST_STACK_ADDRESS(ADDR) hpread_adjust_stack_address(ADDR)
-extern int hpread_adjust_stack_address PARAMS ((CORE_ADDR));
+extern int hpread_adjust_stack_address (CORE_ADDR);
/* jimb: omitted dynamic linking stuff here */
0xe820f0000fb110d3LL, 0x0001000400151820LL,\
0xe6c0000008000240LL}
-#define CALL_DUMMY_BREAKPOINT_OFFSET_P 1
-#define CALL_DUMMY_BREAKPOINT_OFFSET 22 * 4
-
-/* CALL_DUMMY_LENGTH is computed based on the size of a word on the target
- machine, not the size of an instruction. Since a word on this target
- holds two instructions we have to divide the instruction size by two to
- get the word size of the dummy. */
-#undef CALL_DUMMY_LENGTH
-#define CALL_DUMMY_LENGTH (INSTRUCTION_SIZE * 26 / 2)
-
-/* The PA64 ABI mandates a 16 byte stack alignment. */
-#undef STACK_ALIGN
-#define STACK_ALIGN(arg) ( ((arg)%16) ? (((arg)+15)&-16) : (arg))
-
/* The PA64 ABI reserves 64 bytes of stack space for outgoing register
parameters. */
#undef REG_PARM_STACK_SPACE
#define REG_PARM_STACK_SPACE 64
-/* Arguments grow in the normal direction for the PA64 port. */
-#undef ARGS_GROW_DOWNWARD
+/* Use the 64-bit calling conventions designed for the PA2.0 in wide mode. */
+#define PA20W_CALLING_CONVENTIONS
#undef FUNC_LDIL_OFFSET
#undef FUNC_LDO_OFFSET
#undef SR4EXPORT_LDIL_OFFSET
#undef SR4EXPORT_LDO_OFFSET
-#undef CALL_DUMMY_LOCATION
-
-#undef REG_STRUCT_HAS_ADDR
-
-#undef EXTRACT_RETURN_VALUE
-/* RM: floats are returned in FR4R, doubles in FR4
- * integral values are in r28, padded on the left
- * aggregates less that 65 bits are in r28, right padded
- * aggregates upto 128 bits are in r28 and r29, right padded
- */
-#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
- { \
- if (TYPE_CODE (TYPE) == TYPE_CODE_FLT && !SOFT_FLOAT) \
- memcpy ((VALBUF), \
- ((char *)(REGBUF)) + REGISTER_BYTE (FP4_REGNUM) + \
- (REGISTER_SIZE - TYPE_LENGTH (TYPE)), \
- TYPE_LENGTH (TYPE)); \
- else if (is_integral_type(TYPE) || SOFT_FLOAT) \
- memcpy ((VALBUF), \
- (char *)(REGBUF) + REGISTER_BYTE (28) + \
- (REGISTER_SIZE - TYPE_LENGTH (TYPE)), \
- TYPE_LENGTH (TYPE)); \
- else if (TYPE_LENGTH (TYPE) <= 8) \
- memcpy ((VALBUF), \
- (char *)(REGBUF) + REGISTER_BYTE (28), \
- TYPE_LENGTH (TYPE)); \
- else if (TYPE_LENGTH (TYPE) <= 16) \
- { \
- memcpy ((VALBUF), \
- (char *)(REGBUF) + REGISTER_BYTE (28), \
- 8); \
- memcpy (((char *) VALBUF + 8), \
- (char *)(REGBUF) + REGISTER_BYTE (29), \
- TYPE_LENGTH (TYPE) - 8); \
- } \
- }
-
-/* RM: struct upto 128 bits are returned in registers */
-#undef USE_STRUCT_CONVENTION
-#define USE_STRUCT_CONVENTION(gcc_p, value_type)\
- (TYPE_LENGTH (value_type) > 16)
-
-/* RM: for return command */
-#undef STORE_RETURN_VALUE
-#define STORE_RETURN_VALUE(TYPE,VALBUF) \
- { \
- if (TYPE_CODE (TYPE) == TYPE_CODE_FLT && !SOFT_FLOAT) \
- write_register_bytes \
- (REGISTER_BYTE (FP4_REGNUM) + \
- (REGISTER_SIZE - TYPE_LENGTH (TYPE)), \
- (VALBUF), \
- TYPE_LENGTH (TYPE)); \
- else if (is_integral_type(TYPE) || SOFT_FLOAT) \
- write_register_bytes \
- (REGISTER_BYTE (28) + \
- (REGISTER_SIZE - TYPE_LENGTH (TYPE)), \
- (VALBUF), \
- TYPE_LENGTH (TYPE)); \
- else if (TYPE_LENGTH (TYPE) <= 8) \
- write_register_bytes \
- ( REGISTER_BYTE (28), \
- (VALBUF), \
- TYPE_LENGTH (TYPE)); \
- else if (TYPE_LENGTH (TYPE) <= 16) \
- { \
- write_register_bytes \
- (REGISTER_BYTE (28), \
- (VALBUF), \
- 8); \
- write_register_bytes \
- (REGISTER_BYTE (29), \
- ((char *) VALBUF + 8), \
- TYPE_LENGTH (TYPE) - 8); \
- } \
- }
-/* RM: these are the PA64 equivalents of the macros in tm-hppah.h --
- * see comments there. For PA64, the save_state structure is at an
- * offset of 24 32-bit words from the sigcontext structure. The 64 bit
- * general registers are at an offset of 640 bytes from the beginning of the
- * save_state structure, and the floating pointer register are at an offset
- * of 256 bytes from the beginning of the save_state structure.
- */
#undef FRAME_SAVED_PC_IN_SIGTRAMP
+extern void hppa64_hpux_frame_saved_pc_in_sigtramp (struct frame_info *fi,
+ CORE_ADDR *tmp);
#define FRAME_SAVED_PC_IN_SIGTRAMP(FRAME, TMP) \
-{ \
- *(TMP) = read_memory_integer ((FRAME)->frame + (24 * 4) + 640 + (33 * 8), 8); \
-}
+ hppa64_hpux_frame_saved_pc_in_sigtramp (FRAME, TMP)
#undef FRAME_BASE_BEFORE_SIGTRAMP
+extern void hppa64_hpux_frame_base_before_sigtramp (struct frame_info *fi,
+ CORE_ADDR *tmp);
#define FRAME_BASE_BEFORE_SIGTRAMP(FRAME, TMP) \
-{ \
- *(TMP) = read_memory_integer ((FRAME)->frame + (24 * 4) + 640 + (30 * 8), 8); \
-}
+ hppa64_hpux_frame_base_before_sigtramp (FRAME, TMP)
#undef FRAME_FIND_SAVED_REGS_IN_SIGTRAMP
+extern void hppa64_hpux_frame_find_saved_regs_in_sigtramp
+ (struct frame_info *fi, CORE_ADDR *fsr);
#define FRAME_FIND_SAVED_REGS_IN_SIGTRAMP(FRAME, FSR) \
-{ \
- int i; \
- CORE_ADDR TMP1, TMP2; \
- TMP1 = (FRAME)->frame + (24 * 4) + 640; \
- TMP2 = (FRAME)->frame + (24 * 4) + 256; \
- for (i = 0; i < NUM_REGS; i++) \
- { \
- if (i == SP_REGNUM) \
- (FSR)->regs[SP_REGNUM] = read_memory_integer (TMP1 + SP_REGNUM * 8, 8); \
- else if (i >= FP0_REGNUM) \
- (FSR)->regs[i] = TMP2 + (i - FP0_REGNUM) * 8; \
- else \
- (FSR)->regs[i] = TMP1 + i * 8; \
- } \
-}
+ hppa64_hpux_frame_find_saved_regs_in_sigtramp (FRAME, FSR)
/* jimb: omitted purify call support */
projects / deliverable / binutils-gdb.git / blobdiff