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https://sourceware.org/git/binutils-gdb.git
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56056df735
* NEWS: Mention removal of support for hppa*-*-bsd* and hppa*-*-osf* natives, and hppa*-*-pro* target. * config/pa/xm-hppah.h: Do not include "pa/xm-pa.h". * config/pa/xm-pa.h: Obsolete file. * config/pa/xm-hppab.h: Obsolete file. * config/pa/nm-hppab.h: Obsolete file. * config/pa/tm-hppab.h: Obsolete file. * config/pa/tm-hppao.h: Obsolete file. * config/pa/nm-hppao.h: Obsolete file. * config/pa/tm-pro.h: Obsolete file. * config/pa/hppaosf.mt: Obsolete file. * config/pa/hppaosf.mh: Obsolete file. * config/pa/hppapro.mt: Obsolete file. * config/pa/hppabsd.mt: Obsolete file. * config/pa/hppabsd.mh: Obsolete file. * configure.host: Disable hppa*-*-bsd* and hppa*-*-osf*. * configure.tgt: Disable hppa*-*-bsd*, hppa*-*-pro* and hppa*-*-osf*.
99 lines
4.2 KiB
C
99 lines
4.2 KiB
C
// OBSOLETE /* Parameters for execution on an HP PA-RISC machine running OSF1, for GDB.
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// OBSOLETE Contributed by the Center for Software Science at the
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// OBSOLETE University of Utah (pa-gdb-bugs@cs.utah.edu). */
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// OBSOLETE
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// OBSOLETE #include "regcache.h"
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// OBSOLETE
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// OBSOLETE /* Define offsets to access CPROC stack when it does not have
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// OBSOLETE * a kernel thread.
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// OBSOLETE */
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// OBSOLETE #define MACHINE_CPROC_SP_OFFSET 20
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// OBSOLETE #define MACHINE_CPROC_PC_OFFSET 16
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// OBSOLETE #define MACHINE_CPROC_FP_OFFSET 12
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// OBSOLETE
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// OBSOLETE /*
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// OBSOLETE * Software defined PSW masks.
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// OBSOLETE */
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// OBSOLETE #define PSW_SS 0x10000000 /* Kernel managed single step */
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// OBSOLETE
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// OBSOLETE /* Thread flavors used in re-setting the T bit.
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// OBSOLETE * @@ this is also bad for cross debugging.
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// OBSOLETE */
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// OBSOLETE #define TRACE_FLAVOR HP800_THREAD_STATE
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// OBSOLETE #define TRACE_FLAVOR_SIZE HP800_THREAD_STATE_COUNT
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// OBSOLETE #define TRACE_SET(x,state) \
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// OBSOLETE ((struct hp800_thread_state *)state)->cr22 |= PSW_SS
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// OBSOLETE #define TRACE_CLEAR(x,state) \
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// OBSOLETE ((((struct hp800_thread_state *)state)->cr22 &= ~PSW_SS), 1)
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// OBSOLETE
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// OBSOLETE /* For OSF1 (Should be close if not identical to BSD, but I haven't
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// OBSOLETE tested it yet):
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// OBSOLETE
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// OBSOLETE The signal context structure pointer is always saved at the base
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// OBSOLETE of the frame + 0x4.
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// OBSOLETE
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// OBSOLETE We get the PC & SP directly from the sigcontext structure itself.
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// OBSOLETE For other registers we have to dive in a little deeper:
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// OBSOLETE
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// OBSOLETE The hardware save state pointer is at offset 0x10 within the
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// OBSOLETE signal context structure.
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// OBSOLETE
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// OBSOLETE Within the hardware save state, registers are found in the same order
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// OBSOLETE as the register numbers in GDB. */
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// OBSOLETE
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// OBSOLETE #define FRAME_SAVED_PC_IN_SIGTRAMP(FRAME, TMP) \
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// OBSOLETE { \
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// OBSOLETE *(TMP) = read_memory_integer ((FRAME)->frame + 0x4, 4); \
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// OBSOLETE *(TMP) = read_memory_integer (*(TMP) + 0x18, 4); \
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE #define FRAME_BASE_BEFORE_SIGTRAMP(FRAME, TMP) \
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// OBSOLETE { \
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// OBSOLETE *(TMP) = read_memory_integer ((FRAME)->frame + 0x4, 4); \
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// OBSOLETE *(TMP) = read_memory_integer (*(TMP) + 0x8, 4); \
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE #define FRAME_FIND_SAVED_REGS_IN_SIGTRAMP(FRAME, FSR) \
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// OBSOLETE { \
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// OBSOLETE int i; \
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// OBSOLETE CORE_ADDR TMP; \
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// OBSOLETE TMP = read_memory_integer ((FRAME)->frame + 0x4, 4); \
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// OBSOLETE TMP = read_memory_integer (TMP + 0x10, 4); \
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// OBSOLETE for (i = 0; i < NUM_REGS; i++) \
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// OBSOLETE { \
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// OBSOLETE if (i == SP_REGNUM) \
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// OBSOLETE (FSR)->regs[SP_REGNUM] = read_memory_integer (TMP + SP_REGNUM * 4, 4); \
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// OBSOLETE else \
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// OBSOLETE (FSR)->regs[i] = TMP + i * 4; \
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// OBSOLETE } \
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// OBSOLETE }
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// OBSOLETE
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// OBSOLETE /* OSF1 does not need the pc space queue restored. */
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// OBSOLETE #define NO_PC_SPACE_QUEUE_RESTORE
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// OBSOLETE
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// OBSOLETE /* The mach kernel uses the recovery counter to implement single
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// OBSOLETE stepping. While this greatly simplifies the kernel support
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// OBSOLETE necessary for single stepping, it unfortunately does the wrong
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// OBSOLETE thing in the presense of a nullified instruction (gives control
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// OBSOLETE back two insns after the nullifed insn). This is an artifact
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// OBSOLETE of the HP architecture (recovery counter doesn't tick for
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// OBSOLETE nullified insns).
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// OBSOLETE
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// OBSOLETE Do our best to avoid losing in such situations. */
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// OBSOLETE #define INSTRUCTION_NULLIFIED \
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// OBSOLETE (({ \
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// OBSOLETE int ipsw = (int)read_register(IPSW_REGNUM); \
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// OBSOLETE if (ipsw & PSW_N) \
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// OBSOLETE { \
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// OBSOLETE int pcoqt = (int)read_register(PCOQ_TAIL_REGNUM); \
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// OBSOLETE write_register(PCOQ_HEAD_REGNUM, pcoqt); \
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// OBSOLETE write_register(PCOQ_TAIL_REGNUM, pcoqt + 0x4); \
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// OBSOLETE write_register(IPSW_REGNUM, ipsw & ~(PSW_N | PSW_B | PSW_X)); \
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// OBSOLETE stop_pc = pcoqt; \
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// OBSOLETE } \
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// OBSOLETE }), 0)
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// OBSOLETE
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// OBSOLETE /* It's mostly just the common stuff. */
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// OBSOLETE
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// OBSOLETE #include "pa/tm-hppa.h"
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