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sp64.mt: New file.
tm-sp64.h (FRAME_CHAIN, FRAME_SAVED_PC): Deleted. (PRINT_REGISTER_HOOK): Call new fn sparc_print_register_hook.
This commit is contained in:
David Edelsohn
parent
f751f474f4
commit
3b22d69a5f
@ -14,7 +14,8 @@
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Do-first:
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if ( echo $* | grep keep\-v9 > /dev/null ) ; then
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keep_these_too="sp64sim.mt tm-sp64.h tm-sp64sim.h"
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# sp64sim.h tm-sp64sim.h not currently used. Left in for now.
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keep_these_too="sp64.mt tm-sp64.h sp64sim.h tm-sp64sim.h"
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fi
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# All files listed between the "Things-to-keep:" line and the
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17
gdb/config/sparc/sp64.mt
Normal file
17
gdb/config/sparc/sp64.mt
Normal file
@ -0,0 +1,17 @@
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# Target: SPARC64 (with simulator)
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# FIXME: May not always want the simulator.
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# Need gcc for long long support.
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CC = gcc
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# Regular "have long long" detection is disabled for now.
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MH_CFLAGS = -DFORCE_LONG_LONG -I${srcdir}/../sim/sp64
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SIMFILES = remote-sp64sim.o ../sim/sp64/libsim.a
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# solib.o and procfs.o taken out for now. We don't have shared libraries yet,
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# and the elf version requires procfs.o but the a.out version doesn't.
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# Then again, having procfs.o in a target makefile fragment seems wrong.
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TDEPFILES = exec.o sparc-pinsn.o sparc-tdep.o sp64-tdep.o $(SIMFILES)
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# configure.in requires "TM_FILE= ".
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TM_FILE= tm-sp64.h
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@ -129,6 +129,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#define FP0_REGNUM 32 /* Floating point register 0 */
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#endif
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#define FP_MAX_REGNUM 80 /* 1 + last fp reg number */
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/* #undef v8 misc. regs */
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#undef Y_REGNUM
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@ -177,7 +179,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#define FCC2_REGNUM (C0_REGNUM + 45) /* floating point condition code reg 1 */
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#define FCC3_REGNUM (C0_REGNUM + 46) /* floating point condition code reg 2 */
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/* KLUDGE ALERT: PS_REGNUM is for a priviledged v8 register which doesn't exist
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/* FIXME: PS_REGNUM is for a priviledged v8 register which doesn't exist
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in v9 (in the same form). We use bits of sparc-tdep.c which requires
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PS_REGNUM. So define it here to be an unused ASR reg so sparc-tdep.c will
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compile. What we really want to do is put some conditionals in sparc-tdep.c
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@ -198,8 +200,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#define REGISTER_BYTE(N) \
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((N) < 32 ? (N)*8 \
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: (N) < 64 ? 32*8 + ((N)-32)*4 \
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: (N) < 80 ? 32*8 + 32*4 + ((N)-64)*8 \
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: 64*8 + ((N)-80)*8)
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: (N) < C0_REGNUM ? 32*8 + 32*4 + ((N)-64)*8 \
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: 64*8 + ((N)-C0_REGNUM)*8)
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/* Number of bytes of storage in the actual machine representation
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for register N. */
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@ -292,25 +294,6 @@ extern int target_ptr_bit;
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extern CORE_ADDR
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sparc64_extract_struct_value_address PARAMS ((char [REGISTER_BYTES]));
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/* FRAME_CHAIN takes a frame's nominal address
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and produces the frame's chain-pointer. */
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/* FIXME: This won't be needed when sparc_frame_chain() is upgraded to
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handle us and them (a trivial thing to do). */
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#undef FRAME_CHAIN
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#define FRAME_CHAIN(thisframe) (sparc64_frame_chain (thisframe))
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extern CORE_ADDR
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sparc64_frame_chain ();
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/* Where is the PC for a specific frame */
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/* FIXME: This won't be needed when [sparc_]frame_saved_pc() is upgraded
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to handle us and them (a trivial thing to do). */
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#undef FRAME_SAVED_PC
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#define FRAME_SAVED_PC(FRAME) sparc64_frame_saved_pc (FRAME)
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extern CORE_ADDR
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sparc64_frame_saved_pc ();
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/* Return number of bytes at start of arglist that are not really args. */
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@ -331,15 +314,37 @@ extern void single_step ();
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#undef FRAME_SPECIFICATION_DYADIC
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#define FRAME_SPECIFICATION_DYADIC
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/* To print every pair of float registers as a double, we use this hook. */
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/* To print every pair of float registers as a double, we use this hook.
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We also print the condition code registers in a readable format
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(FIXME: can expand this to all control regs). */
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#undef PRINT_REGISTER_HOOK
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#define PRINT_REGISTER_HOOK(regno) \
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if (((unsigned) (regno) - FP0_REGNUM < 64) \
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&& ((regno) & 1) == 0) { \
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char doublereg[8]; /* two float regs */ \
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if (!read_relative_register_raw_bytes (i, doublereg)) { \
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printf("\t"); \
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print_floating (doublereg, builtin_type_double, stdout); \
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} \
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}
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sparc_print_register_hook (regno)
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/* Offsets into jmp_buf.
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FIXME: This was borrowed from the v8 stuff and will probably have to change
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for v9. */
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#define JB_ELEMENT_SIZE 8 /* Size of each element in jmp_buf */
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#define JB_ONSSTACK 0
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#define JB_SIGMASK 1
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#define JB_SP 2
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#define JB_PC 3
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#define JB_NPC 4
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#define JB_PSR 5
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#define JB_G1 6
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#define JB_O0 7
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#define JB_WBCNT 8
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/* Figure out where the longjmp will land. We expect that we have just entered
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longjmp and haven't yet setup the stack frame, so the args are still in the
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output regs. %o0 (O0_REGNUM) points at the jmp_buf structure from which we
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extract the pc (JB_PC) that we will land at. The pc is copied into ADDR.
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This routine returns true on success */
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extern int
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get_longjmp_target PARAMS ((CORE_ADDR *));
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#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)
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