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authorRichard Henderson <rth@redhat.com>2003-01-31 18:28:25 +0000
committerRichard Henderson <rth@redhat.com>2003-01-31 18:28:25 +0000
commit87d1b352c895bc2a690e0aa75df73e4cf0c168b3 (patch)
treea8442be8fc4081b028a486f9e28e93306330a2c5
parentc48861fb9350162456bb07948643aeca6fa06e90 (diff)
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* alpha-nat.c (REGISTER_PTRACE_ADDR): Merge into ...
(register_addr): ... here. Support ALPHA_UNIQUE_REGNUM. (fetch_elf_core_registers): Support ALPHA_UNIQUE_REGNUM. * alpha-tdep.c (alpha_register_name): Add "unique". * alpha-tdep.h (ALPHA_NUM_REGS): Increment. (ALPHA_UNIQUE_REGNUM): New. * config/alpha/nm-linux.h (ALPHA_UNIQUE_PTRACE_ADDR): New.
-rw-r--r--gdb/ChangeLog10
-rw-r--r--gdb/alpha-nat.c31
-rw-r--r--gdb/alpha-tdep.c2
-rw-r--r--gdb/alpha-tdep.h3
-rw-r--r--gdb/config/alpha/nm-linux.h7
5 files changed, 39 insertions, 14 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index a01a894..4c225a9 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,13 @@
+2003-01-31 Richard Henderson <rth@redhat.com>
+
+ * alpha-nat.c (REGISTER_PTRACE_ADDR): Merge into ...
+ (register_addr): ... here. Support ALPHA_UNIQUE_REGNUM.
+ (fetch_elf_core_registers): Support ALPHA_UNIQUE_REGNUM.
+ * alpha-tdep.c (alpha_register_name): Add "unique".
+ * alpha-tdep.h (ALPHA_NUM_REGS): Increment.
+ (ALPHA_UNIQUE_REGNUM): New.
+ * config/alpha/nm-linux.h (ALPHA_UNIQUE_PTRACE_ADDR): New.
+
2003-01-31 Andrew Cagney <ac131313@redhat.com>
* README: Remove reference to Ericsson 1800 monitor.
diff --git a/gdb/alpha-nat.c b/gdb/alpha-nat.c
index f315508..548869b 100644
--- a/gdb/alpha-nat.c
+++ b/gdb/alpha-nat.c
@@ -1,5 +1,5 @@
/* Low level Alpha interface, for GDB when running native.
- Copyright 1993, 1995, 1996, 1998, 1999, 2000, 2001
+ Copyright 1993, 1995, 1996, 1998, 1999, 2000, 2001, 2003
Free Software Foundation, Inc.
This file is part of GDB.
@@ -149,25 +149,36 @@ fetch_elf_core_registers (char *core_reg_sect, unsigned core_reg_size,
memset (&deprecated_registers[REGISTER_BYTE (ALPHA_ZERO_REGNUM)], 0, 8);
memset (&deprecated_register_valid[ALPHA_V0_REGNUM], 1, 32);
deprecated_register_valid[PC_REGNUM] = 1;
+
+ if (core_reg_size >= 33 * 8)
+ {
+ memcpy (&deprecated_registers[REGISTER_BYTE (ALPHA_UNIQUE_REGNUM)],
+ core_reg_sect + 32 * 8, 8);
+ deprecated_register_valid[ALPHA_UNIQUE_REGNUM] = 1;
+ }
}
}
/* Map gdb internal register number to a ptrace ``address''.
- These ``addresses'' are defined in <sys/ptrace.h> */
+ These ``addresses'' are defined in <sys/ptrace.h>, with
+ the exception of ALPHA_UNIQUE_PTRACE_ADDR. */
-#define REGISTER_PTRACE_ADDR(regno) \
- (regno < FP0_REGNUM ? GPR_BASE + (regno) \
- : regno == PC_REGNUM ? PC \
- : regno >= FP0_REGNUM ? FPR_BASE + ((regno) - FP0_REGNUM) \
- : 0)
-
-/* Return the ptrace ``address'' of register REGNO. */
+#ifndef ALPHA_UNIQUE_PTRACE_ADDR
+#define ALPHA_UNIQUE_PTRACE_ADDR 0
+#endif
CORE_ADDR
register_addr (int regno, CORE_ADDR blockend)
{
- return REGISTER_PTRACE_ADDR (regno);
+ if (regno == PC_REGNUM)
+ return PC;
+ if (regno == ALPHA_UNIQUE_REGNUM)
+ return ALPHA_UNIQUE_PTRACE_ADDR;
+ if (regno < FP0_REGNUM)
+ return GPR_BASE + regno;
+ else
+ return FPR_BASE + regno - FP0_REGNUM;
}
int
diff --git a/gdb/alpha-tdep.c b/gdb/alpha-tdep.c
index 9cca20d..cf5abc8 100644
--- a/gdb/alpha-tdep.c
+++ b/gdb/alpha-tdep.c
@@ -288,7 +288,7 @@ alpha_register_name (int regno)
"f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
"f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
"f24", "f25", "f26", "f27", "f28", "f29", "f30", "fpcr",
- "pc", "vfp",
+ "pc", "vfp", "unique",
};
if (regno < 0)
diff --git a/gdb/alpha-tdep.h b/gdb/alpha-tdep.h
index 6a75ca7..76f91f3 100644
--- a/gdb/alpha-tdep.h
+++ b/gdb/alpha-tdep.h
@@ -28,7 +28,7 @@
#define ALPHA_REGISTER_SIZE 8
/* Number of machine registers. */
-#define ALPHA_NUM_REGS 66
+#define ALPHA_NUM_REGS 67
/* Total amount of space needed to store our copies of the machine's
register state. */
@@ -61,6 +61,7 @@
#define ALPHA_FPCR_REGNUM 63 /* Floating point control register */
#define ALPHA_PC_REGNUM 64 /* Contains program counter */
#define ALPHA_FP_REGNUM 65 /* Virtual frame pointer */
+#define ALPHA_UNIQUE_REGNUM 66 /* PAL_rduniq value */
/* The alpha has two different virtual pointers for arguments and locals.
diff --git a/gdb/config/alpha/nm-linux.h b/gdb/config/alpha/nm-linux.h
index fed32e7..9e99b33 100644
--- a/gdb/config/alpha/nm-linux.h
+++ b/gdb/config/alpha/nm-linux.h
@@ -1,7 +1,7 @@
/* Native definitions for alpha running GNU/Linux.
- Copyright 1993, 1994, 1996, 1998, 2000, 2001, 2002 Free Software
- Foundation, Inc.
+ Copyright 1993, 1994, 1996, 1998, 2000, 2001, 2002, 2003
+ Free Software Foundation, Inc.
This file is part of GDB.
@@ -45,4 +45,7 @@
pointer to the first register. */
#define ALPHA_REGSET_BASE(regsetp) ((long *) (regsetp))
+/* The address of UNIQUE for ptrace. */
+#define ALPHA_UNIQUE_PTRACE_ADDR 65
+
#endif /* NM_LINUX_H */