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-rw-r--r--gdb/ChangeLog12
-rw-r--r--gdb/aix-thread.c57
2 files changed, 49 insertions, 20 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b4b1e4f..67f5cd4 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,15 @@
+2013-08-07 Raunaq Bathija <raunaq12@in.ibm.com>
+ Ulrich Weigand <uweigand@de.ibm.com>
+
+ * aixthread.c: Call ptrace64 instead of ptracex if defined.
+ Call ptrace64 instead of ptrace if defined.
+ Add macro addr_ptr to take care of ptrace address argument.
+ (pdc_read_regs): Likewise.
+ (pdc_write_regs): Likewise.
+ (aix_thread_resume): Likewise.
+ (fetch_regs_kernel_thread): Likewise.
+ (store_regs_kernel_thread): Likewise.
+
2013-08-07 Anton Blanchard <anton@samba.org>
* MAINTAINERS: Add myself to Write After Approval.
diff --git a/gdb/aix-thread.c b/gdb/aix-thread.c
index 70f9a3e..806dcbe 100644
--- a/gdb/aix-thread.c
+++ b/gdb/aix-thread.c
@@ -237,7 +237,14 @@ ptrace_check (int req, int id, int ret)
return 0; /* Not reached. */
}
-/* Call ptracex (REQ, ID, ADDR, DATA, BUF). Return success. */
+/* Call ptracex (REQ, ID, ADDR, DATA, BUF) or
+ ptrace64 (REQ, ID, ADDR, DATA, BUF) if HAVE_PTRACE64.
+ Return success. */
+
+#ifdef HAVE_PTRACE64
+# define ptracex(request, pid, addr, data, buf) \
+ ptrace64 (request, pid, addr, data, buf)
+#endif
static int
ptrace64aix (int req, int id, long long addr, int data, int *buf)
@@ -246,14 +253,24 @@ ptrace64aix (int req, int id, long long addr, int data, int *buf)
return ptrace_check (req, id, ptracex (req, id, addr, data, buf));
}
-/* Call ptrace (REQ, ID, ADDR, DATA, BUF). Return success. */
+/* Call ptrace (REQ, ID, ADDR, DATA, BUF) or
+ ptrace64 (REQ, ID, ADDR, DATA, BUF) if HAVE_PTRACE64.
+ Return success. */
+
+#ifdef HAVE_PTRACE64
+# define ptrace(request, pid, addr, data, buf) \
+ ptrace64 (request, pid, addr, data, buf)
+# define addr_ptr long long
+#else
+# define addr_ptr int *
+#endif
static int
-ptrace32 (int req, int id, int *addr, int data, int *buf)
+ptrace32 (int req, int id, addr_ptr addr, int data, int *buf)
{
errno = 0;
return ptrace_check (req, id,
- ptrace (req, id, (int *) addr, data, buf));
+ ptrace (req, id, (addr_ptr) addr, data, buf));
}
/* If *PIDP is a composite process/thread id, convert it to a
@@ -361,7 +378,7 @@ pdc_read_regs (pthdb_user_t user,
/* Floating-point registers. */
if (flags & PTHDB_FLAG_FPRS)
{
- if (!ptrace32 (PTT_READ_FPRS, tid, (void *) fprs, 0, NULL))
+ if (!ptrace32 (PTT_READ_FPRS, tid, (addr_ptr) fprs, 0, NULL))
memset (fprs, 0, sizeof (fprs));
memcpy (context->fpr, fprs, sizeof(fprs));
}
@@ -378,7 +395,7 @@ pdc_read_regs (pthdb_user_t user,
}
else
{
- if (!ptrace32 (PTT_READ_SPRS, tid, (int *) &sprs32, 0, NULL))
+ if (!ptrace32 (PTT_READ_SPRS, tid, (addr_ptr) &sprs32, 0, NULL))
memset (&sprs32, 0, sizeof (sprs32));
memcpy (&context->msr, &sprs32, sizeof(sprs32));
}
@@ -413,13 +430,13 @@ pdc_write_regs (pthdb_user_t user,
ptrace64aix (PTT_WRITE_GPRS, tid,
(unsigned long) context->gpr, 0, NULL);
else
- ptrace32 (PTT_WRITE_GPRS, tid, (int *) context->gpr, 0, NULL);
+ ptrace32 (PTT_WRITE_GPRS, tid, (addr_ptr) context->gpr, 0, NULL);
}
/* Floating-point registers. */
if (flags & PTHDB_FLAG_FPRS)
{
- ptrace32 (PTT_WRITE_FPRS, tid, (int *) context->fpr, 0, NULL);
+ ptrace32 (PTT_WRITE_FPRS, tid, (addr_ptr) context->fpr, 0, NULL);
}
/* Special-purpose registers. */
@@ -432,7 +449,7 @@ pdc_write_regs (pthdb_user_t user,
}
else
{
- ptrace32 (PTT_WRITE_SPRS, tid, (void *) &context->msr, 0, NULL);
+ ptrace32 (PTT_WRITE_SPRS, tid, (addr_ptr) &context->msr, 0, NULL);
}
}
return 0;
@@ -997,10 +1014,10 @@ aix_thread_resume (struct target_ops *ops,
tid[1] = 0;
if (arch64)
- ptrace64aix (PTT_CONTINUE, tid[0], 1,
+ ptrace64aix (PTT_CONTINUE, tid[0], (long long) 1,
gdb_signal_to_host (sig), (void *) tid);
else
- ptrace32 (PTT_CONTINUE, tid[0], (int *) 1,
+ ptrace32 (PTT_CONTINUE, tid[0], (addr_ptr) 1,
gdb_signal_to_host (sig), (void *) tid);
}
}
@@ -1239,7 +1256,7 @@ fetch_regs_kernel_thread (struct regcache *regcache, int regno,
}
else
{
- if (!ptrace32 (PTT_READ_GPRS, tid, gprs32, 0, NULL))
+ if (!ptrace32 (PTT_READ_GPRS, tid, (addr_ptr) gprs32, 0, NULL))
memset (gprs32, 0, sizeof (gprs32));
for (i = 0; i < ppc_num_gprs; i++)
supply_reg32 (regcache, tdep->ppc_gp0_regnum + i, gprs32[i]);
@@ -1253,7 +1270,7 @@ fetch_regs_kernel_thread (struct regcache *regcache, int regno,
|| (regno >= tdep->ppc_fp0_regnum
&& regno < tdep->ppc_fp0_regnum + ppc_num_fprs)))
{
- if (!ptrace32 (PTT_READ_FPRS, tid, (void *) fprs, 0, NULL))
+ if (!ptrace32 (PTT_READ_FPRS, tid, (addr_ptr) fprs, 0, NULL))
memset (fprs, 0, sizeof (fprs));
supply_fprs (regcache, fprs);
}
@@ -1275,7 +1292,7 @@ fetch_regs_kernel_thread (struct regcache *regcache, int regno,
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
- if (!ptrace32 (PTT_READ_SPRS, tid, (int *) &sprs32, 0, NULL))
+ if (!ptrace32 (PTT_READ_SPRS, tid, (addr_ptr) &sprs32, 0, NULL))
memset (&sprs32, 0, sizeof (sprs32));
supply_sprs32 (regcache, sprs32.pt_iar, sprs32.pt_msr, sprs32.pt_cr,
sprs32.pt_lr, sprs32.pt_ctr, sprs32.pt_xer,
@@ -1570,9 +1587,9 @@ store_regs_kernel_thread (const struct regcache *regcache, int regno,
else
{
/* Pre-fetch: some regs may not be in the cache. */
- ptrace32 (PTT_READ_GPRS, tid, gprs32, 0, NULL);
+ ptrace32 (PTT_READ_GPRS, tid, (addr_ptr) gprs32, 0, NULL);
fill_gprs32 (regcache, gprs32);
- ptrace32 (PTT_WRITE_GPRS, tid, gprs32, 0, NULL);
+ ptrace32 (PTT_WRITE_GPRS, tid, (addr_ptr) gprs32, 0, NULL);
}
}
@@ -1584,9 +1601,9 @@ store_regs_kernel_thread (const struct regcache *regcache, int regno,
&& regno < tdep->ppc_fp0_regnum + ppc_num_fprs)))
{
/* Pre-fetch: some regs may not be in the cache. */
- ptrace32 (PTT_READ_FPRS, tid, (void *) fprs, 0, NULL);
+ ptrace32 (PTT_READ_FPRS, tid, (addr_ptr) fprs, 0, NULL);
fill_fprs (regcache, fprs);
- ptrace32 (PTT_WRITE_FPRS, tid, (void *) fprs, 0, NULL);
+ ptrace32 (PTT_WRITE_FPRS, tid, (addr_ptr) fprs, 0, NULL);
}
/* Special-purpose registers. */
@@ -1618,7 +1635,7 @@ store_regs_kernel_thread (const struct regcache *regcache, int regno,
gdb_assert (sizeof (sprs32.pt_iar) == 4);
/* Pre-fetch: some registers won't be in the cache. */
- ptrace32 (PTT_READ_SPRS, tid, (int *) &sprs32, 0, NULL);
+ ptrace32 (PTT_READ_SPRS, tid, (addr_ptr) &sprs32, 0, NULL);
fill_sprs32 (regcache, &tmp_iar, &tmp_msr, &tmp_cr, &tmp_lr,
&tmp_ctr, &tmp_xer, &tmp_fpscr);
@@ -1637,7 +1654,7 @@ store_regs_kernel_thread (const struct regcache *regcache, int regno,
regcache_raw_collect (regcache, tdep->ppc_mq_regnum,
&sprs32.pt_mq);
- ptrace32 (PTT_WRITE_SPRS, tid, (int *) &sprs32, 0, NULL);
+ ptrace32 (PTT_WRITE_SPRS, tid, (addr_ptr) &sprs32, 0, NULL);
}
}
}
generated by cgit v1.1 at 2024-12-19 08:33:45 +0000