[commit] Add comments in ravenscar_sparc_fetch_registers.
Joel Brobecker
brobecker@adacore.com
Wed Oct 24 19:10:00 GMT 2012
From: Tristan Gingold <gingold@adacore.com>
Hello,
Some comments added by Tristan...
gdb/ChangeLog:
* ravenscar-sparc-thread.c (ravenscar_sparc_fetch_registers):
Add comments.
Checked in.
---
gdb/ChangeLog | 5 +++++
gdb/ravenscar-sparc-thread.c | 4 ++++
2 files changed, 9 insertions(+)
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index be3bb1c..cc24b22 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2012-10-24 Tristan Gingold <gingold@adacore.com>
+
+ * ravenscar-sparc-thread.c (ravenscar_sparc_fetch_registers):
+ Add comments.
+
2012-10-24 Joel Brobecker <brobecker@adacore.com>
* ravenscar-thread.c (ravenscar_wait): Only update the list
diff --git a/gdb/ravenscar-sparc-thread.c b/gdb/ravenscar-sparc-thread.c
index 9132109..2a27a63 100644
--- a/gdb/ravenscar-sparc-thread.c
+++ b/gdb/ravenscar-sparc-thread.c
@@ -112,12 +112,16 @@ ravenscar_sparc_fetch_registers (struct regcache *regcache, int regnum)
CORE_ADDR thread_descriptor_address;
ULONGEST stack_address;
+ /* The tid is the thread_id field, which is a pointer to the thread. */
thread_descriptor_address = (CORE_ADDR) ptid_get_tid (inferior_ptid);
+
+ /* Read the saved SP in the context buffer. */
current_address = thread_descriptor_address
+ sparc_register_offsets [sp_regnum];
supply_register_at_address (regcache, sp_regnum, current_address);
regcache_cooked_read_unsigned (regcache, sp_regnum, &stack_address);
+ /* Read registers. */
for (current_regnum = 0; current_regnum < num_regs; current_regnum ++)
{
if (register_in_thread_descriptor_p (current_regnum))
--
1.7.9.5
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