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authorLuis Machado <luis.machado@linaro.org>2020-03-04 13:08:13 -0300
committerLuis Machado <luis.machado@linaro.org>2020-03-04 13:12:17 -0300
commit440cf44eb0f70830b8d8ac35289f84129c7a35c1 (patch)
treea9b87cebe881a6aa2abadb66b1f1a25a328a40e3 /gdb
parent0bab6cf11655d310690e48d7c07b4aa28a87026d (diff)
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Revert "gdb: Do not print empty-group regs when printing general ones"
Revert the change since it breaks existing behavior of "info registers" for some architectures. At least AArch64 and ARM are impacted by this change. gdb/ChangeLog: 2020-03-04 Luis Machado <luis.machado@linaro.org> Revert aa66aac47b4dd38f9524ddb5546c08cc09930d37 due to regressions in "info registers" for AArch64/ARM. The change caused "info registers" to not print GPR's. gdb/ChangeLog: 2020-02-01 Shahab Vahedi <shahab@synopsys.com> * target-descriptions.c (tdesc_register_in_reggroup_p): Return 0 when reg->group is empty and reggroup is not.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog14
-rw-r--r--gdb/target-descriptions.c13
2 files changed, 19 insertions, 8 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index edb8781..36b3f3d 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,17 @@
+2020-03-04 Luis Machado <luis.machado@linaro.org>
+
+ Revert aa66aac47b4dd38f9524ddb5546c08cc09930d37 due to regressions
+ in "info registers" for AArch64/ARM.
+
+ The change caused "info registers" to not print GPR's.
+
+ gdb/ChangeLog:
+
+ 2020-02-01 Shahab Vahedi <shahab@synopsys.com>
+
+ * target-descriptions.c (tdesc_register_in_reggroup_p): Return 0
+ when reg->group is empty and reggroup is not.
+
2020-03-03 Tom Tromey <tromey@adacore.com>
* dwarf2/frame.c (struct dwarf2_frame_cache)
diff --git a/gdb/target-descriptions.c b/gdb/target-descriptions.c
index 06f42a1b..04711ba 100644
--- a/gdb/target-descriptions.c
+++ b/gdb/target-descriptions.c
@@ -977,16 +977,13 @@ tdesc_register_in_reggroup_p (struct gdbarch *gdbarch, int regno,
{
struct tdesc_reg *reg = tdesc_find_register (gdbarch, regno);
- if (reg != NULL)
- {
- if (reggroup == all_reggroup)
+ if (reg != NULL && !reg->group.empty ()
+ && (reg->group == reggroup_name (reggroup)))
return 1;
- else if (reggroup == save_reggroup || reggroup == restore_reggroup)
- return reg->save_restore;
- else
- return (int) (reg->group == reggroup_name (reggroup));
- }
+ if (reg != NULL
+ && (reggroup == save_reggroup || reggroup == restore_reggroup))
+ return reg->save_restore;
return -1;
}