diff options
Diffstat (limited to 'packages/gdb/8.2.1/0002-xtensa-make-sure-ar_base-is-initialized.patch')
| -rw-r--r-- | packages/gdb/8.2.1/0002-xtensa-make-sure-ar_base-is-initialized.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/packages/gdb/8.2.1/0002-xtensa-make-sure-ar_base-is-initialized.patch b/packages/gdb/8.2.1/0002-xtensa-make-sure-ar_base-is-initialized.patch new file mode 100644 index 0000000..8c0ffa1 --- /dev/null +++ b/packages/gdb/8.2.1/0002-xtensa-make-sure-ar_base-is-initialized.patch @@ -0,0 +1,30 @@ +From 208ea73d38c9c16cf983b6419f58050dbadcb6a9 Mon Sep 17 00:00:00 2001 +From: Max Filippov <jcmvbkbc@gmail.com> +Date: Sun, 7 Jun 2015 22:43:49 +0300 +Subject: [PATCH 2/2] xtensa: make sure ar_base is initialized + +ar_base is uninitialized for cores w/o windowed registers as their +regmap doesn't have register 0x0100. +Check that ar_base is initialized and if not initialize it with a0_base. + +gdb/ + * xtensa-tdep.c (xtensa_derive_tdep): Make sure ar_base is + initialized. + +Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> +--- + gdb/xtensa-tdep.c | 3 +++ + 1 file changed, 3 insertions(+) + +--- a/gdb/xtensa-tdep.c ++++ b/gdb/xtensa-tdep.c +@@ -3151,6 +3151,9 @@ + if (tdep->num_regs == 0) + tdep->num_regs = tdep->num_nopriv_regs; + ++ if (tdep->ar_base == -1) ++ tdep->ar_base = tdep->a0_base; ++ + /* Number of pseudo registers. */ + tdep->num_pseudo_regs = n - tdep->num_regs; + |