The kgdb test suite mimics the behavior of gdb. For the sh
architecture the pc must be decremented by 2 for software breakpoint.
Signed-off-by: Jason Wessel <jason.wes...@windriver.com>
Acked-by: Paul Mundt <let...@linux-sh.org>
---
drivers/misc/kgdbts.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c
index fcb6ec1..7245023 100644
--- a/drivers/misc/kgdbts.c
+++ b/drivers/misc/kgdbts.c
@@ -295,6 +295,10 @@ static int check_and_rewind_pc(char *put_str, char *arg)
/* On x86 a breakpoint stop requires it to be decremented */
if (addr + 1 == kgdbts_regs.ip)
offset = -1;
+#elif defined(CONFIG_SUPERH)
+ /* On SUPERH a breakpoint stop requires it to be decremented */
+ if (addr + 2 == kgdbts_regs.pc)
+ offset = -2;
#endif
if (strcmp(arg, "silent") &&
instruction_pointer(&kgdbts_regs) + offset != addr) {
@@ -305,6 +309,8 @@ static int check_and_rewind_pc(char *put_str, char *arg)
#ifdef CONFIG_X86
/* On x86 adjust the instruction pointer if needed */
kgdbts_regs.ip += offset;
+#elif defined(CONFIG_SUPERH)
+ kgdbts_regs.pc += offset;
#endif
return 0;
}
--
1.6.4.rc1
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