diff options
| author | Daniel Jacobowitz <drow@false.org> | 2005-03-29 16:57:30 +0000 |
|---|---|---|
| committer | Daniel Jacobowitz <drow@false.org> | 2005-03-29 16:57:30 +0000 |
| commit | 498b1f8763c6df04348266deefaa688eee6d4862 (patch) | |
| tree | 5e30a15995949ffb6237fc9966e8eb572a730872 /gdb | |
| parent | 842e1f1ec460584708d95aa7ecab7536c047b29e (diff) | |
| download | gdb-498b1f8763c6df04348266deefaa688eee6d4862.zip gdb-498b1f8763c6df04348266deefaa688eee6d4862.tar.gz gdb-498b1f8763c6df04348266deefaa688eee6d4862.tar.bz2 | |
* arm-linux-tdep.c (arm_linux_thumb_be_breakpoint)
(arm_linux_thumb_le_breakpoint): New. Update comments.
(arm_linux_init_abi): Set Thumb breakpoints also.
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 6 | ||||
| -rw-r--r-- | gdb/arm-linux-tdep.c | 18 |
2 files changed, 20 insertions, 4 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index fafdb91..e0a34a3 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,11 @@ 2005-03-29 Daniel Jacobowitz <dan@codesourcery.com> + * arm-linux-tdep.c (arm_linux_thumb_be_breakpoint) + (arm_linux_thumb_le_breakpoint): New. Update comments. + (arm_linux_init_abi): Set Thumb breakpoints also. + +2005-03-29 Daniel Jacobowitz <dan@codesourcery.com> + * Makefile.in (arm-tdep.o): Update dependencies. * arm-tdep.c: Include "objfiles.h" and "dwarf2-frame.h". (arm_gdbarch_init): Register dwarf2_frame_sniffer. diff --git a/gdb/arm-linux-tdep.c b/gdb/arm-linux-tdep.c index 3b7699d..d4b2899 100644 --- a/gdb/arm-linux-tdep.c +++ b/gdb/arm-linux-tdep.c @@ -39,13 +39,16 @@ is to execute a particular software interrupt, rather than use a particular undefined instruction to provoke a trap. Upon exection of the software interrupt the kernel stops the inferior with a - SIGTRAP, and wakes the debugger. Since ARM GNU/Linux doesn't support - Thumb at the moment we only override the ARM breakpoints. */ + SIGTRAP, and wakes the debugger. */ static const char arm_linux_arm_le_breakpoint[] = { 0x01, 0x00, 0x9f, 0xef }; static const char arm_linux_arm_be_breakpoint[] = { 0xef, 0x9f, 0x00, 0x01 }; +static const char arm_linux_thumb_be_breakpoint[] = {0xde, 0x01}; + +static const char arm_linux_thumb_le_breakpoint[] = {0x01, 0xde}; + /* Description of the longjmp buffer. */ #define ARM_LINUX_JB_ELEMENT_SIZE INT_REGISTER_SIZE #define ARM_LINUX_JB_PC 21 @@ -465,10 +468,17 @@ arm_linux_init_abi (struct gdbarch_info info, tdep->lowest_pc = 0x8000; if (info.byte_order == BFD_ENDIAN_BIG) - tdep->arm_breakpoint = arm_linux_arm_be_breakpoint; + { + tdep->arm_breakpoint = arm_linux_arm_be_breakpoint; + tdep->thumb_breakpoint = arm_linux_thumb_be_breakpoint; + } else - tdep->arm_breakpoint = arm_linux_arm_le_breakpoint; + { + tdep->arm_breakpoint = arm_linux_arm_le_breakpoint; + tdep->thumb_breakpoint = arm_linux_thumb_le_breakpoint; + } tdep->arm_breakpoint_size = sizeof (arm_linux_arm_le_breakpoint); + tdep->thumb_breakpoint_size = sizeof (arm_linux_thumb_le_breakpoint); tdep->fp_model = ARM_FLOAT_FPA; |