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| author | Daniel Jacobowitz <drow@false.org> | 2005-03-25 21:19:20 +0000 |
|---|---|---|
| committer | Daniel Jacobowitz <drow@false.org> | 2005-03-25 21:19:20 +0000 |
| commit | a5975c228f0ba8cb421c6339351e2a930907ae24 (patch) | |
| tree | 830f898e41b09f12d258b7ae5bd6267a4b6f5c86 | |
| parent | 5848ecfe5501d5ed650b37f2ca36cb803de1220f (diff) | |
| download | gdb-a5975c228f0ba8cb421c6339351e2a930907ae24.zip gdb-a5975c228f0ba8cb421c6339351e2a930907ae24.tar.gz gdb-a5975c228f0ba8cb421c6339351e2a930907ae24.tar.bz2 | |
* gdb/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.
| -rw-r--r-- | ChangeLog.csl | 6 | ||||
| -rw-r--r-- | gdb/arm-linux-tdep.c | 18 |
2 files changed, 20 insertions, 4 deletions
diff --git a/ChangeLog.csl b/ChangeLog.csl index 5d01c91..af34fdf 100644 --- a/ChangeLog.csl +++ b/ChangeLog.csl @@ -1,5 +1,11 @@ 2005-03-25 Daniel Jacobowitz <dan@codesourcery.com> + * gdb/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. + +2005-03-25 Daniel Jacobowitz <dan@codesourcery.com> + * gdb/Makefile.in (arm-tdep.o): Update dependencies. * gdb/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; |