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authordrath <drath@b42882b7-edfa-0310-969c-e2dbd0fdcd60>2007-06-14 09:47:00 +0000
committerdrath <drath@b42882b7-edfa-0310-969c-e2dbd0fdcd60>2007-06-14 09:47:00 +0000
commit53d1f9b2ca5718e4996e9cf3406f857d0ed26df2 (patch)
tree76c0dbf27a9114fb6f8a4c9f71af6117716a05d5 /src/target/arm_disassembler.c
parent7087b66f19a7d60025f7315baa26d682804f3640 (diff)
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- added manpage for OpenOCD (thanks to Uwe Hermann)
- fixed bug in ARM926EJ-S cache handling that caused cache linefills to be disabled after first debug entry - added support for auto image type detection (thanks to Vincent Palatin) - further work on ETM trace decoding (tested with a ETB interface using an ETM in normal 16-bit port mode, still experimental) git-svn-id: svn://svn.berlios.de/openocd/trunk@169 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'src/target/arm_disassembler.c')
-rw-r--r--src/target/arm_disassembler.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/target/arm_disassembler.c b/src/target/arm_disassembler.c
index 1c275f54..ed7fe655 100644
--- a/src/target/arm_disassembler.c
+++ b/src/target/arm_disassembler.c
@@ -2080,3 +2080,37 @@ int thumb_evaluate_opcode(u16 opcode, u32 address, arm_instruction_t *instructio
return -1;
}
+int arm_access_size(arm_instruction_t *instruction)
+{
+ if ((instruction->type == ARM_LDRB)
+ || (instruction->type == ARM_LDRBT)
+ || (instruction->type == ARM_LDRSB)
+ || (instruction->type == ARM_STRB)
+ || (instruction->type == ARM_STRBT))
+ {
+ return 1;
+ }
+ else if ((instruction->type == ARM_LDRH)
+ || (instruction->type == ARM_LDRSH)
+ || (instruction->type == ARM_STRH))
+ {
+ return 2;
+ }
+ else if ((instruction->type == ARM_LDR)
+ || (instruction->type == ARM_LDRT)
+ || (instruction->type == ARM_STR)
+ || (instruction->type == ARM_STRT))
+ {
+ return 4;
+ }
+ else if ((instruction->type == ARM_LDRD)
+ || (instruction->type == ARM_STRD))
+ {
+ return 8;
+ }
+ else
+ {
+ ERROR("BUG: instruction type %i isn't a load/store instruction", instruction->type);
+ return 0;
+ }
+}