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* arm-tdep.c (thumb_skip_prologue): Take function end addr argument

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so that we can stop searching for the prologue past the function end
        (arm_skip_prologue): Call thumb_skip_prologue with function end addr
This commit is contained in:
Jonathan Larmour
2000-03-24 21:33:35 +00:00
parent b4fe268363
commit c78858285b
2 changed files with 9 additions and 3 deletions
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6
gdb/ChangeLog
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@@ -1,3 +1,9 @@
2000-03-24 Jonathan Larmour <jlarmour@redhat.co.uk>
* arm-tdep.c (thumb_skip_prologue): Take function end addr argument
so that we can stop searching for the prologue past the function end
(arm_skip_prologue): Call thumb_skip_prologue with function end addr
2000-03-24 Kevin Buettner <kevinb@redhat.com>
* linux-thread.c, lin-thread.c (save_inferior_pid,

6
gdb/arm-tdep.c
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@@ -328,7 +328,7 @@ arm_frameless_function_invocation (struct frame_info *fi)
*/
static CORE_ADDR
thumb_skip_prologue (CORE_ADDR pc)
thumb_skip_prologue (CORE_ADDR pc, CORE_ADDR func_end)
{
CORE_ADDR current_pc;
int findmask = 0; /* findmask:
@@ -337,7 +337,7 @@ thumb_skip_prologue (CORE_ADDR pc)
bit 2 - sub sp, #simm OR add sp, #simm (adjusting of sp)
*/
for (current_pc = pc; current_pc < pc + 40; current_pc += 2)
for (current_pc = pc; current_pc + 2 < func_end && current_pc < pc + 40; current_pc += 2)
{
unsigned short insn = read_memory_unsigned_integer (current_pc, 2);
@@ -399,7 +399,7 @@ arm_skip_prologue (CORE_ADDR pc)
/* Check if this is Thumb code. */
if (arm_pc_is_thumb (pc))
return thumb_skip_prologue (pc);
return thumb_skip_prologue (pc, func_end);
/* Can't find the prologue end in the symbol table, try it the hard way
by disassembling the instructions. */