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[arm] Don't use special treatment for PC

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In an exception frame the PC register is extracted from the stack
just like other base registers, so there is no need for a special
treatment.

Signed-off-by: Torbjörn SVENSSON <torbjorn.svensson@st.com>
Signed-off-by: Yvan Roux <yvan.roux@foss.st.com>
This commit is contained in:
Yvan Roux
2022-06-01 11:08:00 +00:00
committed by Luis Machado
parent de76473c2d
commit 46c7fd95fc
1 changed files with 0 additions and 9 deletions
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9
gdb/arm-tdep.c
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@@ -3559,15 +3559,6 @@ arm_m_exception_prev_register (struct frame_info *this_frame,
return frame_unwind_got_constant (this_frame, prev_regnum, sp_value);
}
if (prev_regnum == ARM_PC_REGNUM)
{
CORE_ADDR lr = frame_unwind_register_unsigned (this_frame, ARM_LR_REGNUM);
struct gdbarch *gdbarch = get_frame_arch (this_frame);
return frame_unwind_got_constant (this_frame, prev_regnum,
arm_addr_bits_remove (gdbarch, lr));
}
return trad_frame_get_prev_register (this_frame, cache->saved_regs,
prev_regnum);
}