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tools/gdbinit: add sim:x86-m32 support

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Signed-off-by: chao.an <anchao@xiaomi.com>
This commit is contained in:
chao.an
2021-11-05 23:56:06 +08:00
committed by Xiang Xiao
parent e5cf5faa86
commit 6268fbd208
1 changed files with 35 additions and 1 deletions
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tools/nuttx-gdbinit
+35 -1
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@@ -46,7 +46,12 @@ define _examine_arch
gdb.execute("set $_target_arch = \"i386:x86-64\"")
# NOTE: we assume that sim has sim_bringup function
python if (type(gdb.lookup_global_symbol("sim_bringup")) is gdb.Symbol) : \
python if (type(gdb.lookup_global_symbol("sim_bringup")) is gdb.Symbol \
and _target_arch.name() == 'i386') : \
gdb.execute("set $_target_arch=\"sim:x86\"")
python if (type(gdb.lookup_global_symbol("sim_bringup")) is gdb.Symbol \
and _target_arch.name() == 'i386:x86-64') : \
gdb.execute("set $_target_arch=\"sim:x86-64\"")
end
@@ -133,6 +138,9 @@ define _save_tcb
if ($_streq($_target_arch, "sim:x86-64") == 1)
_save_tcb_simx86-64 $tcb
end
if ($_streq($_target_arch, "sim:x86") == 1)
_save_tcb_simx86 $tcb
end
end
define _save_current_tcb
@@ -177,6 +185,9 @@ define _switch_tcb
if ($_streq($_target_arch, "sim:x86-64") == 1)
_switch_tcb_simx86-64 $tcb
end
if ($_streq($_target_arch, "sim:x86") == 1)
_switch_tcb_simx86 $tcb
end
# update _current_tcb
set $_current_tcb = $tcb
@@ -381,6 +392,29 @@ define _switch_tcb_simx86-64
set $rip = $tcb.xcp.regs[7]
end
# see nuttx/arch/sim/src/sim/up_internal.h
define _save_tcb_simx86
set $tcb = (struct tcb_s *)$arg0
set $tcb.xcp.regs[0] = $ebx
set $tcb.xcp.regs[1] = $esi
set $tcb.xcp.regs[2] = $edi
set $tcb.xcp.regs[3] = $ebp
set $tcb.xcp.regs[4] = $sp
set $tcb.xcp.regs[5] = $pc
set $_pc_reg_idx = 5
end
define _switch_tcb_simx86
set $tcb = (struct tcb_s *)$arg0
set $ebx = $tcb.xcp.regs[0]
set $esi = $tcb.xcp.regs[1]
set $edi = $tcb.xcp.regs[2]
set $ebp = $tcb.xcp.regs[3]
set $sp = $tcb.xcp.regs[4]
set $pc = $tcb.xcp.regs[5]
end
define nxthread
_examine_target
_save_current_tcb