diff options
Diffstat (limited to 'tools/gdb/python/sparc.py')
| -rw-r--r-- | tools/gdb/python/sparc.py | 135 |
1 files changed, 81 insertions, 54 deletions
diff --git a/tools/gdb/python/sparc.py b/tools/gdb/python/sparc.py index b0e251d..70ef5d3 100644 --- a/tools/gdb/python/sparc.py +++ b/tools/gdb/python/sparc.py @@ -4,72 +4,74 @@ from helper import test_bit -class psr: - '''status register''' - sv_table = { - 0 : 'user', - 1 : 'superviser' - } +class register: + '''SPARC Registers''' - def __init__(self, psr): - self.psr = psr + class psr: + '''status register''' - def current_window(self): - return int(self.psr & 0xf) + sv_table = { + 0 : 'user', + 1 : 'superviser' + } - def traps(self): - return test_bit(self.psr, 5) - def prev_superviser(self): - return int(test_bit(self.psr,6)) + def __init__(self, psr): + self.psr = psr - def superviser(self): - return int(test_bit(self.psr,7)) + def current_window(self): + return int(self.psr & 0xf) - def interrupt_level(self): - # bits 8 to 11 - return (self.spr & 0x780) >> 7 + def traps(self): + return test_bit(self.psr, 5) - def floating_point_status(self): - return test_bit(self.psr, 12) + def prev_superviser(self): + return int(test_bit(self.psr,6)) - def coproc_status(self): - return test_bit(self.psr,13) + def superviser(self): + return int(test_bit(self.psr,7)) - def carry(self): - return test_bit(self.psr, 20) + def interrupt_level(self): + # bits 8 to 11 + return (self.spr & 0x780) >> 7 - def overflow(self): - return test_bit(self.psr, 21) + def floating_point_status(self): + return test_bit(self.psr, 12) - def zero(self): - return test_bit(self.psr, 22) + def coproc_status(self): + return test_bit(self.psr,13) - def icc(self): - n = test_bit(self.psr,23) - z = test_bit(self.psr,22) - v = test_bit(self.psr,21) - c = test_bit(self.psr,20) - return (n,z,v,c) + def carry(self): + return test_bit(self.psr, 20) - def to_string(self): - val = " Status Register" - val += "\n R Window : " + str(self.current_window()) - val += "\n Traps Enabled : " + str(self.traps()) - val += "\n Flaoting Point : " + str(self.floating_point_status()) - val += "\n Coprocessor : " + str(self.coproc_status()) - val += "\n Processor Mode : " + self.sv_table[self.superviser()] - val += "\n Prev. Mode : " + self.sv_table[self.superviser()] - val += "\n Carry : " + str(int(self.carry())) - val += "\n Overflow : " + str(int(self.overflow())) - val += "\n Zero : " + str(int(self.zero())) + def overflow(self): + return test_bit(self.psr, 21) - return val + def zero(self): + return test_bit(self.psr, 22) -class register: - '''SPARC Registers''' + def icc(self): + n = test_bit(self.psr,23) + z = test_bit(self.psr,22) + v = test_bit(self.psr,21) + c = test_bit(self.psr,20) + return (n,z,v,c) + + def to_string(self): + val = " Status Register" + val += "\n R Window : " + str(self.current_window()) + val += "\n Traps Enabled : " + str(self.traps()) + val += "\n Flaoting Point : " + str(self.floating_point_status()) + val += "\n Coprocessor : " + str(self.coproc_status()) + val += "\n Processor Mode : " + self.sv_table[self.superviser()] + val += "\n Prev. Mode : " + self.sv_table[self.superviser()] + val += "\n Carry : " + str(int(self.carry())) + val += "\n Overflow : " + str(int(self.overflow())) + val += "\n Zero : " + str(int(self.zero())) + + return val def __init__(self,reg): self.reg = reg @@ -108,8 +110,33 @@ class register: val.append(self.reg['o'+str(i)]) return val - - - - - + def status(self): + return self.psr(self.reg['psr']) + + def show(self): + print ' Global Regs:', + print ' [', + for i in self.global_regs(): + print str(i)+',', + print '\b\b ]' + + print ' Local Regs:', + print ' [', + for i in self.local_regs(): + print str(i)+',', + print '\b\b ]' + + print ' In Regs:', + print ' [', + for i in self.in_regs(): + print str(i)+',', + print '\b\b ]' + + print ' Out Regs:', + print ' [', + for i in self.out_regs(): + print str(i)+',', + print '\b\b ]' + + sr = self.status() + print sr.to_string()
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