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moved the MC data type access to TargetMachine

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Disassembler now simply needs a TargetMachine object
and it will be able to access all the descriptor objects
it needs for disassembly through the target machine.
This commit is contained in:
anthony cantor 2013-08-17 20:21:51 -06:00 • committed by Siu Kwan Lam
commit cbf4a61a17
5 changed files with 103 additions and 88 deletions
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23
test/example-disassemble.py
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@ -2,11 +2,11 @@ import llvm
if llvm.version >= (3, 4):
from llvm.target import TargetMachine
from llvm import mc
from llvm.mc import Disassembler
from llvmpy import api
llvm.initialize_all_target_components()
llvm.target.initialize_all()
def op_str(op):
s = []
@ -37,7 +37,7 @@ if llvm.version >= (3, 4):
if inst is None:
print("\t%r=>(bad): 0, []" % (offset))
else:
if isinstance(inst, mc.BadInstr):
if isinstance(inst, mc.BadInstr):
print("\t%r=>(bad)%r: %r" % (offset, inst, len(inst)))
else:
print("\t%r=>%r: %r" % (offset, inst, len(inst)))
@ -46,11 +46,16 @@ if llvm.version >= (3, 4):
print("\t\t%s" % op_str(op))
print("x86:")
print_instructions(Disassembler.x86(), "\x01\xc3\xc3\xcc\x90")
print("x86-64:")
print_instructions(Disassembler.x86_64(), "\x55\x48\x89\xe8")
print("arm:")
x86 = TargetMachine.x86()
print("x86: LE=%s" % x86.is_little_endian())
print_instructions(Disassembler(x86), "\x01\xc3\xc3\xcc\x90")
x86_64 = TargetMachine.x86_64()
print("x86-64: LE=%s" % x86_64.is_little_endian())
print_instructions(Disassembler(x86_64), "\x55\x48\x89\xe8")
arm = TargetMachine.arm()
print("arm: LE=%s" % arm.is_little_endian())
code = [
"\xe9\x2d\x48\x00",
"\xea\x00\x00\x06",
@ -58,4 +63,4 @@ if llvm.version >= (3, 4):
"\xe2\x8d\xb0\x04",
"\xe5\x0b\x00\x20"
]
print_instructions(Disassembler.arm(), "".join(map(lambda s: s[::-1], code)))
print_instructions(Disassembler(arm), "".join(map(lambda s: s[::-1], code)))