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conditionals for compatibility with llvm < 3.4

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i only intend to support MC bindings (and anything reliant on MC)
for llvm 3.4 and greater.
This commit is contained in:
anthony cantor 2013-08-16 16:30:54 -06:00 • committed by Siu Kwan Lam
commit 78be6a7f5f
6 changed files with 83 additions and 66 deletions
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95
test/example-disassemble.py
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@ -1,62 +1,61 @@
import llvm
from llvm import mc
from llvm.mc import Disassembler
from llvmpy import api
if llvm.version >= (3, 4):
llvm.initialize_all_target_components()
from llvm import mc
from llvm.mc import Disassembler
from llvmpy import api
def op_str(op):
s = []
if op.isValid():
s.append("valid")
else:
s.append("invalid")
llvm.initialize_all_target_components()
if op.isReg():
s.append("+reg(%d)" % op.getReg())
def op_str(op):
s = []
if op.isValid():
s.append("valid")
else:
s.append("invalid")
if op.isReg():
s.append("+reg(%d)" % op.getReg())
if op.isImm():
s.append("+imm(%d)" % op.getImm())
if op.isImm():
s.append("+imm(%d)" % op.getImm())
if op.isFPImm():
s.append("+fp-imm(%f)" % op.getFPImm())
if op.isFPImm():
s.append("+fp-imm(%f)" % op.getFPImm())
if op.isExpr():
s.append("+expr")
if op.isExpr():
s.append("+expr")
if op.isInst():
s.append("+inst")
if op.isInst():
s.append("+inst")
return " ".join(s)
return " ".join(s)
def print_instructions(dasm, bs):
for (offset, inst) in dasm.decode(bs):
if inst is None:
print("\t%r=>(bad): 0, []" % (offset))
else:
if isinstance(inst, mc.BadInstr):
print("\t%r=>(bad)%r: %r" % (offset, inst, len(inst)))
def print_instructions(dasm, bs):
for (offset, inst) in dasm.decode(bs):
if inst is None:
print("\t%r=>(bad): 0, []" % (offset))
else:
print("\t%r=>%r: %r" % (offset, inst, len(inst)))
for op in inst.operands():
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:")
code = [
"\xe9\x2d\x48\x00",
"\xea\x00\x00\x06",
"\xe2\x4d\xd0\x20",
"\xe2\x8d\xb0\x04",
"\xe5\x0b\x00\x20"
]
print_instructions(Disassembler.arm(), "".join(map(lambda s: s[::-1], code)))
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)))
for op in inst.operands():
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:")
code = [
"\xe9\x2d\x48\x00",
"\xea\x00\x00\x06",
"\xe2\x4d\xd0\x20",
"\xe2\x8d\xb0\x04",
"\xe5\x0b\x00\x20"
]
print_instructions(Disassembler.arm(), "".join(map(lambda s: s[::-1], code)))