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devices/runtime: machine code emission

This commit is contained in:
Sebastien Bourdeauducq 2014-07-05 22:48:14 +02:00
parent 1aac985f10
commit 61c0b65323
1 changed files with 8 additions and 1 deletions
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9
artiq/devices/runtime.py
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@ -1,4 +1,7 @@
from llvm import core as lc
from llvm import target as lt
lt.initialize_all()
_syscalls = [
("print_int", lc.Type.void(), [lc.Type.int()]),
@ -6,7 +9,7 @@ _syscalls = [
]
class Environment:
def __init__(self, module):
def set_module(self, module):
for func_name, func_type_ret, func_type_args in _syscalls:
function_type = lc.Type.function(func_type_ret, func_type_args)
module.add_function(function_type, "__syscall_"+func_name)
@ -15,3 +18,7 @@ class Environment:
def emit_syscall(self, builder, syscall_name, args):
builder.call(self.module.get_function_named("__syscall_"+syscall_name), args)
def emit_object(self):
tm = lt.TargetMachine.new(triple="or1k", cpu="generic")
return tm.emit_object(self.module)