From 6f28ab2cc6c31493ad8f9e4e814edc1781754031 Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Tue, 15 Jul 2014 11:20:13 -0600
Subject: [PATCH] devices: let corecom create runtime environment, add dummy
 corecom

---
 artiq/devices/core.py          |  4 +++-
 artiq/devices/corecom_dummy.py | 28 ++++++++++++++++++++++++++++
 artiq/devices/runtime.py       |  6 +++++-
 examples/compiler_test.py      |  4 ++--
 examples/coredev_test.py       |  4 ++--
 5 files changed, 40 insertions(+), 6 deletions(-)
 create mode 100644 artiq/devices/corecom_dummy.py

diff --git a/artiq/devices/core.py b/artiq/devices/core.py
index cd381e206..5bfa7bfbc 100644
--- a/artiq/devices/core.py
+++ b/artiq/devices/core.py
@@ -5,7 +5,9 @@ from artiq.compiler.interleave import interleave
 from artiq.compiler.ir import get_runtime_binary
 
 class Core:
-	def __init__(self, runtime_env, core_com):
+	def __init__(self, core_com, runtime_env=None):
+		if runtime_env is None:
+			runtime_env = core_com.get_runtime_env()
 		self.runtime_env = runtime_env
 		self.core_com = core_com
 
diff --git a/artiq/devices/corecom_dummy.py b/artiq/devices/corecom_dummy.py
new file mode 100644
index 000000000..c06d3fe6b
--- /dev/null
+++ b/artiq/devices/corecom_dummy.py
@@ -0,0 +1,28 @@
+from operator import itemgetter
+
+from artiq.devices.runtime import LinkInterface
+from artiq.language.units import ns
+
+class _RuntimeEnvironment(LinkInterface):
+	def __init__(self, ref_period):
+		self.ref_period = ref_period
+
+	def emit_object(self):
+		return str(self.module)
+
+class CoreCom:
+	def get_runtime_env(self):
+		return _RuntimeEnvironment(10*ns)
+
+	def run(self, kcode):
+		print("================")
+		print(" LLVM IR")
+		print("================")
+		print(kcode)
+
+	def serve(self, rpc_map):
+		print("================")
+		print(" RPC map")
+		print("================")
+		for k, v in sorted(rpc_map.items(), key=itemgetter(0)):
+			print(str(k)+" -> "+str(v))
diff --git a/artiq/devices/runtime.py b/artiq/devices/runtime.py
index 05e0e567c..2563abb12 100644
--- a/artiq/devices/runtime.py
+++ b/artiq/devices/runtime.py
@@ -26,7 +26,7 @@ def _str_to_functype(s):
 			type_args.append(_chr_to_type[c]())
 	return var_arg_fixcount, lc.Type.function(type_ret, type_args, var_arg=var_arg_fixcount is not None)
 
-class Environment:
+class LinkInterface:
 	def set_module(self, module):
 		self.var_arg_fixcount = dict()
 		for func_name, func_type_str in _syscalls:
@@ -45,6 +45,10 @@ class Environment:
 				+ args[fixcount:]
 		return builder.call(self.module.get_function_named("__syscall_"+syscall_name), args)
 
+class Environment(LinkInterface):
+	def __init__(self, ref_period):
+		self.ref_period = ref_period
+
 	def emit_object(self):
 		tm = lt.TargetMachine.new(triple="or1k", cpu="generic")
 		return tm.emit_object(self.module)
diff --git a/examples/compiler_test.py b/examples/compiler_test.py
index bdbeafcc7..20082dd55 100644
--- a/examples/compiler_test.py
+++ b/examples/compiler_test.py
@@ -28,9 +28,9 @@ class CompilerTest(MPO):
 		self.print_done()
 
 if __name__ == "__main__":
-	from artiq.devices import core, dds_core
+	from artiq.devices import corecom_dummy, core, dds_core
 
-	coredev = core.Core()
+	coredev = core.Core(corecom_dummy.CoreCom())
 	exp = CompilerTest(
 		core=coredev,
 		a=dds_core.DDS(coredev, 0, 0),
diff --git a/examples/coredev_test.py b/examples/coredev_test.py
index 9b0d7c3da..5d67b63fa 100644
--- a/examples/coredev_test.py
+++ b/examples/coredev_test.py
@@ -1,5 +1,5 @@
 from artiq.language.core import MPO, kernel
-from artiq.devices import corecom_serial, runtime, core, gpio_core
+from artiq.devices import corecom_serial, core, gpio_core
 
 class CompilerTest(MPO):
 	parameters = "led"
@@ -29,7 +29,7 @@ class CompilerTest(MPO):
 
 if __name__ == "__main__":
 	with corecom_serial.CoreCom() as com:
-		coredev = core.Core(runtime.Environment(), com)
+		coredev = core.Core(com)
 		exp = CompilerTest(
 			core=coredev,
 			led=gpio_core.GPIOOut(coredev, 0)