Author: Armin Rigo <[email protected]>
Branch: cffi-1.0
Changeset: r1716:4a6a3ce48e98
Date: 2015-04-15 19:15 +0200
http://bitbucket.org/cffi/cffi/changeset/4a6a3ce48e98/
Log: Global array variables
diff --git a/new/cffi_opcode.py b/new/cffi_opcode.py
--- a/new/cffi_opcode.py
+++ b/new/cffi_opcode.py
@@ -4,11 +4,14 @@
self.op = op
self.arg = arg
def as_c_expr(self):
+ if self.op is None:
+ assert isinstance(self.arg, str)
+ return '(_cffi_opcode_t)(%s)' % (self.arg,)
classname = CLASS_NAME[self.op]
return '_CFFI_OP(_CFFI_OP_%s, %d)' % (classname, self.arg)
def __str__(self):
classname = CLASS_NAME.get(self.op, self.op)
- return '(%s %d)' % (classname, self.arg)
+ return '(%s %s)' % (classname, self.arg)
OP_PRIMITIVE = 1
OP_POINTER = 3
diff --git a/new/recompiler.py b/new/recompiler.py
--- a/new/recompiler.py
+++ b/new/recompiler.py
@@ -83,33 +83,6 @@
model.attach_exception_info(e, name)
raise
- def _generate_cpy_function_collecttype(self, tp, name):
- self._do_collect_type(tp.as_raw_function())
-
- def _emit_bytecode_PrimitiveType(self, tp, index):
- prim_index = PRIMITIVE_TO_INDEX[tp.name]
- self.cffi_types[index] = CffiOp(OP_PRIMITIVE, prim_index)
-
- def _emit_bytecode_RawFunctionType(self, tp, index):
- self.cffi_types[index] = CffiOp(OP_FUNCTION,
self._typesdict[tp.result])
- index += 1
- for tp1 in tp.args:
- realindex = self._typesdict[tp1]
- if index != realindex:
- if isinstance(tp1, model.PrimitiveType):
- self._emit_bytecode_PrimitiveType(tp1, index)
- else:
- self.cffi_types[index] = CffiOp(OP_NOOP, realindex)
- index += 1
- self.cffi_types[index] = CffiOp(OP_FUNCTION_END, tp.ellipsis)
-
- def _emit_bytecode_PointerType(self, tp, index):
- self.cffi_types[index] = CffiOp(OP_POINTER, self._typesdict[tp.totype])
-
- def _emit_bytecode_FunctionPtrType(self, tp, index):
- raw = tp.as_raw_function()
- self.cffi_types[index] = CffiOp(OP_POINTER, self._typesdict[raw])
-
# ----------
def _prnt(self, what=''):
@@ -291,6 +264,9 @@
# ----------
# function declarations
+ def _generate_cpy_function_collecttype(self, tp, name):
+ self._do_collect_type(tp.as_raw_function())
+
def _generate_cpy_function_decl(self, tp, name):
assert isinstance(tp, model.FunctionPtrType)
if tp.ellipsis:
@@ -379,6 +355,56 @@
' { "%s", _cffi_f_%s, _CFFI_OP(_CFFI_OP_CPYTHON_BLTN_%s, %d)},'
% (name, name, meth_kind, type_index))
+ # ----------
+ # global variables
+
+ def _generate_cpy_variable_collecttype(self, tp, name):
+ self._do_collect_type(tp)
+
+ def _generate_cpy_variable_decl(self, tp, name):
+ pass
+
+ def _generate_cpy_variable_global(self, tp, name):
+ type_index = self._typesdict[tp]
+ self._lst.append(
+ ' { "%s", &%s, _CFFI_OP(_CFFI_OP_NOOP, %d)},'
+ % (name, name, type_index))
+
+ # ----------
+ # emitting the opcodes for individual types
+
+ def _emit_bytecode_PrimitiveType(self, tp, index):
+ prim_index = PRIMITIVE_TO_INDEX[tp.name]
+ self.cffi_types[index] = CffiOp(OP_PRIMITIVE, prim_index)
+
+ def _emit_bytecode_RawFunctionType(self, tp, index):
+ self.cffi_types[index] = CffiOp(OP_FUNCTION,
self._typesdict[tp.result])
+ index += 1
+ for tp1 in tp.args:
+ realindex = self._typesdict[tp1]
+ if index != realindex:
+ if isinstance(tp1, model.PrimitiveType):
+ self._emit_bytecode_PrimitiveType(tp1, index)
+ else:
+ self.cffi_types[index] = CffiOp(OP_NOOP, realindex)
+ index += 1
+ self.cffi_types[index] = CffiOp(OP_FUNCTION_END, int(tp.ellipsis))
+
+ def _emit_bytecode_PointerType(self, tp, index):
+ self.cffi_types[index] = CffiOp(OP_POINTER, self._typesdict[tp.totype])
+
+ def _emit_bytecode_FunctionPtrType(self, tp, index):
+ raw = tp.as_raw_function()
+ self.cffi_types[index] = CffiOp(OP_POINTER, self._typesdict[raw])
+
+ def _emit_bytecode_ArrayType(self, tp, index):
+ item_index = self._typesdict[tp.item]
+ if tp.length is None:
+ self.cffi_types[index] = CffiOp(OP_OPEN_ARRAY, item_index)
+ else:
+ assert self.cffi_types[index + 1] == 'LEN'
+ self.cffi_types[index] = CffiOp(OP_ARRAY, item_index)
+ self.cffi_types[index + 1] = CffiOp(None, '%d' % (tp.length,))
def make_c_source(ffi, target_c_file, preamble):
module_name, ext = os.path.splitext(os.path.basename(target_c_file))
diff --git a/new/test_recompiler.py b/new/test_recompiler.py
--- a/new/test_recompiler.py
+++ b/new/test_recompiler.py
@@ -44,8 +44,17 @@
"(FUNCTION 7)(POINTER 0)(FUNCTION_END 0)"
"(PRIMITIVE 14)(PRIMITIVE 7)")
+def test_array():
+ check_type_table("int a[100];",
+ "(PRIMITIVE 7)(ARRAY 0)(None 100)")
+
def test_math_sin():
ffi = FFI()
ffi.cdef("float sin(double); double cos(double);")
make_c_source(ffi, str(udir.join('math_sin.c')), '#include <math.h>')
+
+def test_global_var_array():
+ ffi = FFI()
+ ffi.cdef("int a[100];")
+ make_c_source(ffi, str(udir.join('global_var_array.c')), 'int a[100];')
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