Author: David Malcolm <[email protected]>
Branch: libgccjit-backend
Changeset: r75253:619395643793
Date: 2015-01-05 16:28 -0500
http://bitbucket.org/pypy/pypy/changeset/619395643793/
Log: Introduce AssemblerLibgccjit.shared_ctxt to avoid rebuilding the
basic types each time
diff --git a/rpython/jit/backend/libgccjit/assembler.py
b/rpython/jit/backend/libgccjit/assembler.py
--- a/rpython/jit/backend/libgccjit/assembler.py
+++ b/rpython/jit/backend/libgccjit/assembler.py
@@ -175,59 +175,65 @@
self.add_comments = 1
- def make_context(self):
- self.ctxt =
Context.acquire(self.lib)#self.lib.gcc_jit_context_acquire()
+ # Create "shared_ctxt" to hold the common types
+ # needed by every loop/bridge
+ # Compiling a loop or bridge will involve creating a child
+ # context of the shared_ctxt.
+ self.shared_ctxt = Context.acquire(self.lib)
if 0:
- self.ctxt.set_bool_option(
+ self.shared_ctxt.set_bool_option(
self.lib.GCC_JIT_BOOL_OPTION_DUMP_INITIAL_TREE,
r_int(1))
if 0:
- self.ctxt.set_bool_option(
+ self.shared_ctxt.set_bool_option(
self.lib.GCC_JIT_BOOL_OPTION_DUMP_INITIAL_GIMPLE,
r_int(1))
if 1:
- self.ctxt.set_bool_option(
+ self.shared_ctxt.set_bool_option(
self.lib.GCC_JIT_BOOL_OPTION_DEBUGINFO,
r_int(1))
if 1:
- self.ctxt.set_int_option(
+ self.shared_ctxt.set_int_option(
self.lib.GCC_JIT_INT_OPTION_OPTIMIZATION_LEVEL,
r_int(2))
if 1:
- self.ctxt.set_bool_option(
+ self.shared_ctxt.set_bool_option(
self.lib.GCC_JIT_BOOL_OPTION_KEEP_INTERMEDIATES,
r_int(1))
if 1:
- self.ctxt.set_bool_option(
+ self.shared_ctxt.set_bool_option(
self.lib.GCC_JIT_BOOL_OPTION_DUMP_EVERYTHING,
r_int(1))
if 0:
- self.ctxt.set_bool_option(
+ self.shared_ctxt.set_bool_option(
self.lib.GCC_JIT_BOOL_OPTION_DUMP_GENERATED_CODE,
r_int(1))
- self.t_Signed = self.ctxt.get_int_type(r_int(self.sizeof_signed),
+ self.t_Signed =
self.shared_ctxt.get_int_type(r_int(self.sizeof_signed),
r_int(1))
self.t_signed_ptr = self.t_Signed.get_pointer()
- self.t_UINT = self.ctxt.get_int_type(r_int(self.sizeof_signed),
+ self.t_UINT = self.shared_ctxt.get_int_type(r_int(self.sizeof_signed),
r_int(0))
- self.t_float = self.ctxt.get_type(self.lib.GCC_JIT_TYPE_DOUBLE) # FIXME
- self.t_bool = self.ctxt.get_type(self.lib.GCC_JIT_TYPE_BOOL)
- self.t_void_ptr = self.ctxt.get_type(self.lib.GCC_JIT_TYPE_VOID_PTR)
- self.t_void = self.ctxt.get_type(self.lib.GCC_JIT_TYPE_VOID)
- self.t_char_ptr = self.ctxt.get_type(
+ self.t_float = self.shared_ctxt.get_type(self.lib.GCC_JIT_TYPE_DOUBLE)
# FIXME
+ self.t_bool = self.shared_ctxt.get_type(self.lib.GCC_JIT_TYPE_BOOL)
+ self.t_void_ptr =
self.shared_ctxt.get_type(self.lib.GCC_JIT_TYPE_VOID_PTR)
+ self.t_void = self.shared_ctxt.get_type(self.lib.GCC_JIT_TYPE_VOID)
+ self.t_char_ptr = self.shared_ctxt.get_type(
self.lib.GCC_JIT_TYPE_CHAR).get_pointer()
- self.u_signed = self.ctxt.new_field(self.t_Signed, "u_signed")
- self.u_float = self.ctxt.new_field(self.t_float, "u_float")
- self.u_void_ptr = self.ctxt.new_field(self.t_void_ptr, "u_void_ptr")
- self.u_signed_ptr = self.ctxt.new_field(self.t_signed_ptr,
"u_signed_ptr")
- self.t_any = self.ctxt.new_union_type ("any",
+ self.u_signed = self.shared_ctxt.new_field(self.t_Signed, "u_signed")
+ self.u_float = self.shared_ctxt.new_field(self.t_float, "u_float")
+ self.u_void_ptr = self.shared_ctxt.new_field(self.t_void_ptr,
"u_void_ptr")
+ self.u_signed_ptr = self.shared_ctxt.new_field(self.t_signed_ptr,
"u_signed_ptr")
+ self.t_any = self.shared_ctxt.new_union_type ("any",
[self.u_signed,
self.u_float,
self.u_void_ptr,
self.u_signed_ptr])
+ def make_context(self):
+ self.ctxt = self.shared_ctxt.new_child_context()
+
def setup(self, looptoken):
allblocks = self.get_asmmemmgr_blocks(looptoken)
self.datablockwrapper = MachineDataBlockWrapper(self.cpu.asmmemmgr,
diff --git a/rpython/jit/backend/libgccjit/rffi_bindings.py
b/rpython/jit/backend/libgccjit/rffi_bindings.py
--- a/rpython/jit/backend/libgccjit/rffi_bindings.py
+++ b/rpython/jit/backend/libgccjit/rffi_bindings.py
@@ -99,6 +99,9 @@
(self.GCC_JIT_CONTEXT_P,
'gcc_jit_context_acquire', []),
+ (self.GCC_JIT_CONTEXT_P,
+ 'gcc_jit_context_new_child_context', [self.GCC_JIT_CONTEXT_P]),
+
(lltype.Void,
'gcc_jit_context_release', [self.GCC_JIT_CONTEXT_P]),
@@ -530,6 +533,10 @@
def acquire(lib):
return Context(lib, lib.gcc_jit_context_acquire())
+ def new_child_context(self):
+ return Context(self.lib,
+
self.lib.gcc_jit_context_new_child_context(self.inner_ctxt))
+
def release(self):
self.lib.gcc_jit_context_release(self.inner_ctxt)
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