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authorDavid Malcolm <dmalcolm@redhat.com>2017-09-27 23:57:35 +0000
committerDavid Malcolm <dmalcolm@gcc.gnu.org>2017-09-27 23:57:35 +0000
commit15a65e63a471bd12dd92a0451b6b7800e93cd1f1 (patch)
treeeec3c9737eac82b39d96eb745dceee94e4ff259d /gcc/jit/jit-playback.c
parenta509c571eae4cb1ab3e79c044d93b1d79bde0798 (diff)
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jit: implement gcc_jit_function_get_address
gcc/jit/ChangeLog: * docs/cp/topics/expressions.rst (Function pointers): New section. * docs/topics/compatibility.rst (LIBGCCJIT_ABI_9): New tag. * docs/topics/expressions.rst (Function pointers): New section. * docs/_build/texinfo/libgccjit.texi: Regenerate. * jit-common.h (class gcc::jit::recording::function_pointer): New forward decl. * jit-playback.c (gcc::jit::playback::function::get_address): New method. * jit-playback.h (gcc::jit::playback::function::get_address): New method decl. * jit-recording.c: Within namespace gcc::jit::recording... (function::function): Initialize new field "m_fn_ptr_type". (function::get_address): New method. (function_pointer::replay_into): New method. (function_pointer::visit_children): New method. (function_pointer::make_debug_string): New method. (function_pointer::write_reproducer): New method. * jit-recording.h: Within namespace gcc::jit::recording... (function::get_address): New method. (function): Add field "m_fn_ptr_type". (class function_pointer): New subclass of rvalue. * libgccjit++.h (gccjit::function::get_address): New method. * libgccjit.c (gcc_jit_function_get_address): New function. * libgccjit.h (LIBGCCJIT_HAVE_gcc_jit_function_get_address): New macro. (gcc_jit_function_get_address): New API entrypoint. * libgccjit.map (LIBGCCJIT_ABI_9): New tag. gcc/testsuite/ChangeLog: * jit.dg/all-non-failing-tests.h: Add test-returning-function-ptr.c. * jit.dg/test-returning-function-ptr.c: New test case. From-SVN: r253244
Diffstat (limited to 'gcc/jit/jit-playback.c')
-rw-r--r--gcc/jit/jit-playback.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/jit/jit-playback.c b/gcc/jit/jit-playback.c
index 19b6fe2..5798179 100644
--- a/gcc/jit/jit-playback.c
+++ b/gcc/jit/jit-playback.c
@@ -1356,6 +1356,20 @@ new_block (const char *name)
return result;
}
+/* Construct a playback::rvalue instance wrapping an ADDR_EXPR for
+ this playback::function. */
+
+playback::rvalue *
+playback::function::get_address (location *loc)
+{
+ tree t_fndecl = as_fndecl ();
+ tree t_fntype = TREE_TYPE (t_fndecl);
+ tree t_fnptr = build1 (ADDR_EXPR, build_pointer_type (t_fntype), t_fndecl);
+ if (loc)
+ m_ctxt->set_tree_location (t_fnptr, loc);
+ return new rvalue (m_ctxt, t_fnptr);
+}
+
/* Build a statement list for the function as a whole out of the
lists of statements for the individual blocks, building labels
for each block. */