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authorAntoni Boucher <bouanto@zoho.com>2022-04-12 17:17:50 -0400
committerDavid Malcolm <dmalcolm@redhat.com>2022-04-12 17:17:50 -0400
commit30f7c83e9cfe7c015448d72f63c4c39d14bc6de6 (patch)
tree9cb2b8d0acf1b0a5e779e85c1cd53ce8d17a270f /gcc/jit/libgccjit.h
parentaf80ea97b61847d91da0d303e85faed437059092 (diff)
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libgccjit: Add support for bitcasts [PR104071]
gcc/jit/ PR jit/104071 * docs/_build/texinfo/libgccjit.texi: Regenerate. * docs/topics/compatibility.rst (LIBGCCJIT_ABI_21): New ABI tag. * docs/topics/expressions.rst: Add documentation for the function gcc_jit_context_new_bitcast. * jit-playback.cc: New function (new_bitcast). * jit-playback.h: New function (new_bitcast). * jit-recording.cc: New functions (new_bitcast, bitcast::replay_into, bitcast::visit_children, bitcast::make_debug_string, bitcast::write_reproducer). * jit-recording.h: New class (bitcast) and new function (new_bitcast, bitcast::replay_into, bitcast::visit_children, bitcast::make_debug_string, bitcast::write_reproducer, bitcast::get_precedence). * libgccjit.cc: New function (gcc_jit_context_new_bitcast) * libgccjit.h: New function (gcc_jit_context_new_bitcast) * libgccjit.map (LIBGCCJIT_ABI_21): New ABI tag. gcc/testsuite/ PR jit/104071 * jit.dg/all-non-failing-tests.h: Add new test-bitcast. * jit.dg/test-bitcast.c: New test. * jit.dg/test-error-bad-bitcast.c: New test. * jit.dg/test-error-bad-bitcast2.c: New test. gcc/ PR jit/104071 * toplev.cc: Call the new function tree_cc_finalize in toplev::finalize. * tree.cc: New functions (clear_nonstandard_integer_type_cache and tree_cc_finalize) to clear the cache of non-standard integer types to avoid having issues with some optimizations of bitcast where the SSA_NAME will have a size of a cached integer type that should have been invalidated, causing a comparison of integer constant to fail. * tree.h: New function (tree_cc_finalize).
Diffstat (limited to 'gcc/jit/libgccjit.h')
-rw-r--r--gcc/jit/libgccjit.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/jit/libgccjit.h b/gcc/jit/libgccjit.h
index 5d3f5d5..0628f17 100644
--- a/gcc/jit/libgccjit.h
+++ b/gcc/jit/libgccjit.h
@@ -1234,6 +1234,21 @@ gcc_jit_context_new_cast (gcc_jit_context *ctxt,
gcc_jit_rvalue *rvalue,
gcc_jit_type *type);
+/* Reinterpret a value as another type.
+
+#define LIBGCCJIT_HAVE_gcc_jit_context_new_bitcast
+
+ The types must be of the same size.
+
+ This API entrypoint was added in LIBGCCJIT_ABI_21; you can test for its
+ presence using
+ #ifdef LIBGCCJIT_HAVE_gcc_jit_context_new_bitcast */
+extern gcc_jit_rvalue *
+gcc_jit_context_new_bitcast (gcc_jit_context *ctxt,
+ gcc_jit_location *loc,
+ gcc_jit_rvalue *rvalue,
+ gcc_jit_type *type);
+
extern gcc_jit_lvalue *
gcc_jit_context_new_array_access (gcc_jit_context *ctxt,
gcc_jit_location *loc,