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/* A self-testing framework, for use by -fself-test.
Copyright (C) 2016-2020 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_SELFTEST_RTL_H
#define GCC_SELFTEST_RTL_H
/* The selftest code should entirely disappear in a production
configuration, hence we guard all of it with #if CHECKING_P. */
#if CHECKING_P
class rtx_reuse_manager;
namespace selftest {
/* Verify that X is dumped as EXPECTED_DUMP, using compact mode.
Use LOC as the effective location when reporting errors. */
extern void
assert_rtl_dump_eq (const location &loc, const char *expected_dump, rtx x,
rtx_reuse_manager *reuse_manager);
/* Verify that RTX is dumped as EXPECTED_DUMP, using compact mode. */
#define ASSERT_RTL_DUMP_EQ(EXPECTED_DUMP, RTX) \
assert_rtl_dump_eq (SELFTEST_LOCATION, (EXPECTED_DUMP), (RTX), NULL)
/* As above, but using REUSE_MANAGER when dumping. */
#define ASSERT_RTL_DUMP_EQ_WITH_REUSE(EXPECTED_DUMP, RTX, REUSE_MANAGER) \
assert_rtl_dump_eq (SELFTEST_LOCATION, (EXPECTED_DUMP), (RTX), \
(REUSE_MANAGER))
#define ASSERT_RTX_EQ(EXPECTED, ACTUAL) \
SELFTEST_BEGIN_STMT \
const char *desc_ = "ASSERT_RTX_EQ (" #EXPECTED ", " #ACTUAL ")"; \
::selftest::assert_rtx_eq_at (SELFTEST_LOCATION, desc_, (EXPECTED), \
(ACTUAL)); \
SELFTEST_END_STMT
extern void assert_rtx_eq_at (const location &, const char *, rtx, rtx);
/* Evaluate rtx EXPECTED and ACTUAL and compare them with ==
(i.e. pointer equality), calling ::selftest::pass if they are
equal, aborting if they are non-equal. */
#define ASSERT_RTX_PTR_EQ(EXPECTED, ACTUAL) \
SELFTEST_BEGIN_STMT \
const char *desc_ = "ASSERT_RTX_PTR_EQ (" #EXPECTED ", " #ACTUAL ")"; \
::selftest::assert_rtx_ptr_eq_at (SELFTEST_LOCATION, desc_, (EXPECTED), \
(ACTUAL)); \
SELFTEST_END_STMT
/* Compare rtx EXPECTED and ACTUAL by pointer equality, calling
::selftest::pass if they are equal, aborting if they are non-equal.
LOC is the effective location of the assertion, MSG describes it. */
extern void assert_rtx_ptr_eq_at (const location &loc, const char *msg,
rtx expected, rtx actual);
/* A class for testing RTL function dumps. */
class rtl_dump_test
{
public:
/* Takes ownership of PATH. */
rtl_dump_test (const location &loc, char *path);
~rtl_dump_test ();
private:
char *m_path;
};
/* Get the insn with the given uid, or NULL if not found. */
extern rtx_insn *get_insn_by_uid (int uid);
extern void verify_three_block_rtl_cfg (function *fun);
} /* end of namespace selftest. */
#endif /* #if CHECKING_P */
#endif /* GCC_SELFTEST_RTL_H */
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