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Diffstat (limited to 'common/nextpnr_assertions.h')
-rw-r--r-- | common/nextpnr_assertions.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/common/nextpnr_assertions.h b/common/nextpnr_assertions.h new file mode 100644 index 00000000..85a724c6 --- /dev/null +++ b/common/nextpnr_assertions.h @@ -0,0 +1,62 @@ +/* + * nextpnr -- Next Generation Place and Route + * + * Copyright (C) 2018 Clifford Wolf <clifford@symbioticeda.com> + * Copyright (C) 2018 Serge Bazanski <q3k@symbioticeda.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#ifndef NEXTPNR_ASSERTIONS_H +#define NEXTPNR_ASSERTIONS_H + +#include <stdexcept> + +#include "nextpnr_namespaces.h" + +NEXTPNR_NAMESPACE_BEGIN + +class assertion_failure : public std::runtime_error +{ + public: + assertion_failure(std::string msg, std::string expr_str, std::string filename, int line); + + std::string msg; + std::string expr_str; + std::string filename; + int line; +}; + +NPNR_NORETURN +inline void assert_fail_impl(const char *message, const char *expr_str, const char *filename, int line) +{ + throw assertion_failure(message, expr_str, filename, line); +} + +NPNR_NORETURN +inline void assert_fail_impl_str(std::string message, const char *expr_str, const char *filename, int line) +{ + throw assertion_failure(message, expr_str, filename, line); +} + +#define NPNR_ASSERT(cond) (!(cond) ? assert_fail_impl(#cond, #cond, __FILE__, __LINE__) : (void)true) +#define NPNR_ASSERT_MSG(cond, msg) (!(cond) ? assert_fail_impl(msg, #cond, __FILE__, __LINE__) : (void)true) +#define NPNR_ASSERT_FALSE(msg) (assert_fail_impl(msg, "false", __FILE__, __LINE__)) +#define NPNR_ASSERT_FALSE_STR(msg) (assert_fail_impl_str(msg, "false", __FILE__, __LINE__)) + +#define NPNR_STRINGIFY(x) #x + +NEXTPNR_NAMESPACE_END + +#endif /* NEXTPNR_ASSERTIONS_H */ |