259 lines
13 KiB
C
259 lines
13 KiB
C
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/* Check (assertions)
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* Portable Snippets - https://gitub.com/nemequ/portable-snippets
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* Created by Evan Nemerson <evan@nemerson.com>
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*
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* To the extent possible under law, the authors have waived all
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* copyright and related or neighboring rights to this code. For
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* details, see the Creative Commons Zero 1.0 Universal license at
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* https://creativecommons.org/publicdomain/zero/1.0/
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*/
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#if !defined(SIMDE_CHECK_H)
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#define SIMDE_CHECK_H
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#if !defined(SIMDE_NDEBUG) && !defined(SIMDE_DEBUG)
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#define SIMDE_NDEBUG 1
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#endif
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#include <stdint.h>
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#if !defined(_WIN32)
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#define SIMDE_SIZE_MODIFIER "z"
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#define SIMDE_CHAR_MODIFIER "hh"
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#define SIMDE_SHORT_MODIFIER "h"
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#else
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#if defined(_M_X64) || defined(__amd64__)
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#define SIMDE_SIZE_MODIFIER "I64"
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#else
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#define SIMDE_SIZE_MODIFIER ""
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#endif
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#define SIMDE_CHAR_MODIFIER ""
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#define SIMDE_SHORT_MODIFIER ""
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#endif
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#if defined(_MSC_VER) && (_MSC_VER >= 1500)
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#define SIMDE__PUSH_DISABLE_MSVC_C4127 \
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__pragma(warning(push)) __pragma(warning(disable : 4127))
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#define SIMDE__POP_DISABLE_MSVC_C4127 __pragma(warning(pop))
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#else
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#define SIMDE__PUSH_DISABLE_MSVC_C4127
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#define SIMDE__POP_DISABLE_MSVC_C4127
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#endif
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#if !defined(simde_errorf)
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#include <stdio.h>
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#include <stdlib.h>
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#define simde_errorf(format, ...) \
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(fprintf(stderr, format, __VA_ARGS__), abort())
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#endif
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#define simde_error(msg) simde_errorf("%s", msg)
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#if defined(SIMDE_NDEBUG)
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#if defined(SIMDE_CHECK_FAIL_DEFINED)
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#define simde_assert(expr)
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#else
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#if defined(HEDLEY_ASSUME)
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#define simde_assert(expr) HEDLEY_ASSUME(expr)
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#elif HEDLEY_GCC_VERSION_CHECK(4, 5, 0)
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#define simde_assert(expr) ((void)(!!(expr) ? 1 : (__builtin_unreachable(), 1)))
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#elif HEDLEY_MSVC_VERSION_CHECK(13, 10, 0)
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#define simde_assert(expr) __assume(expr)
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#else
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#define simde_assert(expr)
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#endif
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#endif
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#define simde_assert_true(expr) simde_assert(expr)
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#define simde_assert_false(expr) simde_assert(!(expr))
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#define simde_assert_type_full(prefix, suffix, T, fmt, a, op, b) \
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simde_assert(((a)op(b)))
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#define simde_assert_double_equal(a, b, precision)
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#define simde_assert_string_equal(a, b)
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#define simde_assert_string_not_equal(a, b)
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#define simde_assert_memory_equal(size, a, b)
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#define simde_assert_memory_not_equal(size, a, b)
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#else
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#define simde_assert(expr) \
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do { \
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if (!HEDLEY_LIKELY(expr)) { \
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simde_error("assertion failed: " #expr "\n"); \
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} \
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SIMDE__PUSH_DISABLE_MSVC_C4127 \
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} while (0) SIMDE__POP_DISABLE_MSVC_C4127
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#define simde_assert_true(expr) \
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do { \
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if (!HEDLEY_LIKELY(expr)) { \
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simde_error("assertion failed: " #expr \
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" is not true\n"); \
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} \
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SIMDE__PUSH_DISABLE_MSVC_C4127 \
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} while (0) SIMDE__POP_DISABLE_MSVC_C4127
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#define simde_assert_false(expr) \
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do { \
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if (!HEDLEY_LIKELY(!(expr))) { \
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simde_error("assertion failed: " #expr \
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" is not false\n"); \
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} \
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SIMDE__PUSH_DISABLE_MSVC_C4127 \
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} while (0) SIMDE__POP_DISABLE_MSVC_C4127
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#define simde_assert_type_full(prefix, suffix, T, fmt, a, op, b) \
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do { \
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T simde_tmp_a_ = (a); \
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T simde_tmp_b_ = (b); \
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if (!(simde_tmp_a_ op simde_tmp_b_)) { \
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simde_errorf("assertion failed: %s %s %s (" prefix \
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"%" fmt suffix " %s " prefix \
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"%" fmt suffix ")\n", \
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#a, #op, #b, simde_tmp_a_, #op, \
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simde_tmp_b_); \
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} \
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SIMDE__PUSH_DISABLE_MSVC_C4127 \
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} while (0) SIMDE__POP_DISABLE_MSVC_C4127
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#define simde_assert_double_equal(a, b, precision) \
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do { \
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const double simde_tmp_a_ = (a); \
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const double simde_tmp_b_ = (b); \
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const double simde_tmp_diff_ = \
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((simde_tmp_a_ - simde_tmp_b_) < 0) \
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? -(simde_tmp_a_ - simde_tmp_b_) \
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: (simde_tmp_a_ - simde_tmp_b_); \
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if (HEDLEY_UNLIKELY(simde_tmp_diff_ > 1e-##precision)) { \
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simde_errorf( \
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"assertion failed: %s == %s (%0." #precision \
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"g == %0." #precision "g)\n", \
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#a, #b, simde_tmp_a_, simde_tmp_b_); \
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} \
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SIMDE__PUSH_DISABLE_MSVC_C4127 \
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} while (0) SIMDE__POP_DISABLE_MSVC_C4127
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#include <string.h>
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#define simde_assert_string_equal(a, b) \
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do { \
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const char *simde_tmp_a_ = a; \
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const char *simde_tmp_b_ = b; \
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if (HEDLEY_UNLIKELY(strcmp(simde_tmp_a_, simde_tmp_b_) != \
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0)) { \
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simde_errorf( \
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"assertion failed: string %s == %s (\"%s\" == \"%s\")\n", \
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#a, #b, simde_tmp_a_, simde_tmp_b_); \
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} \
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SIMDE__PUSH_DISABLE_MSVC_C4127 \
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} while (0) SIMDE__POP_DISABLE_MSVC_C4127
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#define simde_assert_string_not_equal(a, b) \
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do { \
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const char *simde_tmp_a_ = a; \
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const char *simde_tmp_b_ = b; \
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if (HEDLEY_UNLIKELY(strcmp(simde_tmp_a_, simde_tmp_b_) == \
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0)) { \
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simde_errorf( \
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"assertion failed: string %s != %s (\"%s\" == \"%s\")\n", \
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#a, #b, simde_tmp_a_, simde_tmp_b_); \
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} \
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SIMDE__PUSH_DISABLE_MSVC_C4127 \
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} while (0) SIMDE__POP_DISABLE_MSVC_C4127
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#define simde_assert_memory_equal(size, a, b) \
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do { \
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const unsigned char *simde_tmp_a_ = \
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(const unsigned char *)(a); \
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const unsigned char *simde_tmp_b_ = \
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(const unsigned char *)(b); \
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const size_t simde_tmp_size_ = (size); \
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if (HEDLEY_UNLIKELY(memcmp(simde_tmp_a_, simde_tmp_b_, \
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simde_tmp_size_)) != 0) { \
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size_t simde_tmp_pos_; \
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for (simde_tmp_pos_ = 0; \
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simde_tmp_pos_ < simde_tmp_size_; \
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simde_tmp_pos_++) { \
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if (simde_tmp_a_[simde_tmp_pos_] != \
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simde_tmp_b_[simde_tmp_pos_]) { \
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simde_errorf( \
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"assertion failed: memory %s == %s, at offset %" SIMDE_SIZE_MODIFIER \
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"u\n", \
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#a, #b, simde_tmp_pos_); \
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break; \
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} \
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} \
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} \
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SIMDE__PUSH_DISABLE_MSVC_C4127 \
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} while (0) SIMDE__POP_DISABLE_MSVC_C4127
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#define simde_assert_memory_not_equal(size, a, b) \
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do { \
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const unsigned char *simde_tmp_a_ = \
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(const unsigned char *)(a); \
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const unsigned char *simde_tmp_b_ = \
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(const unsigned char *)(b); \
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const size_t simde_tmp_size_ = (size); \
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if (HEDLEY_UNLIKELY(memcmp(simde_tmp_a_, simde_tmp_b_, \
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simde_tmp_size_)) == 0) { \
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simde_errorf( \
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"assertion failed: memory %s != %s (%" SIMDE_SIZE_MODIFIER \
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"u bytes)\n", \
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#a, #b, simde_tmp_size_); \
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} \
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SIMDE__PUSH_DISABLE_MSVC_C4127 \
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} while (0) SIMDE__POP_DISABLE_MSVC_C4127
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#endif
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#define simde_assert_type(T, fmt, a, op, b) \
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simde_assert_type_full("", "", T, fmt, a, op, b)
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#define simde_assert_char(a, op, b) \
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simde_assert_type_full("'\\x", "'", char, \
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"02" SIMDE_CHAR_MODIFIER "x", a, op, b)
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#define simde_assert_uchar(a, op, b) \
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simde_assert_type_full("'\\x", "'", unsigned char, \
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"02" SIMDE_CHAR_MODIFIER "x", a, op, b)
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#define simde_assert_short(a, op, b) \
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simde_assert_type(short, SIMDE_SHORT_MODIFIER "d", a, op, b)
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#define simde_assert_ushort(a, op, b) \
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simde_assert_type(unsigned short, SIMDE_SHORT_MODIFIER "u", a, op, b)
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#define simde_assert_int(a, op, b) simde_assert_type(int, "d", a, op, b)
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#define simde_assert_uint(a, op, b) \
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simde_assert_type(unsigned int, "u", a, op, b)
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#define simde_assert_long(a, op, b) simde_assert_type(long int, "ld", a, op, b)
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#define simde_assert_ulong(a, op, b) \
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simde_assert_type(unsigned long int, "lu", a, op, b)
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#define simde_assert_llong(a, op, b) \
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simde_assert_type(long long int, "lld", a, op, b)
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#define simde_assert_ullong(a, op, b) \
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simde_assert_type(unsigned long long int, "llu", a, op, b)
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#define simde_assert_size(a, op, b) \
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simde_assert_type(size_t, SIMDE_SIZE_MODIFIER "u", a, op, b)
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#define simde_assert_float(a, op, b) simde_assert_type(float, "f", a, op, b)
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#define simde_assert_double(a, op, b) simde_assert_type(double, "g", a, op, b)
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#define simde_assert_ptr(a, op, b) \
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simde_assert_type(const void *, "p", a, op, b)
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#define simde_assert_int8(a, op, b) simde_assert_type(int8_t, PRIi8, a, op, b)
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#define simde_assert_uint8(a, op, b) simde_assert_type(uint8_t, PRIu8, a, op, b)
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#define simde_assert_int16(a, op, b) \
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simde_assert_type(int16_t, PRIi16, a, op, b)
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#define simde_assert_uint16(a, op, b) \
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simde_assert_type(uint16_t, PRIu16, a, op, b)
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#define simde_assert_int32(a, op, b) \
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simde_assert_type(int32_t, PRIi32, a, op, b)
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#define simde_assert_uint32(a, op, b) \
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simde_assert_type(uint32_t, PRIu32, a, op, b)
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#define simde_assert_int64(a, op, b) \
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simde_assert_type(int64_t, PRIi64, a, op, b)
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#define simde_assert_uint64(a, op, b) \
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simde_assert_type(uint64_t, PRIu64, a, op, b)
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#define simde_assert_ptr_equal(a, b) simde_assert_ptr(a, ==, b)
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#define simde_assert_ptr_not_equal(a, b) simde_assert_ptr(a, !=, b)
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#define simde_assert_null(ptr) simde_assert_ptr(ptr, ==, NULL)
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#define simde_assert_not_null(ptr) simde_assert_ptr(ptr, !=, NULL)
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#define simde_assert_ptr_null(ptr) simde_assert_ptr(ptr, ==, NULL)
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#define simde_assert_ptr_not_null(ptr) simde_assert_ptr(ptr, !=, NULL)
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#endif /* !defined(SIMDE_CHECK_H) */
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