simde/simde/check.h at wip/e2k · hominhquan/simde

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/* Check (assertions)

* Portable Snippets - https://gitub.com/nemequ/portable-snippets

* Created by Evan Nemerson <evan@nemerson.com>

* To the extent possible under law, the authors have waived all

* copyright and related or neighboring rights to this code. For

* details, see the Creative Commons Zero 1.0 Universal license at

* https://creativecommons.org/publicdomain/zero/1.0/

* SPDX-License-Identifier: CC0-1.0

#if !defined(SIMDE_CHECK_H)

#define SIMDE_CHECK_H

#if !defined(SIMDE_NDEBUG) && !defined(SIMDE_DEBUG)

# define SIMDE_NDEBUG 1

#endif

#include "hedley.h"

#include "simde-diagnostic.h"

#include <stdint.h>

#if !defined(_WIN32)

# define SIMDE_SIZE_MODIFIER "z"

# define SIMDE_CHAR_MODIFIER "hh"

# define SIMDE_SHORT_MODIFIER "h"

#else

# if defined(_M_X64) || defined(__amd64__)

# define SIMDE_SIZE_MODIFIER "I64"

# else

# define SIMDE_SIZE_MODIFIER ""

# endif

# define SIMDE_CHAR_MODIFIER ""

# define SIMDE_SHORT_MODIFIER ""

#endif

#if defined(_MSC_VER) && (_MSC_VER >= 1500)

# define SIMDE_PUSH_DISABLE_MSVC_C4127_ __pragma(warning(push)) __pragma(warning(disable:4127))

# define SIMDE_POP_DISABLE_MSVC_C4127_ __pragma(warning(pop))

#else

# define SIMDE_PUSH_DISABLE_MSVC_C4127_

# define SIMDE_POP_DISABLE_MSVC_C4127_

#endif

#if !defined(simde_errorf)

# if defined(__has_include)

# if __has_include(<stdio.h>)

# include <stdio.h>

# endif

# elif defined(SIMDE_STDC_HOSTED)

# if SIMDE_STDC_HOSTED == 1

# include <stdio.h>

# endif

# elif defined(__STDC_HOSTED__)

# if __STDC_HOSTETD__ == 1

# include <stdio.h>

# endif

# include "debug-trap.h"

HEDLEY_DIAGNOSTIC_PUSH

SIMDE_DIAGNOSTIC_DISABLE_VARIADIC_MACROS_

# if defined(EOF)

# define simde_errorf(format, ...) (fprintf(stderr, format, __VA_ARGS__), abort())

# else

# define simde_errorf(format, ...) (simde_trap())

# endif

HEDLEY_DIAGNOSTIC_POP

#endif

#define simde_error(msg) simde_errorf("%s", msg)

#if defined(SIMDE_NDEBUG) || \

(defined(__cplusplus) && (__cplusplus < 201103L)) || \

(defined(__STDC__) && (__STDC__ < 199901L))

# if defined(SIMDE_CHECK_FAIL_DEFINED)

# define simde_assert(expr)

# else

# if defined(HEDLEY_ASSUME)

# define simde_assert(expr) HEDLEY_ASSUME(expr)

# elif HEDLEY_GCC_VERSION_CHECK(4,5,0)

# define simde_assert(expr) ((void) (!!(expr) ? 1 : (__builtin_unreachable(), 1)))

# elif HEDLEY_MSVC_VERSION_CHECK(13,10,0)

# define simde_assert(expr) __assume(expr)

# else

# define simde_assert(expr)

# endif

# define simde_assert_true(expr) simde_assert(expr)

# define simde_assert_false(expr) simde_assert(!(expr))

# define simde_assert_type_full(prefix, suffix, T, fmt, a, op, b) simde_assert(((a) op (b)))

# define simde_assert_double_equal(a, b, precision)

# define simde_assert_string_equal(a, b)

# define simde_assert_string_not_equal(a, b)

# define simde_assert_memory_equal(size, a, b)

# define simde_assert_memory_not_equal(size, a, b)

#else

# define simde_assert(expr) \

do { \

if (!HEDLEY_LIKELY(expr)) { \

simde_error("assertion failed: " #expr "\n"); \

} \

SIMDE_PUSH_DISABLE_MSVC_C4127_ \

} while (0) \

SIMDE_POP_DISABLE_MSVC_C4127_

# define simde_assert_true(expr) \

do { \

if (!HEDLEY_LIKELY(expr)) { \

simde_error("assertion failed: " #expr " is not true\n"); \

} \

SIMDE_PUSH_DISABLE_MSVC_C4127_ \

} while (0) \

SIMDE_POP_DISABLE_MSVC_C4127_

# define simde_assert_false(expr) \

do { \

if (!HEDLEY_LIKELY(!(expr))) { \

simde_error("assertion failed: " #expr " is not false\n"); \

} \

SIMDE_PUSH_DISABLE_MSVC_C4127_ \

} while (0) \

SIMDE_POP_DISABLE_MSVC_C4127_

# define simde_assert_type_full(prefix, suffix, T, fmt, a, op, b) \

do { \

T simde_tmp_a_ = (a); \

T simde_tmp_b_ = (b); \

if (!(simde_tmp_a_ op simde_tmp_b_)) { \

simde_errorf("assertion failed: %s %s %s (" prefix "%" fmt suffix " %s " prefix "%" fmt suffix ")\n", \

#a, #op, #b, simde_tmp_a_, #op, simde_tmp_b_); \

} \

SIMDE_PUSH_DISABLE_MSVC_C4127_ \

} while (0) \

SIMDE_POP_DISABLE_MSVC_C4127_

# define simde_assert_double_equal(a, b, precision) \

do { \

const double simde_tmp_a_ = (a); \

const double simde_tmp_b_ = (b); \

const double simde_tmp_diff_ = ((simde_tmp_a_ - simde_tmp_b_) < 0) ? \

-(simde_tmp_a_ - simde_tmp_b_) : \

(simde_tmp_a_ - simde_tmp_b_); \

if (HEDLEY_UNLIKELY(simde_tmp_diff_ > 1e-##precision)) { \

simde_errorf("assertion failed: %s == %s (%0." #precision "g == %0." #precision "g)\n", \

#a, #b, simde_tmp_a_, simde_tmp_b_); \

} \

SIMDE_PUSH_DISABLE_MSVC_C4127_ \

} while (0) \

SIMDE_POP_DISABLE_MSVC_C4127_

# include <string.h>

# define simde_assert_string_equal(a, b) \

do { \

const char* simde_tmp_a_ = a; \

const char* simde_tmp_b_ = b; \

if (HEDLEY_UNLIKELY(strcmp(simde_tmp_a_, simde_tmp_b_) != 0)) { \

simde_errorf("assertion failed: string %s == %s (\"%s\" == \"%s\")\n", \

#a, #b, simde_tmp_a_, simde_tmp_b_); \

} \

SIMDE_PUSH_DISABLE_MSVC_C4127_ \

} while (0) \

SIMDE_POP_DISABLE_MSVC_C4127_

# define simde_assert_string_not_equal(a, b) \

do { \

const char* simde_tmp_a_ = a; \

const char* simde_tmp_b_ = b; \

if (HEDLEY_UNLIKELY(strcmp(simde_tmp_a_, simde_tmp_b_) == 0)) { \

simde_errorf("assertion failed: string %s != %s (\"%s\" == \"%s\")\n", \

#a, #b, simde_tmp_a_, simde_tmp_b_); \

} \

SIMDE_PUSH_DISABLE_MSVC_C4127_ \

} while (0) \

SIMDE_POP_DISABLE_MSVC_C4127_

# define simde_assert_memory_equal(size, a, b) \

do { \

const unsigned char* simde_tmp_a_ = (const unsigned char*) (a); \

const unsigned char* simde_tmp_b_ = (const unsigned char*) (b); \

const size_t simde_tmp_size_ = (size); \

if (HEDLEY_UNLIKELY(memcmp(simde_tmp_a_, simde_tmp_b_, simde_tmp_size_)) != 0) { \

size_t simde_tmp_pos_; \

for (simde_tmp_pos_ = 0 ; simde_tmp_pos_ < simde_tmp_size_ ; simde_tmp_pos_++) { \

if (simde_tmp_a_[simde_tmp_pos_] != simde_tmp_b_[simde_tmp_pos_]) { \

simde_errorf("assertion failed: memory %s == %s, at offset %" SIMDE_SIZE_MODIFIER "u\n", \

#a, #b, simde_tmp_pos_); \

break; \

} \

SIMDE_PUSH_DISABLE_MSVC_C4127_ \

} while (0) \

SIMDE_POP_DISABLE_MSVC_C4127_

# define simde_assert_memory_not_equal(size, a, b) \

do { \

const unsigned char* simde_tmp_a_ = (const unsigned char*) (a); \

const unsigned char* simde_tmp_b_ = (const unsigned char*) (b); \

const size_t simde_tmp_size_ = (size); \

if (HEDLEY_UNLIKELY(memcmp(simde_tmp_a_, simde_tmp_b_, simde_tmp_size_)) == 0) { \

simde_errorf("assertion failed: memory %s != %s (%" SIMDE_SIZE_MODIFIER "u bytes)\n", \

#a, #b, simde_tmp_size_); \

} \

SIMDE_PUSH_DISABLE_MSVC_C4127_ \

} while (0) \

SIMDE_POP_DISABLE_MSVC_C4127_

#endif

#define simde_assert_type(T, fmt, a, op, b) \

simde_assert_type_full("", "", T, fmt, a, op, b)

#define simde_assert_char(a, op, b) \

simde_assert_type_full("'\\x", "'", char, "02" SIMDE_CHAR_MODIFIER "x", a, op, b)

#define simde_assert_uchar(a, op, b) \

simde_assert_type_full("'\\x", "'", unsigned char, "02" SIMDE_CHAR_MODIFIER "x", a, op, b)

#define simde_assert_short(a, op, b) \

simde_assert_type(short, SIMDE_SHORT_MODIFIER "d", a, op, b)

#define simde_assert_ushort(a, op, b) \

simde_assert_type(unsigned short, SIMDE_SHORT_MODIFIER "u", a, op, b)

#define simde_assert_int(a, op, b) \

simde_assert_type(int, "d", a, op, b)

#define simde_assert_uint(a, op, b) \

simde_assert_type(unsigned int, "u", a, op, b)

#define simde_assert_long(a, op, b) \

simde_assert_type(long int, "ld", a, op, b)

#define simde_assert_ulong(a, op, b) \

simde_assert_type(unsigned long int, "lu", a, op, b)

#define simde_assert_llong(a, op, b) \

simde_assert_type(long long int, "lld", a, op, b)

#define simde_assert_ullong(a, op, b) \

simde_assert_type(unsigned long long int, "llu", a, op, b)

#define simde_assert_size(a, op, b) \

simde_assert_type(size_t, SIMDE_SIZE_MODIFIER "u", a, op, b)

#define simde_assert_float(a, op, b) \

simde_assert_type(float, "f", a, op, b)

#define simde_assert_double(a, op, b) \

simde_assert_type(double, "g", a, op, b)

#define simde_assert_ptr(a, op, b) \

simde_assert_type(const void*, "p", a, op, b)

#define simde_assert_int8(a, op, b) \

simde_assert_type(int8_t, PRIi8, a, op, b)

#define simde_assert_uint8(a, op, b) \

simde_assert_type(uint8_t, PRIu8, a, op, b)

#define simde_assert_int16(a, op, b) \

simde_assert_type(int16_t, PRIi16, a, op, b)

#define simde_assert_uint16(a, op, b) \

simde_assert_type(uint16_t, PRIu16, a, op, b)

#define simde_assert_int32(a, op, b) \

simde_assert_type(int32_t, PRIi32, a, op, b)

#define simde_assert_uint32(a, op, b) \

simde_assert_type(uint32_t, PRIu32, a, op, b)

#define simde_assert_int64(a, op, b) \

simde_assert_type(int64_t, PRIi64, a, op, b)

#define simde_assert_uint64(a, op, b) \

simde_assert_type(uint64_t, PRIu64, a, op, b)

#define simde_assert_ptr_equal(a, b) \

simde_assert_ptr(a, ==, b)

#define simde_assert_ptr_not_equal(a, b) \

simde_assert_ptr(a, !=, b)

#define simde_assert_null(ptr) \

simde_assert_ptr(ptr, ==, NULL)

#define simde_assert_not_null(ptr) \

simde_assert_ptr(ptr, !=, NULL)

#define simde_assert_ptr_null(ptr) \

simde_assert_ptr(ptr, ==, NULL)

#define simde_assert_ptr_not_null(ptr) \

simde_assert_ptr(ptr, !=, NULL)

#endif /* !defined(SIMDE_CHECK_H) */

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