ia32intrin.h

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/* ===-------- ia32intrin.h ---------------------------------------------------===
 *
 * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 * See https://llvm.org/LICENSE.txt for license information.
 * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 *
 *===-----------------------------------------------------------------------===
 */
 
#ifndef __X86INTRIN_H
#error "Never use <ia32intrin.h> directly; include <x86intrin.h> instead."
#endif
 
#ifndef __IA32INTRIN_H
#define __IA32INTRIN_H
 
static __inline__ int __attribute__((__always_inline__, __nodebug__))
__bsfd(int __A) {
  return __builtin_ctz(__A);
}
static __inline__ int __attribute__((__always_inline__, __nodebug__)) {…}
 
static __inline__ int __attribute__((__always_inline__, __nodebug__))
__bsrd(int __A) {
  return 31 - __builtin_clz(__A);
}
 
static __inline__ int __attribute__((__always_inline__, __nodebug__))
__bswapd(int __A) {
  return __builtin_bswap32(__A);
}
 
static __inline__ int __attribute__((__always_inline__, __nodebug__))
_bswap(int __A) {
  return __builtin_bswap32(__A);
}
 
#define _bit_scan_forward(A) __bsfd((A))
#define _bit_scan_reverse(A) __bsrd((A))
 
#ifdef __x86_64__
static __inline__ int __attribute__((__always_inline__, __nodebug__))
__bsfq(long long __A) {
  return __builtin_ctzll(__A);
}
 
static __inline__ int __attribute__((__always_inline__, __nodebug__))
__bsrq(long long __A) {
  return 63 - __builtin_clzll(__A);
}
 
static __inline__ long long __attribute__((__always_inline__, __nodebug__))
__bswapq(long long __A) {
  return __builtin_bswap64(__A);
}
 
#define _bswap64(A) __bswapq((A))
#endif
 
static __inline__ int __attribute__((__always_inline__, __nodebug__))
__popcntd(unsigned int __A)
{
  return __builtin_popcount(__A);
}
 
#define _popcnt32(A) __popcntd((A))
 
#ifdef __x86_64__
static __inline__ long long __attribute__((__always_inline__, __nodebug__))
__popcntq(unsigned long long __A)
{
  return __builtin_popcountll(__A);
}
 
#define _popcnt64(A) __popcntq((A))
#endif /* __x86_64__ */
 
#ifdef __x86_64__
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
__readeflags(void)
{
  return __builtin_ia32_readeflags_u64();
}
 
static __inline__ void __attribute__((__always_inline__, __nodebug__))
__writeeflags(unsigned long long __f)
{
  __builtin_ia32_writeeflags_u64(__f);
}
 
#else /* !__x86_64__ */
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
__readeflags(void)
{
  return __builtin_ia32_readeflags_u32();
}
 
static __inline__ void __attribute__((__always_inline__, __nodebug__))
__writeeflags(unsigned int __f)
{
  __builtin_ia32_writeeflags_u32(__f);
}
#endif /* !__x86_64__ */
 
static __inline__ unsigned int __attribute__((__always_inline__))
_castf32_u32(float __A) {
  unsigned int D;
  __builtin_memcpy(&D, &__A, sizeof(__A));
  return D;
}
static __inline__ unsigned int __attribute__((__always_inline__)) {…}
 
static __inline__ unsigned long long __attribute__((__always_inline__))
_castf64_u64(double __A) {
  unsigned long long D;
  __builtin_memcpy(&D, &__A, sizeof(__A));
  return D;
}
 
static __inline__ float __attribute__((__always_inline__))
_castu32_f32(unsigned int __A) {
  float D;
  __builtin_memcpy(&D, &__A, sizeof(__A));
  return D;
}
 
static __inline__ double __attribute__((__always_inline__))
_castu64_f64(unsigned long long __A) {
  double D;
  __builtin_memcpy(&D, &__A, sizeof(__A));
  return D;
}
 
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__, __target__("sse4.2")))
__crc32b(unsigned int __C, unsigned char __D)
{
  return __builtin_ia32_crc32qi(__C, __D);
}
 
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__, __target__("sse4.2")))
__crc32w(unsigned int __C, unsigned short __D)
{
  return __builtin_ia32_crc32hi(__C, __D);
}
 
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__, __target__("sse4.2")))
__crc32d(unsigned int __C, unsigned int __D)
{
  return __builtin_ia32_crc32si(__C, __D);
}
 
#ifdef __x86_64__
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__, __target__("sse4.2")))
__crc32q(unsigned long long __C, unsigned long long __D)
{
  return __builtin_ia32_crc32di(__C, __D);
}
#endif /* __x86_64__ */
 
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
__rdpmc(int __A) {
  return __builtin_ia32_rdpmc(__A);
}
 
/* __rdtscp */
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
__rdtscp(unsigned int *__A) {
  return __builtin_ia32_rdtscp(__A);
}
 
#define _rdtsc() __rdtsc()
 
#define _rdpmc(A) __rdpmc(A)
 
static __inline__ void __attribute__((__always_inline__, __nodebug__))
_wbinvd(void) {
  __builtin_ia32_wbinvd();
}
 
static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__))
__rolb(unsigned char __X, int __C) {
  return __builtin_rotateleft8(__X, __C);
}
 
static __inline__ unsigned char __attribute__((__always_inline__, __nodebug__))
__rorb(unsigned char __X, int __C) {
  return __builtin_rotateright8(__X, __C);
}
 
static __inline__ unsigned short __attribute__((__always_inline__, __nodebug__))
__rolw(unsigned short __X, int __C) {
  return __builtin_rotateleft16(__X, __C);
}
 
static __inline__ unsigned short __attribute__((__always_inline__, __nodebug__))
__rorw(unsigned short __X, int __C) {
  return __builtin_rotateright16(__X, __C);
}
 
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
__rold(unsigned int __X, int __C) {
  return __builtin_rotateleft32(__X, __C);
}
 
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
__rord(unsigned int __X, int __C) {
  return __builtin_rotateright32(__X, __C);
}
 
#ifdef __x86_64__
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
__rolq(unsigned long long __X, int __C) {
  return __builtin_rotateleft64(__X, __C);
}
 
static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
__rorq(unsigned long long __X, int __C) {
  return __builtin_rotateright64(__X, __C);
}
#endif /* __x86_64__ */
 
#ifndef _MSC_VER
/* These are already provided as builtins for MSVC. */
/* Select the correct function based on the size of long. */
#ifdef __LP64__
#define _lrotl(a,b) __rolq((a), (b))
#define _lrotr(a,b) __rorq((a), (b))
#else
#define _lrotl(a,b) __rold((a), (b))
#define _lrotr(a,b) __rord((a), (b))
#endif
#define _rotl(a,b) __rold((a), (b))
#define _rotr(a,b) __rord((a), (b))
#endif // _MSC_VER
 
/* These are not builtins so need to be provided in all modes. */
#define _rotwl(a,b) __rolw((a), (b))
#define _rotwr(a,b) __rorw((a), (b))
 
#endif /* __IA32INTRIN_H */