diff options
Diffstat (limited to 'freebsd/sys/contrib/ck/include/gcc')
17 files changed, 4214 insertions, 0 deletions
diff --git a/freebsd/sys/contrib/ck/include/gcc/aarch64/ck_f_pr.h b/freebsd/sys/contrib/ck/include/gcc/aarch64/ck_f_pr.h new file mode 100644 index 00000000..93ecee07 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/aarch64/ck_f_pr.h @@ -0,0 +1,167 @@ +/* DO NOT EDIT. This is auto-generated from feature.sh */ +#define CK_F_PR_ADD_16 +#define CK_F_PR_ADD_32 +#define CK_F_PR_ADD_64 +#define CK_F_PR_ADD_8 +#define CK_F_PR_ADD_CHAR +#define CK_F_PR_ADD_INT +#define CK_F_PR_ADD_PTR +#define CK_F_PR_ADD_SHORT +#define CK_F_PR_ADD_UINT +#define CK_F_PR_AND_16 +#define CK_F_PR_AND_32 +#define CK_F_PR_AND_64 +#define CK_F_PR_AND_8 +#define CK_F_PR_AND_CHAR +#define CK_F_PR_AND_INT +#define CK_F_PR_AND_PTR +#define CK_F_PR_AND_SHORT +#define CK_F_PR_AND_UINT +#define CK_F_PR_BARRIER +#define CK_F_PR_CAS_16 +#define CK_F_PR_CAS_16_VALUE +#define CK_F_PR_CAS_32 +#define CK_F_PR_CAS_32_VALUE +#define CK_F_PR_CAS_64 +#define CK_F_PR_CAS_64_VALUE +#define CK_F_PR_CAS_64_2 +#define CK_F_PR_CAS_64_2_VALUE +#define CK_F_PR_CAS_DOUBLE +#define CK_F_PR_CAS_DOUBLE_VALUE +#define CK_F_PR_CAS_8 +#define CK_F_PR_CAS_8_VALUE +#define CK_F_PR_CAS_CHAR +#define CK_F_PR_CAS_CHAR_VALUE +#define CK_F_PR_CAS_INT +#define CK_F_PR_CAS_INT_VALUE +#define CK_F_PR_CAS_PTR +#define CK_F_PR_CAS_PTR_2 +#define CK_F_PR_CAS_PTR_2_VALUE +#define CK_F_PR_CAS_PTR_VALUE +#define CK_F_PR_CAS_SHORT +#define CK_F_PR_CAS_SHORT_VALUE +#define CK_F_PR_CAS_UINT +#define CK_F_PR_CAS_UINT_VALUE +#define CK_F_PR_DEC_16 +#define CK_F_PR_DEC_32 +#define CK_F_PR_DEC_64 +#define CK_F_PR_DEC_8 +#define CK_F_PR_DEC_CHAR +#define CK_F_PR_DEC_INT +#define CK_F_PR_DEC_PTR +#define CK_F_PR_DEC_SHORT +#define CK_F_PR_DEC_UINT +#define CK_F_PR_FAA_16 +#define CK_F_PR_FAA_32 +#define CK_F_PR_FAA_64 +#define CK_F_PR_FAA_8 +#define CK_F_PR_FAA_CHAR +#define CK_F_PR_FAA_INT +#define CK_F_PR_FAA_PTR +#define CK_F_PR_FAA_SHORT +#define CK_F_PR_FAA_UINT +#define CK_F_PR_FAS_16 +#define CK_F_PR_FAS_32 +#define CK_F_PR_FAS_64 +#define CK_F_PR_FAS_8 +#define CK_F_PR_FAS_CHAR +#define CK_F_PR_FAS_INT +#define CK_F_PR_FAS_PTR +#define CK_F_PR_FAS_SHORT +#define CK_F_PR_FAS_UINT +#define CK_F_PR_FENCE_ATOMIC +#define CK_F_PR_FENCE_ATOMIC_LOAD +#define CK_F_PR_FENCE_ATOMIC_STORE +#define CK_F_PR_FENCE_LOAD +#define CK_F_PR_FENCE_LOAD_ATOMIC +#define CK_F_PR_FENCE_LOAD_DEPENDS +#define CK_F_PR_FENCE_LOAD_STORE +#define CK_F_PR_FENCE_MEMORY +#define CK_F_PR_FENCE_STORE +#define CK_F_PR_FENCE_STORE_ATOMIC +#define CK_F_PR_FENCE_STORE_LOAD +#define CK_F_PR_FENCE_STRICT_ATOMIC +#define CK_F_PR_FENCE_STRICT_ATOMIC_LOAD +#define CK_F_PR_FENCE_STRICT_ATOMIC_STORE +#define CK_F_PR_FENCE_STRICT_LOAD +#define CK_F_PR_FENCE_STRICT_LOAD_ATOMIC +#define CK_F_PR_FENCE_STRICT_LOAD_STORE +#define CK_F_PR_FENCE_STRICT_MEMORY +#define CK_F_PR_FENCE_STRICT_STORE +#define CK_F_PR_FENCE_STRICT_STORE_ATOMIC +#define CK_F_PR_FENCE_STRICT_STORE_LOAD +#define CK_F_PR_INC_16 +#define CK_F_PR_INC_32 +#define CK_F_PR_INC_64 +#define CK_F_PR_INC_8 +#define CK_F_PR_INC_CHAR +#define CK_F_PR_INC_INT +#define CK_F_PR_INC_PTR +#define CK_F_PR_INC_SHORT +#define CK_F_PR_INC_UINT +#define CK_F_PR_LOAD_16 +#define CK_F_PR_LOAD_32 +#define CK_F_PR_LOAD_64 +#define CK_F_PR_LOAD_DOUBLE +#define CK_F_PR_LOAD_8 +#define CK_F_PR_LOAD_CHAR +#define CK_F_PR_LOAD_INT +#define CK_F_PR_LOAD_PTR +#define CK_F_PR_LOAD_SHORT +#define CK_F_PR_LOAD_UINT +#define CK_F_PR_NEG_16 +#define CK_F_PR_NEG_32 +#define CK_F_PR_NEG_64 +#define CK_F_PR_NEG_8 +#define CK_F_PR_NEG_CHAR +#define CK_F_PR_NEG_INT +#define CK_F_PR_NEG_PTR +#define CK_F_PR_NEG_SHORT +#define CK_F_PR_NEG_UINT +#define CK_F_PR_NOT_16 +#define CK_F_PR_NOT_32 +#define CK_F_PR_NOT_64 +#define CK_F_PR_NOT_8 +#define CK_F_PR_NOT_CHAR +#define CK_F_PR_NOT_INT +#define CK_F_PR_NOT_PTR +#define CK_F_PR_NOT_SHORT +#define CK_F_PR_NOT_UINT +#define CK_F_PR_OR_16 +#define CK_F_PR_OR_32 +#define CK_F_PR_OR_64 +#define CK_F_PR_OR_8 +#define CK_F_PR_OR_CHAR +#define CK_F_PR_OR_INT +#define CK_F_PR_OR_PTR +#define CK_F_PR_OR_SHORT +#define CK_F_PR_OR_UINT +#define CK_F_PR_STALL +#define CK_F_PR_STORE_16 +#define CK_F_PR_STORE_32 +#define CK_F_PR_STORE_64 +#define CK_F_PR_STORE_DOUBLE +#define CK_F_PR_STORE_8 +#define CK_F_PR_STORE_CHAR +#define CK_F_PR_STORE_INT +#define CK_F_PR_STORE_PTR +#define CK_F_PR_STORE_SHORT +#define CK_F_PR_STORE_UINT +#define CK_F_PR_SUB_16 +#define CK_F_PR_SUB_32 +#define CK_F_PR_SUB_64 +#define CK_F_PR_SUB_8 +#define CK_F_PR_SUB_CHAR +#define CK_F_PR_SUB_INT +#define CK_F_PR_SUB_PTR +#define CK_F_PR_SUB_SHORT +#define CK_F_PR_SUB_UINT +#define CK_F_PR_XOR_16 +#define CK_F_PR_XOR_32 +#define CK_F_PR_XOR_64 +#define CK_F_PR_XOR_8 +#define CK_F_PR_XOR_CHAR +#define CK_F_PR_XOR_INT +#define CK_F_PR_XOR_PTR +#define CK_F_PR_XOR_SHORT +#define CK_F_PR_XOR_UINT diff --git a/freebsd/sys/contrib/ck/include/gcc/aarch64/ck_pr.h b/freebsd/sys/contrib/ck/include/gcc/aarch64/ck_pr.h new file mode 100644 index 00000000..e739c4d5 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/aarch64/ck_pr.h @@ -0,0 +1,227 @@ +/* + * Copyright 2009-2016 Samy Al Bahra. + * Copyright 2013-2016 Olivier Houchard. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef CK_PR_AARCH64_H +#define CK_PR_AARCH64_H + +#ifndef CK_PR_H +#error Do not include this file directly, use ck_pr.h +#endif + +#include <ck_cc.h> +#include <ck_md.h> + +/* + * The following represent supported atomic operations. + * These operations may be emulated. + */ +#include "ck_f_pr.h" + +/* + * Minimum interface requirement met. + */ +#define CK_F_PR + +CK_CC_INLINE static void +ck_pr_stall(void) +{ + + __asm__ __volatile__("" ::: "memory"); + return; +} + +#define CK_DMB_SY __asm __volatile("dmb ish" : : "r" (0) : "memory") +#define CK_DMB_LD __asm __volatile("dmb ishld" : : "r" (0) : "memory") +#define CK_DMB_ST __asm __volatile("dmb ishst" : : "r" (0) : "memory") + +#define CK_PR_FENCE(T, I) \ + CK_CC_INLINE static void \ + ck_pr_fence_strict_##T(void) \ + { \ + I; \ + } + +CK_PR_FENCE(atomic, CK_DMB_ST) +CK_PR_FENCE(atomic_store, CK_DMB_ST) +CK_PR_FENCE(atomic_load, CK_DMB_SY) +CK_PR_FENCE(store_atomic, CK_DMB_ST) +CK_PR_FENCE(load_atomic, CK_DMB_SY) +CK_PR_FENCE(store, CK_DMB_ST) +CK_PR_FENCE(store_load, CK_DMB_SY) +CK_PR_FENCE(load, CK_DMB_LD) +CK_PR_FENCE(load_store, CK_DMB_SY) +CK_PR_FENCE(memory, CK_DMB_SY) +CK_PR_FENCE(acquire, CK_DMB_SY) +CK_PR_FENCE(release, CK_DMB_SY) +CK_PR_FENCE(acqrel, CK_DMB_SY) +CK_PR_FENCE(lock, CK_DMB_SY) +CK_PR_FENCE(unlock, CK_DMB_SY) + +#undef CK_PR_FENCE + +#undef CK_DMB_SI +#undef CK_DMB_LD +#undef CK_DMB_ST + +#define CK_PR_LOAD(S, M, T, I) \ + CK_CC_INLINE static T \ + ck_pr_md_load_##S(const M *target) \ + { \ + long r = 0; \ + __asm__ __volatile__(I " %w0, [%1];" \ + : "=r" (r) \ + : "r" (target) \ + : "memory"); \ + return ((T)r); \ + } +#define CK_PR_LOAD_64(S, M, T, I) \ + CK_CC_INLINE static T \ + ck_pr_md_load_##S(const M *target) \ + { \ + long r = 0; \ + __asm__ __volatile__(I " %0, [%1];" \ + : "=r" (r) \ + : "r" (target) \ + : "memory"); \ + return ((T)r); \ + } + + +CK_PR_LOAD_64(ptr, void, void *, "ldr") + +#define CK_PR_LOAD_S(S, T, I) CK_PR_LOAD(S, T, T, I) +#define CK_PR_LOAD_S_64(S, T, I) CK_PR_LOAD_64(S, T, T, I) + +CK_PR_LOAD_S_64(64, uint64_t, "ldr") +CK_PR_LOAD_S(32, uint32_t, "ldr") +CK_PR_LOAD_S(16, uint16_t, "ldrh") +CK_PR_LOAD_S(8, uint8_t, "ldrb") +CK_PR_LOAD_S(uint, unsigned int, "ldr") +CK_PR_LOAD_S(int, int, "ldr") +CK_PR_LOAD_S(short, short, "ldrh") +CK_PR_LOAD_S(char, char, "ldrb") +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_LOAD_S_64(double, double, "ldr") +#endif + +#undef CK_PR_LOAD_S +#undef CK_PR_LOAD_S_64 +#undef CK_PR_LOAD +#undef CK_PR_LAOD_64 + +#define CK_PR_STORE(S, M, T, I) \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I " %w1, [%0]" \ + : \ + : "r" (target), \ + "r" (v) \ + : "memory"); \ + return; \ + } +#define CK_PR_STORE_64(S, M, T, I) \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I " %1, [%0]" \ + : \ + : "r" (target), \ + "r" (v) \ + : "memory"); \ + return; \ + } + +CK_PR_STORE_64(ptr, void, const void *, "str") + +#define CK_PR_STORE_S(S, T, I) CK_PR_STORE(S, T, T, I) +#define CK_PR_STORE_S_64(S, T, I) CK_PR_STORE_64(S, T, T, I) + +CK_PR_STORE_S_64(64, uint64_t, "str") +CK_PR_STORE_S(32, uint32_t, "str") +CK_PR_STORE_S(16, uint16_t, "strh") +CK_PR_STORE_S(8, uint8_t, "strb") +CK_PR_STORE_S(uint, unsigned int, "str") +CK_PR_STORE_S(int, int, "str") +CK_PR_STORE_S(short, short, "strh") +CK_PR_STORE_S(char, char, "strb") +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_STORE_S_64(double, double, "str") +#endif + +#undef CK_PR_STORE_S +#undef CK_PR_STORE_S_64 +#undef CK_PR_STORE +#undef CK_PR_STORE_64 + +#ifdef CK_MD_LSE_ENABLE +#include "ck_pr_lse.h" +#else +#include "ck_pr_llsc.h" +#endif + +/* + * ck_pr_neg_*() functions can only be implemented via LL/SC, as there are no + * LSE alternatives. + */ +#define CK_PR_NEG(N, M, T, W, R) \ + CK_CC_INLINE static void \ + ck_pr_neg_##N(M *target) \ + { \ + T previous = 0; \ + T tmp = 0; \ + __asm__ __volatile__("1:" \ + "ldxr" W " %" R "0, [%2];" \ + "neg %" R "0, %" R "0;" \ + "stxr" W " %w1, %" R "0, [%2];" \ + "cbnz %w1, 1b;" \ + : "=&r" (previous), \ + "=&r" (tmp) \ + : "r" (target) \ + : "memory", "cc"); \ + return; \ + } + +CK_PR_NEG(ptr, void, void *, "", "") +CK_PR_NEG(64, uint64_t, uint64_t, "", "") + +#define CK_PR_NEG_S(S, T, W) \ + CK_PR_NEG(S, T, T, W, "w") \ + +CK_PR_NEG_S(32, uint32_t, "") +CK_PR_NEG_S(uint, unsigned int, "") +CK_PR_NEG_S(int, int, "") +CK_PR_NEG_S(16, uint16_t, "h") +CK_PR_NEG_S(8, uint8_t, "b") +CK_PR_NEG_S(short, short, "h") +CK_PR_NEG_S(char, char, "b") + +#undef CK_PR_NEG_S +#undef CK_PR_NEG + +#endif /* CK_PR_AARCH64_H */ + diff --git a/freebsd/sys/contrib/ck/include/gcc/arm/ck_f_pr.h b/freebsd/sys/contrib/ck/include/gcc/arm/ck_f_pr.h new file mode 100644 index 00000000..c508f855 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/arm/ck_f_pr.h @@ -0,0 +1,162 @@ +/* DO NOT EDIT. This is auto-generated from feature.sh */ +#define CK_F_PR_ADD_16 +#define CK_F_PR_ADD_32 +#define CK_F_PR_ADD_8 +#define CK_F_PR_ADD_CHAR +#define CK_F_PR_ADD_INT +#define CK_F_PR_ADD_PTR +#define CK_F_PR_ADD_SHORT +#define CK_F_PR_ADD_UINT +#define CK_F_PR_AND_16 +#define CK_F_PR_AND_32 +#define CK_F_PR_AND_8 +#define CK_F_PR_AND_CHAR +#define CK_F_PR_AND_INT +#define CK_F_PR_AND_PTR +#define CK_F_PR_AND_SHORT +#define CK_F_PR_AND_UINT +#define CK_F_PR_BARRIER +#define CK_F_PR_CAS_16 +#define CK_F_PR_CAS_16_VALUE +#define CK_F_PR_CAS_32 +#define CK_F_PR_CAS_32_VALUE +#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) +#define CK_F_PR_CAS_64 +#define CK_F_PR_CAS_64_VALUE +#define CK_F_PR_CAS_DOUBLE +#define CK_F_PR_CAS_DOUBLE_VALUE +#endif +#define CK_F_PR_CAS_8 +#define CK_F_PR_CAS_8_VALUE +#define CK_F_PR_CAS_CHAR +#define CK_F_PR_CAS_CHAR_VALUE +#define CK_F_PR_CAS_INT +#define CK_F_PR_CAS_INT_VALUE +#define CK_F_PR_CAS_PTR +#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) +#define CK_F_PR_CAS_PTR_2 +#define CK_F_PR_CAS_PTR_2_VALUE +#endif +#define CK_F_PR_CAS_PTR_VALUE +#define CK_F_PR_CAS_SHORT +#define CK_F_PR_CAS_SHORT_VALUE +#define CK_F_PR_CAS_UINT +#define CK_F_PR_CAS_UINT_VALUE +#define CK_F_PR_DEC_16 +#define CK_F_PR_DEC_32 +#define CK_F_PR_DEC_8 +#define CK_F_PR_DEC_CHAR +#define CK_F_PR_DEC_INT +#define CK_F_PR_DEC_PTR +#define CK_F_PR_DEC_SHORT +#define CK_F_PR_DEC_UINT +#define CK_F_PR_FAA_16 +#define CK_F_PR_FAA_32 +#define CK_F_PR_FAA_8 +#define CK_F_PR_FAA_CHAR +#define CK_F_PR_FAA_INT +#define CK_F_PR_FAA_PTR +#define CK_F_PR_FAA_SHORT +#define CK_F_PR_FAA_UINT +#define CK_F_PR_FAS_16 +#define CK_F_PR_FAS_32 +#define CK_F_PR_FAS_8 +#define CK_F_PR_FAS_CHAR +#define CK_F_PR_FAS_INT +#define CK_F_PR_FAS_PTR +#define CK_F_PR_FAS_SHORT +#define CK_F_PR_FAS_UINT +#define CK_F_PR_FENCE_ATOMIC +#define CK_F_PR_FENCE_ATOMIC_LOAD +#define CK_F_PR_FENCE_ATOMIC_STORE +#define CK_F_PR_FENCE_LOAD +#define CK_F_PR_FENCE_LOAD_ATOMIC +#define CK_F_PR_FENCE_LOAD_DEPENDS +#define CK_F_PR_FENCE_LOAD_STORE +#define CK_F_PR_FENCE_MEMORY +#define CK_F_PR_FENCE_STORE +#define CK_F_PR_FENCE_STORE_ATOMIC +#define CK_F_PR_FENCE_STORE_LOAD +#define CK_F_PR_FENCE_STRICT_ATOMIC +#define CK_F_PR_FENCE_STRICT_ATOMIC_LOAD +#define CK_F_PR_FENCE_STRICT_ATOMIC_STORE +#define CK_F_PR_FENCE_STRICT_LOAD +#define CK_F_PR_FENCE_STRICT_LOAD_ATOMIC +#define CK_F_PR_FENCE_STRICT_LOAD_STORE +#define CK_F_PR_FENCE_STRICT_MEMORY +#define CK_F_PR_FENCE_STRICT_STORE +#define CK_F_PR_FENCE_STRICT_STORE_ATOMIC +#define CK_F_PR_FENCE_STRICT_STORE_LOAD +#define CK_F_PR_INC_16 +#define CK_F_PR_INC_32 +#define CK_F_PR_INC_8 +#define CK_F_PR_INC_CHAR +#define CK_F_PR_INC_INT +#define CK_F_PR_INC_PTR +#define CK_F_PR_INC_SHORT +#define CK_F_PR_INC_UINT +#define CK_F_PR_LOAD_16 +#define CK_F_PR_LOAD_32 +#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) +#define CK_F_PR_LOAD_64 +#define CK_F_PR_LOAD_DOUBLE +#endif +#define CK_F_PR_LOAD_8 +#define CK_F_PR_LOAD_CHAR +#define CK_F_PR_LOAD_INT +#define CK_F_PR_LOAD_PTR +#define CK_F_PR_LOAD_SHORT +#define CK_F_PR_LOAD_UINT +#define CK_F_PR_NEG_16 +#define CK_F_PR_NEG_32 +#define CK_F_PR_NEG_8 +#define CK_F_PR_NEG_CHAR +#define CK_F_PR_NEG_INT +#define CK_F_PR_NEG_PTR +#define CK_F_PR_NEG_SHORT +#define CK_F_PR_NEG_UINT +#define CK_F_PR_NOT_16 +#define CK_F_PR_NOT_32 +#define CK_F_PR_NOT_8 +#define CK_F_PR_NOT_CHAR +#define CK_F_PR_NOT_INT +#define CK_F_PR_NOT_PTR +#define CK_F_PR_NOT_SHORT +#define CK_F_PR_NOT_UINT +#define CK_F_PR_OR_16 +#define CK_F_PR_OR_32 +#define CK_F_PR_OR_8 +#define CK_F_PR_OR_CHAR +#define CK_F_PR_OR_INT +#define CK_F_PR_OR_PTR +#define CK_F_PR_OR_SHORT +#define CK_F_PR_OR_UINT +#define CK_F_PR_STALL +#define CK_F_PR_STORE_16 +#define CK_F_PR_STORE_32 +#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) +#define CK_F_PR_STORE_64 +#define CK_F_PR_STORE_DOUBLE +#endif +#define CK_F_PR_STORE_8 +#define CK_F_PR_STORE_CHAR +#define CK_F_PR_STORE_INT +#define CK_F_PR_STORE_PTR +#define CK_F_PR_STORE_SHORT +#define CK_F_PR_STORE_UINT +#define CK_F_PR_SUB_16 +#define CK_F_PR_SUB_32 +#define CK_F_PR_SUB_8 +#define CK_F_PR_SUB_CHAR +#define CK_F_PR_SUB_INT +#define CK_F_PR_SUB_PTR +#define CK_F_PR_SUB_SHORT +#define CK_F_PR_SUB_UINT +#define CK_F_PR_XOR_16 +#define CK_F_PR_XOR_32 +#define CK_F_PR_XOR_8 +#define CK_F_PR_XOR_CHAR +#define CK_F_PR_XOR_INT +#define CK_F_PR_XOR_PTR +#define CK_F_PR_XOR_SHORT +#define CK_F_PR_XOR_UINT diff --git a/freebsd/sys/contrib/ck/include/gcc/arm/ck_pr.h b/freebsd/sys/contrib/ck/include/gcc/arm/ck_pr.h new file mode 100644 index 00000000..b1f36997 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/arm/ck_pr.h @@ -0,0 +1,563 @@ +/* + * Copyright 2009-2015 Samy Al Bahra. + * Copyright 2013-2015 Olivier Houchard. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef CK_PR_ARM_H +#define CK_PR_ARM_H + +#ifndef CK_PR_H +#error Do not include this file directly, use ck_pr.h +#endif + +#include <ck_cc.h> +#include <ck_md.h> + +/* + * The following represent supported atomic operations. + * These operations may be emulated. + */ +#include "ck_f_pr.h" + +/* + * Minimum interface requirement met. + */ +#define CK_F_PR + +CK_CC_INLINE static void +ck_pr_stall(void) +{ + + __asm__ __volatile__("" ::: "memory"); + return; +} + +#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) +#define CK_ISB __asm __volatile("isb" : : "r" (0) : "memory") +#define CK_DMB __asm __volatile("dmb" : : "r" (0) : "memory") +#define CK_DSB __asm __volatile("dsb" : : "r" (0) : "memory") +/* FreeBSD's toolchain doesn't accept dmb st, so use the opcode instead */ +#if defined(__FreeBSD__) && !defined(__rtems__) +#define CK_DMB_ST __asm __volatile(".word 0xf57ff05e" : : "r" (0) : "memory") +#else +#define CK_DMB_ST __asm __volatile("dmb st" : : "r" (0) : "memory") +#endif /* __FreeBSD__ */ +#else +/* armv6 doesn't have dsb/dmb/isb, and no way to wait only for stores */ +#define CK_ISB \ + __asm __volatile("mcr p15, 0, %0, c7, c5, 4" : : "r" (0) : "memory") +#define CK_DSB \ + __asm __volatile("mcr p15, 0, %0, c7, c10, 4" : : "r" (0) : "memory") +#define CK_DMB \ + __asm __volatile("mcr p15, 0, %0, c7, c10, 5" : : "r" (0) : "memory") +#define CK_DMB_ST CK_DMB +#endif + +#define CK_PR_FENCE(T, I) \ + CK_CC_INLINE static void \ + ck_pr_fence_strict_##T(void) \ + { \ + I; \ + } + +CK_PR_FENCE(atomic, CK_DMB_ST) +CK_PR_FENCE(atomic_store, CK_DMB_ST) +CK_PR_FENCE(atomic_load, CK_DMB_ST) +CK_PR_FENCE(store_atomic, CK_DMB_ST) +CK_PR_FENCE(load_atomic, CK_DMB) +CK_PR_FENCE(store, CK_DMB_ST) +CK_PR_FENCE(store_load, CK_DMB) +CK_PR_FENCE(load, CK_DMB) +CK_PR_FENCE(load_store, CK_DMB) +CK_PR_FENCE(memory, CK_DMB) +CK_PR_FENCE(acquire, CK_DMB) +CK_PR_FENCE(release, CK_DMB) +CK_PR_FENCE(acqrel, CK_DMB) +CK_PR_FENCE(lock, CK_DMB) +CK_PR_FENCE(unlock, CK_DMB) + +#undef CK_PR_FENCE + +#undef CK_ISB +#undef CK_DSB +#undef CK_DMB +#undef CK_DMB_ST + +#define CK_PR_LOAD(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_md_load_##S(const M *target) \ + { \ + long r = 0; \ + __asm__ __volatile__(I " %0, [%1];" \ + : "=r" (r) \ + : "r" (target) \ + : "memory"); \ + return ((T)r); \ + } + +CK_PR_LOAD(ptr, void, void *, uint32_t, "ldr") + +#define CK_PR_LOAD_S(S, T, I) CK_PR_LOAD(S, T, T, T, I) + +CK_PR_LOAD_S(32, uint32_t, "ldr") +CK_PR_LOAD_S(16, uint16_t, "ldrh") +CK_PR_LOAD_S(8, uint8_t, "ldrb") +CK_PR_LOAD_S(uint, unsigned int, "ldr") +CK_PR_LOAD_S(int, int, "ldr") +CK_PR_LOAD_S(short, short, "ldrh") +CK_PR_LOAD_S(char, char, "ldrb") + +#undef CK_PR_LOAD_S +#undef CK_PR_LOAD + +#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) + +#define CK_PR_DOUBLE_LOAD(T, N) \ +CK_CC_INLINE static T \ +ck_pr_md_load_##N(const T *target) \ +{ \ + register T ret; \ + \ + __asm __volatile("ldrexd %0, [%1]" \ + : "=&r" (ret) \ + : "r" (target) \ + : "memory", "cc"); \ + return (ret); \ +} + +CK_PR_DOUBLE_LOAD(uint64_t, 64) +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_DOUBLE_LOAD(double, double) +#endif +#undef CK_PR_DOUBLE_LOAD +#endif + +#define CK_PR_STORE(S, M, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I " %1, [%0]" \ + : \ + : "r" (target), \ + "r" (v) \ + : "memory"); \ + return; \ + } + +CK_PR_STORE(ptr, void, const void *, uint32_t, "str") + +#define CK_PR_STORE_S(S, T, I) CK_PR_STORE(S, T, T, T, I) + +CK_PR_STORE_S(32, uint32_t, "str") +CK_PR_STORE_S(16, uint16_t, "strh") +CK_PR_STORE_S(8, uint8_t, "strb") +CK_PR_STORE_S(uint, unsigned int, "str") +CK_PR_STORE_S(int, int, "str") +CK_PR_STORE_S(short, short, "strh") +CK_PR_STORE_S(char, char, "strb") + +#undef CK_PR_STORE_S +#undef CK_PR_STORE + +#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) + +#define CK_PR_DOUBLE_STORE(T, N) \ +CK_CC_INLINE static void \ +ck_pr_md_store_##N(const T *target, T value) \ +{ \ + T tmp; \ + uint32_t flag; \ + __asm __volatile("1: \n" \ + "ldrexd %0, [%2]\n" \ + "strexd %1, %3, [%2]\n" \ + "teq %1, #0\n" \ + "it ne \n" \ + "bne 1b\n" \ + : "=&r" (tmp), "=&r" (flag) \ + : "r" (target), "r" (value) \ + : "memory", "cc"); \ +} + +CK_PR_DOUBLE_STORE(uint64_t, 64) +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_DOUBLE_STORE(double, double) +#endif + +#undef CK_PR_DOUBLE_STORE + +#define CK_PR_DOUBLE_CAS_VALUE(T, N) \ +CK_CC_INLINE static bool \ +ck_pr_cas_##N##_value(T *target, T compare, T set, T *value) \ +{ \ + T previous; \ + int tmp; \ + \ + __asm__ __volatile__("1:" \ + "ldrexd %0, [%4];" \ + "cmp %Q0, %Q2;" \ + "ittt eq;" \ + "cmpeq %R0, %R2;" \ + "strexdeq %1, %3, [%4];" \ + "cmpeq %1, #1;" \ + "beq 1b;" \ + :"=&r" (previous), "=&r" (tmp) \ + : "r" (compare), "r" (set) , \ + "r"(target) \ + : "memory", "cc"); \ + *value = previous; \ + return (*value == compare); \ +} + +CK_PR_DOUBLE_CAS_VALUE(uint64_t, 64) +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_DOUBLE_CAS_VALUE(double, double) +#endif + +#undef CK_PR_DOUBLE_CAS_VALUE + +CK_CC_INLINE static bool +ck_pr_cas_ptr_2_value(void *target, void *compare, void *set, void *value) +{ + uint32_t *_compare = CK_CPP_CAST(uint32_t *, compare); + uint32_t *_set = CK_CPP_CAST(uint32_t *, set); + uint64_t __compare = ((uint64_t)_compare[0]) | ((uint64_t)_compare[1] << 32); + uint64_t __set = ((uint64_t)_set[0]) | ((uint64_t)_set[1] << 32); + + return (ck_pr_cas_64_value(CK_CPP_CAST(uint64_t *, target), + __compare, + __set, + CK_CPP_CAST(uint64_t *, value))); +} + +#define CK_PR_DOUBLE_CAS(T, N) \ +CK_CC_INLINE static bool \ +ck_pr_cas_##N(T *target, T compare, T set) \ +{ \ + int ret; \ + T tmp; \ + \ + __asm__ __volatile__("1:" \ + "mov %0, #0;" \ + "ldrexd %1, [%4];" \ + "cmp %Q1, %Q2;" \ + "itttt eq;" \ + "cmpeq %R1, %R2;" \ + "strexdeq %1, %3, [%4];" \ + "moveq %0, #1;" \ + "cmpeq %1, #1;" \ + "beq 1b;" \ + : "=&r" (ret), "=&r" (tmp) \ + : "r" (compare), "r" (set) , \ + "r"(target) \ + : "memory", "cc"); \ + \ + return (ret); \ +} + +CK_PR_DOUBLE_CAS(uint64_t, 64) +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_DOUBLE_CAS(double, double) +#endif + +CK_CC_INLINE static bool +ck_pr_cas_ptr_2(void *target, void *compare, void *set) +{ + uint32_t *_compare = CK_CPP_CAST(uint32_t *, compare); + uint32_t *_set = CK_CPP_CAST(uint32_t *, set); + uint64_t __compare = ((uint64_t)_compare[0]) | ((uint64_t)_compare[1] << 32); + uint64_t __set = ((uint64_t)_set[0]) | ((uint64_t)_set[1] << 32); + return (ck_pr_cas_64(CK_CPP_CAST(uint64_t *, target), + __compare, + __set)); +} + +#endif + +CK_CC_INLINE static bool +ck_pr_cas_ptr_value(void *target, void *compare, void *set, void *value) +{ + void *previous, *tmp; + __asm__ __volatile__("1:" + "ldrex %0, [%2];" + "cmp %0, %4;" + "itt eq;" + "strexeq %1, %3, [%2];" + "cmpeq %1, #1;" + "beq 1b;" + : "=&r" (previous), + "=&r" (tmp) + : "r" (target), + "r" (set), + "r" (compare) + : "memory", "cc"); + *(void **)value = previous; + return (previous == compare); +} + +CK_CC_INLINE static bool +ck_pr_cas_ptr(void *target, void *compare, void *set) +{ + void *previous, *tmp; + __asm__ __volatile__("1:" + "ldrex %0, [%2];" + "cmp %0, %4;" + "itt eq;" + "strexeq %1, %3, [%2];" + "cmpeq %1, #1;" + "beq 1b;" + : "=&r" (previous), + "=&r" (tmp) + : "r" (target), + "r" (set), + "r" (compare) + : "memory", "cc"); + return (previous == compare); +} + +#define CK_PR_CAS(N, T, W) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##N##_value(T *target, T compare, T set, T *value) \ + { \ + T previous = 0, tmp = 0; \ + __asm__ __volatile__("1:" \ + "ldrex" W " %0, [%2];" \ + "cmp %0, %4;" \ + "itt eq;" \ + "strex" W "eq %1, %3, [%2];" \ + "cmpeq %1, #1;" \ + "beq 1b;" \ + /* \ + * Using "+&" instead of "=&" to avoid bogus \ + * clang warnings. \ + */ \ + : "+&r" (previous), \ + "+&r" (tmp) \ + : "r" (target), \ + "r" (set), \ + "r" (compare) \ + : "memory", "cc"); \ + *value = previous; \ + return (previous == compare); \ + } \ + CK_CC_INLINE static bool \ + ck_pr_cas_##N(T *target, T compare, T set) \ + { \ + T previous = 0, tmp = 0; \ + __asm__ __volatile__("1:" \ + "ldrex" W " %0, [%2];" \ + "cmp %0, %4;" \ + "itt eq;" \ + "strex" W "eq %1, %3, [%2];" \ + "cmpeq %1, #1;" \ + "beq 1b;" \ + : "+&r" (previous), \ + "+&r" (tmp) \ + : "r" (target), \ + "r" (set), \ + "r" (compare) \ + : "memory", "cc"); \ + return (previous == compare); \ + } + +CK_PR_CAS(32, uint32_t, "") +CK_PR_CAS(uint, unsigned int, "") +CK_PR_CAS(int, int, "") +CK_PR_CAS(16, uint16_t, "h") +CK_PR_CAS(8, uint8_t, "b") +CK_PR_CAS(short, short, "h") +CK_PR_CAS(char, char, "b") + + +#undef CK_PR_CAS + +#define CK_PR_FAS(N, M, T, W) \ + CK_CC_INLINE static T \ + ck_pr_fas_##N(M *target, T v) \ + { \ + T previous = 0; \ + T tmp = 0; \ + __asm__ __volatile__("1:" \ + "ldrex" W " %0, [%2];" \ + "strex" W " %1, %3, [%2];" \ + "cmp %1, #0;" \ + "bne 1b;" \ + : "+&r" (previous), \ + "+&r" (tmp) \ + : "r" (target), \ + "r" (v) \ + : "memory", "cc"); \ + return (previous); \ + } + +CK_PR_FAS(32, uint32_t, uint32_t, "") +CK_PR_FAS(ptr, void, void *, "") +CK_PR_FAS(int, int, int, "") +CK_PR_FAS(uint, unsigned int, unsigned int, "") +CK_PR_FAS(16, uint16_t, uint16_t, "h") +CK_PR_FAS(8, uint8_t, uint8_t, "b") +CK_PR_FAS(short, short, short, "h") +CK_PR_FAS(char, char, char, "b") + + +#undef CK_PR_FAS + +#define CK_PR_UNARY(O, N, M, T, I, W) \ + CK_CC_INLINE static void \ + ck_pr_##O##_##N(M *target) \ + { \ + T previous = 0; \ + T tmp = 0; \ + __asm__ __volatile__("1:" \ + "ldrex" W " %0, [%2];" \ + I ";" \ + "strex" W " %1, %0, [%2];" \ + "cmp %1, #0;" \ + "bne 1b;" \ + : "+&r" (previous), \ + "+&r" (tmp) \ + : "r" (target) \ + : "memory", "cc"); \ + return; \ + } + +CK_PR_UNARY(inc, ptr, void, void *, "add %0, %0, #1", "") +CK_PR_UNARY(dec, ptr, void, void *, "sub %0, %0, #1", "") +CK_PR_UNARY(not, ptr, void, void *, "mvn %0, %0", "") +CK_PR_UNARY(neg, ptr, void, void *, "neg %0, %0", "") + +#define CK_PR_UNARY_S(S, T, W) \ + CK_PR_UNARY(inc, S, T, T, "add %0, %0, #1", W) \ + CK_PR_UNARY(dec, S, T, T, "sub %0, %0, #1", W) \ + CK_PR_UNARY(not, S, T, T, "mvn %0, %0", W) \ + CK_PR_UNARY(neg, S, T, T, "neg %0, %0", W) \ + +CK_PR_UNARY_S(32, uint32_t, "") +CK_PR_UNARY_S(uint, unsigned int, "") +CK_PR_UNARY_S(int, int, "") +CK_PR_UNARY_S(16, uint16_t, "h") +CK_PR_UNARY_S(8, uint8_t, "b") +CK_PR_UNARY_S(short, short, "h") +CK_PR_UNARY_S(char, char, "b") + +#undef CK_PR_UNARY_S +#undef CK_PR_UNARY + +#define CK_PR_BINARY(O, N, M, T, I, W) \ + CK_CC_INLINE static void \ + ck_pr_##O##_##N(M *target, T delta) \ + { \ + T previous = 0; \ + T tmp = 0; \ + __asm__ __volatile__("1:" \ + "ldrex" W " %0, [%2];" \ + I " %0, %0, %3;" \ + "strex" W " %1, %0, [%2];" \ + "cmp %1, #0;" \ + "bne 1b;" \ + : "+&r" (previous), \ + "+&r" (tmp) \ + : "r" (target), \ + "r" (delta) \ + : "memory", "cc"); \ + return; \ + } + +CK_PR_BINARY(and, ptr, void, uintptr_t, "and", "") +CK_PR_BINARY(add, ptr, void, uintptr_t, "add", "") +CK_PR_BINARY(or, ptr, void, uintptr_t, "orr", "") +CK_PR_BINARY(sub, ptr, void, uintptr_t, "sub", "") +CK_PR_BINARY(xor, ptr, void, uintptr_t, "eor", "") + +#define CK_PR_BINARY_S(S, T, W) \ + CK_PR_BINARY(and, S, T, T, "and", W) \ + CK_PR_BINARY(add, S, T, T, "add", W) \ + CK_PR_BINARY(or, S, T, T, "orr", W) \ + CK_PR_BINARY(sub, S, T, T, "sub", W) \ + CK_PR_BINARY(xor, S, T, T, "eor", W) + +CK_PR_BINARY_S(32, uint32_t, "") +CK_PR_BINARY_S(uint, unsigned int, "") +CK_PR_BINARY_S(int, int, "") +CK_PR_BINARY_S(16, uint16_t, "h") +CK_PR_BINARY_S(8, uint8_t, "b") +CK_PR_BINARY_S(short, short, "h") +CK_PR_BINARY_S(char, char, "b") + +#undef CK_PR_BINARY_S +#undef CK_PR_BINARY + +CK_CC_INLINE static void * +ck_pr_faa_ptr(void *target, uintptr_t delta) +{ + uintptr_t previous, r, tmp; + + __asm__ __volatile__("1:" + "ldrex %0, [%3];" + "add %1, %4, %0;" + "strex %2, %1, [%3];" + "cmp %2, #0;" + "bne 1b;" + : "=&r" (previous), + "=&r" (r), + "=&r" (tmp) + : "r" (target), + "r" (delta) + : "memory", "cc"); + + return (void *)(previous); +} + +#define CK_PR_FAA(S, T, W) \ + CK_CC_INLINE static T \ + ck_pr_faa_##S(T *target, T delta) \ + { \ + T previous = 0, r = 0, tmp = 0; \ + __asm__ __volatile__("1:" \ + "ldrex" W " %0, [%3];" \ + "add %1, %4, %0;" \ + "strex" W " %2, %1, [%3];" \ + "cmp %2, #0;" \ + "bne 1b;" \ + : "+&r" (previous), \ + "+&r" (r), \ + "+&r" (tmp) \ + : "r" (target), \ + "r" (delta) \ + : "memory", "cc"); \ + return (previous); \ + } + +CK_PR_FAA(32, uint32_t, "") +CK_PR_FAA(uint, unsigned int, "") +CK_PR_FAA(int, int, "") +CK_PR_FAA(16, uint16_t, "h") +CK_PR_FAA(8, uint8_t, "b") +CK_PR_FAA(short, short, "h") +CK_PR_FAA(char, char, "b") + +#undef CK_PR_FAA + +#endif /* CK_PR_ARM_H */ + diff --git a/freebsd/sys/contrib/ck/include/gcc/ck_cc.h b/freebsd/sys/contrib/ck/include/gcc/ck_cc.h new file mode 100644 index 00000000..6ebc59cb --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/ck_cc.h @@ -0,0 +1,141 @@ +/* + * Copyright 2009-2015 Samy Al Bahra. + * Copyright 2014 Paul Khuong. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef CK_GCC_CC_H +#define CK_GCC_CC_H + +#include <ck_md.h> + +#ifdef __SUNPRO_C +#define CK_CC_UNUSED +#define CK_CC_USED +#define CK_CC_IMM +#define CK_CC_IMM_U32 +#else +#define CK_CC_UNUSED __attribute__((unused)) +#define CK_CC_USED __attribute__((used)) +#define CK_CC_IMM "i" +#if defined(__x86_64__) || defined(__x86__) +#define CK_CC_IMM_U32 "Z" +#define CK_CC_IMM_S32 "e" +#else +#define CK_CC_IMM_U32 CK_CC_IMM +#define CK_CC_IMM_S32 CK_CC_IMM +#endif /* __x86_64__ || __x86__ */ +#endif + +#ifdef __OPTIMIZE__ +#define CK_CC_INLINE CK_CC_UNUSED inline +#else +#define CK_CC_INLINE CK_CC_UNUSED +#endif + +#define CK_CC_FORCE_INLINE CK_CC_UNUSED __attribute__((always_inline)) inline +#define CK_CC_RESTRICT __restrict__ + +/* + * Packed attribute. + */ +#define CK_CC_PACKED __attribute__((packed)) + +/* + * Weak reference. + */ +#define CK_CC_WEAKREF __attribute__((weakref)) + +/* + * Alignment attribute. + */ +#define CK_CC_ALIGN(B) __attribute__((aligned(B))) + +/* + * Cache align. + */ +#define CK_CC_CACHELINE CK_CC_ALIGN(CK_MD_CACHELINE) + +/* + * These are functions which should be avoided. + */ +#ifdef __freestanding__ +#pragma GCC poison malloc free +#endif + +/* + * Branch execution hints. + */ +#define CK_CC_LIKELY(x) (__builtin_expect(!!(x), 1)) +#define CK_CC_UNLIKELY(x) (__builtin_expect(!!(x), 0)) + +/* + * Some compilers are overly strict regarding aliasing semantics. + * Unfortunately, in many cases it makes more sense to pay aliasing + * cost rather than overly expensive register spillage. + */ +#define CK_CC_ALIASED __attribute__((__may_alias__)) + +/* + * Compile-time typeof + */ +#define CK_CC_TYPEOF(X, DEFAULT) __typeof__(X) + +/* + * Portability wrappers for bitwise operations. + */ +#ifndef CK_MD_CC_BUILTIN_DISABLE +#define CK_F_CC_FFS +CK_CC_INLINE static int +ck_cc_ffs(unsigned int x) +{ + + return __builtin_ffsl(x); +} + +#define CK_F_CC_FFSL +CK_CC_INLINE static int +ck_cc_ffsl(unsigned long x) +{ + + return __builtin_ffsll(x); +} + +#define CK_F_CC_CTZ +CK_CC_INLINE static int +ck_cc_ctz(unsigned int x) +{ + + return __builtin_ctz(x); +} + +#define CK_F_CC_POPCOUNT +CK_CC_INLINE static int +ck_cc_popcount(unsigned int x) +{ + + return __builtin_popcount(x); +} +#endif /* CK_MD_CC_BUILTIN_DISABLE */ +#endif /* CK_GCC_CC_H */ diff --git a/freebsd/sys/contrib/ck/include/gcc/ck_f_pr.h b/freebsd/sys/contrib/ck/include/gcc/ck_f_pr.h new file mode 100644 index 00000000..0ef0d108 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/ck_f_pr.h @@ -0,0 +1,105 @@ +/* DO NOT EDIT. This is auto-generated from feature.sh */ +#define CK_F_PR_ADD_16 +#define CK_F_PR_ADD_32 +#define CK_F_PR_ADD_64 +#define CK_F_PR_ADD_8 +#define CK_F_PR_ADD_CHAR +#define CK_F_PR_ADD_INT +#define CK_F_PR_ADD_PTR +#define CK_F_PR_ADD_UINT +#define CK_F_PR_AND_16 +#define CK_F_PR_AND_32 +#define CK_F_PR_AND_64 +#define CK_F_PR_AND_8 +#define CK_F_PR_AND_CHAR +#define CK_F_PR_AND_INT +#define CK_F_PR_AND_PTR +#define CK_F_PR_AND_UINT +#define CK_F_PR_CAS_16 +#define CK_F_PR_CAS_16_VALUE +#define CK_F_PR_CAS_32 +#define CK_F_PR_CAS_32_VALUE +#define CK_F_PR_CAS_64 +#define CK_F_PR_CAS_64_VALUE +#define CK_F_PR_CAS_8 +#define CK_F_PR_CAS_8_VALUE +#define CK_F_PR_CAS_CHAR +#define CK_F_PR_CAS_CHAR_VALUE +#define CK_F_PR_CAS_INT +#define CK_F_PR_CAS_INT_VALUE +#define CK_F_PR_CAS_PTR +#define CK_F_PR_CAS_PTR_VALUE +#define CK_F_PR_CAS_UINT +#define CK_F_PR_CAS_UINT_VALUE +#define CK_F_PR_DEC_16 +#define CK_F_PR_DEC_32 +#define CK_F_PR_DEC_64 +#define CK_F_PR_DEC_8 +#define CK_F_PR_DEC_CHAR +#define CK_F_PR_DEC_INT +#define CK_F_PR_DEC_PTR +#define CK_F_PR_DEC_UINT +#define CK_F_PR_FAA_16 +#define CK_F_PR_FAA_32 +#define CK_F_PR_FAA_64 +#define CK_F_PR_FAA_8 +#define CK_F_PR_FAA_CHAR +#define CK_F_PR_FAA_INT +#define CK_F_PR_FAA_PTR +#define CK_F_PR_FAA_UINT +#define CK_F_PR_FENCE_LOAD +#define CK_F_PR_FENCE_LOAD_DEPENDS +#define CK_F_PR_FENCE_MEMORY +#define CK_F_PR_FENCE_STORE +#define CK_F_PR_FENCE_STRICT_LOAD +#define CK_F_PR_FENCE_STRICT_MEMORY +#define CK_F_PR_FENCE_STRICT_STORE +#define CK_F_PR_INC_16 +#define CK_F_PR_INC_32 +#define CK_F_PR_INC_64 +#define CK_F_PR_INC_8 +#define CK_F_PR_INC_CHAR +#define CK_F_PR_INC_INT +#define CK_F_PR_INC_PTR +#define CK_F_PR_INC_UINT +#define CK_F_PR_LOAD_16 +#define CK_F_PR_LOAD_32 +#define CK_F_PR_LOAD_64 +#define CK_F_PR_LOAD_8 +#define CK_F_PR_LOAD_CHAR +#define CK_F_PR_LOAD_INT +#define CK_F_PR_LOAD_PTR +#define CK_F_PR_LOAD_UINT +#define CK_F_PR_OR_16 +#define CK_F_PR_OR_32 +#define CK_F_PR_OR_64 +#define CK_F_PR_OR_8 +#define CK_F_PR_OR_CHAR +#define CK_F_PR_OR_INT +#define CK_F_PR_OR_PTR +#define CK_F_PR_OR_UINT +#define CK_F_PR_STALL +#define CK_F_PR_STORE_16 +#define CK_F_PR_STORE_32 +#define CK_F_PR_STORE_64 +#define CK_F_PR_STORE_8 +#define CK_F_PR_STORE_CHAR +#define CK_F_PR_STORE_INT +#define CK_F_PR_STORE_PTR +#define CK_F_PR_STORE_UINT +#define CK_F_PR_SUB_16 +#define CK_F_PR_SUB_32 +#define CK_F_PR_SUB_64 +#define CK_F_PR_SUB_8 +#define CK_F_PR_SUB_CHAR +#define CK_F_PR_SUB_INT +#define CK_F_PR_SUB_PTR +#define CK_F_PR_SUB_UINT +#define CK_F_PR_XOR_16 +#define CK_F_PR_XOR_32 +#define CK_F_PR_XOR_64 +#define CK_F_PR_XOR_8 +#define CK_F_PR_XOR_CHAR +#define CK_F_PR_XOR_INT +#define CK_F_PR_XOR_PTR +#define CK_F_PR_XOR_UINT diff --git a/freebsd/sys/contrib/ck/include/gcc/ck_pr.h b/freebsd/sys/contrib/ck/include/gcc/ck_pr.h new file mode 100644 index 00000000..108e983a --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/ck_pr.h @@ -0,0 +1,297 @@ +/* + * Copyright 2010 Samy Al Bahra. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef CK_PR_GCC_H +#define CK_PR_GCC_H + +#ifndef CK_PR_H +#error Do not include this file directly, use ck_pr.h +#endif + +#include <ck_cc.h> + +CK_CC_INLINE static void +ck_pr_barrier(void) +{ + + __asm__ __volatile__("" ::: "memory"); + return; +} + +#ifndef CK_F_PR +#define CK_F_PR + +#include <ck_stdbool.h> +#include <ck_stdint.h> + +/* + * The following represent supported atomic operations. + * These operations may be emulated. + */ +#include "ck_f_pr.h" + +#define CK_PR_ACCESS(x) (*(volatile __typeof__(x) *)&(x)) + +#define CK_PR_LOAD(S, M, T) \ + CK_CC_INLINE static T \ + ck_pr_md_load_##S(const M *target) \ + { \ + T r; \ + ck_pr_barrier(); \ + r = CK_PR_ACCESS(*(const T *)target); \ + ck_pr_barrier(); \ + return (r); \ + } \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + ck_pr_barrier(); \ + CK_PR_ACCESS(*(T *)target) = v; \ + ck_pr_barrier(); \ + return; \ + } + +CK_CC_INLINE static void * +ck_pr_md_load_ptr(const void *target) +{ + void *r; + + ck_pr_barrier(); + r = CK_CC_DECONST_PTR(*(volatile void *const*)(target)); + ck_pr_barrier(); + + return r; +} + +CK_CC_INLINE static void +ck_pr_md_store_ptr(void *target, const void *v) +{ + + ck_pr_barrier(); + *(volatile void **)target = CK_CC_DECONST_PTR(v); + ck_pr_barrier(); + return; +} + +#define CK_PR_LOAD_S(S, T) CK_PR_LOAD(S, T, T) + +CK_PR_LOAD_S(char, char) +CK_PR_LOAD_S(uint, unsigned int) +CK_PR_LOAD_S(int, int) +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_LOAD_S(double, double) +#endif +CK_PR_LOAD_S(64, uint64_t) +CK_PR_LOAD_S(32, uint32_t) +CK_PR_LOAD_S(16, uint16_t) +CK_PR_LOAD_S(8, uint8_t) + +#undef CK_PR_LOAD_S +#undef CK_PR_LOAD + +CK_CC_INLINE static void +ck_pr_stall(void) +{ + + ck_pr_barrier(); +} + +/* + * Load and store fences are equivalent to full fences in the GCC port. + */ +#define CK_PR_FENCE(T) \ + CK_CC_INLINE static void \ + ck_pr_fence_strict_##T(void) \ + { \ + __sync_synchronize(); \ + } + +CK_PR_FENCE(atomic) +CK_PR_FENCE(atomic_atomic) +CK_PR_FENCE(atomic_load) +CK_PR_FENCE(atomic_store) +CK_PR_FENCE(store_atomic) +CK_PR_FENCE(load_atomic) +CK_PR_FENCE(load) +CK_PR_FENCE(load_load) +CK_PR_FENCE(load_store) +CK_PR_FENCE(store) +CK_PR_FENCE(store_store) +CK_PR_FENCE(store_load) +CK_PR_FENCE(memory) +CK_PR_FENCE(acquire) +CK_PR_FENCE(release) +CK_PR_FENCE(acqrel) +CK_PR_FENCE(lock) +CK_PR_FENCE(unlock) + +#undef CK_PR_FENCE + +/* + * Atomic compare and swap. + */ +#define CK_PR_CAS(S, M, T) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##S(M *target, T compare, T set) \ + { \ + bool z; \ + z = __sync_bool_compare_and_swap((T *)target, compare, set); \ + return z; \ + } + +CK_PR_CAS(ptr, void, void *) + +#define CK_PR_CAS_S(S, T) CK_PR_CAS(S, T, T) + +CK_PR_CAS_S(char, char) +CK_PR_CAS_S(int, int) +CK_PR_CAS_S(uint, unsigned int) +CK_PR_CAS_S(64, uint64_t) +CK_PR_CAS_S(32, uint32_t) +CK_PR_CAS_S(16, uint16_t) +CK_PR_CAS_S(8, uint8_t) + +#undef CK_PR_CAS_S +#undef CK_PR_CAS + +/* + * Compare and swap, set *v to old value of target. + */ +CK_CC_INLINE static bool +ck_pr_cas_ptr_value(void *target, void *compare, void *set, void *v) +{ + set = __sync_val_compare_and_swap((void **)target, compare, set); + *(void **)v = set; + return (set == compare); +} + +#define CK_PR_CAS_O(S, T) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##S##_value(T *target, T compare, T set, T *v) \ + { \ + set = __sync_val_compare_and_swap(target, compare, set);\ + *v = set; \ + return (set == compare); \ + } + +CK_PR_CAS_O(char, char) +CK_PR_CAS_O(int, int) +CK_PR_CAS_O(uint, unsigned int) +CK_PR_CAS_O(64, uint64_t) +CK_PR_CAS_O(32, uint32_t) +CK_PR_CAS_O(16, uint16_t) +CK_PR_CAS_O(8, uint8_t) + +#undef CK_PR_CAS_O + +/* + * Atomic fetch-and-add operations. + */ +#define CK_PR_FAA(S, M, T) \ + CK_CC_INLINE static T \ + ck_pr_faa_##S(M *target, T d) \ + { \ + d = __sync_fetch_and_add((T *)target, d); \ + return (d); \ + } + +CK_PR_FAA(ptr, void, void *) + +#define CK_PR_FAA_S(S, T) CK_PR_FAA(S, T, T) + +CK_PR_FAA_S(char, char) +CK_PR_FAA_S(uint, unsigned int) +CK_PR_FAA_S(int, int) +CK_PR_FAA_S(64, uint64_t) +CK_PR_FAA_S(32, uint32_t) +CK_PR_FAA_S(16, uint16_t) +CK_PR_FAA_S(8, uint8_t) + +#undef CK_PR_FAA_S +#undef CK_PR_FAA + +/* + * Atomic store-only binary operations. + */ +#define CK_PR_BINARY(K, S, M, T) \ + CK_CC_INLINE static void \ + ck_pr_##K##_##S(M *target, T d) \ + { \ + d = __sync_fetch_and_##K((T *)target, d); \ + return; \ + } + +#define CK_PR_BINARY_S(K, S, T) CK_PR_BINARY(K, S, T, T) + +#define CK_PR_GENERATE(K) \ + CK_PR_BINARY(K, ptr, void, void *) \ + CK_PR_BINARY_S(K, char, char) \ + CK_PR_BINARY_S(K, int, int) \ + CK_PR_BINARY_S(K, uint, unsigned int) \ + CK_PR_BINARY_S(K, 64, uint64_t) \ + CK_PR_BINARY_S(K, 32, uint32_t) \ + CK_PR_BINARY_S(K, 16, uint16_t) \ + CK_PR_BINARY_S(K, 8, uint8_t) + +CK_PR_GENERATE(add) +CK_PR_GENERATE(sub) +CK_PR_GENERATE(and) +CK_PR_GENERATE(or) +CK_PR_GENERATE(xor) + +#undef CK_PR_GENERATE +#undef CK_PR_BINARY_S +#undef CK_PR_BINARY + +#define CK_PR_UNARY(S, M, T) \ + CK_CC_INLINE static void \ + ck_pr_inc_##S(M *target) \ + { \ + ck_pr_add_##S(target, (T)1); \ + return; \ + } \ + CK_CC_INLINE static void \ + ck_pr_dec_##S(M *target) \ + { \ + ck_pr_sub_##S(target, (T)1); \ + return; \ + } + +#define CK_PR_UNARY_S(S, M) CK_PR_UNARY(S, M, M) + +CK_PR_UNARY(ptr, void, void *) +CK_PR_UNARY_S(char, char) +CK_PR_UNARY_S(int, int) +CK_PR_UNARY_S(uint, unsigned int) +CK_PR_UNARY_S(64, uint64_t) +CK_PR_UNARY_S(32, uint32_t) +CK_PR_UNARY_S(16, uint16_t) +CK_PR_UNARY_S(8, uint8_t) + +#undef CK_PR_UNARY_S +#undef CK_PR_UNARY +#endif /* !CK_F_PR */ +#endif /* CK_PR_GCC_H */ diff --git a/freebsd/sys/contrib/ck/include/gcc/ppc/ck_f_pr.h b/freebsd/sys/contrib/ck/include/gcc/ppc/ck_f_pr.h new file mode 100644 index 00000000..0aec33e4 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/ppc/ck_f_pr.h @@ -0,0 +1,79 @@ +/* DO NOT EDIT. This is auto-generated from feature.sh */ +#define CK_F_PR_ADD_32 +#define CK_F_PR_ADD_INT +#define CK_F_PR_ADD_PTR +#define CK_F_PR_ADD_UINT +#define CK_F_PR_AND_32 +#define CK_F_PR_AND_INT +#define CK_F_PR_AND_PTR +#define CK_F_PR_AND_UINT +#define CK_F_PR_CAS_32 +#define CK_F_PR_CAS_32_VALUE +#define CK_F_PR_CAS_INT +#define CK_F_PR_CAS_INT_VALUE +#define CK_F_PR_CAS_PTR +#define CK_F_PR_CAS_PTR_VALUE +#define CK_F_PR_CAS_UINT +#define CK_F_PR_CAS_UINT_VALUE +#define CK_F_PR_DEC_32 +#define CK_F_PR_DEC_INT +#define CK_F_PR_DEC_PTR +#define CK_F_PR_DEC_UINT +#define CK_F_PR_FAA_32 +#define CK_F_PR_FAA_INT +#define CK_F_PR_FAA_PTR +#define CK_F_PR_FAA_UINT +#define CK_F_PR_FAS_32 +#define CK_F_PR_FAS_INT +#define CK_F_PR_FAS_PTR +#define CK_F_PR_FAS_UINT +#define CK_F_PR_FENCE_LOAD +#define CK_F_PR_FENCE_LOAD_DEPENDS +#define CK_F_PR_FENCE_MEMORY +#define CK_F_PR_FENCE_STORE +#define CK_F_PR_FENCE_STRICT_LOAD +#define CK_F_PR_FENCE_STRICT_LOAD_DEPENDS +#define CK_F_PR_FENCE_STRICT_MEMORY +#define CK_F_PR_FENCE_STRICT_STORE +#define CK_F_PR_INC_32 +#define CK_F_PR_INC_INT +#define CK_F_PR_INC_PTR +#define CK_F_PR_INC_UINT +#define CK_F_PR_LOAD_16 +#define CK_F_PR_LOAD_32 +#define CK_F_PR_LOAD_8 +#define CK_F_PR_LOAD_CHAR +#define CK_F_PR_LOAD_INT +#define CK_F_PR_LOAD_PTR +#define CK_F_PR_LOAD_SHORT +#define CK_F_PR_LOAD_UINT +#define CK_F_PR_NEG_32 +#define CK_F_PR_NEG_INT +#define CK_F_PR_NEG_PTR +#define CK_F_PR_NEG_UINT +#define CK_F_PR_NOT_32 +#define CK_F_PR_NOT_INT +#define CK_F_PR_NOT_PTR +#define CK_F_PR_NOT_UINT +#define CK_F_PR_OR_32 +#define CK_F_PR_OR_INT +#define CK_F_PR_OR_PTR +#define CK_F_PR_OR_UINT +#define CK_F_PR_STALL +#define CK_F_PR_STORE_16 +#define CK_F_PR_STORE_32 +#define CK_F_PR_STORE_8 +#define CK_F_PR_STORE_CHAR +#define CK_F_PR_STORE_INT +#define CK_F_PR_STORE_PTR +#define CK_F_PR_STORE_SHORT +#define CK_F_PR_STORE_UINT +#define CK_F_PR_SUB_32 +#define CK_F_PR_SUB_INT +#define CK_F_PR_SUB_PTR +#define CK_F_PR_SUB_UINT +#define CK_F_PR_XOR_32 +#define CK_F_PR_XOR_INT +#define CK_F_PR_XOR_PTR +#define CK_F_PR_XOR_UINT + diff --git a/freebsd/sys/contrib/ck/include/gcc/ppc/ck_pr.h b/freebsd/sys/contrib/ck/include/gcc/ppc/ck_pr.h new file mode 100644 index 00000000..cd7935dd --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/ppc/ck_pr.h @@ -0,0 +1,327 @@ +/* + * Copyright 2009-2015 Samy Al Bahra. + * Copyright 2012 João Fernandes. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef CK_PR_PPC_H +#define CK_PR_PPC_H + +#ifndef CK_PR_H +#error Do not include this file directly, use ck_pr.h +#endif + +#include <ck_cc.h> +#include <ck_md.h> + +/* + * The following represent supported atomic operations. + * These operations may be emulated. + */ +#include "ck_f_pr.h" + +/* + * Minimum interface requirement met. + */ +#define CK_F_PR + +/* + * This bounces the hardware thread from low to medium + * priority. I am unsure of the benefits of this approach + * but it is used by the Linux kernel. + */ +CK_CC_INLINE static void +ck_pr_stall(void) +{ + + __asm__ __volatile__("or 1, 1, 1;" + "or 2, 2, 2;" ::: "memory"); + return; +} + +#define CK_PR_FENCE(T, I) \ + CK_CC_INLINE static void \ + ck_pr_fence_strict_##T(void) \ + { \ + __asm__ __volatile__(I ::: "memory"); \ + } + +CK_PR_FENCE(atomic, "lwsync") +CK_PR_FENCE(atomic_store, "lwsync") +CK_PR_FENCE(atomic_load, "sync") +CK_PR_FENCE(store_atomic, "lwsync") +CK_PR_FENCE(load_atomic, "lwsync") +CK_PR_FENCE(store, "lwsync") +CK_PR_FENCE(store_load, "sync") +CK_PR_FENCE(load, "lwsync") +CK_PR_FENCE(load_store, "lwsync") +CK_PR_FENCE(memory, "sync") +CK_PR_FENCE(acquire, "lwsync") +CK_PR_FENCE(release, "lwsync") +CK_PR_FENCE(acqrel, "lwsync") +CK_PR_FENCE(lock, "lwsync") +CK_PR_FENCE(unlock, "lwsync") + +#undef CK_PR_FENCE + +#define CK_PR_LOAD(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_md_load_##S(const M *target) \ + { \ + T r; \ + __asm__ __volatile__(I "%U1%X1 %0, %1" \ + : "=r" (r) \ + : "m" (*(const C *)target) \ + : "memory"); \ + return (r); \ + } + +CK_PR_LOAD(ptr, void, void *, uint32_t, "lwz") + +#define CK_PR_LOAD_S(S, T, I) CK_PR_LOAD(S, T, T, T, I) + +CK_PR_LOAD_S(32, uint32_t, "lwz") +CK_PR_LOAD_S(16, uint16_t, "lhz") +CK_PR_LOAD_S(8, uint8_t, "lbz") +CK_PR_LOAD_S(uint, unsigned int, "lwz") +CK_PR_LOAD_S(int, int, "lwz") +CK_PR_LOAD_S(short, short, "lhz") +CK_PR_LOAD_S(char, char, "lbz") + +#undef CK_PR_LOAD_S +#undef CK_PR_LOAD + +#define CK_PR_STORE(S, M, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I "%U0%X0 %1, %0" \ + : "=m" (*(C *)target) \ + : "r" (v) \ + : "memory"); \ + return; \ + } + +CK_PR_STORE(ptr, void, const void *, uint32_t, "stw") + +#define CK_PR_STORE_S(S, T, I) CK_PR_STORE(S, T, T, T, I) + +CK_PR_STORE_S(32, uint32_t, "stw") +CK_PR_STORE_S(16, uint16_t, "sth") +CK_PR_STORE_S(8, uint8_t, "stb") +CK_PR_STORE_S(uint, unsigned int, "stw") +CK_PR_STORE_S(int, int, "stw") +CK_PR_STORE_S(short, short, "sth") +CK_PR_STORE_S(char, char, "stb") + +#undef CK_PR_STORE_S +#undef CK_PR_STORE + +#define CK_PR_CAS(N, T, M) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##N##_value(M *target, T compare, T set, M *value) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "lwarx %0, 0, %1;" \ + "cmpw 0, %0, %3;" \ + "bne- 2f;" \ + "stwcx. %2, 0, %1;" \ + "bne- 1b;" \ + "2:" \ + : "=&r" (previous) \ + : "r" (target), \ + "r" (set), \ + "r" (compare) \ + : "memory", "cc"); \ + *(T *)value = previous; \ + return (previous == compare); \ + } \ + CK_CC_INLINE static bool \ + ck_pr_cas_##N(M *target, T compare, T set) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "lwarx %0, 0, %1;" \ + "cmpw 0, %0, %3;" \ + "bne- 2f;" \ + "stwcx. %2, 0, %1;" \ + "bne- 1b;" \ + "2:" \ + : "=&r" (previous) \ + : "r" (target), \ + "r" (set), \ + "r" (compare) \ + : "memory", "cc"); \ + return (previous == compare); \ + } + +CK_PR_CAS(ptr, void *, void) +#define CK_PR_CAS_S(a, b) CK_PR_CAS(a, b, b) +CK_PR_CAS_S(32, uint32_t) +CK_PR_CAS_S(uint, unsigned int) +CK_PR_CAS_S(int, int) + +#undef CK_PR_CAS_S +#undef CK_PR_CAS + +#define CK_PR_FAS(N, M, T, W) \ + CK_CC_INLINE static T \ + ck_pr_fas_##N(M *target, T v) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "l" W "arx %0, 0, %1;" \ + "st" W "cx. %2, 0, %1;" \ + "bne- 1b;" \ + : "=&r" (previous) \ + : "r" (target), \ + "r" (v) \ + : "memory", "cc"); \ + return (previous); \ + } + +CK_PR_FAS(32, uint32_t, uint32_t, "w") +CK_PR_FAS(ptr, void, void *, "w") +CK_PR_FAS(int, int, int, "w") +CK_PR_FAS(uint, unsigned int, unsigned int, "w") + +#undef CK_PR_FAS + +#define CK_PR_UNARY(O, N, M, T, I, W) \ + CK_CC_INLINE static void \ + ck_pr_##O##_##N(M *target) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "l" W "arx %0, 0, %1;" \ + I ";" \ + "st" W "cx. %0, 0, %1;" \ + "bne- 1b;" \ + : "=&r" (previous) \ + : "r" (target) \ + : "memory", "cc"); \ + return; \ + } + +CK_PR_UNARY(inc, ptr, void, void *, "addic %0, %0, 1", "w") +CK_PR_UNARY(dec, ptr, void, void *, "addic %0, %0, -1", "w") +CK_PR_UNARY(not, ptr, void, void *, "not %0, %0", "w") +CK_PR_UNARY(neg, ptr, void, void *, "neg %0, %0", "w") + +#define CK_PR_UNARY_S(S, T, W) \ + CK_PR_UNARY(inc, S, T, T, "addic %0, %0, 1", W) \ + CK_PR_UNARY(dec, S, T, T, "addic %0, %0, -1", W) \ + CK_PR_UNARY(not, S, T, T, "not %0, %0", W) \ + CK_PR_UNARY(neg, S, T, T, "neg %0, %0", W) + +CK_PR_UNARY_S(32, uint32_t, "w") +CK_PR_UNARY_S(uint, unsigned int, "w") +CK_PR_UNARY_S(int, int, "w") + +#undef CK_PR_UNARY_S +#undef CK_PR_UNARY + +#define CK_PR_BINARY(O, N, M, T, I, W) \ + CK_CC_INLINE static void \ + ck_pr_##O##_##N(M *target, T delta) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "l" W "arx %0, 0, %1;" \ + I " %0, %2, %0;" \ + "st" W "cx. %0, 0, %1;" \ + "bne- 1b;" \ + : "=&r" (previous) \ + : "r" (target), \ + "r" (delta) \ + : "memory", "cc"); \ + return; \ + } + +CK_PR_BINARY(and, ptr, void, uintptr_t, "and", "w") +CK_PR_BINARY(add, ptr, void, uintptr_t, "add", "w") +CK_PR_BINARY(or, ptr, void, uintptr_t, "or", "w") +CK_PR_BINARY(sub, ptr, void, uintptr_t, "sub", "w") +CK_PR_BINARY(xor, ptr, void, uintptr_t, "xor", "w") + +#define CK_PR_BINARY_S(S, T, W) \ + CK_PR_BINARY(and, S, T, T, "and", W) \ + CK_PR_BINARY(add, S, T, T, "add", W) \ + CK_PR_BINARY(or, S, T, T, "or", W) \ + CK_PR_BINARY(sub, S, T, T, "subf", W) \ + CK_PR_BINARY(xor, S, T, T, "xor", W) + +CK_PR_BINARY_S(32, uint32_t, "w") +CK_PR_BINARY_S(uint, unsigned int, "w") +CK_PR_BINARY_S(int, int, "w") + +#undef CK_PR_BINARY_S +#undef CK_PR_BINARY + +CK_CC_INLINE static void * +ck_pr_faa_ptr(void *target, uintptr_t delta) +{ + uintptr_t previous, r; + + __asm__ __volatile__("1:" + "lwarx %0, 0, %2;" + "add %1, %3, %0;" + "stwcx. %1, 0, %2;" + "bne- 1b;" + : "=&r" (previous), + "=&r" (r) + : "r" (target), + "r" (delta) + : "memory", "cc"); + + return (void *)(previous); +} + +#define CK_PR_FAA(S, T, W) \ + CK_CC_INLINE static T \ + ck_pr_faa_##S(T *target, T delta) \ + { \ + T previous, r; \ + __asm__ __volatile__("1:" \ + "l" W "arx %0, 0, %2;" \ + "add %1, %3, %0;" \ + "st" W "cx. %1, 0, %2;" \ + "bne- 1b;" \ + : "=&r" (previous), \ + "=&r" (r) \ + : "r" (target), \ + "r" (delta) \ + : "memory", "cc"); \ + return (previous); \ + } + +CK_PR_FAA(32, uint32_t, "w") +CK_PR_FAA(uint, unsigned int, "w") +CK_PR_FAA(int, int, "w") + +#undef CK_PR_FAA + +#endif /* CK_PR_PPC_H */ + diff --git a/freebsd/sys/contrib/ck/include/gcc/ppc64/ck_f_pr.h b/freebsd/sys/contrib/ck/include/gcc/ppc64/ck_f_pr.h new file mode 100644 index 00000000..cd54a289 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/ppc64/ck_f_pr.h @@ -0,0 +1,97 @@ +/* DO NOT EDIT. This is auto-generated from feature.sh */ +#define CK_F_PR_ADD_32 +#define CK_F_PR_ADD_64 +#define CK_F_PR_ADD_INT +#define CK_F_PR_ADD_PTR +#define CK_F_PR_ADD_UINT +#define CK_F_PR_AND_32 +#define CK_F_PR_AND_64 +#define CK_F_PR_AND_INT +#define CK_F_PR_AND_PTR +#define CK_F_PR_AND_UINT +#define CK_F_PR_CAS_32 +#define CK_F_PR_CAS_32_VALUE +#define CK_F_PR_CAS_64 +#define CK_F_PR_CAS_64_VALUE +#define CK_F_PR_CAS_INT +#define CK_F_PR_CAS_INT_VALUE +#define CK_F_PR_CAS_PTR +#define CK_F_PR_CAS_PTR_VALUE +#define CK_F_PR_CAS_UINT +#define CK_F_PR_CAS_UINT_VALUE +#define CK_F_PR_DEC_32 +#define CK_F_PR_DEC_64 +#define CK_F_PR_DEC_INT +#define CK_F_PR_DEC_PTR +#define CK_F_PR_DEC_UINT +#define CK_F_PR_FAA_32 +#define CK_F_PR_FAA_64 +#define CK_F_PR_FAA_INT +#define CK_F_PR_FAA_PTR +#define CK_F_PR_FAA_UINT +#define CK_F_PR_FAS_32 +#define CK_F_PR_FAS_64 +#define CK_F_PR_FAS_INT +#define CK_F_PR_FAS_PTR +#define CK_F_PR_FAS_UINT +#define CK_F_PR_FAS_DOUBLE +#define CK_F_PR_FENCE_LOAD +#define CK_F_PR_FENCE_LOAD_DEPENDS +#define CK_F_PR_FENCE_MEMORY +#define CK_F_PR_FENCE_STORE +#define CK_F_PR_FENCE_STRICT_LOAD +#define CK_F_PR_FENCE_STRICT_LOAD_DEPENDS +#define CK_F_PR_FENCE_STRICT_MEMORY +#define CK_F_PR_FENCE_STRICT_STORE +#define CK_F_PR_INC_32 +#define CK_F_PR_INC_64 +#define CK_F_PR_INC_INT +#define CK_F_PR_INC_PTR +#define CK_F_PR_INC_UINT +#define CK_F_PR_LOAD_16 +#define CK_F_PR_LOAD_32 +#define CK_F_PR_LOAD_64 +#define CK_F_PR_LOAD_8 +#define CK_F_PR_LOAD_CHAR +#define CK_F_PR_LOAD_DOUBLE +#define CK_F_PR_LOAD_INT +#define CK_F_PR_LOAD_PTR +#define CK_F_PR_LOAD_SHORT +#define CK_F_PR_LOAD_UINT +#define CK_F_PR_NEG_32 +#define CK_F_PR_NEG_64 +#define CK_F_PR_NEG_INT +#define CK_F_PR_NEG_PTR +#define CK_F_PR_NEG_UINT +#define CK_F_PR_NOT_32 +#define CK_F_PR_NOT_64 +#define CK_F_PR_NOT_INT +#define CK_F_PR_NOT_PTR +#define CK_F_PR_NOT_UINT +#define CK_F_PR_OR_32 +#define CK_F_PR_OR_64 +#define CK_F_PR_OR_INT +#define CK_F_PR_OR_PTR +#define CK_F_PR_OR_UINT +#define CK_F_PR_STALL +#define CK_F_PR_STORE_16 +#define CK_F_PR_STORE_32 +#define CK_F_PR_STORE_64 +#define CK_F_PR_STORE_8 +#define CK_F_PR_STORE_CHAR +#define CK_F_PR_STORE_DOUBLE +#define CK_F_PR_STORE_INT +#define CK_F_PR_STORE_PTR +#define CK_F_PR_STORE_SHORT +#define CK_F_PR_STORE_UINT +#define CK_F_PR_SUB_32 +#define CK_F_PR_SUB_64 +#define CK_F_PR_SUB_INT +#define CK_F_PR_SUB_PTR +#define CK_F_PR_SUB_UINT +#define CK_F_PR_XOR_32 +#define CK_F_PR_XOR_64 +#define CK_F_PR_XOR_INT +#define CK_F_PR_XOR_PTR +#define CK_F_PR_XOR_UINT + diff --git a/freebsd/sys/contrib/ck/include/gcc/ppc64/ck_pr.h b/freebsd/sys/contrib/ck/include/gcc/ppc64/ck_pr.h new file mode 100644 index 00000000..3f5e5db0 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/ppc64/ck_pr.h @@ -0,0 +1,427 @@ +/* + * Copyright 2009-2015 Samy Al Bahra. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef CK_PR_PPC64_H +#define CK_PR_PPC64_H + +#ifndef CK_PR_H +#error Do not include this file directly, use ck_pr.h +#endif + +#include <ck_cc.h> +#include <ck_md.h> + +/* + * The following represent supported atomic operations. + * These operations may be emulated. + */ +#include "ck_f_pr.h" + +/* + * Minimum interface requirement met. + */ +#define CK_F_PR + +/* + * This bounces the hardware thread from low to medium + * priority. I am unsure of the benefits of this approach + * but it is used by the Linux kernel. + */ +CK_CC_INLINE static void +ck_pr_stall(void) +{ + + __asm__ __volatile__("or 1, 1, 1;" + "or 2, 2, 2;" ::: "memory"); + return; +} + +#define CK_PR_FENCE(T, I) \ + CK_CC_INLINE static void \ + ck_pr_fence_strict_##T(void) \ + { \ + __asm__ __volatile__(I ::: "memory"); \ + } + +/* + * These are derived from: + * http://www.ibm.com/developerworks/systems/articles/powerpc.html + */ +CK_PR_FENCE(atomic, "lwsync") +CK_PR_FENCE(atomic_store, "lwsync") +CK_PR_FENCE(atomic_load, "sync") +CK_PR_FENCE(store_atomic, "lwsync") +CK_PR_FENCE(load_atomic, "lwsync") +CK_PR_FENCE(store, "lwsync") +CK_PR_FENCE(store_load, "sync") +CK_PR_FENCE(load, "lwsync") +CK_PR_FENCE(load_store, "lwsync") +CK_PR_FENCE(memory, "sync") +CK_PR_FENCE(acquire, "lwsync") +CK_PR_FENCE(release, "lwsync") +CK_PR_FENCE(acqrel, "lwsync") +CK_PR_FENCE(lock, "lwsync") +CK_PR_FENCE(unlock, "lwsync") + +#undef CK_PR_FENCE + +#define CK_PR_LOAD(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_md_load_##S(const M *target) \ + { \ + T r; \ + __asm__ __volatile__(I "%U1%X1 %0, %1" \ + : "=r" (r) \ + : "m" (*(const C *)target) \ + : "memory"); \ + return (r); \ + } + +CK_PR_LOAD(ptr, void, void *, uint64_t, "ld") + +#define CK_PR_LOAD_S(S, T, I) CK_PR_LOAD(S, T, T, T, I) + +CK_PR_LOAD_S(64, uint64_t, "ld") +CK_PR_LOAD_S(32, uint32_t, "lwz") +CK_PR_LOAD_S(16, uint16_t, "lhz") +CK_PR_LOAD_S(8, uint8_t, "lbz") +CK_PR_LOAD_S(uint, unsigned int, "lwz") +CK_PR_LOAD_S(int, int, "lwz") +CK_PR_LOAD_S(short, short, "lhz") +CK_PR_LOAD_S(char, char, "lbz") +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_LOAD_S(double, double, "ld") +#endif + +#undef CK_PR_LOAD_S +#undef CK_PR_LOAD + +#define CK_PR_STORE(S, M, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I "%U0%X0 %1, %0" \ + : "=m" (*(C *)target) \ + : "r" (v) \ + : "memory"); \ + return; \ + } + +CK_PR_STORE(ptr, void, const void *, uint64_t, "std") + +#define CK_PR_STORE_S(S, T, I) CK_PR_STORE(S, T, T, T, I) + +CK_PR_STORE_S(64, uint64_t, "std") +CK_PR_STORE_S(32, uint32_t, "stw") +CK_PR_STORE_S(16, uint16_t, "sth") +CK_PR_STORE_S(8, uint8_t, "stb") +CK_PR_STORE_S(uint, unsigned int, "stw") +CK_PR_STORE_S(int, int, "stw") +CK_PR_STORE_S(short, short, "sth") +CK_PR_STORE_S(char, char, "stb") +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_STORE_S(double, double, "std") +#endif + +#undef CK_PR_STORE_S +#undef CK_PR_STORE + +CK_CC_INLINE static bool +ck_pr_cas_64_value(uint64_t *target, uint64_t compare, uint64_t set, uint64_t *value) +{ + uint64_t previous; + + __asm__ __volatile__("1:" + "ldarx %0, 0, %1;" + "cmpd 0, %0, %3;" + "bne- 2f;" + "stdcx. %2, 0, %1;" + "bne- 1b;" + "2:" + : "=&r" (previous) + : "r" (target), + "r" (set), + "r" (compare) + : "memory", "cc"); + + *value = previous; + return (previous == compare); +} + +CK_CC_INLINE static bool +ck_pr_cas_ptr_value(void *target, void *compare, void *set, void *value) +{ + void *previous; + + __asm__ __volatile__("1:" + "ldarx %0, 0, %1;" + "cmpd 0, %0, %3;" + "bne- 2f;" + "stdcx. %2, 0, %1;" + "bne- 1b;" + "2:" + : "=&r" (previous) + : "r" (target), + "r" (set), + "r" (compare) + : "memory", "cc"); + + ck_pr_md_store_ptr(value, previous); + return (previous == compare); +} + +CK_CC_INLINE static bool +ck_pr_cas_64(uint64_t *target, uint64_t compare, uint64_t set) +{ + uint64_t previous; + + __asm__ __volatile__("1:" + "ldarx %0, 0, %1;" + "cmpd 0, %0, %3;" + "bne- 2f;" + "stdcx. %2, 0, %1;" + "bne- 1b;" + "2:" + : "=&r" (previous) + : "r" (target), + "r" (set), + "r" (compare) + : "memory", "cc"); + + return (previous == compare); +} + +CK_CC_INLINE static bool +ck_pr_cas_ptr(void *target, void *compare, void *set) +{ + void *previous; + + __asm__ __volatile__("1:" + "ldarx %0, 0, %1;" + "cmpd 0, %0, %3;" + "bne- 2f;" + "stdcx. %2, 0, %1;" + "bne- 1b;" + "2:" + : "=&r" (previous) + : "r" (target), + "r" (set), + "r" (compare) + : "memory", "cc"); + + return (previous == compare); +} + +#define CK_PR_CAS(N, T) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##N##_value(T *target, T compare, T set, T *value) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "lwarx %0, 0, %1;" \ + "cmpw 0, %0, %3;" \ + "bne- 2f;" \ + "stwcx. %2, 0, %1;" \ + "bne- 1b;" \ + "2:" \ + : "=&r" (previous) \ + : "r" (target), \ + "r" (set), \ + "r" (compare) \ + : "memory", "cc"); \ + *value = previous; \ + return (previous == compare); \ + } \ + CK_CC_INLINE static bool \ + ck_pr_cas_##N(T *target, T compare, T set) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "lwarx %0, 0, %1;" \ + "cmpw 0, %0, %3;" \ + "bne- 2f;" \ + "stwcx. %2, 0, %1;" \ + "bne- 1b;" \ + "2:" \ + : "=&r" (previous) \ + : "r" (target), \ + "r" (set), \ + "r" (compare) \ + : "memory", "cc"); \ + return (previous == compare); \ + } + +CK_PR_CAS(32, uint32_t) +CK_PR_CAS(uint, unsigned int) +CK_PR_CAS(int, int) + +#undef CK_PR_CAS + +#define CK_PR_FAS(N, M, T, W) \ + CK_CC_INLINE static T \ + ck_pr_fas_##N(M *target, T v) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "l" W "arx %0, 0, %1;" \ + "st" W "cx. %2, 0, %1;" \ + "bne- 1b;" \ + : "=&r" (previous) \ + : "r" (target), \ + "r" (v) \ + : "memory", "cc"); \ + return (previous); \ + } + +CK_PR_FAS(64, uint64_t, uint64_t, "d") +CK_PR_FAS(32, uint32_t, uint32_t, "w") +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_FAS(double, double, double, "d") +#endif +CK_PR_FAS(ptr, void, void *, "d") +CK_PR_FAS(int, int, int, "w") +CK_PR_FAS(uint, unsigned int, unsigned int, "w") + +#undef CK_PR_FAS + +#define CK_PR_UNARY(O, N, M, T, I, W) \ + CK_CC_INLINE static void \ + ck_pr_##O##_##N(M *target) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "l" W "arx %0, 0, %1;" \ + I ";" \ + "st" W "cx. %0, 0, %1;" \ + "bne- 1b;" \ + : "=&r" (previous) \ + : "r" (target) \ + : "memory", "cc"); \ + return; \ + } + +CK_PR_UNARY(inc, ptr, void, void *, "addic %0, %0, 1", "d") +CK_PR_UNARY(dec, ptr, void, void *, "addic %0, %0, -1", "d") +CK_PR_UNARY(not, ptr, void, void *, "not %0, %0", "d") +CK_PR_UNARY(neg, ptr, void, void *, "neg %0, %0", "d") + +#define CK_PR_UNARY_S(S, T, W) \ + CK_PR_UNARY(inc, S, T, T, "addic %0, %0, 1", W) \ + CK_PR_UNARY(dec, S, T, T, "addic %0, %0, -1", W) \ + CK_PR_UNARY(not, S, T, T, "not %0, %0", W) \ + CK_PR_UNARY(neg, S, T, T, "neg %0, %0", W) + +CK_PR_UNARY_S(64, uint64_t, "d") +CK_PR_UNARY_S(32, uint32_t, "w") +CK_PR_UNARY_S(uint, unsigned int, "w") +CK_PR_UNARY_S(int, int, "w") + +#undef CK_PR_UNARY_S +#undef CK_PR_UNARY + +#define CK_PR_BINARY(O, N, M, T, I, W) \ + CK_CC_INLINE static void \ + ck_pr_##O##_##N(M *target, T delta) \ + { \ + T previous; \ + __asm__ __volatile__("1:" \ + "l" W "arx %0, 0, %1;" \ + I " %0, %2, %0;" \ + "st" W "cx. %0, 0, %1;" \ + "bne- 1b;" \ + : "=&r" (previous) \ + : "r" (target), \ + "r" (delta) \ + : "memory", "cc"); \ + return; \ + } + +CK_PR_BINARY(and, ptr, void, uintptr_t, "and", "d") +CK_PR_BINARY(add, ptr, void, uintptr_t, "add", "d") +CK_PR_BINARY(or, ptr, void, uintptr_t, "or", "d") +CK_PR_BINARY(sub, ptr, void, uintptr_t, "sub", "d") +CK_PR_BINARY(xor, ptr, void, uintptr_t, "xor", "d") + +#define CK_PR_BINARY_S(S, T, W) \ + CK_PR_BINARY(and, S, T, T, "and", W) \ + CK_PR_BINARY(add, S, T, T, "add", W) \ + CK_PR_BINARY(or, S, T, T, "or", W) \ + CK_PR_BINARY(sub, S, T, T, "subf", W) \ + CK_PR_BINARY(xor, S, T, T, "xor", W) + +CK_PR_BINARY_S(64, uint64_t, "d") +CK_PR_BINARY_S(32, uint32_t, "w") +CK_PR_BINARY_S(uint, unsigned int, "w") +CK_PR_BINARY_S(int, int, "w") + +#undef CK_PR_BINARY_S +#undef CK_PR_BINARY + +CK_CC_INLINE static void * +ck_pr_faa_ptr(void *target, uintptr_t delta) +{ + uintptr_t previous, r; + + __asm__ __volatile__("1:" + "ldarx %0, 0, %2;" + "add %1, %3, %0;" + "stdcx. %1, 0, %2;" + "bne- 1b;" + : "=&r" (previous), + "=&r" (r) + : "r" (target), + "r" (delta) + : "memory", "cc"); + + return (void *)(previous); +} + +#define CK_PR_FAA(S, T, W) \ + CK_CC_INLINE static T \ + ck_pr_faa_##S(T *target, T delta) \ + { \ + T previous, r; \ + __asm__ __volatile__("1:" \ + "l" W "arx %0, 0, %2;" \ + "add %1, %3, %0;" \ + "st" W "cx. %1, 0, %2;" \ + "bne- 1b;" \ + : "=&r" (previous), \ + "=&r" (r) \ + : "r" (target), \ + "r" (delta) \ + : "memory", "cc"); \ + return (previous); \ + } + +CK_PR_FAA(64, uint64_t, "d") +CK_PR_FAA(32, uint32_t, "w") +CK_PR_FAA(uint, unsigned int, "w") +CK_PR_FAA(int, int, "w") + +#undef CK_PR_FAA + +#endif /* CK_PR_PPC64_H */ diff --git a/freebsd/sys/contrib/ck/include/gcc/sparcv9/ck_f_pr.h b/freebsd/sys/contrib/ck/include/gcc/sparcv9/ck_f_pr.h new file mode 100644 index 00000000..0398680e --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/sparcv9/ck_f_pr.h @@ -0,0 +1,26 @@ +#define CK_F_PR_CAS_64 +#define CK_F_PR_CAS_64_VALUE +#define CK_F_PR_CAS_PTR +#define CK_F_PR_CAS_PTR_VALUE +#define CK_F_PR_FAS_32 +#define CK_F_PR_FAS_UINT +#define CK_F_PR_FAS_INT +#define CK_F_PR_CAS_32 +#define CK_F_PR_CAS_32_VALUE +#define CK_F_PR_CAS_UINT +#define CK_F_PR_CAS_INT +#define CK_F_PR_CAS_UINT_VALUE +#define CK_F_PR_CAS_INT_VALUE +#define CK_F_PR_STORE_64 +#define CK_F_PR_STORE_32 +#define CK_F_PR_STORE_DOUBLE +#define CK_F_PR_STORE_UINT +#define CK_F_PR_STORE_INT +#define CK_F_PR_STORE_PTR +#define CK_F_PR_LOAD_64 +#define CK_F_PR_LOAD_32 +#define CK_F_PR_LOAD_DOUBLE +#define CK_F_PR_LOAD_UINT +#define CK_F_PR_LOAD_INT +#define CK_F_PR_LOAD_PTR + diff --git a/freebsd/sys/contrib/ck/include/gcc/sparcv9/ck_pr.h b/freebsd/sys/contrib/ck/include/gcc/sparcv9/ck_pr.h new file mode 100644 index 00000000..7dc71725 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/sparcv9/ck_pr.h @@ -0,0 +1,228 @@ +/* + * Copyright 2009, 2010 Samy Al Bahra. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef CK_PR_SPARCV9_H +#define CK_PR_SPARCV9_H + +#ifndef CK_PR_H +#error Do not include this file directly, use ck_pr.h +#endif + +#include <ck_cc.h> +#include <ck_md.h> + +/* + * The following represent supported atomic operations. + * These operations may be emulated. + */ +#include "ck_f_pr.h" + +/* + * Minimum interface requirement met. + */ +#define CK_F_PR + +/* + * Order loads at the least. + */ +CK_CC_INLINE static void +ck_pr_stall(void) +{ + + __asm__ __volatile__("membar #LoadLoad" ::: "memory"); + return; +} + +#define CK_PR_FENCE(T, I) \ + CK_CC_INLINE static void \ + ck_pr_fence_strict_##T(void) \ + { \ + __asm__ __volatile__(I ::: "memory"); \ + } + +/* + * Atomic operations are treated as both load and store + * operations on SPARCv9. + */ +CK_PR_FENCE(atomic, "membar #StoreStore") +CK_PR_FENCE(atomic_store, "membar #StoreStore") +CK_PR_FENCE(atomic_load, "membar #StoreLoad") +CK_PR_FENCE(store_atomic, "membar #StoreStore") +CK_PR_FENCE(load_atomic, "membar #LoadStore") +CK_PR_FENCE(store, "membar #StoreStore") +CK_PR_FENCE(store_load, "membar #StoreLoad") +CK_PR_FENCE(load, "membar #LoadLoad") +CK_PR_FENCE(load_store, "membar #LoadStore") +CK_PR_FENCE(memory, "membar #MemIssue") +CK_PR_FENCE(acquire, "membar #LoadLoad | #LoadStore") +CK_PR_FENCE(release, "membar #LoadStore | #StoreStore") +CK_PR_FENCE(acqrel, "membar #LoadLoad | #LoadStore | #StoreStore") +CK_PR_FENCE(lock, "membar #LoadLoad | #LoadStore | #StoreStore | #StoreLoad") +CK_PR_FENCE(unlock, "membar #LoadStore | #StoreStore") + +#undef CK_PR_FENCE + +#define CK_PR_LOAD(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_md_load_##S(const M *target) \ + { \ + T r; \ + __asm__ __volatile__(I " [%1], %0" \ + : "=&r" (r) \ + : "r" (target) \ + : "memory"); \ + return (r); \ + } + +CK_PR_LOAD(ptr, void, void *, uint64_t, "ldx") + +#define CK_PR_LOAD_S(S, T, I) CK_PR_LOAD(S, T, T, T, I) + +CK_PR_LOAD_S(64, uint64_t, "ldx") +CK_PR_LOAD_S(32, uint32_t, "lduw") +CK_PR_LOAD_S(uint, unsigned int, "lduw") +CK_PR_LOAD_S(double, double, "ldx") +CK_PR_LOAD_S(int, int, "ldsw") + +#undef CK_PR_LOAD_S +#undef CK_PR_LOAD + +#define CK_PR_STORE(S, M, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I " %0, [%1]" \ + : \ + : "r" (v), \ + "r" (target) \ + : "memory"); \ + return; \ + } + +CK_PR_STORE(ptr, void, const void *, uint64_t, "stx") + +#define CK_PR_STORE_S(S, T, I) CK_PR_STORE(S, T, T, T, I) + +CK_PR_STORE_S(8, uint8_t, "stub") +CK_PR_STORE_S(64, uint64_t, "stx") +CK_PR_STORE_S(32, uint32_t, "stuw") +CK_PR_STORE_S(uint, unsigned int, "stuw") +CK_PR_STORE_S(double, double, "stx") +CK_PR_STORE_S(int, int, "stsw") + +#undef CK_PR_STORE_S +#undef CK_PR_STORE + +CK_CC_INLINE static bool +ck_pr_cas_64_value(uint64_t *target, uint64_t compare, uint64_t set, uint64_t *value) +{ + + __asm__ __volatile__("casx [%1], %2, %0" + : "+&r" (set) + : "r" (target), + "r" (compare) + : "memory"); + + *value = set; + return (compare == set); +} + +CK_CC_INLINE static bool +ck_pr_cas_64(uint64_t *target, uint64_t compare, uint64_t set) +{ + + __asm__ __volatile__("casx [%1], %2, %0" + : "+&r" (set) + : "r" (target), + "r" (compare) + : "memory"); + + return (compare == set); +} + +CK_CC_INLINE static bool +ck_pr_cas_ptr(void *target, void *compare, void *set) +{ + + return ck_pr_cas_64(target, (uint64_t)compare, (uint64_t)set); +} + +CK_CC_INLINE static bool +ck_pr_cas_ptr_value(void *target, void *compare, void *set, void *previous) +{ + + return ck_pr_cas_64_value(target, (uint64_t)compare, (uint64_t)set, previous); +} + +#define CK_PR_CAS(N, T) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##N##_value(T *target, T compare, T set, T *value) \ + { \ + __asm__ __volatile__("cas [%1], %2, %0" \ + : "+&r" (set) \ + : "r" (target), \ + "r" (compare) \ + : "memory"); \ + *value = set; \ + return (compare == set); \ + } \ + CK_CC_INLINE static bool \ + ck_pr_cas_##N(T *target, T compare, T set) \ + { \ + __asm__ __volatile__("cas [%1], %2, %0" \ + : "+&r" (set) \ + : "r" (target), \ + "r" (compare) \ + : "memory"); \ + return (compare == set); \ + } + +CK_PR_CAS(32, uint32_t) +CK_PR_CAS(uint, unsigned int) +CK_PR_CAS(int, int) + +#undef CK_PR_CAS + +#define CK_PR_FAS(N, T) \ + CK_CC_INLINE static T \ + ck_pr_fas_##N(T *target, T update) \ + { \ + \ + __asm__ __volatile__("swap [%1], %0" \ + : "+&r" (update) \ + : "r" (target) \ + : "memory"); \ + return (update); \ + } + +CK_PR_FAS(int, int) +CK_PR_FAS(uint, unsigned int) +CK_PR_FAS(32, uint32_t) + +#undef CK_PR_FAS + +#endif /* CK_PR_SPARCV9_H */ + diff --git a/freebsd/sys/contrib/ck/include/gcc/x86/ck_f_pr.h b/freebsd/sys/contrib/ck/include/gcc/x86/ck_f_pr.h new file mode 100644 index 00000000..f82c66b0 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/x86/ck_f_pr.h @@ -0,0 +1,152 @@ +/* DO NOT EDIT. This is auto-generated from feature.sh */ +#define CK_F_PR_ADD_16 +#define CK_F_PR_ADD_32 +#define CK_F_PR_ADD_8 +#define CK_F_PR_ADD_CHAR +#define CK_F_PR_ADD_INT +#define CK_F_PR_ADD_PTR +#define CK_F_PR_ADD_UINT +#define CK_F_PR_AND_16 +#define CK_F_PR_AND_32 +#define CK_F_PR_AND_8 +#define CK_F_PR_AND_CHAR +#define CK_F_PR_AND_INT +#define CK_F_PR_AND_PTR +#define CK_F_PR_AND_UINT +#define CK_F_PR_BTC_16 +#define CK_F_PR_BTC_32 +#define CK_F_PR_BTC_INT +#define CK_F_PR_BTC_PTR +#define CK_F_PR_BTC_UINT +#define CK_F_PR_BTR_16 +#define CK_F_PR_BTR_32 +#define CK_F_PR_BTR_INT +#define CK_F_PR_BTR_PTR +#define CK_F_PR_BTR_UINT +#define CK_F_PR_BTS_16 +#define CK_F_PR_BTS_32 +#define CK_F_PR_BTS_INT +#define CK_F_PR_BTS_PTR +#define CK_F_PR_BTS_UINT +#define CK_F_PR_CAS_16 +#define CK_F_PR_CAS_16_VALUE +#define CK_F_PR_CAS_32 +#define CK_F_PR_CAS_32_VALUE +#define CK_F_PR_CAS_8 +#define CK_F_PR_CAS_8_VALUE +#define CK_F_PR_CAS_CHAR +#define CK_F_PR_CAS_CHAR_VALUE +#define CK_F_PR_CAS_INT +#define CK_F_PR_CAS_INT_VALUE +#define CK_F_PR_CAS_PTR +#define CK_F_PR_CAS_PTR_VALUE +#define CK_F_PR_CAS_UINT +#define CK_F_PR_CAS_UINT_VALUE +#define CK_F_PR_DEC_16 +#define CK_F_PR_DEC_16_ZERO +#define CK_F_PR_DEC_32 +#define CK_F_PR_DEC_32_ZERO +#define CK_F_PR_DEC_8 +#define CK_F_PR_DEC_8_ZERO +#define CK_F_PR_DEC_CHAR +#define CK_F_PR_DEC_CHAR_ZERO +#define CK_F_PR_DEC_INT +#define CK_F_PR_DEC_INT_ZERO +#define CK_F_PR_DEC_PTR +#define CK_F_PR_DEC_PTR_ZERO +#define CK_F_PR_DEC_UINT +#define CK_F_PR_DEC_UINT_ZERO +#define CK_F_PR_FAA_16 +#define CK_F_PR_FAA_32 +#define CK_F_PR_FAA_8 +#define CK_F_PR_FAA_CHAR +#define CK_F_PR_FAA_INT +#define CK_F_PR_FAA_PTR +#define CK_F_PR_FAA_UINT +#define CK_F_PR_FAS_16 +#define CK_F_PR_FAS_32 +#define CK_F_PR_FAS_8 +#define CK_F_PR_FAS_CHAR +#define CK_F_PR_FAS_INT +#define CK_F_PR_FAS_PTR +#define CK_F_PR_FAS_UINT +#define CK_F_PR_FENCE_LOAD +#define CK_F_PR_FENCE_LOAD_DEPENDS +#define CK_F_PR_FENCE_MEMORY +#define CK_F_PR_FENCE_STORE +#define CK_F_PR_FENCE_STRICT_LOAD +#define CK_F_PR_FENCE_STRICT_LOAD_DEPENDS +#define CK_F_PR_FENCE_STRICT_MEMORY +#define CK_F_PR_FENCE_STRICT_STORE +#define CK_F_PR_INC_16 +#define CK_F_PR_INC_16_ZERO +#define CK_F_PR_INC_32 +#define CK_F_PR_INC_32_ZERO +#define CK_F_PR_INC_8 +#define CK_F_PR_INC_8_ZERO +#define CK_F_PR_INC_CHAR +#define CK_F_PR_INC_CHAR_ZERO +#define CK_F_PR_INC_INT +#define CK_F_PR_INC_INT_ZERO +#define CK_F_PR_INC_PTR +#define CK_F_PR_INC_PTR_ZERO +#define CK_F_PR_INC_UINT +#define CK_F_PR_INC_UINT_ZERO +#define CK_F_PR_LOAD_16 +#define CK_F_PR_LOAD_32 +#define CK_F_PR_LOAD_8 +#define CK_F_PR_LOAD_CHAR +#define CK_F_PR_LOAD_INT +#define CK_F_PR_LOAD_PTR +#define CK_F_PR_LOAD_UINT +#define CK_F_PR_NEG_16 +#define CK_F_PR_NEG_16_ZERO +#define CK_F_PR_NEG_32 +#define CK_F_PR_NEG_32_ZERO +#define CK_F_PR_NEG_8 +#define CK_F_PR_NEG_8_ZERO +#define CK_F_PR_NEG_CHAR +#define CK_F_PR_NEG_CHAR_ZERO +#define CK_F_PR_NEG_INT +#define CK_F_PR_NEG_INT_ZERO +#define CK_F_PR_NEG_PTR +#define CK_F_PR_NEG_PTR_ZERO +#define CK_F_PR_NEG_UINT +#define CK_F_PR_NEG_UINT_ZERO +#define CK_F_PR_NOT_16 +#define CK_F_PR_NOT_32 +#define CK_F_PR_NOT_8 +#define CK_F_PR_NOT_CHAR +#define CK_F_PR_NOT_INT +#define CK_F_PR_NOT_PTR +#define CK_F_PR_NOT_UINT +#define CK_F_PR_OR_16 +#define CK_F_PR_OR_32 +#define CK_F_PR_OR_8 +#define CK_F_PR_OR_CHAR +#define CK_F_PR_OR_INT +#define CK_F_PR_OR_PTR +#define CK_F_PR_OR_UINT +#define CK_F_PR_STALL +#define CK_F_PR_STORE_16 +#define CK_F_PR_STORE_32 +#define CK_F_PR_STORE_8 +#define CK_F_PR_STORE_CHAR +#define CK_F_PR_STORE_INT +#define CK_F_PR_STORE_PTR +#define CK_F_PR_STORE_UINT +#define CK_F_PR_SUB_16 +#define CK_F_PR_SUB_32 +#define CK_F_PR_SUB_8 +#define CK_F_PR_SUB_CHAR +#define CK_F_PR_SUB_INT +#define CK_F_PR_SUB_PTR +#define CK_F_PR_SUB_UINT +#define CK_F_PR_XOR_16 +#define CK_F_PR_XOR_32 +#define CK_F_PR_XOR_8 +#define CK_F_PR_XOR_CHAR +#define CK_F_PR_XOR_INT +#define CK_F_PR_XOR_PTR +#define CK_F_PR_XOR_UINT + diff --git a/freebsd/sys/contrib/ck/include/gcc/x86/ck_pr.h b/freebsd/sys/contrib/ck/include/gcc/x86/ck_pr.h new file mode 100644 index 00000000..3e36376f --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/x86/ck_pr.h @@ -0,0 +1,408 @@ +/* + * Copyright 2009-2015 Samy Al Bahra. + * Copyright 2011 Devon H. O'Dell <devon.odell@gmail.com> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef CK_PR_X86_H +#define CK_PR_X86_H + +#ifndef CK_PR_H +#error Do not include this file directly, use ck_pr.h +#endif + +#include <ck_cc.h> +#include <ck_md.h> +#include <ck_stdint.h> + +/* + * The following represent supported atomic operations. + * These operations may be emulated. + */ +#include "ck_f_pr.h" + +/* Minimum requirements for the CK_PR interface are met. */ +#define CK_F_PR + +/* + * Prevent speculative execution in busy-wait loops (P4 <=) or "predefined + * delay". + */ +CK_CC_INLINE static void +ck_pr_stall(void) +{ + __asm__ __volatile__("pause" ::: "memory"); + return; +} + +#ifdef CK_MD_UMP +#define CK_PR_LOCK_PREFIX +#define CK_PR_FENCE(T, I) \ + CK_CC_INLINE static void \ + ck_pr_fence_strict_##T(void) \ + { \ + __asm__ __volatile__("" ::: "memory"); \ + return; \ + } +#else +#define CK_PR_LOCK_PREFIX "lock " +#define CK_PR_FENCE(T, I) \ + CK_CC_INLINE static void \ + ck_pr_fence_strict_##T(void) \ + { \ + __asm__ __volatile__(I ::: "memory"); \ + return; \ + } +#endif /* CK_MD_UMP */ + +#if defined(CK_MD_SSE_DISABLE) +/* If SSE is disabled, then use atomic operations for serialization. */ +#define CK_MD_X86_MFENCE "lock addl $0, (%%esp)" +#define CK_MD_X86_SFENCE CK_MD_X86_MFENCE +#define CK_MD_X86_LFENCE CK_MD_X86_MFENCE +#else +#define CK_MD_X86_SFENCE "sfence" +#define CK_MD_X86_LFENCE "lfence" +#define CK_MD_X86_MFENCE "mfence" +#endif /* !CK_MD_SSE_DISABLE */ + +CK_PR_FENCE(atomic, "") +CK_PR_FENCE(atomic_store, "") +CK_PR_FENCE(atomic_load, "") +CK_PR_FENCE(store_atomic, "") +CK_PR_FENCE(load_atomic, "") +CK_PR_FENCE(load, CK_MD_X86_LFENCE) +CK_PR_FENCE(load_store, CK_MD_X86_MFENCE) +CK_PR_FENCE(store, CK_MD_X86_SFENCE) +CK_PR_FENCE(store_load, CK_MD_X86_MFENCE) +CK_PR_FENCE(memory, CK_MD_X86_MFENCE) +CK_PR_FENCE(release, CK_MD_X86_MFENCE) +CK_PR_FENCE(acquire, CK_MD_X86_MFENCE) +CK_PR_FENCE(acqrel, CK_MD_X86_MFENCE) +CK_PR_FENCE(lock, CK_MD_X86_MFENCE) +CK_PR_FENCE(unlock, CK_MD_X86_MFENCE) + +#undef CK_PR_FENCE + +/* + * Atomic fetch-and-store operations. + */ +#define CK_PR_FAS(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_fas_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I " %0, %1" \ + : "+m" (*(C *)target), \ + "+q" (v) \ + : \ + : "memory"); \ + return v; \ + } + +CK_PR_FAS(ptr, void, void *, char, "xchgl") + +#define CK_PR_FAS_S(S, T, I) CK_PR_FAS(S, T, T, T, I) + +CK_PR_FAS_S(char, char, "xchgb") +CK_PR_FAS_S(uint, unsigned int, "xchgl") +CK_PR_FAS_S(int, int, "xchgl") +CK_PR_FAS_S(32, uint32_t, "xchgl") +CK_PR_FAS_S(16, uint16_t, "xchgw") +CK_PR_FAS_S(8, uint8_t, "xchgb") + +#undef CK_PR_FAS_S +#undef CK_PR_FAS + +#define CK_PR_LOAD(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_md_load_##S(const M *target) \ + { \ + T r; \ + __asm__ __volatile__(I " %1, %0" \ + : "=q" (r) \ + : "m" (*(const C *)target) \ + : "memory"); \ + return (r); \ + } + +CK_PR_LOAD(ptr, void, void *, char, "movl") + +#define CK_PR_LOAD_S(S, T, I) CK_PR_LOAD(S, T, T, T, I) + +CK_PR_LOAD_S(char, char, "movb") +CK_PR_LOAD_S(uint, unsigned int, "movl") +CK_PR_LOAD_S(int, int, "movl") +CK_PR_LOAD_S(32, uint32_t, "movl") +CK_PR_LOAD_S(16, uint16_t, "movw") +CK_PR_LOAD_S(8, uint8_t, "movb") + +#undef CK_PR_LOAD_S +#undef CK_PR_LOAD + +#define CK_PR_STORE(S, M, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I " %1, %0" \ + : "=m" (*(C *)target) \ + : CK_CC_IMM "q" (v) \ + : "memory"); \ + return; \ + } + +CK_PR_STORE(ptr, void, const void *, char, "movl") + +#define CK_PR_STORE_S(S, T, I) CK_PR_STORE(S, T, T, T, I) + +CK_PR_STORE_S(char, char, "movb") +CK_PR_STORE_S(uint, unsigned int, "movl") +CK_PR_STORE_S(int, int, "movl") +CK_PR_STORE_S(32, uint32_t, "movl") +CK_PR_STORE_S(16, uint16_t, "movw") +CK_PR_STORE_S(8, uint8_t, "movb") + +#undef CK_PR_STORE_S +#undef CK_PR_STORE + +/* + * Atomic fetch-and-add operations. + */ +#define CK_PR_FAA(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_faa_##S(M *target, T d) \ + { \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %1, %0" \ + : "+m" (*(C *)target), \ + "+q" (d) \ + : \ + : "memory", "cc"); \ + return (d); \ + } + +CK_PR_FAA(ptr, void, uintptr_t, char, "xaddl") + +#define CK_PR_FAA_S(S, T, I) CK_PR_FAA(S, T, T, T, I) + +CK_PR_FAA_S(char, char, "xaddb") +CK_PR_FAA_S(uint, unsigned int, "xaddl") +CK_PR_FAA_S(int, int, "xaddl") +CK_PR_FAA_S(32, uint32_t, "xaddl") +CK_PR_FAA_S(16, uint16_t, "xaddw") +CK_PR_FAA_S(8, uint8_t, "xaddb") + +#undef CK_PR_FAA_S +#undef CK_PR_FAA + +/* + * Atomic store-only unary operations. + */ +#define CK_PR_UNARY(K, S, T, C, I) \ + CK_PR_UNARY_R(K, S, T, C, I) \ + CK_PR_UNARY_V(K, S, T, C, I) + +#define CK_PR_UNARY_R(K, S, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_##K##_##S(T *target) \ + { \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %0" \ + : "+m" (*(C *)target) \ + : \ + : "memory", "cc"); \ + return; \ + } + +#define CK_PR_UNARY_V(K, S, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_##K##_##S##_zero(T *target, bool *r) \ + { \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %0; setz %1" \ + : "+m" (*(C *)target), \ + "=m" (*r) \ + : \ + : "memory", "cc"); \ + return; \ + } + + +#define CK_PR_UNARY_S(K, S, T, I) CK_PR_UNARY(K, S, T, T, I) + +#define CK_PR_GENERATE(K) \ + CK_PR_UNARY(K, ptr, void, char, #K "l") \ + CK_PR_UNARY_S(K, char, char, #K "b") \ + CK_PR_UNARY_S(K, int, int, #K "l") \ + CK_PR_UNARY_S(K, uint, unsigned int, #K "l") \ + CK_PR_UNARY_S(K, 32, uint32_t, #K "l") \ + CK_PR_UNARY_S(K, 16, uint16_t, #K "w") \ + CK_PR_UNARY_S(K, 8, uint8_t, #K "b") + +CK_PR_GENERATE(inc) +CK_PR_GENERATE(dec) +CK_PR_GENERATE(neg) + +/* not does not affect condition flags. */ +#undef CK_PR_UNARY_V +#define CK_PR_UNARY_V(a, b, c, d, e) +CK_PR_GENERATE(not) + +#undef CK_PR_GENERATE +#undef CK_PR_UNARY_S +#undef CK_PR_UNARY_V +#undef CK_PR_UNARY_R +#undef CK_PR_UNARY + +/* + * Atomic store-only binary operations. + */ +#define CK_PR_BINARY(K, S, M, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_##K##_##S(M *target, T d) \ + { \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %1, %0" \ + : "+m" (*(C *)target) \ + : CK_CC_IMM "q" (d) \ + : "memory", "cc"); \ + return; \ + } + +#define CK_PR_BINARY_S(K, S, T, I) CK_PR_BINARY(K, S, T, T, T, I) + +#define CK_PR_GENERATE(K) \ + CK_PR_BINARY(K, ptr, void, uintptr_t, char, #K "l") \ + CK_PR_BINARY_S(K, char, char, #K "b") \ + CK_PR_BINARY_S(K, int, int, #K "l") \ + CK_PR_BINARY_S(K, uint, unsigned int, #K "l") \ + CK_PR_BINARY_S(K, 32, uint32_t, #K "l") \ + CK_PR_BINARY_S(K, 16, uint16_t, #K "w") \ + CK_PR_BINARY_S(K, 8, uint8_t, #K "b") + +CK_PR_GENERATE(add) +CK_PR_GENERATE(sub) +CK_PR_GENERATE(and) +CK_PR_GENERATE(or) +CK_PR_GENERATE(xor) + +#undef CK_PR_GENERATE +#undef CK_PR_BINARY_S +#undef CK_PR_BINARY + +/* + * Atomic compare and swap. + */ +#define CK_PR_CAS(S, M, T, C, I) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##S(M *target, T compare, T set) \ + { \ + bool z; \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %2, %0; setz %1" \ + : "+m" (*(C *)target), \ + "=a" (z) \ + : "q" (set), \ + "a" (compare) \ + : "memory", "cc"); \ + return z; \ + } + +CK_PR_CAS(ptr, void, void *, char, "cmpxchgl") + +#define CK_PR_CAS_S(S, T, I) CK_PR_CAS(S, T, T, T, I) + +CK_PR_CAS_S(char, char, "cmpxchgb") +CK_PR_CAS_S(int, int, "cmpxchgl") +CK_PR_CAS_S(uint, unsigned int, "cmpxchgl") +CK_PR_CAS_S(32, uint32_t, "cmpxchgl") +CK_PR_CAS_S(16, uint16_t, "cmpxchgw") +CK_PR_CAS_S(8, uint8_t, "cmpxchgb") + +#undef CK_PR_CAS_S +#undef CK_PR_CAS + +/* + * Compare and swap, set *v to old value of target. + */ +#define CK_PR_CAS_O(S, M, T, C, I, R) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##S##_value(M *target, T compare, T set, M *v) \ + { \ + bool z; \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX "cmpxchg" I " %3, %0;" \ + "mov %% " R ", %2;" \ + "setz %1;" \ + : "+m" (*(C *)target), \ + "=a" (z), \ + "=m" (*(C *)v) \ + : "q" (set), \ + "a" (compare) \ + : "memory", "cc"); \ + return (bool)z; \ + } + +CK_PR_CAS_O(ptr, void, void *, char, "l", "eax") + +#define CK_PR_CAS_O_S(S, T, I, R) \ + CK_PR_CAS_O(S, T, T, T, I, R) + +CK_PR_CAS_O_S(char, char, "b", "al") +CK_PR_CAS_O_S(int, int, "l", "eax") +CK_PR_CAS_O_S(uint, unsigned int, "l", "eax") +CK_PR_CAS_O_S(32, uint32_t, "l", "eax") +CK_PR_CAS_O_S(16, uint16_t, "w", "ax") +CK_PR_CAS_O_S(8, uint8_t, "b", "al") + +#undef CK_PR_CAS_O_S +#undef CK_PR_CAS_O + +/* + * Atomic bit test operations. + */ +#define CK_PR_BT(K, S, T, P, C, I) \ + CK_CC_INLINE static bool \ + ck_pr_##K##_##S(T *target, unsigned int b) \ + { \ + bool c; \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I "; setc %1" \ + : "+m" (*(C *)target), \ + "=q" (c) \ + : "q" ((P)b) \ + : "memory", "cc"); \ + return (bool)c; \ + } + +#define CK_PR_BT_S(K, S, T, I) CK_PR_BT(K, S, T, T, T, I) + +#define CK_PR_GENERATE(K) \ + CK_PR_BT(K, ptr, void, uint32_t, char, #K "l %2, %0") \ + CK_PR_BT_S(K, uint, unsigned int, #K "l %2, %0") \ + CK_PR_BT_S(K, int, int, #K "l %2, %0") \ + CK_PR_BT_S(K, 32, uint32_t, #K "l %2, %0") \ + CK_PR_BT_S(K, 16, uint16_t, #K "w %w2, %0") + +CK_PR_GENERATE(btc) +CK_PR_GENERATE(bts) +CK_PR_GENERATE(btr) + +#undef CK_PR_GENERATE +#undef CK_PR_BT + +#endif /* CK_PR_X86_H */ + diff --git a/freebsd/sys/contrib/ck/include/gcc/x86_64/ck_f_pr.h b/freebsd/sys/contrib/ck/include/gcc/x86_64/ck_f_pr.h new file mode 100644 index 00000000..545f5fd6 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/x86_64/ck_f_pr.h @@ -0,0 +1,202 @@ +/* DO NOT EDIT. This is auto-generated from feature.sh */ +#define CK_F_PR_ADD_16 +#define CK_F_PR_ADD_32 +#define CK_F_PR_ADD_64 +#define CK_F_PR_ADD_8 +#define CK_F_PR_ADD_CHAR +#define CK_F_PR_ADD_INT +#define CK_F_PR_ADD_PTR +#define CK_F_PR_ADD_UINT +#define CK_F_PR_AND_16 +#define CK_F_PR_AND_32 +#define CK_F_PR_AND_64 +#define CK_F_PR_AND_8 +#define CK_F_PR_AND_CHAR +#define CK_F_PR_AND_INT +#define CK_F_PR_AND_PTR +#define CK_F_PR_AND_UINT +#define CK_F_PR_BTC_16 +#define CK_F_PR_BTC_32 +#define CK_F_PR_BTC_64 +#define CK_F_PR_BTC_INT +#define CK_F_PR_BTC_PTR +#define CK_F_PR_BTC_UINT +#define CK_F_PR_BTR_16 +#define CK_F_PR_BTR_32 +#define CK_F_PR_BTR_64 +#define CK_F_PR_BTR_INT +#define CK_F_PR_BTR_PTR +#define CK_F_PR_BTR_UINT +#define CK_F_PR_BTS_16 +#define CK_F_PR_BTS_32 +#define CK_F_PR_BTS_64 +#define CK_F_PR_BTS_INT +#define CK_F_PR_BTS_PTR +#define CK_F_PR_BTS_UINT +#define CK_F_PR_CAS_16 +#define CK_F_PR_CAS_16_8 +#define CK_F_PR_CAS_16_8_VALUE +#define CK_F_PR_CAS_16_VALUE +#define CK_F_PR_CAS_32 +#define CK_F_PR_CAS_32_4 +#define CK_F_PR_CAS_32_4_VALUE +#define CK_F_PR_CAS_32_VALUE +#define CK_F_PR_CAS_64 +#define CK_F_PR_CAS_64_2 +#define CK_F_PR_CAS_64_2_VALUE +#define CK_F_PR_CAS_64_VALUE +#define CK_F_PR_CAS_8 +#define CK_F_PR_CAS_8_16 +#define CK_F_PR_CAS_8_16_VALUE +#define CK_F_PR_CAS_8_VALUE +#define CK_F_PR_CAS_CHAR +#define CK_F_PR_CAS_CHAR_16 +#define CK_F_PR_CAS_CHAR_16_VALUE +#define CK_F_PR_CAS_CHAR_VALUE +#define CK_F_PR_CAS_INT +#define CK_F_PR_CAS_INT_4 +#define CK_F_PR_CAS_INT_4_VALUE +#define CK_F_PR_CAS_INT_VALUE +#define CK_F_PR_CAS_PTR +#define CK_F_PR_CAS_PTR_2 +#define CK_F_PR_CAS_PTR_2_VALUE +#define CK_F_PR_CAS_PTR_VALUE +#define CK_F_PR_CAS_DOUBLE +#define CK_F_PR_CAS_DOUBLE_2 +#define CK_F_PR_CAS_DOUBLE_VALUE +#define CK_F_PR_CAS_UINT +#define CK_F_PR_CAS_UINT_4 +#define CK_F_PR_CAS_UINT_4_VALUE +#define CK_F_PR_CAS_UINT_VALUE +#define CK_F_PR_DEC_16 +#define CK_F_PR_DEC_16_ZERO +#define CK_F_PR_DEC_32 +#define CK_F_PR_DEC_32_ZERO +#define CK_F_PR_DEC_64 +#define CK_F_PR_DEC_64_ZERO +#define CK_F_PR_DEC_8 +#define CK_F_PR_DEC_8_ZERO +#define CK_F_PR_DEC_CHAR +#define CK_F_PR_DEC_CHAR_ZERO +#define CK_F_PR_DEC_INT +#define CK_F_PR_DEC_INT_ZERO +#define CK_F_PR_DEC_PTR +#define CK_F_PR_DEC_PTR_ZERO +#define CK_F_PR_DEC_UINT +#define CK_F_PR_DEC_UINT_ZERO +#define CK_F_PR_FAA_16 +#define CK_F_PR_FAA_32 +#define CK_F_PR_FAA_64 +#define CK_F_PR_FAA_8 +#define CK_F_PR_FAA_CHAR +#define CK_F_PR_FAA_INT +#define CK_F_PR_FAA_PTR +#define CK_F_PR_FAA_UINT +#define CK_F_PR_FAS_16 +#define CK_F_PR_FAS_32 +#define CK_F_PR_FAS_64 +#define CK_F_PR_FAS_8 +#define CK_F_PR_FAS_CHAR +#define CK_F_PR_FAS_INT +#define CK_F_PR_FAS_PTR +#define CK_F_PR_FAS_UINT +#define CK_F_PR_FAS_DOUBLE +#define CK_F_PR_FENCE_LOAD +#define CK_F_PR_FENCE_LOAD_DEPENDS +#define CK_F_PR_FENCE_MEMORY +#define CK_F_PR_FENCE_STORE +#define CK_F_PR_FENCE_STRICT_LOAD +#define CK_F_PR_FENCE_STRICT_LOAD_DEPENDS +#define CK_F_PR_FENCE_STRICT_MEMORY +#define CK_F_PR_FENCE_STRICT_STORE +#define CK_F_PR_INC_16 +#define CK_F_PR_INC_16_ZERO +#define CK_F_PR_INC_32 +#define CK_F_PR_INC_32_ZERO +#define CK_F_PR_INC_64 +#define CK_F_PR_INC_64_ZERO +#define CK_F_PR_INC_8 +#define CK_F_PR_INC_8_ZERO +#define CK_F_PR_INC_CHAR +#define CK_F_PR_INC_CHAR_ZERO +#define CK_F_PR_INC_INT +#define CK_F_PR_INC_INT_ZERO +#define CK_F_PR_INC_PTR +#define CK_F_PR_INC_PTR_ZERO +#define CK_F_PR_INC_UINT +#define CK_F_PR_INC_UINT_ZERO +#define CK_F_PR_LOAD_16 +#define CK_F_PR_LOAD_16_8 +#define CK_F_PR_LOAD_32 +#define CK_F_PR_LOAD_32_4 +#define CK_F_PR_LOAD_64 +#define CK_F_PR_LOAD_64_2 +#define CK_F_PR_LOAD_8 +#define CK_F_PR_LOAD_8_16 +#define CK_F_PR_LOAD_CHAR +#define CK_F_PR_LOAD_CHAR_16 +#define CK_F_PR_LOAD_INT +#define CK_F_PR_LOAD_INT_4 +#define CK_F_PR_LOAD_PTR +#define CK_F_PR_LOAD_PTR_2 +#define CK_F_PR_LOAD_DOUBLE +#define CK_F_PR_LOAD_UINT +#define CK_F_PR_LOAD_UINT_4 +#define CK_F_PR_NEG_16 +#define CK_F_PR_NEG_16_ZERO +#define CK_F_PR_NEG_32 +#define CK_F_PR_NEG_32_ZERO +#define CK_F_PR_NEG_64 +#define CK_F_PR_NEG_64_ZERO +#define CK_F_PR_NEG_8 +#define CK_F_PR_NEG_8_ZERO +#define CK_F_PR_NEG_CHAR +#define CK_F_PR_NEG_CHAR_ZERO +#define CK_F_PR_NEG_INT +#define CK_F_PR_NEG_INT_ZERO +#define CK_F_PR_NEG_PTR +#define CK_F_PR_NEG_PTR_ZERO +#define CK_F_PR_NEG_UINT +#define CK_F_PR_NEG_UINT_ZERO +#define CK_F_PR_NOT_16 +#define CK_F_PR_NOT_32 +#define CK_F_PR_NOT_64 +#define CK_F_PR_NOT_8 +#define CK_F_PR_NOT_CHAR +#define CK_F_PR_NOT_INT +#define CK_F_PR_NOT_PTR +#define CK_F_PR_NOT_UINT +#define CK_F_PR_OR_16 +#define CK_F_PR_OR_32 +#define CK_F_PR_OR_64 +#define CK_F_PR_OR_8 +#define CK_F_PR_OR_CHAR +#define CK_F_PR_OR_INT +#define CK_F_PR_OR_PTR +#define CK_F_PR_OR_UINT +#define CK_F_PR_STORE_16 +#define CK_F_PR_STORE_32 +#define CK_F_PR_STORE_64 +#define CK_F_PR_STORE_8 +#define CK_F_PR_STORE_CHAR +#define CK_F_PR_STORE_INT +#define CK_F_PR_STORE_DOUBLE +#define CK_F_PR_STORE_PTR +#define CK_F_PR_STORE_UINT +#define CK_F_PR_SUB_16 +#define CK_F_PR_SUB_32 +#define CK_F_PR_SUB_64 +#define CK_F_PR_SUB_8 +#define CK_F_PR_SUB_CHAR +#define CK_F_PR_SUB_INT +#define CK_F_PR_SUB_PTR +#define CK_F_PR_SUB_UINT +#define CK_F_PR_XOR_16 +#define CK_F_PR_XOR_32 +#define CK_F_PR_XOR_64 +#define CK_F_PR_XOR_8 +#define CK_F_PR_XOR_CHAR +#define CK_F_PR_XOR_INT +#define CK_F_PR_XOR_PTR +#define CK_F_PR_XOR_UINT + diff --git a/freebsd/sys/contrib/ck/include/gcc/x86_64/ck_pr.h b/freebsd/sys/contrib/ck/include/gcc/x86_64/ck_pr.h new file mode 100644 index 00000000..4de13329 --- /dev/null +++ b/freebsd/sys/contrib/ck/include/gcc/x86_64/ck_pr.h @@ -0,0 +1,606 @@ +/* + * Copyright 2009-2015 Samy Al Bahra. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef CK_PR_X86_64_H +#define CK_PR_X86_64_H + +#ifndef CK_PR_H +#error Do not include this file directly, use ck_pr.h +#endif + +#include <ck_cc.h> +#include <ck_md.h> +#include <ck_stdint.h> + +/* + * The following represent supported atomic operations. + * These operations may be emulated. + */ +#include "ck_f_pr.h" + +/* + * Support for TSX extensions. + */ +#ifdef CK_MD_RTM_ENABLE +#include "ck_pr_rtm.h" +#endif + +/* Minimum requirements for the CK_PR interface are met. */ +#define CK_F_PR + +#ifdef CK_MD_UMP +#define CK_PR_LOCK_PREFIX +#else +#define CK_PR_LOCK_PREFIX "lock " +#endif + +/* + * Prevent speculative execution in busy-wait loops (P4 <=) or "predefined + * delay". + */ +CK_CC_INLINE static void +ck_pr_stall(void) +{ + __asm__ __volatile__("pause" ::: "memory"); + return; +} + +#define CK_PR_FENCE(T, I) \ + CK_CC_INLINE static void \ + ck_pr_fence_strict_##T(void) \ + { \ + __asm__ __volatile__(I ::: "memory"); \ + } + +/* Atomic operations are always serializing. */ +CK_PR_FENCE(atomic, "") +CK_PR_FENCE(atomic_store, "") +CK_PR_FENCE(atomic_load, "") +CK_PR_FENCE(store_atomic, "") +CK_PR_FENCE(load_atomic, "") + +/* Traditional fence interface. */ +CK_PR_FENCE(load, "lfence") +CK_PR_FENCE(load_store, "mfence") +CK_PR_FENCE(store, "sfence") +CK_PR_FENCE(store_load, "mfence") +CK_PR_FENCE(memory, "mfence") + +/* Below are stdatomic-style fences. */ + +/* + * Provides load-store and store-store ordering. However, Intel specifies that + * the WC memory model is relaxed. It is likely an sfence *is* sufficient (in + * particular, stores are not re-ordered with respect to prior loads and it is + * really just the stores that are subject to re-ordering). However, we take + * the conservative route as the manuals are too ambiguous for my taste. + */ +CK_PR_FENCE(release, "mfence") + +/* + * Provides load-load and load-store ordering. The lfence instruction ensures + * all prior load operations are complete before any subsequent instructions + * actually begin execution. However, the manual also ends up going to describe + * WC memory as a relaxed model. + */ +CK_PR_FENCE(acquire, "mfence") + +CK_PR_FENCE(acqrel, "mfence") +CK_PR_FENCE(lock, "mfence") +CK_PR_FENCE(unlock, "mfence") + +#undef CK_PR_FENCE + +/* + * Read for ownership. Older compilers will generate the 32-bit + * 3DNow! variant which is binary compatible with x86-64 variant + * of prefetchw. + */ +#ifndef CK_F_PR_RFO +#define CK_F_PR_RFO +CK_CC_INLINE static void +ck_pr_rfo(const void *m) +{ + + __asm__ __volatile__("prefetchw (%0)" + : + : "r" (m) + : "memory"); + + return; +} +#endif /* CK_F_PR_RFO */ + +/* + * Atomic fetch-and-store operations. + */ +#define CK_PR_FAS(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_fas_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I " %0, %1" \ + : "+m" (*(C *)target), \ + "+q" (v) \ + : \ + : "memory"); \ + return v; \ + } + +CK_PR_FAS(ptr, void, void *, char, "xchgq") + +#define CK_PR_FAS_S(S, T, I) CK_PR_FAS(S, T, T, T, I) + +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_FAS_S(double, double, "xchgq") +#endif +CK_PR_FAS_S(char, char, "xchgb") +CK_PR_FAS_S(uint, unsigned int, "xchgl") +CK_PR_FAS_S(int, int, "xchgl") +CK_PR_FAS_S(64, uint64_t, "xchgq") +CK_PR_FAS_S(32, uint32_t, "xchgl") +CK_PR_FAS_S(16, uint16_t, "xchgw") +CK_PR_FAS_S(8, uint8_t, "xchgb") + +#undef CK_PR_FAS_S +#undef CK_PR_FAS + +/* + * Atomic load-from-memory operations. + */ +#define CK_PR_LOAD(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_md_load_##S(const M *target) \ + { \ + T r; \ + __asm__ __volatile__(I " %1, %0" \ + : "=q" (r) \ + : "m" (*(const C *)target) \ + : "memory"); \ + return (r); \ + } + +CK_PR_LOAD(ptr, void, void *, char, "movq") + +#define CK_PR_LOAD_S(S, T, I) CK_PR_LOAD(S, T, T, T, I) + +CK_PR_LOAD_S(char, char, "movb") +CK_PR_LOAD_S(uint, unsigned int, "movl") +CK_PR_LOAD_S(int, int, "movl") +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_LOAD_S(double, double, "movq") +#endif +CK_PR_LOAD_S(64, uint64_t, "movq") +CK_PR_LOAD_S(32, uint32_t, "movl") +CK_PR_LOAD_S(16, uint16_t, "movw") +CK_PR_LOAD_S(8, uint8_t, "movb") + +#undef CK_PR_LOAD_S +#undef CK_PR_LOAD + +CK_CC_INLINE static void +ck_pr_load_64_2(const uint64_t target[2], uint64_t v[2]) +{ + __asm__ __volatile__("movq %%rdx, %%rcx;" + "movq %%rax, %%rbx;" + CK_PR_LOCK_PREFIX "cmpxchg16b %2;" + : "=a" (v[0]), + "=d" (v[1]) + : "m" (*(const uint64_t *)target) + : "rbx", "rcx", "memory", "cc"); + return; +} + +CK_CC_INLINE static void +ck_pr_load_ptr_2(const void *t, void *v) +{ + ck_pr_load_64_2(CK_CPP_CAST(const uint64_t *, t), + CK_CPP_CAST(uint64_t *, v)); + return; +} + +#define CK_PR_LOAD_2(S, W, T) \ + CK_CC_INLINE static void \ + ck_pr_md_load_##S##_##W(const T t[2], T v[2]) \ + { \ + ck_pr_load_64_2((const uint64_t *)(const void *)t, \ + (uint64_t *)(void *)v); \ + return; \ + } + +CK_PR_LOAD_2(char, 16, char) +CK_PR_LOAD_2(int, 4, int) +CK_PR_LOAD_2(uint, 4, unsigned int) +CK_PR_LOAD_2(32, 4, uint32_t) +CK_PR_LOAD_2(16, 8, uint16_t) +CK_PR_LOAD_2(8, 16, uint8_t) + +#undef CK_PR_LOAD_2 + +/* + * Atomic store-to-memory operations. + */ +#define CK_PR_STORE_IMM(S, M, T, C, I, K) \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I " %1, %0" \ + : "=m" (*(C *)target) \ + : K "q" (v) \ + : "memory"); \ + return; \ + } + +#define CK_PR_STORE(S, M, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_md_store_##S(M *target, T v) \ + { \ + __asm__ __volatile__(I " %1, %0" \ + : "=m" (*(C *)target) \ + : "q" (v) \ + : "memory"); \ + return; \ + } + +CK_PR_STORE_IMM(ptr, void, const void *, char, "movq", CK_CC_IMM_U32) +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_STORE(double, double, double, double, "movq") +#endif + +#define CK_PR_STORE_S(S, T, I, K) CK_PR_STORE_IMM(S, T, T, T, I, K) + +CK_PR_STORE_S(char, char, "movb", CK_CC_IMM_S32) +CK_PR_STORE_S(int, int, "movl", CK_CC_IMM_S32) +CK_PR_STORE_S(uint, unsigned int, "movl", CK_CC_IMM_U32) +CK_PR_STORE_S(64, uint64_t, "movq", CK_CC_IMM_U32) +CK_PR_STORE_S(32, uint32_t, "movl", CK_CC_IMM_U32) +CK_PR_STORE_S(16, uint16_t, "movw", CK_CC_IMM_U32) +CK_PR_STORE_S(8, uint8_t, "movb", CK_CC_IMM_U32) + +#undef CK_PR_STORE_S +#undef CK_PR_STORE_IMM +#undef CK_PR_STORE + +/* + * Atomic fetch-and-add operations. + */ +#define CK_PR_FAA(S, M, T, C, I) \ + CK_CC_INLINE static T \ + ck_pr_faa_##S(M *target, T d) \ + { \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %1, %0" \ + : "+m" (*(C *)target), \ + "+q" (d) \ + : \ + : "memory", "cc"); \ + return (d); \ + } + +CK_PR_FAA(ptr, void, uintptr_t, char, "xaddq") + +#define CK_PR_FAA_S(S, T, I) CK_PR_FAA(S, T, T, T, I) + +CK_PR_FAA_S(char, char, "xaddb") +CK_PR_FAA_S(uint, unsigned int, "xaddl") +CK_PR_FAA_S(int, int, "xaddl") +CK_PR_FAA_S(64, uint64_t, "xaddq") +CK_PR_FAA_S(32, uint32_t, "xaddl") +CK_PR_FAA_S(16, uint16_t, "xaddw") +CK_PR_FAA_S(8, uint8_t, "xaddb") + +#undef CK_PR_FAA_S +#undef CK_PR_FAA + +/* + * Atomic store-only unary operations. + */ +#define CK_PR_UNARY(K, S, T, C, I) \ + CK_PR_UNARY_R(K, S, T, C, I) \ + CK_PR_UNARY_V(K, S, T, C, I) + +#define CK_PR_UNARY_R(K, S, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_##K##_##S(T *target) \ + { \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %0" \ + : "+m" (*(C *)target) \ + : \ + : "memory", "cc"); \ + return; \ + } + +#define CK_PR_UNARY_V(K, S, T, C, I) \ + CK_CC_INLINE static void \ + ck_pr_##K##_##S##_zero(T *target, bool *r) \ + { \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %0; setz %1" \ + : "+m" (*(C *)target), \ + "=m" (*r) \ + : \ + : "memory", "cc"); \ + return; \ + } + + +#define CK_PR_UNARY_S(K, S, T, I) CK_PR_UNARY(K, S, T, T, I) + +#define CK_PR_GENERATE(K) \ + CK_PR_UNARY(K, ptr, void, char, #K "q") \ + CK_PR_UNARY_S(K, char, char, #K "b") \ + CK_PR_UNARY_S(K, int, int, #K "l") \ + CK_PR_UNARY_S(K, uint, unsigned int, #K "l") \ + CK_PR_UNARY_S(K, 64, uint64_t, #K "q") \ + CK_PR_UNARY_S(K, 32, uint32_t, #K "l") \ + CK_PR_UNARY_S(K, 16, uint16_t, #K "w") \ + CK_PR_UNARY_S(K, 8, uint8_t, #K "b") + +CK_PR_GENERATE(inc) +CK_PR_GENERATE(dec) +CK_PR_GENERATE(neg) + +/* not does not affect condition flags. */ +#undef CK_PR_UNARY_V +#define CK_PR_UNARY_V(a, b, c, d, e) +CK_PR_GENERATE(not) + +#undef CK_PR_GENERATE +#undef CK_PR_UNARY_S +#undef CK_PR_UNARY_V +#undef CK_PR_UNARY_R +#undef CK_PR_UNARY + +/* + * Atomic store-only binary operations. + */ +#define CK_PR_BINARY(K, S, M, T, C, I, O) \ + CK_CC_INLINE static void \ + ck_pr_##K##_##S(M *target, T d) \ + { \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %1, %0" \ + : "+m" (*(C *)target) \ + : O "q" (d) \ + : "memory", "cc"); \ + return; \ + } + +#define CK_PR_BINARY_S(K, S, T, I, O) CK_PR_BINARY(K, S, T, T, T, I, O) + +#define CK_PR_GENERATE(K) \ + CK_PR_BINARY(K, ptr, void, uintptr_t, char, #K "q", CK_CC_IMM_U32) \ + CK_PR_BINARY_S(K, char, char, #K "b", CK_CC_IMM_S32) \ + CK_PR_BINARY_S(K, int, int, #K "l", CK_CC_IMM_S32) \ + CK_PR_BINARY_S(K, uint, unsigned int, #K "l", CK_CC_IMM_U32) \ + CK_PR_BINARY_S(K, 64, uint64_t, #K "q", CK_CC_IMM_U32) \ + CK_PR_BINARY_S(K, 32, uint32_t, #K "l", CK_CC_IMM_U32) \ + CK_PR_BINARY_S(K, 16, uint16_t, #K "w", CK_CC_IMM_U32) \ + CK_PR_BINARY_S(K, 8, uint8_t, #K "b", CK_CC_IMM_U32) + +CK_PR_GENERATE(add) +CK_PR_GENERATE(sub) +CK_PR_GENERATE(and) +CK_PR_GENERATE(or) +CK_PR_GENERATE(xor) + +#undef CK_PR_GENERATE +#undef CK_PR_BINARY_S +#undef CK_PR_BINARY + +/* + * Atomic compare and swap. + */ +#define CK_PR_CAS(S, M, T, C, I) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##S(M *target, T compare, T set) \ + { \ + bool z; \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I " %2, %0; setz %1" \ + : "+m" (*(C *)target), \ + "=a" (z) \ + : "q" (set), \ + "a" (compare) \ + : "memory", "cc"); \ + return z; \ + } + +CK_PR_CAS(ptr, void, void *, char, "cmpxchgq") + +#define CK_PR_CAS_S(S, T, I) CK_PR_CAS(S, T, T, T, I) + +CK_PR_CAS_S(char, char, "cmpxchgb") +CK_PR_CAS_S(int, int, "cmpxchgl") +CK_PR_CAS_S(uint, unsigned int, "cmpxchgl") +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_CAS_S(double, double, "cmpxchgq") +#endif +CK_PR_CAS_S(64, uint64_t, "cmpxchgq") +CK_PR_CAS_S(32, uint32_t, "cmpxchgl") +CK_PR_CAS_S(16, uint16_t, "cmpxchgw") +CK_PR_CAS_S(8, uint8_t, "cmpxchgb") + +#undef CK_PR_CAS_S +#undef CK_PR_CAS + +/* + * Compare and swap, set *v to old value of target. + */ +#define CK_PR_CAS_O(S, M, T, C, I, R) \ + CK_CC_INLINE static bool \ + ck_pr_cas_##S##_value(M *target, T compare, T set, M *v) \ + { \ + bool z; \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX "cmpxchg" I " %3, %0;" \ + "mov %% " R ", %2;" \ + "setz %1;" \ + : "+m" (*(C *)target), \ + "=a" (z), \ + "=m" (*(C *)v) \ + : "q" (set), \ + "a" (compare) \ + : "memory", "cc"); \ + return z; \ + } + +CK_PR_CAS_O(ptr, void, void *, char, "q", "rax") + +#define CK_PR_CAS_O_S(S, T, I, R) \ + CK_PR_CAS_O(S, T, T, T, I, R) + +CK_PR_CAS_O_S(char, char, "b", "al") +CK_PR_CAS_O_S(int, int, "l", "eax") +CK_PR_CAS_O_S(uint, unsigned int, "l", "eax") +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_CAS_O_S(double, double, "q", "rax") +#endif +CK_PR_CAS_O_S(64, uint64_t, "q", "rax") +CK_PR_CAS_O_S(32, uint32_t, "l", "eax") +CK_PR_CAS_O_S(16, uint16_t, "w", "ax") +CK_PR_CAS_O_S(8, uint8_t, "b", "al") + +#undef CK_PR_CAS_O_S +#undef CK_PR_CAS_O + +/* + * Contrary to C-interface, alignment requirements are that of uint64_t[2]. + */ +CK_CC_INLINE static bool +ck_pr_cas_64_2(uint64_t target[2], uint64_t compare[2], uint64_t set[2]) +{ + bool z; + + __asm__ __volatile__("movq 0(%4), %%rax;" + "movq 8(%4), %%rdx;" + CK_PR_LOCK_PREFIX "cmpxchg16b %0; setz %1" + : "+m" (*target), + "=q" (z) + : "b" (set[0]), + "c" (set[1]), + "q" (compare) + : "memory", "cc", "%rax", "%rdx"); + return z; +} + +CK_CC_INLINE static bool +ck_pr_cas_ptr_2(void *t, void *c, void *s) +{ + return ck_pr_cas_64_2(CK_CPP_CAST(uint64_t *, t), + CK_CPP_CAST(uint64_t *, c), + CK_CPP_CAST(uint64_t *, s)); +} + +CK_CC_INLINE static bool +ck_pr_cas_64_2_value(uint64_t target[2], + uint64_t compare[2], + uint64_t set[2], + uint64_t v[2]) +{ + bool z; + + __asm__ __volatile__(CK_PR_LOCK_PREFIX "cmpxchg16b %0;" + "setz %3" + : "+m" (*target), + "=a" (v[0]), + "=d" (v[1]), + "=q" (z) + : "a" (compare[0]), + "d" (compare[1]), + "b" (set[0]), + "c" (set[1]) + : "memory", "cc"); + return z; +} + +CK_CC_INLINE static bool +ck_pr_cas_ptr_2_value(void *t, void *c, void *s, void *v) +{ + return ck_pr_cas_64_2_value(CK_CPP_CAST(uint64_t *,t), + CK_CPP_CAST(uint64_t *,c), + CK_CPP_CAST(uint64_t *,s), + CK_CPP_CAST(uint64_t *,v)); +} + +#define CK_PR_CAS_V(S, W, T) \ +CK_CC_INLINE static bool \ +ck_pr_cas_##S##_##W(T t[W], T c[W], T s[W]) \ +{ \ + return ck_pr_cas_64_2((uint64_t *)(void *)t, \ + (uint64_t *)(void *)c, \ + (uint64_t *)(void *)s); \ +} \ +CK_CC_INLINE static bool \ +ck_pr_cas_##S##_##W##_value(T *t, T c[W], T s[W], T *v) \ +{ \ + return ck_pr_cas_64_2_value((uint64_t *)(void *)t, \ + (uint64_t *)(void *)c, \ + (uint64_t *)(void *)s, \ + (uint64_t *)(void *)v); \ +} + +#ifndef CK_PR_DISABLE_DOUBLE +CK_PR_CAS_V(double, 2, double) +#endif +CK_PR_CAS_V(char, 16, char) +CK_PR_CAS_V(int, 4, int) +CK_PR_CAS_V(uint, 4, unsigned int) +CK_PR_CAS_V(32, 4, uint32_t) +CK_PR_CAS_V(16, 8, uint16_t) +CK_PR_CAS_V(8, 16, uint8_t) + +#undef CK_PR_CAS_V + +/* + * Atomic bit test operations. + */ +#define CK_PR_BT(K, S, T, P, C, I) \ + CK_CC_INLINE static bool \ + ck_pr_##K##_##S(T *target, unsigned int b) \ + { \ + bool c; \ + __asm__ __volatile__(CK_PR_LOCK_PREFIX I "; setc %1" \ + : "+m" (*(C *)target), \ + "=q" (c) \ + : "q" ((P)b) \ + : "memory", "cc"); \ + return c; \ + } + +#define CK_PR_BT_S(K, S, T, I) CK_PR_BT(K, S, T, T, T, I) + +#define CK_PR_GENERATE(K) \ + CK_PR_BT(K, ptr, void, uint64_t, char, #K "q %2, %0") \ + CK_PR_BT_S(K, uint, unsigned int, #K "l %2, %0") \ + CK_PR_BT_S(K, int, int, #K "l %2, %0") \ + CK_PR_BT_S(K, 64, uint64_t, #K "q %2, %0") \ + CK_PR_BT_S(K, 32, uint32_t, #K "l %2, %0") \ + CK_PR_BT_S(K, 16, uint16_t, #K "w %w2, %0") + +CK_PR_GENERATE(btc) +CK_PR_GENERATE(bts) +CK_PR_GENERATE(btr) + +#undef CK_PR_GENERATE +#undef CK_PR_BT + +#endif /* CK_PR_X86_64_H */ + |