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authorPaolo Bonzini <pbonzini@redhat.com>2012-12-17 18:20:00 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2012-12-19 08:32:39 +0100
commit1de7afc984b49af164e2619e6850b9732b173b34 (patch)
tree60cd16f527440fcfcdb81d9bea1af5d9147604c4 /bswap.h
parent14cccb618508a0aa70eb9ccf366703a019a45ff0 (diff)
misc: move include files to include/qemu/
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'bswap.h')
-rw-r--r--bswap.h713
1 files changed, 0 insertions, 713 deletions
diff --git a/bswap.h b/bswap.h
deleted file mode 100644
index cc7f84d30f..0000000000
--- a/bswap.h
+++ /dev/null
@@ -1,713 +0,0 @@
-#ifndef BSWAP_H
-#define BSWAP_H
-
-#include "config-host.h"
-
-#include <inttypes.h>
-#include "softfloat.h"
-
-#ifdef CONFIG_MACHINE_BSWAP_H
-#include <sys/endian.h>
-#include <sys/types.h>
-#include <machine/bswap.h>
-#else
-
-#ifdef CONFIG_BYTESWAP_H
-#include <byteswap.h>
-#else
-
-#define bswap_16(x) \
-({ \
- uint16_t __x = (x); \
- ((uint16_t)( \
- (((uint16_t)(__x) & (uint16_t)0x00ffU) << 8) | \
- (((uint16_t)(__x) & (uint16_t)0xff00U) >> 8) )); \
-})
-
-#define bswap_32(x) \
-({ \
- uint32_t __x = (x); \
- ((uint32_t)( \
- (((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
- (((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
- (((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
- (((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )); \
-})
-
-#define bswap_64(x) \
-({ \
- uint64_t __x = (x); \
- ((uint64_t)( \
- (uint64_t)(((uint64_t)(__x) & (uint64_t)0x00000000000000ffULL) << 56) | \
- (uint64_t)(((uint64_t)(__x) & (uint64_t)0x000000000000ff00ULL) << 40) | \
- (uint64_t)(((uint64_t)(__x) & (uint64_t)0x0000000000ff0000ULL) << 24) | \
- (uint64_t)(((uint64_t)(__x) & (uint64_t)0x00000000ff000000ULL) << 8) | \
- (uint64_t)(((uint64_t)(__x) & (uint64_t)0x000000ff00000000ULL) >> 8) | \
- (uint64_t)(((uint64_t)(__x) & (uint64_t)0x0000ff0000000000ULL) >> 24) | \
- (uint64_t)(((uint64_t)(__x) & (uint64_t)0x00ff000000000000ULL) >> 40) | \
- (uint64_t)(((uint64_t)(__x) & (uint64_t)0xff00000000000000ULL) >> 56) )); \
-})
-
-#endif /* !CONFIG_BYTESWAP_H */
-
-static inline uint16_t bswap16(uint16_t x)
-{
- return bswap_16(x);
-}
-
-static inline uint32_t bswap32(uint32_t x)
-{
- return bswap_32(x);
-}
-
-static inline uint64_t bswap64(uint64_t x)
-{
- return bswap_64(x);
-}
-
-#endif /* ! CONFIG_MACHINE_BSWAP_H */
-
-static inline void bswap16s(uint16_t *s)
-{
- *s = bswap16(*s);
-}
-
-static inline void bswap32s(uint32_t *s)
-{
- *s = bswap32(*s);
-}
-
-static inline void bswap64s(uint64_t *s)
-{
- *s = bswap64(*s);
-}
-
-#if defined(HOST_WORDS_BIGENDIAN)
-#define be_bswap(v, size) (v)
-#define le_bswap(v, size) bswap ## size(v)
-#define be_bswaps(v, size)
-#define le_bswaps(p, size) *p = bswap ## size(*p);
-#else
-#define le_bswap(v, size) (v)
-#define be_bswap(v, size) bswap ## size(v)
-#define le_bswaps(v, size)
-#define be_bswaps(p, size) *p = bswap ## size(*p);
-#endif
-
-#define CPU_CONVERT(endian, size, type)\
-static inline type endian ## size ## _to_cpu(type v)\
-{\
- return endian ## _bswap(v, size);\
-}\
-\
-static inline type cpu_to_ ## endian ## size(type v)\
-{\
- return endian ## _bswap(v, size);\
-}\
-\
-static inline void endian ## size ## _to_cpus(type *p)\
-{\
- endian ## _bswaps(p, size)\
-}\
-\
-static inline void cpu_to_ ## endian ## size ## s(type *p)\
-{\
- endian ## _bswaps(p, size)\
-}\
-\
-static inline type endian ## size ## _to_cpup(const type *p)\
-{\
- return endian ## size ## _to_cpu(*p);\
-}\
-\
-static inline void cpu_to_ ## endian ## size ## w(type *p, type v)\
-{\
- *p = cpu_to_ ## endian ## size(v);\
-}
-
-CPU_CONVERT(be, 16, uint16_t)
-CPU_CONVERT(be, 32, uint32_t)
-CPU_CONVERT(be, 64, uint64_t)
-
-CPU_CONVERT(le, 16, uint16_t)
-CPU_CONVERT(le, 32, uint32_t)
-CPU_CONVERT(le, 64, uint64_t)
-
-/* unaligned versions (optimized for frequent unaligned accesses)*/
-
-#if defined(__i386__) || defined(_ARCH_PPC)
-
-#define cpu_to_le16wu(p, v) cpu_to_le16w(p, v)
-#define cpu_to_le32wu(p, v) cpu_to_le32w(p, v)
-#define le16_to_cpupu(p) le16_to_cpup(p)
-#define le32_to_cpupu(p) le32_to_cpup(p)
-#define be32_to_cpupu(p) be32_to_cpup(p)
-
-#define cpu_to_be16wu(p, v) cpu_to_be16w(p, v)
-#define cpu_to_be32wu(p, v) cpu_to_be32w(p, v)
-#define cpu_to_be64wu(p, v) cpu_to_be64w(p, v)
-
-#else
-
-static inline void cpu_to_le16wu(uint16_t *p, uint16_t v)
-{
- uint8_t *p1 = (uint8_t *)p;
-
- p1[0] = v & 0xff;
- p1[1] = v >> 8;
-}
-
-static inline void cpu_to_le32wu(uint32_t *p, uint32_t v)
-{
- uint8_t *p1 = (uint8_t *)p;
-
- p1[0] = v & 0xff;
- p1[1] = v >> 8;
- p1[2] = v >> 16;
- p1[3] = v >> 24;
-}
-
-static inline uint16_t le16_to_cpupu(const uint16_t *p)
-{
- const uint8_t *p1 = (const uint8_t *)p;
- return p1[0] | (p1[1] << 8);
-}
-
-static inline uint32_t le32_to_cpupu(const uint32_t *p)
-{
- const uint8_t *p1 = (const uint8_t *)p;
- return p1[0] | (p1[1] << 8) | (p1[2] << 16) | (p1[3] << 24);
-}
-
-static inline uint32_t be32_to_cpupu(const uint32_t *p)
-{
- const uint8_t *p1 = (const uint8_t *)p;
- return p1[3] | (p1[2] << 8) | (p1[1] << 16) | (p1[0] << 24);
-}
-
-static inline void cpu_to_be16wu(uint16_t *p, uint16_t v)
-{
- uint8_t *p1 = (uint8_t *)p;
-
- p1[0] = v >> 8;
- p1[1] = v & 0xff;
-}
-
-static inline void cpu_to_be32wu(uint32_t *p, uint32_t v)
-{
- uint8_t *p1 = (uint8_t *)p;
-
- p1[0] = v >> 24;
- p1[1] = v >> 16;
- p1[2] = v >> 8;
- p1[3] = v & 0xff;
-}
-
-static inline void cpu_to_be64wu(uint64_t *p, uint64_t v)
-{
- uint8_t *p1 = (uint8_t *)p;
-
- p1[0] = v >> 56;
- p1[1] = v >> 48;
- p1[2] = v >> 40;
- p1[3] = v >> 32;
- p1[4] = v >> 24;
- p1[5] = v >> 16;
- p1[6] = v >> 8;
- p1[7] = v & 0xff;
-}
-
-#endif
-
-#ifdef HOST_WORDS_BIGENDIAN
-#define cpu_to_32wu cpu_to_be32wu
-#define leul_to_cpu(v) glue(glue(le,HOST_LONG_BITS),_to_cpu)(v)
-#else
-#define cpu_to_32wu cpu_to_le32wu
-#define leul_to_cpu(v) (v)
-#endif
-
-#undef le_bswap
-#undef be_bswap
-#undef le_bswaps
-#undef be_bswaps
-
-/* len must be one of 1, 2, 4 */
-static inline uint32_t qemu_bswap_len(uint32_t value, int len)
-{
- return bswap32(value) >> (32 - 8 * len);
-}
-
-typedef union {
- float32 f;
- uint32_t l;
-} CPU_FloatU;
-
-typedef union {
- float64 d;
-#if defined(HOST_WORDS_BIGENDIAN)
- struct {
- uint32_t upper;
- uint32_t lower;
- } l;
-#else
- struct {
- uint32_t lower;
- uint32_t upper;
- } l;
-#endif
- uint64_t ll;
-} CPU_DoubleU;
-
-typedef union {
- floatx80 d;
- struct {
- uint64_t lower;
- uint16_t upper;
- } l;
-} CPU_LDoubleU;
-
-typedef union {
- float128 q;
-#if defined(HOST_WORDS_BIGENDIAN)
- struct {
- uint32_t upmost;
- uint32_t upper;
- uint32_t lower;
- uint32_t lowest;
- } l;
- struct {
- uint64_t upper;
- uint64_t lower;
- } ll;
-#else
- struct {
- uint32_t lowest;
- uint32_t lower;
- uint32_t upper;
- uint32_t upmost;
- } l;
- struct {
- uint64_t lower;
- uint64_t upper;
- } ll;
-#endif
-} CPU_QuadU;
-
-/* unaligned/endian-independent pointer access */
-
-/*
- * the generic syntax is:
- *
- * load: ld{type}{sign}{size}{endian}_p(ptr)
- *
- * store: st{type}{size}{endian}_p(ptr, val)
- *
- * Note there are small differences with the softmmu access API!
- *
- * type is:
- * (empty): integer access
- * f : float access
- *
- * sign is:
- * (empty): for floats or 32 bit size
- * u : unsigned
- * s : signed
- *
- * size is:
- * b: 8 bits
- * w: 16 bits
- * l: 32 bits
- * q: 64 bits
- *
- * endian is:
- * (empty): 8 bit access
- * be : big endian
- * le : little endian
- */
-static inline int ldub_p(const void *ptr)
-{
- return *(uint8_t *)ptr;
-}
-
-static inline int ldsb_p(const void *ptr)
-{
- return *(int8_t *)ptr;
-}
-
-static inline void stb_p(void *ptr, int v)
-{
- *(uint8_t *)ptr = v;
-}
-
-/* NOTE: on arm, putting 2 in /proc/sys/debug/alignment so that the
- kernel handles unaligned load/stores may give better results, but
- it is a system wide setting : bad */
-#if defined(HOST_WORDS_BIGENDIAN) || defined(WORDS_ALIGNED)
-
-/* conservative code for little endian unaligned accesses */
-static inline int lduw_le_p(const void *ptr)
-{
-#ifdef _ARCH_PPC
- int val;
- __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (ptr));
- return val;
-#else
- const uint8_t *p = ptr;
- return p[0] | (p[1] << 8);
-#endif
-}
-
-static inline int ldsw_le_p(const void *ptr)
-{
-#ifdef _ARCH_PPC
- int val;
- __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (ptr));
- return (int16_t)val;
-#else
- const uint8_t *p = ptr;
- return (int16_t)(p[0] | (p[1] << 8));
-#endif
-}
-
-static inline int ldl_le_p(const void *ptr)
-{
-#ifdef _ARCH_PPC
- int val;
- __asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (ptr));
- return val;
-#else
- const uint8_t *p = ptr;
- return p[0] | (p[1] << 8) | (p[2] << 16) | (p[3] << 24);
-#endif
-}
-
-static inline uint64_t ldq_le_p(const void *ptr)
-{
- const uint8_t *p = ptr;
- uint32_t v1, v2;
- v1 = ldl_le_p(p);
- v2 = ldl_le_p(p + 4);
- return v1 | ((uint64_t)v2 << 32);
-}
-
-static inline void stw_le_p(void *ptr, int v)
-{
-#ifdef _ARCH_PPC
- __asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*(uint16_t *)ptr) : "r" (v), "r" (ptr));
-#else
- uint8_t *p = ptr;
- p[0] = v;
- p[1] = v >> 8;
-#endif
-}
-
-static inline void stl_le_p(void *ptr, int v)
-{
-#ifdef _ARCH_PPC
- __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*(uint32_t *)ptr) : "r" (v), "r" (ptr));
-#else
- uint8_t *p = ptr;
- p[0] = v;
- p[1] = v >> 8;
- p[2] = v >> 16;
- p[3] = v >> 24;
-#endif
-}
-
-static inline void stq_le_p(void *ptr, uint64_t v)
-{
- uint8_t *p = ptr;
- stl_le_p(p, (uint32_t)v);
- stl_le_p(p + 4, v >> 32);
-}
-
-/* float access */
-
-static inline float32 ldfl_le_p(const void *ptr)
-{
- union {
- float32 f;
- uint32_t i;
- } u;
- u.i = ldl_le_p(ptr);
- return u.f;
-}
-
-static inline void stfl_le_p(void *ptr, float32 v)
-{
- union {
- float32 f;
- uint32_t i;
- } u;
- u.f = v;
- stl_le_p(ptr, u.i);
-}
-
-static inline float64 ldfq_le_p(const void *ptr)
-{
- CPU_DoubleU u;
- u.l.lower = ldl_le_p(ptr);
- u.l.upper = ldl_le_p(ptr + 4);
- return u.d;
-}
-
-static inline void stfq_le_p(void *ptr, float64 v)
-{
- CPU_DoubleU u;
- u.d = v;
- stl_le_p(ptr, u.l.lower);
- stl_le_p(ptr + 4, u.l.upper);
-}
-
-#else
-
-static inline int lduw_le_p(const void *ptr)
-{
- return *(uint16_t *)ptr;
-}
-
-static inline int ldsw_le_p(const void *ptr)
-{
- return *(int16_t *)ptr;
-}
-
-static inline int ldl_le_p(const void *ptr)
-{
- return *(uint32_t *)ptr;
-}
-
-static inline uint64_t ldq_le_p(const void *ptr)
-{
- return *(uint64_t *)ptr;
-}
-
-static inline void stw_le_p(void *ptr, int v)
-{
- *(uint16_t *)ptr = v;
-}
-
-static inline void stl_le_p(void *ptr, int v)
-{
- *(uint32_t *)ptr = v;
-}
-
-static inline void stq_le_p(void *ptr, uint64_t v)
-{
- *(uint64_t *)ptr = v;
-}
-
-/* float access */
-
-static inline float32 ldfl_le_p(const void *ptr)
-{
- return *(float32 *)ptr;
-}
-
-static inline float64 ldfq_le_p(const void *ptr)
-{
- return *(float64 *)ptr;
-}
-
-static inline void stfl_le_p(void *ptr, float32 v)
-{
- *(float32 *)ptr = v;
-}
-
-static inline void stfq_le_p(void *ptr, float64 v)
-{
- *(float64 *)ptr = v;
-}
-#endif
-
-#if !defined(HOST_WORDS_BIGENDIAN) || defined(WORDS_ALIGNED)
-
-static inline int lduw_be_p(const void *ptr)
-{
-#if defined(__i386__)
- int val;
- asm volatile ("movzwl %1, %0\n"
- "xchgb %b0, %h0\n"
- : "=q" (val)
- : "m" (*(uint16_t *)ptr));
- return val;
-#else
- const uint8_t *b = ptr;
- return ((b[0] << 8) | b[1]);
-#endif
-}
-
-static inline int ldsw_be_p(const void *ptr)
-{
-#if defined(__i386__)
- int val;
- asm volatile ("movzwl %1, %0\n"
- "xchgb %b0, %h0\n"
- : "=q" (val)
- : "m" (*(uint16_t *)ptr));
- return (int16_t)val;
-#else
- const uint8_t *b = ptr;
- return (int16_t)((b[0] << 8) | b[1]);
-#endif
-}
-
-static inline int ldl_be_p(const void *ptr)
-{
-#if defined(__i386__) || defined(__x86_64__)
- int val;
- asm volatile ("movl %1, %0\n"
- "bswap %0\n"
- : "=r" (val)
- : "m" (*(uint32_t *)ptr));
- return val;
-#else
- const uint8_t *b = ptr;
- return (b[0] << 24) | (b[1] << 16) | (b[2] << 8) | b[3];
-#endif
-}
-
-static inline uint64_t ldq_be_p(const void *ptr)
-{
- uint32_t a,b;
- a = ldl_be_p(ptr);
- b = ldl_be_p((uint8_t *)ptr + 4);
- return (((uint64_t)a<<32)|b);
-}
-
-static inline void stw_be_p(void *ptr, int v)
-{
-#if defined(__i386__)
- asm volatile ("xchgb %b0, %h0\n"
- "movw %w0, %1\n"
- : "=q" (v)
- : "m" (*(uint16_t *)ptr), "0" (v));
-#else
- uint8_t *d = (uint8_t *) ptr;
- d[0] = v >> 8;
- d[1] = v;
-#endif
-}
-
-static inline void stl_be_p(void *ptr, int v)
-{
-#if defined(__i386__) || defined(__x86_64__)
- asm volatile ("bswap %0\n"
- "movl %0, %1\n"
- : "=r" (v)
- : "m" (*(uint32_t *)ptr), "0" (v));
-#else
- uint8_t *d = (uint8_t *) ptr;
- d[0] = v >> 24;
- d[1] = v >> 16;
- d[2] = v >> 8;
- d[3] = v;
-#endif
-}
-
-static inline void stq_be_p(void *ptr, uint64_t v)
-{
- stl_be_p(ptr, v >> 32);
- stl_be_p((uint8_t *)ptr + 4, v);
-}
-
-/* float access */
-
-static inline float32 ldfl_be_p(const void *ptr)
-{
- union {
- float32 f;
- uint32_t i;
- } u;
- u.i = ldl_be_p(ptr);
- return u.f;
-}
-
-static inline void stfl_be_p(void *ptr, float32 v)
-{
- union {
- float32 f;
- uint32_t i;
- } u;
- u.f = v;
- stl_be_p(ptr, u.i);
-}
-
-static inline float64 ldfq_be_p(const void *ptr)
-{
- CPU_DoubleU u;
- u.l.upper = ldl_be_p(ptr);
- u.l.lower = ldl_be_p((uint8_t *)ptr + 4);
- return u.d;
-}
-
-static inline void stfq_be_p(void *ptr, float64 v)
-{
- CPU_DoubleU u;
- u.d = v;
- stl_be_p(ptr, u.l.upper);
- stl_be_p((uint8_t *)ptr + 4, u.l.lower);
-}
-
-#else
-
-static inline int lduw_be_p(const void *ptr)
-{
- return *(uint16_t *)ptr;
-}
-
-static inline int ldsw_be_p(const void *ptr)
-{
- return *(int16_t *)ptr;
-}
-
-static inline int ldl_be_p(const void *ptr)
-{
- return *(uint32_t *)ptr;
-}
-
-static inline uint64_t ldq_be_p(const void *ptr)
-{
- return *(uint64_t *)ptr;
-}
-
-static inline void stw_be_p(void *ptr, int v)
-{
- *(uint16_t *)ptr = v;
-}
-
-static inline void stl_be_p(void *ptr, int v)
-{
- *(uint32_t *)ptr = v;
-}
-
-static inline void stq_be_p(void *ptr, uint64_t v)
-{
- *(uint64_t *)ptr = v;
-}
-
-/* float access */
-
-static inline float32 ldfl_be_p(const void *ptr)
-{
- return *(float32 *)ptr;
-}
-
-static inline float64 ldfq_be_p(const void *ptr)
-{
- return *(float64 *)ptr;
-}
-
-static inline void stfl_be_p(void *ptr, float32 v)
-{
- *(float32 *)ptr = v;
-}
-
-static inline void stfq_be_p(void *ptr, float64 v)
-{
- *(float64 *)ptr = v;
-}
-
-#endif
-
-#endif /* BSWAP_H */