X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=cpu-all.h;h=42a5fa0a7c805ec451b61c45bcf9a837dd1f9197;hb=02cb7f3a256517cbf3136caff2863fbafc57b540;hp=880f570d56101175b09ecfe41a16d7e705f87727;hpb=594caf07cefd41738ab92335e8990be30e1cc361;p=qemu.git diff --git a/cpu-all.h b/cpu-all.h index 880f570d5..42a5fa0a7 100644 --- a/cpu-all.h +++ b/cpu-all.h @@ -35,8 +35,6 @@ * TARGET_WORDS_BIGENDIAN : same for target cpu */ -#include "softfloat.h" - #if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN) #define BSWAP_NEEDED #endif @@ -114,64 +112,6 @@ static inline void tswap64s(uint64_t *s) #define bswaptls(s) bswap64s(s) #endif -typedef union { - float32 f; - uint32_t l; -} CPU_FloatU; - -/* NOTE: arm FPA is horrible as double 32 bit words are stored in big - endian ! */ -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; - /* CPU memory access without any memory or io remapping */ /* @@ -207,392 +147,8 @@ typedef union { * user : user mode access using soft MMU * kernel : kernel mode access using soft MMU */ -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 -/* target CPU memory access functions */ +/* target-endianness CPU memory access functions */ #if defined(TARGET_WORDS_BIGENDIAN) #define lduw_p(p) lduw_be_p(p) #define ldsw_p(p) ldsw_be_p(p) @@ -734,7 +290,6 @@ extern unsigned long reserved_va; /* ??? These should be the larger of unsigned long and target_ulong. */ extern unsigned long qemu_real_host_page_size; -extern unsigned long qemu_host_page_bits; extern unsigned long qemu_host_page_size; extern unsigned long qemu_host_page_mask; @@ -847,7 +402,7 @@ void cpu_reset_interrupt(CPUState *env, int mask); void cpu_exit(CPUState *s); -int qemu_cpu_has_work(CPUState *env); +bool qemu_cpu_has_work(CPUState *env); /* Breakpoint/watchpoint flags */ #define BP_MEM_READ 0x01 @@ -932,7 +487,7 @@ typedef struct RAMBlock { typedef struct RAMList { uint8_t *phys_dirty; - QLIST_HEAD(ram, RAMBlock) blocks; + QLIST_HEAD(, RAMBlock) blocks; } RAMList; extern RAMList ram_list;