#define TT_TRAP 0x80
#else
#define TT_TFAULT 0x08
-#define TT_TMISS 0x09
#define TT_CODE_ACCESS 0x0a
#define TT_ILL_INSN 0x10
#define TT_UNIMP_FLUSH TT_ILL_INSN
#define TT_CLRWIN 0x24
#define TT_DIV_ZERO 0x28
#define TT_DFAULT 0x30
-#define TT_DMISS 0x31
#define TT_DATA_ACCESS 0x32
-#define TT_DPROT 0x33
#define TT_UNALIGNED 0x34
#define TT_PRIV_ACT 0x37
#define TT_EXTINT 0x40
+#define TT_IVEC 0x60
+#define TT_TMISS 0x64
+#define TT_DMISS 0x68
+#define TT_DPROT 0x6c
#define TT_SPILL 0x80
#define TT_FILL 0xc0
#define TT_WOTHER 0x10
#define PG_MODIFIED_MASK (1 << PG_MODIFIED_BIT)
#define PG_CACHE_MASK (1 << PG_CACHE_BIT)
-/* 2 <= NWINDOWS <= 32. In QEMU it must also be a power of two. */
-#define NWINDOWS 8
+/* 3 <= NWINDOWS <= 32. */
+#define MIN_NWINDOWS 3
+#define MAX_NWINDOWS 32
#if !defined(TARGET_SPARC64)
#define NB_MMU_MODES 2
} trap_state;
#endif
+typedef struct sparc_def_t {
+ const char *name;
+ target_ulong iu_version;
+ uint32_t fpu_version;
+ uint32_t mmu_version;
+ uint32_t mmu_bm;
+ uint32_t mmu_ctpr_mask;
+ uint32_t mmu_cxr_mask;
+ uint32_t mmu_sfsr_mask;
+ uint32_t mmu_trcr_mask;
+ uint32_t features;
+ uint32_t nwindows;
+ uint32_t maxtl;
+} sparc_def_t;
+
+#define CPU_FEATURE_FLOAT (1 << 0)
+#define CPU_FEATURE_FLOAT128 (1 << 1)
+#define CPU_FEATURE_SWAP (1 << 2)
+#define CPU_FEATURE_MUL (1 << 3)
+#define CPU_FEATURE_DIV (1 << 4)
+#define CPU_FEATURE_FLUSH (1 << 5)
+#define CPU_FEATURE_FSQRT (1 << 6)
+#define CPU_FEATURE_FMUL (1 << 7)
+#define CPU_FEATURE_VIS1 (1 << 8)
+#define CPU_FEATURE_VIS2 (1 << 9)
+#define CPU_FEATURE_FSMULD (1 << 10)
+#define CPU_FEATURE_HYPV (1 << 11)
+#define CPU_FEATURE_CMT (1 << 12)
+#define CPU_FEATURE_GL (1 << 13)
+#ifndef TARGET_SPARC64
+#define CPU_DEFAULT_FEATURES (CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | \
+ CPU_FEATURE_MUL | CPU_FEATURE_DIV | \
+ CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT | \
+ CPU_FEATURE_FMUL | CPU_FEATURE_FSMULD)
+#else
+#define CPU_DEFAULT_FEATURES (CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | \
+ CPU_FEATURE_MUL | CPU_FEATURE_DIV | \
+ CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT | \
+ CPU_FEATURE_FMUL | CPU_FEATURE_VIS1 | \
+ CPU_FEATURE_VIS2 | CPU_FEATURE_FSMULD)
+enum {
+ mmu_us_12, // Ultrasparc < III (64 entry TLB)
+ mmu_us_3, // Ultrasparc III (512 entry TLB)
+ mmu_us_4, // Ultrasparc IV (several TLBs, 32 and 256MB pages)
+ mmu_sun4v, // T1, T2
+};
+#endif
+
typedef struct CPUSPARCState {
target_ulong gregs[8]; /* general registers */
target_ulong *regwptr; /* pointer to current register window */
uint32_t pil_in; /* incoming interrupt level bitmap */
int psref; /* enable fpu */
target_ulong version;
- jmp_buf jmp_env;
- int user_mode_only;
- int exception_index;
int interrupt_index;
- int interrupt_request;
- int halted;
- uint32_t mmu_bm;
- uint32_t mmu_ctpr_mask;
- uint32_t mmu_cxr_mask;
- uint32_t mmu_sfsr_mask;
- uint32_t mmu_trcr_mask;
+ uint32_t nwindows;
/* NOTE: we allow 8 more registers to handle wrapping */
- target_ulong regbase[NWINDOWS * 16 + 8];
+ target_ulong regbase[MAX_NWINDOWS * 16 + 8];
CPU_COMMON
uint64_t itlb_tte[64];
uint64_t dtlb_tag[64];
uint64_t dtlb_tte[64];
+ uint32_t mmu_version;
#else
uint32_t mmuregs[32];
uint64_t mxccdata[4];
float128 qt0, qt1;
float_status fp_status;
#if defined(TARGET_SPARC64)
-#define MAXTL 4
+#define MAXTL_MAX 8
+#define MAXTL_MASK (MAXTL_MAX - 1)
trap_state *tsptr;
- trap_state ts[MAXTL];
+ trap_state ts[MAXTL_MAX];
uint32_t xcc; /* Extended integer condition codes */
uint32_t asi;
uint32_t pstate;
uint32_t tl;
+ uint32_t maxtl;
uint32_t cansave, canrestore, otherwin, wstate, cleanwin;
uint64_t agregs[8]; /* alternate general registers */
uint64_t bgregs[8]; /* backup for normal global registers */
uint64_t gsr;
uint32_t gl; // UA2005
/* UA 2005 hyperprivileged registers */
- uint64_t hpstate, htstate[MAXTL], hintp, htba, hver, hstick_cmpr, ssr;
+ uint64_t hpstate, htstate[MAXTL_MAX], hintp, htba, hver, hstick_cmpr, ssr;
void *hstick; // UA 2005
#endif
- uint32_t features;
+ sparc_def_t *def;
} CPUSPARCState;
-#define CPU_FEATURE_FLOAT (1 << 0)
-#define CPU_FEATURE_FLOAT128 (1 << 1)
-#define CPU_FEATURE_SWAP (1 << 2)
-#define CPU_FEATURE_MUL (1 << 3)
-#define CPU_FEATURE_DIV (1 << 4)
-#define CPU_FEATURE_FLUSH (1 << 5)
-#define CPU_FEATURE_FSQRT (1 << 6)
-#define CPU_FEATURE_FMUL (1 << 7)
-#define CPU_FEATURE_VIS1 (1 << 8)
-#define CPU_FEATURE_VIS2 (1 << 9)
-#ifndef TARGET_SPARC64
-#define CPU_DEFAULT_FEATURES (CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | \
- CPU_FEATURE_MUL | CPU_FEATURE_DIV | \
- CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT | \
- CPU_FEATURE_FMUL)
-#else
-#define CPU_DEFAULT_FEATURES (CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | \
- CPU_FEATURE_MUL | CPU_FEATURE_DIV | \
- CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT | \
- CPU_FEATURE_FMUL | CPU_FEATURE_VIS1 | \
- CPU_FEATURE_VIS2)
-#endif
-
#if defined(TARGET_SPARC64)
#define GET_FSR32(env) (env->fsr & 0xcfc1ffff)
#define PUT_FSR32(env, val) do { uint32_t _tmp = val; \
#ifndef NO_CPU_IO_DEFS
void cpu_set_cwp(CPUSPARCState *env1, int new_cwp);
+
+static inline int cpu_cwp_inc(CPUSPARCState *env1, int cwp)
+{
+ if (unlikely(cwp >= env1->nwindows))
+ cwp -= env1->nwindows;
+ return cwp;
+}
+
+static inline int cpu_cwp_dec(CPUSPARCState *env1, int cwp)
+{
+ if (unlikely(cwp < 0))
+ cwp += env1->nwindows;
+ return cwp;
+}
#endif
#define PUT_PSR(env, val) do { int _tmp = val; \
env->xcc = (_tmp >> 4) << 20; \
env->psr = (_tmp & 0xf) << 20; \
} while (0)
-#define GET_CWP64(env) (NWINDOWS - 1 - (env)->cwp)
-#define PUT_CWP64(env, val) \
- cpu_set_cwp(env, NWINDOWS - 1 - ((val) & (NWINDOWS - 1)))
+#define GET_CWP64(env) (env->nwindows - 1 - (env)->cwp)
+#ifndef NO_CPU_IO_DEFS
+static inline void PUT_CWP64(CPUSPARCState *env1, int cwp)
+{
+ if (unlikely(cwp >= env1->nwindows || cwp < 0))
+ cwp = 0;
+ cpu_set_cwp(env1, env1->nwindows - 1 - cwp);
+}
+#endif
#endif
int cpu_sparc_signal_handler(int host_signum, void *pinfo, void *puc);
#define cpu_signal_handler cpu_sparc_signal_handler
#define cpu_list sparc_cpu_list
+#define CPU_SAVE_VERSION 5
+
/* MMU modes definitions */
#define MMU_MODE0_SUFFIX _user
#define MMU_MODE1_SUFFIX _kernel
#endif
}
+#if defined(CONFIG_USER_ONLY)
+static inline void cpu_clone_regs(CPUState *env, target_ulong newsp)
+{
+ if (newsp)
+ env->regwptr[22] = newsp;
+ env->regwptr[0] = 0;
+ /* FIXME: Do we also need to clear CF? */
+ /* XXXXX */
+ printf ("HELPME: %s:%d\n", __FILE__, __LINE__);
+}
+#endif
+
+#define CPU_PC_FROM_TB(env, tb) do { \
+ env->pc = tb->pc; \
+ env->npc = tb->cs_base; \
+ } while(0)
+
#include "cpu-all.h"
#endif
projects / qemu / blobdiff