diff options
Diffstat (limited to 'target/xtensa/cpu.h')
| -rw-r--r-- | target/xtensa/cpu.h | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/target/xtensa/cpu.h b/target/xtensa/cpu.h index 1362772617..0a0323f386 100644 --- a/target/xtensa/cpu.h +++ b/target/xtensa/cpu.h @@ -217,6 +217,7 @@ enum { #define MEMCTL_IL0EN 0x1 #define MAX_INSN_LENGTH 64 +#define MAX_INSN_SLOTS 32 #define MAX_OPCODE_ARGS 16 #define MAX_NAREG 64 #define MAX_NINTERRUPT 32 @@ -347,11 +348,34 @@ typedef struct XtensaMemory { typedef struct DisasContext DisasContext; typedef void (*XtensaOpcodeOp)(DisasContext *dc, const uint32_t arg[], const uint32_t par[]); +typedef bool (*XtensaOpcodeBoolTest)(DisasContext *dc, + const uint32_t arg[], + const uint32_t par[]); + +enum { + XTENSA_OP_ILL = 0x1, + XTENSA_OP_PRIVILEGED = 0x2, + XTENSA_OP_SYSCALL = 0x4, + XTENSA_OP_DEBUG_BREAK = 0x8, + + XTENSA_OP_OVERFLOW = 0x10, + XTENSA_OP_UNDERFLOW = 0x20, + XTENSA_OP_ALLOCA = 0x40, + XTENSA_OP_COPROCESSOR = 0x80, + + XTENSA_OP_DIVIDE_BY_ZERO = 0x100, + + XTENSA_OP_CHECK_INTERRUPTS = 0x200, + XTENSA_OP_EXIT_TB_M1 = 0x400, + XTENSA_OP_EXIT_TB_0 = 0x800, +}; typedef struct XtensaOpcodeOps { const char *name; XtensaOpcodeOp translate; + XtensaOpcodeBoolTest test_ill; const uint32_t *par; + uint32_t op_flags; } XtensaOpcodeOps; typedef struct XtensaOpcodeTranslators { @@ -661,6 +685,7 @@ static inline int cpu_mmu_index(CPUXtensaState *env, bool ifetch) #define XTENSA_TBFLAG_WINDOW_MASK 0x18000 #define XTENSA_TBFLAG_WINDOW_SHIFT 15 #define XTENSA_TBFLAG_YIELD 0x20000 +#define XTENSA_TBFLAG_CWOE 0x40000 static inline void cpu_get_tb_cpu_state(CPUXtensaState *env, target_ulong *pc, target_ulong *cs_base, uint32_t *flags) @@ -698,7 +723,7 @@ static inline void cpu_get_tb_cpu_state(CPUXtensaState *env, target_ulong *pc, (env->sregs[WINDOW_BASE] + 1); uint32_t w = ctz32(windowstart | 0x8); - *flags |= w << XTENSA_TBFLAG_WINDOW_SHIFT; + *flags |= (w << XTENSA_TBFLAG_WINDOW_SHIFT) | XTENSA_TBFLAG_CWOE; } else { *flags |= 3 << XTENSA_TBFLAG_WINDOW_SHIFT; } |