diff options
Diffstat (limited to 'target/mips/cpu.h')
| -rw-r--r-- | target/mips/cpu.h | 209 |
1 files changed, 116 insertions, 93 deletions
diff --git a/target/mips/cpu.h b/target/mips/cpu.h index 1f41cf66d5..06a8ed4748 100644 --- a/target/mips/cpu.h +++ b/target/mips/cpu.h @@ -22,10 +22,10 @@ typedef struct CPUMIPSTLBContext CPUMIPSTLBContext; typedef union wr_t wr_t; union wr_t { - int8_t b[MSA_WRLEN/8]; - int16_t h[MSA_WRLEN/16]; - int32_t w[MSA_WRLEN/32]; - int64_t d[MSA_WRLEN/64]; + int8_t b[MSA_WRLEN / 8]; + int16_t h[MSA_WRLEN / 16]; + int32_t w[MSA_WRLEN / 32]; + int64_t d[MSA_WRLEN / 64]; }; typedef union fpr_t fpr_t; @@ -37,7 +37,8 @@ union fpr_t { /* FPU/MSA register mapping is not tested on big-endian hosts. */ wr_t wr; /* vector data */ }; -/* define FP_ENDIAN_IDX to access the same location +/* + *define FP_ENDIAN_IDX to access the same location * in the fpr_t union regardless of the host endianness */ #if defined(HOST_WORDS_BIGENDIAN) @@ -71,16 +72,29 @@ struct CPUMIPSFPUContext { #define FCR31_FS 24 #define FCR31_ABS2008 19 #define FCR31_NAN2008 18 -#define SET_FP_COND(num,env) do { ((env).fcr31) |= ((num) ? (1 << ((num) + 24)) : (1 << 23)); } while(0) -#define CLEAR_FP_COND(num,env) do { ((env).fcr31) &= ~((num) ? (1 << ((num) + 24)) : (1 << 23)); } while(0) -#define GET_FP_COND(env) ((((env).fcr31 >> 24) & 0xfe) | (((env).fcr31 >> 23) & 0x1)) +#define SET_FP_COND(num, env) do { ((env).fcr31) |= \ + ((num) ? (1 << ((num) + 24)) : \ + (1 << 23)); \ + } while (0) +#define CLEAR_FP_COND(num, env) do { ((env).fcr31) &= \ + ~((num) ? (1 << ((num) + 24)) : \ + (1 << 23)); \ + } while (0) +#define GET_FP_COND(env) ((((env).fcr31 >> 24) & 0xfe) | \ + (((env).fcr31 >> 23) & 0x1)) #define GET_FP_CAUSE(reg) (((reg) >> 12) & 0x3f) #define GET_FP_ENABLE(reg) (((reg) >> 7) & 0x1f) #define GET_FP_FLAGS(reg) (((reg) >> 2) & 0x1f) -#define SET_FP_CAUSE(reg,v) do { (reg) = ((reg) & ~(0x3f << 12)) | ((v & 0x3f) << 12); } while(0) -#define SET_FP_ENABLE(reg,v) do { (reg) = ((reg) & ~(0x1f << 7)) | ((v & 0x1f) << 7); } while(0) -#define SET_FP_FLAGS(reg,v) do { (reg) = ((reg) & ~(0x1f << 2)) | ((v & 0x1f) << 2); } while(0) -#define UPDATE_FP_FLAGS(reg,v) do { (reg) |= ((v & 0x1f) << 2); } while(0) +#define SET_FP_CAUSE(reg, v) do { (reg) = ((reg) & ~(0x3f << 12)) | \ + ((v & 0x3f) << 12); \ + } while (0) +#define SET_FP_ENABLE(reg, v) do { (reg) = ((reg) & ~(0x1f << 7)) | \ + ((v & 0x1f) << 7); \ + } while (0) +#define SET_FP_FLAGS(reg, v) do { (reg) = ((reg) & ~(0x1f << 2)) | \ + ((v & 0x1f) << 2); \ + } while (0) +#define UPDATE_FP_FLAGS(reg, v) do { (reg) |= ((v & 0x1f) << 2); } while (0) #define FP_INEXACT 1 #define FP_UNDERFLOW 2 #define FP_OVERFLOW 4 @@ -95,25 +109,25 @@ struct CPUMIPSFPUContext { typedef struct CPUMIPSMVPContext CPUMIPSMVPContext; struct CPUMIPSMVPContext { int32_t CP0_MVPControl; -#define CP0MVPCo_CPA 3 -#define CP0MVPCo_STLB 2 -#define CP0MVPCo_VPC 1 -#define CP0MVPCo_EVP 0 +#define CP0MVPCo_CPA 3 +#define CP0MVPCo_STLB 2 +#define CP0MVPCo_VPC 1 +#define CP0MVPCo_EVP 0 int32_t CP0_MVPConf0; -#define CP0MVPC0_M 31 -#define CP0MVPC0_TLBS 29 -#define CP0MVPC0_GS 28 -#define CP0MVPC0_PCP 27 -#define CP0MVPC0_PTLBE 16 -#define CP0MVPC0_TCA 15 -#define CP0MVPC0_PVPE 10 -#define CP0MVPC0_PTC 0 +#define CP0MVPC0_M 31 +#define CP0MVPC0_TLBS 29 +#define CP0MVPC0_GS 28 +#define CP0MVPC0_PCP 27 +#define CP0MVPC0_PTLBE 16 +#define CP0MVPC0_TCA 15 +#define CP0MVPC0_PVPE 10 +#define CP0MVPC0_PTC 0 int32_t CP0_MVPConf1; -#define CP0MVPC1_CIM 31 -#define CP0MVPC1_CIF 30 -#define CP0MVPC1_PCX 20 -#define CP0MVPC1_PCP2 10 -#define CP0MVPC1_PCP1 0 +#define CP0MVPC1_CIM 31 +#define CP0MVPC1_CIF 30 +#define CP0MVPC1_PCX 20 +#define CP0MVPC1_PCP2 10 +#define CP0MVPC1_PCP1 0 }; typedef struct mips_def_t mips_def_t; @@ -481,44 +495,44 @@ struct CPUMIPSState { */ int32_t CP0_Random; int32_t CP0_VPEControl; -#define CP0VPECo_YSI 21 -#define CP0VPECo_GSI 20 -#define CP0VPECo_EXCPT 16 -#define CP0VPECo_TE 15 -#define CP0VPECo_TargTC 0 +#define CP0VPECo_YSI 21 +#define CP0VPECo_GSI 20 +#define CP0VPECo_EXCPT 16 +#define CP0VPECo_TE 15 +#define CP0VPECo_TargTC 0 int32_t CP0_VPEConf0; -#define CP0VPEC0_M 31 -#define CP0VPEC0_XTC 21 -#define CP0VPEC0_TCS 19 -#define CP0VPEC0_SCS 18 -#define CP0VPEC0_DSC 17 -#define CP0VPEC0_ICS 16 -#define CP0VPEC0_MVP 1 -#define CP0VPEC0_VPA 0 +#define CP0VPEC0_M 31 +#define CP0VPEC0_XTC 21 +#define CP0VPEC0_TCS 19 +#define CP0VPEC0_SCS 18 +#define CP0VPEC0_DSC 17 +#define CP0VPEC0_ICS 16 +#define CP0VPEC0_MVP 1 +#define CP0VPEC0_VPA 0 int32_t CP0_VPEConf1; -#define CP0VPEC1_NCX 20 -#define CP0VPEC1_NCP2 10 -#define CP0VPEC1_NCP1 0 +#define CP0VPEC1_NCX 20 +#define CP0VPEC1_NCP2 10 +#define CP0VPEC1_NCP1 0 target_ulong CP0_YQMask; target_ulong CP0_VPESchedule; target_ulong CP0_VPEScheFBack; int32_t CP0_VPEOpt; -#define CP0VPEOpt_IWX7 15 -#define CP0VPEOpt_IWX6 14 -#define CP0VPEOpt_IWX5 13 -#define CP0VPEOpt_IWX4 12 -#define CP0VPEOpt_IWX3 11 -#define CP0VPEOpt_IWX2 10 -#define CP0VPEOpt_IWX1 9 -#define CP0VPEOpt_IWX0 8 -#define CP0VPEOpt_DWX7 7 -#define CP0VPEOpt_DWX6 6 -#define CP0VPEOpt_DWX5 5 -#define CP0VPEOpt_DWX4 4 -#define CP0VPEOpt_DWX3 3 -#define CP0VPEOpt_DWX2 2 -#define CP0VPEOpt_DWX1 1 -#define CP0VPEOpt_DWX0 0 +#define CP0VPEOpt_IWX7 15 +#define CP0VPEOpt_IWX6 14 +#define CP0VPEOpt_IWX5 13 +#define CP0VPEOpt_IWX4 12 +#define CP0VPEOpt_IWX3 11 +#define CP0VPEOpt_IWX2 10 +#define CP0VPEOpt_IWX1 9 +#define CP0VPEOpt_IWX0 8 +#define CP0VPEOpt_DWX7 7 +#define CP0VPEOpt_DWX6 6 +#define CP0VPEOpt_DWX5 5 +#define CP0VPEOpt_DWX4 4 +#define CP0VPEOpt_DWX3 3 +#define CP0VPEOpt_DWX2 2 +#define CP0VPEOpt_DWX1 1 +#define CP0VPEOpt_DWX0 0 /* * CP0 Register 2 */ @@ -625,33 +639,33 @@ struct CPUMIPSState { #define CP0PC_PSN 0 /* 5..0 */ int32_t CP0_SRSConf0_rw_bitmask; int32_t CP0_SRSConf0; -#define CP0SRSC0_M 31 -#define CP0SRSC0_SRS3 20 -#define CP0SRSC0_SRS2 10 -#define CP0SRSC0_SRS1 0 +#define CP0SRSC0_M 31 +#define CP0SRSC0_SRS3 20 +#define CP0SRSC0_SRS2 10 +#define CP0SRSC0_SRS1 0 int32_t CP0_SRSConf1_rw_bitmask; int32_t CP0_SRSConf1; -#define CP0SRSC1_M 31 -#define CP0SRSC1_SRS6 20 -#define CP0SRSC1_SRS5 10 -#define CP0SRSC1_SRS4 0 +#define CP0SRSC1_M 31 +#define CP0SRSC1_SRS6 20 +#define CP0SRSC1_SRS5 10 +#define CP0SRSC1_SRS4 0 int32_t CP0_SRSConf2_rw_bitmask; int32_t CP0_SRSConf2; -#define CP0SRSC2_M 31 -#define CP0SRSC2_SRS9 20 -#define CP0SRSC2_SRS8 10 -#define CP0SRSC2_SRS7 0 +#define CP0SRSC2_M 31 +#define CP0SRSC2_SRS9 20 +#define CP0SRSC2_SRS8 10 +#define CP0SRSC2_SRS7 0 int32_t CP0_SRSConf3_rw_bitmask; int32_t CP0_SRSConf3; -#define CP0SRSC3_M 31 -#define CP0SRSC3_SRS12 20 -#define CP0SRSC3_SRS11 10 -#define CP0SRSC3_SRS10 0 +#define CP0SRSC3_M 31 +#define CP0SRSC3_SRS12 20 +#define CP0SRSC3_SRS11 10 +#define CP0SRSC3_SRS10 0 int32_t CP0_SRSConf4_rw_bitmask; int32_t CP0_SRSConf4; -#define CP0SRSC4_SRS15 20 -#define CP0SRSC4_SRS14 10 -#define CP0SRSC4_SRS13 0 +#define CP0SRSC4_SRS15 20 +#define CP0SRSC4_SRS14 10 +#define CP0SRSC4_SRS13 0 /* * CP0 Register 7 */ @@ -963,9 +977,11 @@ struct CPUMIPSState { /* TMASK defines different execution modes */ #define MIPS_HFLAG_TMASK 0x1F5807FF #define MIPS_HFLAG_MODE 0x00007 /* execution modes */ - /* The KSU flags must be the lowest bits in hflags. The flag order - must be the same as defined for CP0 Status. This allows to use - the bits as the value of mmu_idx. */ + /* + * The KSU flags must be the lowest bits in hflags. The flag order + * must be the same as defined for CP0 Status. This allows to use + * the bits as the value of mmu_idx. + */ #define MIPS_HFLAG_KSU 0x00003 /* kernel/supervisor/user mode mask */ #define MIPS_HFLAG_UM 0x00002 /* user mode flag */ #define MIPS_HFLAG_SM 0x00001 /* supervisor mode flag */ @@ -975,18 +991,22 @@ struct CPUMIPSState { #define MIPS_HFLAG_CP0 0x00010 /* CP0 enabled */ #define MIPS_HFLAG_FPU 0x00020 /* FPU enabled */ #define MIPS_HFLAG_F64 0x00040 /* 64-bit FPU enabled */ - /* True if the MIPS IV COP1X instructions can be used. This also - controls the non-COP1X instructions RECIP.S, RECIP.D, RSQRT.S - and RSQRT.D. */ + /* + * True if the MIPS IV COP1X instructions can be used. This also + * controls the non-COP1X instructions RECIP.S, RECIP.D, RSQRT.S + * and RSQRT.D. + */ #define MIPS_HFLAG_COP1X 0x00080 /* COP1X instructions enabled */ #define MIPS_HFLAG_RE 0x00100 /* Reversed endianness */ #define MIPS_HFLAG_AWRAP 0x00200 /* 32-bit compatibility address wrapping */ #define MIPS_HFLAG_M16 0x00400 /* MIPS16 mode flag */ #define MIPS_HFLAG_M16_SHIFT 10 - /* If translation is interrupted between the branch instruction and + /* + * If translation is interrupted between the branch instruction and * the delay slot, record what type of branch it is so that we can * resume translation properly. It might be possible to reduce - * this from three bits to two. */ + * this from three bits to two. + */ #define MIPS_HFLAG_BMASK_BASE 0x803800 #define MIPS_HFLAG_B 0x00800 /* Unconditional branch */ #define MIPS_HFLAG_BC 0x01000 /* Conditional branch */ @@ -1073,8 +1093,10 @@ void mips_cpu_list(void); extern void cpu_wrdsp(uint32_t rs, uint32_t mask_num, CPUMIPSState *env); extern uint32_t cpu_rddsp(uint32_t mask_num, CPUMIPSState *env); -/* MMU modes definitions. We carefully match the indices with our - hflags layout. */ +/* + * MMU modes definitions. We carefully match the indices with our + * hflags layout. + */ #define MMU_MODE0_SUFFIX _kernel #define MMU_MODE1_SUFFIX _super #define MMU_MODE2_SUFFIX _user @@ -1090,14 +1112,15 @@ static inline int hflags_mmu_index(uint32_t hflags) } } -static inline int cpu_mmu_index (CPUMIPSState *env, bool ifetch) +static inline int cpu_mmu_index(CPUMIPSState *env, bool ifetch) { return hflags_mmu_index(env->hflags); } #include "exec/cpu-all.h" -/* Memory access type : +/* + * Memory access type : * may be needed for precise access rights control and precise exceptions. */ enum { @@ -1182,7 +1205,7 @@ void cpu_mips_soft_irq(CPUMIPSState *env, int irq, int level); void itc_reconfigure(struct MIPSITUState *tag); /* helper.c */ -target_ulong exception_resume_pc (CPUMIPSState *env); +target_ulong exception_resume_pc(CPUMIPSState *env); static inline void restore_snan_bit_mode(CPUMIPSState *env) { |