diff options
-rw-r--r-- | target-tricore/csfr.def | 124 | ||||
-rw-r--r-- | target-tricore/helper.h | 3 | ||||
-rw-r--r-- | target-tricore/op_helper.c | 11 | ||||
-rw-r--r-- | target-tricore/translate.c | 113 | ||||
-rw-r--r-- | target-tricore/tricore-opcodes.h | 1 |
5 files changed, 252 insertions, 0 deletions
diff --git a/target-tricore/csfr.def b/target-tricore/csfr.def new file mode 100644 index 0000000000..5b219b4bf1 --- /dev/null +++ b/target-tricore/csfr.def @@ -0,0 +1,124 @@ +/* A(ll) access permited + R(ead only) access + E(nd init protected) access + + A|R|E(offset, register, feature introducing reg) + + NOTE: PSW is handled as a special case in gen_mtcr/mfcr */ + +A(0xfe00, PCXI, TRICORE_FEATURE_13) +A(0xfe08, PC, TRICORE_FEATURE_13) +A(0xfe14, SYSCON, TRICORE_FEATURE_13) +R(0xfe18, CPU_ID, TRICORE_FEATURE_13) +E(0xfe20, BIV, TRICORE_FEATURE_13) +E(0xfe24, BTV, TRICORE_FEATURE_13) +E(0xfe28, ISP, TRICORE_FEATURE_13) +A(0xfe2c, ICR, TRICORE_FEATURE_13) +A(0xfe38, FCX, TRICORE_FEATURE_13) +A(0xfe3c, LCX, TRICORE_FEATURE_13) +E(0x9400, COMPAT, TRICORE_FEATURE_131) +/* memory protection register */ +A(0xC000, DPR0_0L, TRICORE_FEATURE_13) +A(0xC004, DPR0_0U, TRICORE_FEATURE_13) +A(0xC008, DPR0_1L, TRICORE_FEATURE_13) +A(0xC00C, DPR0_1U, TRICORE_FEATURE_13) +A(0xC010, DPR0_2L, TRICORE_FEATURE_13) +A(0xC014, DPR0_2U, TRICORE_FEATURE_13) +A(0xC018, DPR0_3L, TRICORE_FEATURE_13) +A(0xC01C, DPR0_3U, TRICORE_FEATURE_13) +A(0xC400, DPR1_0L, TRICORE_FEATURE_13) +A(0xC404, DPR1_0U, TRICORE_FEATURE_13) +A(0xC408, DPR1_1L, TRICORE_FEATURE_13) +A(0xC40C, DPR1_1U, TRICORE_FEATURE_13) +A(0xC410, DPR1_2L, TRICORE_FEATURE_13) +A(0xC414, DPR1_2U, TRICORE_FEATURE_13) +A(0xC418, DPR1_3L, TRICORE_FEATURE_13) +A(0xC41C, DPR1_3U, TRICORE_FEATURE_13) +A(0xC800, DPR2_0L, TRICORE_FEATURE_13) +A(0xC804, DPR2_0U, TRICORE_FEATURE_13) +A(0xC808, DPR2_1L, TRICORE_FEATURE_13) +A(0xC80C, DPR2_1U, TRICORE_FEATURE_13) +A(0xC810, DPR2_2L, TRICORE_FEATURE_13) +A(0xC814, DPR2_2U, TRICORE_FEATURE_13) +A(0xC818, DPR2_3L, TRICORE_FEATURE_13) +A(0xC81C, DPR2_3U, TRICORE_FEATURE_13) +A(0xCC00, DPR3_0L, TRICORE_FEATURE_13) +A(0xCC04, DPR3_0U, TRICORE_FEATURE_13) +A(0xCC08, DPR3_1L, TRICORE_FEATURE_13) +A(0xCC0C, DPR3_1U, TRICORE_FEATURE_13) +A(0xCC10, DPR3_2L, TRICORE_FEATURE_13) +A(0xCC14, DPR3_2U, TRICORE_FEATURE_13) +A(0xCC18, DPR3_3L, TRICORE_FEATURE_13) +A(0xCC1C, DPR3_3U, TRICORE_FEATURE_13) +A(0xD000, CPR0_0L, TRICORE_FEATURE_13) +A(0xD004, CPR0_0U, TRICORE_FEATURE_13) +A(0xD008, CPR0_1L, TRICORE_FEATURE_13) +A(0xD00C, CPR0_1U, TRICORE_FEATURE_13) +A(0xD010, CPR0_2L, TRICORE_FEATURE_13) +A(0xD014, CPR0_2U, TRICORE_FEATURE_13) +A(0xD018, CPR0_3L, TRICORE_FEATURE_13) +A(0xD01C, CPR0_3U, TRICORE_FEATURE_13) +A(0xD400, CPR1_0L, TRICORE_FEATURE_13) +A(0xD404, CPR1_0U, TRICORE_FEATURE_13) +A(0xD408, CPR1_1L, TRICORE_FEATURE_13) +A(0xD40C, CPR1_1U, TRICORE_FEATURE_13) +A(0xD410, CPR1_2L, TRICORE_FEATURE_13) +A(0xD414, CPR1_2U, TRICORE_FEATURE_13) +A(0xD418, CPR1_3L, TRICORE_FEATURE_13) +A(0xD41C, CPR1_3U, TRICORE_FEATURE_13) +A(0xD800, CPR2_0L, TRICORE_FEATURE_13) +A(0xD804, CPR2_0U, TRICORE_FEATURE_13) +A(0xD808, CPR2_1L, TRICORE_FEATURE_13) +A(0xD80C, CPR2_1U, TRICORE_FEATURE_13) +A(0xD810, CPR2_2L, TRICORE_FEATURE_13) +A(0xD814, CPR2_2U, TRICORE_FEATURE_13) +A(0xD818, CPR2_3L, TRICORE_FEATURE_13) +A(0xD81C, CPR2_3U, TRICORE_FEATURE_13) +A(0xDC00, CPR3_0L, TRICORE_FEATURE_13) +A(0xDC04, CPR3_0U, TRICORE_FEATURE_13) +A(0xDC08, CPR3_1L, TRICORE_FEATURE_13) +A(0xDC0C, CPR3_1U, TRICORE_FEATURE_13) +A(0xDC10, CPR3_2L, TRICORE_FEATURE_13) +A(0xDC14, CPR3_2U, TRICORE_FEATURE_13) +A(0xDC18, CPR3_3L, TRICORE_FEATURE_13) +A(0xDC1C, CPR3_3U, TRICORE_FEATURE_13) +A(0xE000, DPM0, TRICORE_FEATURE_13) +A(0xE080, DPM1, TRICORE_FEATURE_13) +A(0xE100, DPM2, TRICORE_FEATURE_13) +A(0xE180, DPM3, TRICORE_FEATURE_13) +A(0xE200, CPM0, TRICORE_FEATURE_13) +A(0xE280, CPM1, TRICORE_FEATURE_13) +A(0xE300, CPM2, TRICORE_FEATURE_13) +A(0xE380, CPM3, TRICORE_FEATURE_13) +/* memory Managment Registers */ +A(0x8000, MMU_CON, TRICORE_FEATURE_13) +A(0x8004, MMU_ASI, TRICORE_FEATURE_13) +A(0x800C, MMU_TVA, TRICORE_FEATURE_13) +A(0x8010, MMU_TPA, TRICORE_FEATURE_13) +A(0x8014, MMU_TPX, TRICORE_FEATURE_13) +A(0x8018, MMU_TFA, TRICORE_FEATURE_13) +E(0x9004, BMACON, TRICORE_FEATURE_131) +E(0x900C, SMACON, TRICORE_FEATURE_131) +A(0x9020, DIEAR, TRICORE_FEATURE_131) +A(0x9024, DIETR, TRICORE_FEATURE_131) +A(0x9028, CCDIER, TRICORE_FEATURE_131) +E(0x9044, MIECON, TRICORE_FEATURE_131) +A(0x9210, PIEAR, TRICORE_FEATURE_131) +A(0x9214, PIETR, TRICORE_FEATURE_131) +A(0x9218, CCPIER, TRICORE_FEATURE_131) +/* debug registers */ +A(0xFD00, DBGSR, TRICORE_FEATURE_13) +A(0xFD08, EXEVT, TRICORE_FEATURE_13) +A(0xFD0C, CREVT, TRICORE_FEATURE_13) +A(0xFD10, SWEVT, TRICORE_FEATURE_13) +A(0xFD20, TR0EVT, TRICORE_FEATURE_13) +A(0xFD24, TR1EVT, TRICORE_FEATURE_13) +A(0xFD40, DMS, TRICORE_FEATURE_13) +A(0xFD44, DCX, TRICORE_FEATURE_13) +A(0xFD48, DBGTCR, TRICORE_FEATURE_131) +A(0xFC00, CCTRL, TRICORE_FEATURE_131) +A(0xFC04, CCNT, TRICORE_FEATURE_131) +A(0xFC08, ICNT, TRICORE_FEATURE_131) +A(0xFC0C, M1CNT, TRICORE_FEATURE_131) +A(0xFC10, M2CNT, TRICORE_FEATURE_131) +A(0xFC14, M3CNT, TRICORE_FEATURE_131) diff --git a/target-tricore/helper.h b/target-tricore/helper.h index 4893060245..2eb33ea21b 100644 --- a/target-tricore/helper.h +++ b/target-tricore/helper.h @@ -36,3 +36,6 @@ DEF_HELPER_2(stucx, void, env, i32) /* Address mode helper */ DEF_HELPER_1(br_update, i32, i32) DEF_HELPER_2(circ_update, i32, i32, i32) +/* PSW cache helper */ +DEF_HELPER_2(psw_write, void, env, i32) +DEF_HELPER_1(psw_read, i32, env) diff --git a/target-tricore/op_helper.c b/target-tricore/op_helper.c index d8d57b0687..0b6b47155a 100644 --- a/target-tricore/op_helper.c +++ b/target-tricore/op_helper.c @@ -536,6 +536,17 @@ void helper_stucx(CPUTriCoreState *env, uint32_t ea) save_context_upper(env, ea); } +void helper_psw_write(CPUTriCoreState *env, uint32_t arg) +{ + psw_write(env, arg); +} + +uint32_t helper_psw_read(CPUTriCoreState *env) +{ + return psw_read(env); +} + + static inline void QEMU_NORETURN do_raise_exception_err(CPUTriCoreState *env, uint32_t exception, int error_code, diff --git a/target-tricore/translate.c b/target-tricore/translate.c index 689596f985..fdc9ade428 100644 --- a/target-tricore/translate.c +++ b/target-tricore/translate.c @@ -233,6 +233,63 @@ static void gen_swap(DisasContext *ctx, int reg, TCGv ea) tcg_temp_free(temp); } +/* We generate loads and store to core special function register (csfr) through + the function gen_mfcr and gen_mtcr. To handle access permissions, we use 3 + makros R, A and E, which allow read-only, all and endinit protected access. + These makros also specify in which ISA version the csfr was introduced. */ +#define R(ADDRESS, REG, FEATURE) \ + case ADDRESS: \ + if (tricore_feature(env, FEATURE)) { \ + tcg_gen_ld_tl(ret, cpu_env, offsetof(CPUTriCoreState, REG)); \ + } \ + break; +#define A(ADDRESS, REG, FEATURE) R(ADDRESS, REG, FEATURE) +#define E(ADDRESS, REG, FEATURE) R(ADDRESS, REG, FEATURE) +static inline void gen_mfcr(CPUTriCoreState *env, TCGv ret, int32_t offset) +{ + /* since we're caching PSW make this a special case */ + if (offset == 0xfe04) { + gen_helper_psw_read(ret, cpu_env); + } else { + switch (offset) { +#include "csfr.def" + } + } +} +#undef R +#undef A +#undef E + +#define R(ADDRESS, REG, FEATURE) /* don't gen writes to read-only reg, + since no execption occurs */ +#define A(ADDRESS, REG, FEATURE) R(ADDRESS, REG, FEATURE) \ + case ADDRESS: \ + if (tricore_feature(env, FEATURE)) { \ + tcg_gen_st_tl(r1, cpu_env, offsetof(CPUTriCoreState, REG)); \ + } \ + break; +/* Endinit protected registers + TODO: Since the endinit bit is in a register of a not yet implemented + watchdog device, we handle endinit protected registers like + all-access registers for now. */ +#define E(ADDRESS, REG, FEATURE) A(ADDRESS, REG, FEATURE) +static inline void gen_mtcr(CPUTriCoreState *env, DisasContext *ctx, TCGv r1, + int32_t offset) +{ + if (ctx->hflags & TRICORE_HFLAG_SM) { + /* since we're caching PSW make this a special case */ + if (offset == 0xfe04) { + gen_helper_psw_write(cpu_env, r1); + } else { + switch (offset) { +#include "csfr.def" + } + } + } else { + /* generate privilege trap */ + } +} + /* Functions for arithmetic instructions */ static inline void gen_add_d(TCGv ret, TCGv r1, TCGv r2) @@ -3227,6 +3284,50 @@ static void decode_rcrw_insert(CPUTriCoreState *env, DisasContext *ctx) tcg_temp_free(temp2); } +/* RLC format */ + +static void decode_rlc_opc(CPUTriCoreState *env, DisasContext *ctx, + uint32_t op1) +{ + int32_t const16; + int r1, r2; + + const16 = MASK_OP_RLC_CONST16_SEXT(ctx->opcode); + r1 = MASK_OP_RLC_S1(ctx->opcode); + r2 = MASK_OP_RLC_D(ctx->opcode); + + switch (op1) { + case OPC1_32_RLC_ADDI: + gen_addi_CC(cpu_gpr_d[r2], cpu_gpr_d[r1], const16); + break; + case OPC1_32_RLC_ADDIH: + gen_addi_CC(cpu_gpr_d[r2], cpu_gpr_d[r1], const16 << 16); + break; + case OPC1_32_RLC_ADDIH_A: + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r1], const16 << 16); + break; + case OPC1_32_RLC_MFCR: + gen_mfcr(env, cpu_gpr_d[r2], const16); + break; + case OPC1_32_RLC_MOV: + tcg_gen_movi_tl(cpu_gpr_d[r2], const16); + break; + case OPC1_32_RLC_MOV_U: + const16 = MASK_OP_RLC_CONST16(ctx->opcode); + tcg_gen_movi_tl(cpu_gpr_d[r2], const16); + break; + case OPC1_32_RLC_MOV_H: + tcg_gen_movi_tl(cpu_gpr_d[r2], const16 << 16); + break; + case OPC1_32_RLC_MOVH_A: + tcg_gen_movi_tl(cpu_gpr_a[r2], const16 << 16); + break; + case OPC1_32_RLC_MTCR: + gen_mtcr(env, ctx, cpu_gpr_d[r2], const16); + break; + } +} + static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx) { int op1; @@ -3435,6 +3536,18 @@ static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx) case OPCM_32_RCRW_MASK_INSERT: decode_rcrw_insert(env, ctx); break; +/* RLC Format */ + case OPC1_32_RLC_ADDI: + case OPC1_32_RLC_ADDIH: + case OPC1_32_RLC_ADDIH_A: + case OPC1_32_RLC_MFCR: + case OPC1_32_RLC_MOV: + case OPC1_32_RLC_MOV_U: + case OPC1_32_RLC_MOV_H: + case OPC1_32_RLC_MOVH_A: + case OPC1_32_RLC_MTCR: + decode_rlc_opc(env, ctx, op1); + break; } } diff --git a/target-tricore/tricore-opcodes.h b/target-tricore/tricore-opcodes.h index 9b042e4b37..bafc8fba46 100644 --- a/target-tricore/tricore-opcodes.h +++ b/target-tricore/tricore-opcodes.h @@ -192,6 +192,7 @@ #define MASK_OP_RLC_D(op) MASK_OP_META_D(op) #define MASK_OP_RLC_CONST16(op) MASK_BITS_SHIFT(op, 12, 27) +#define MASK_OP_RLC_CONST16_SEXT(op) MASK_BITS_SHIFT_SEXT(op, 12, 27) #define MASK_OP_RLC_S1(op) MASK_OP_META_S1(op) /* RR Format */ |