diff options
Diffstat (limited to 'target/loongarch/disas.c')
| -rw-r--r-- | target/loongarch/disas.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/target/loongarch/disas.c b/target/loongarch/disas.c index 9454ebb8e9..11a704ff7c 100644 --- a/target/loongarch/disas.c +++ b/target/loongarch/disas.c @@ -8,6 +8,7 @@ #include "qemu/osdep.h" #include "disas/dis-asm.h" #include "qemu/bitops.h" +#include "cpu-csr.h" typedef struct { disassemble_info *info; @@ -25,6 +26,90 @@ static inline int shl_2(DisasContext *ctx, int x) return x << 2; } +#define CSR_NAME(REG) \ + [LOONGARCH_CSR_##REG] = (#REG) + +static const char * const csr_names[] = { + CSR_NAME(CRMD), + CSR_NAME(PRMD), + CSR_NAME(EUEN), + CSR_NAME(MISC), + CSR_NAME(ECFG), + CSR_NAME(ESTAT), + CSR_NAME(ERA), + CSR_NAME(BADV), + CSR_NAME(BADI), + CSR_NAME(EENTRY), + CSR_NAME(TLBIDX), + CSR_NAME(TLBEHI), + CSR_NAME(TLBELO0), + CSR_NAME(TLBELO1), + CSR_NAME(ASID), + CSR_NAME(PGDL), + CSR_NAME(PGDH), + CSR_NAME(PGD), + CSR_NAME(PWCL), + CSR_NAME(PWCH), + CSR_NAME(STLBPS), + CSR_NAME(RVACFG), + CSR_NAME(CPUID), + CSR_NAME(PRCFG1), + CSR_NAME(PRCFG2), + CSR_NAME(PRCFG3), + CSR_NAME(SAVE(0)), + CSR_NAME(SAVE(1)), + CSR_NAME(SAVE(2)), + CSR_NAME(SAVE(3)), + CSR_NAME(SAVE(4)), + CSR_NAME(SAVE(5)), + CSR_NAME(SAVE(6)), + CSR_NAME(SAVE(7)), + CSR_NAME(SAVE(8)), + CSR_NAME(SAVE(9)), + CSR_NAME(SAVE(10)), + CSR_NAME(SAVE(11)), + CSR_NAME(SAVE(12)), + CSR_NAME(SAVE(13)), + CSR_NAME(SAVE(14)), + CSR_NAME(SAVE(15)), + CSR_NAME(TID), + CSR_NAME(TCFG), + CSR_NAME(TVAL), + CSR_NAME(CNTC), + CSR_NAME(TICLR), + CSR_NAME(LLBCTL), + CSR_NAME(IMPCTL1), + CSR_NAME(IMPCTL2), + CSR_NAME(TLBRENTRY), + CSR_NAME(TLBRBADV), + CSR_NAME(TLBRERA), + CSR_NAME(TLBRSAVE), + CSR_NAME(TLBRELO0), + CSR_NAME(TLBRELO1), + CSR_NAME(TLBREHI), + CSR_NAME(TLBRPRMD), + CSR_NAME(MERRCTL), + CSR_NAME(MERRINFO1), + CSR_NAME(MERRINFO2), + CSR_NAME(MERRENTRY), + CSR_NAME(MERRERA), + CSR_NAME(MERRSAVE), + CSR_NAME(CTAG), + CSR_NAME(DMW(0)), + CSR_NAME(DMW(1)), + CSR_NAME(DMW(2)), + CSR_NAME(DMW(3)), + CSR_NAME(DBG), + CSR_NAME(DERA), + CSR_NAME(DSAVE), +}; + +static const char *get_csr_name(unsigned num) +{ + return ((num < ARRAY_SIZE(csr_names)) && (csr_names[num] != NULL)) ? + csr_names[num] : "Undefined CSR"; +} + #define output(C, INSN, FMT, ...) \ { \ (C)->info->fprintf_func((C)->info->stream, "%08x %-9s\t" FMT, \ @@ -205,6 +290,19 @@ static void output_rr_offs(DisasContext *ctx, arg_rr_offs *a, a->rd, a->offs, ctx->pc + a->offs); } +static void output_r_csr(DisasContext *ctx, arg_r_csr *a, + const char *mnemonic) +{ + output(ctx, mnemonic, "r%d, %d # %s", a->rd, a->csr, get_csr_name(a->csr)); +} + +static void output_rr_csr(DisasContext *ctx, arg_rr_csr *a, + const char *mnemonic) +{ + output(ctx, mnemonic, "r%d, r%d, %d # %s", + a->rd, a->rj, a->csr, get_csr_name(a->csr)); +} + #define INSN(insn, type) \ static bool trans_##insn(DisasContext *ctx, arg_##type * a) \ { \ @@ -514,6 +612,9 @@ INSN(blt, rr_offs) INSN(bge, rr_offs) INSN(bltu, rr_offs) INSN(bgeu, rr_offs) +INSN(csrrd, r_csr) +INSN(csrwr, r_csr) +INSN(csrxchg, rr_csr) #define output_fcmp(C, PREFIX, SUFFIX) \ { \ |