diff options
Diffstat (limited to 'opcodes/bfin-dis.c')
| -rw-r--r-- | opcodes/bfin-dis.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/opcodes/bfin-dis.c b/opcodes/bfin-dis.c index 0ab6564..18887a9 100644 --- a/opcodes/bfin-dis.c +++ b/opcodes/bfin-dis.c @@ -432,9 +432,18 @@ static enum machine_registers decode_allregs[] = REG_A0x, REG_A0w, REG_A1x, REG_A1w, REG_GP, REG_LASTREG, REG_ASTAT, REG_RETS, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LC0, REG_LT0, REG_LB0, REG_LC1, REG_LT1, REG_LB1, REG_CYCLES, REG_CYCLES2, - REG_USP, REG_SEQSTAT, REG_SYSCFG, REG_RETI, REG_RETX, REG_RETN, REG_RETE, REG_EMUDAT, REG_LASTREG, + REG_USP, REG_SEQSTAT, REG_SYSCFG, REG_RETI, REG_RETX, REG_RETN, REG_RETE, REG_EMUDAT, + REG_LASTREG, }; +#define IS_DREG(g,r) ((g) == 0) +#define IS_PREG(g,r) ((g) == 1) +#define IS_AREG(g,r) ((g) == 4 && (r) >= 0 && (r) < 4) +#define IS_GENREG(g,r) ((g) == 0 || (g) == 1 || IS_AREG (g, r)) +#define IS_DAGREG(g,r) ((g) == 2 || (g) == 3) +#define IS_SYSREG(g,r) \ + (((g) == 4 && ((r) == 6 || (r) == 7)) || (g) == 6 || (g) == 7) + #define allregs(x,i) REGNAME (decode_allregs[((i) << 3) | x]) #define uimm16s4(x) fmtconst (c_uimm16s4, x, 0, outf) #define uimm16s4d(x) fmtconst (c_uimm16s4d, x, 0, outf) @@ -1324,6 +1333,19 @@ decode_REGMV_0 (TIword iw0, disassemble_info *outf) int src = ((iw0 >> RegMv_src_bits) & RegMv_src_mask); int dst = ((iw0 >> RegMv_dst_bits) & RegMv_dst_mask); + if (!((IS_GENREG (gd, dst) && IS_GENREG (gs, src)) + || (IS_GENREG (gd, dst) && IS_DAGREG (gs, src)) + || (IS_DAGREG (gd, dst) && IS_GENREG (gs, src)) + || (IS_DAGREG (gd, dst) && IS_DAGREG (gs, src)) + || (IS_GENREG (gd, dst) && gs == 7 && src == 0) + || (gd == 7 && dst == 0 && IS_GENREG (gs, src)) + || (IS_DREG (gd, dst) && IS_SYSREG (gs, src)) + || (IS_PREG (gd, dst) && IS_SYSREG (gs, src)) + || (IS_SYSREG (gd, dst) && IS_DREG (gs, src)) + || (IS_SYSREG (gd, dst) && IS_PREG (gs, src)) + || (IS_SYSREG (gd, dst) && gs == 7 && src == 0))) + return 0; + OUTS (outf, allregs (dst, gd)); OUTS (outf, " = "); OUTS (outf, allregs (src, gs)); |