diff options
Diffstat (limited to 'tcg/sparc/tcg-target.c')
| -rw-r--r-- | tcg/sparc/tcg-target.c | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/tcg/sparc/tcg-target.c b/tcg/sparc/tcg-target.c index 31e8204..d6da9fa 100644 --- a/tcg/sparc/tcg-target.c +++ b/tcg/sparc/tcg-target.c @@ -704,6 +704,22 @@ static void tcg_out_setcond2_i32(TCGContext *s, TCGCond cond, TCGArg ret, break; } } + +static void tcg_out_addsub2(TCGContext *s, TCGArg rl, TCGArg rh, + TCGArg al, TCGArg ah, TCGArg bl, int blconst, + TCGArg bh, int bhconst, int opl, int oph) +{ + TCGArg tmp = TCG_REG_T1; + + /* Note that the low parts are fully consumed before tmp is set. */ + if (rl != ah && (bhconst || rl != bh)) { + tmp = rl; + } + + tcg_out_arithc(s, tmp, al, bl, blconst, opl); + tcg_out_arithc(s, rh, ah, bh, bhconst, oph); + tcg_out_mov(s, TCG_TYPE_I32, rl, tmp); +} #endif /* Generate global QEMU prologue and epilogue code */ @@ -1243,16 +1259,14 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args, args[4], const_args[4]); break; case INDEX_op_add2_i32: - tcg_out_arithc(s, args[0], args[2], args[4], const_args[4], - ARITH_ADDCC); - tcg_out_arithc(s, args[1], args[3], args[5], const_args[5], - ARITH_ADDX); + tcg_out_addsub2(s, args[0], args[1], args[2], args[3], + args[4], const_args[4], args[5], const_args[5], + ARITH_ADDCC, ARITH_ADDX); break; case INDEX_op_sub2_i32: - tcg_out_arithc(s, args[0], args[2], args[4], const_args[4], - ARITH_SUBCC); - tcg_out_arithc(s, args[1], args[3], args[5], const_args[5], - ARITH_SUBX); + tcg_out_addsub2(s, args[0], args[1], args[2], args[3], + args[4], const_args[4], args[5], const_args[5], + ARITH_SUBCC, ARITH_SUBX); break; case INDEX_op_mulu2_i32: tcg_out_arithc(s, args[0], args[2], args[3], const_args[3], |