diff options
| -rw-r--r-- | target/sparc/insns.decode | 4 | ||||
| -rw-r--r-- | target/sparc/translate.c | 54 |
2 files changed, 31 insertions, 27 deletions
diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode index 4cb2502..09444e3 100644 --- a/target/sparc/insns.decode +++ b/target/sparc/insns.decode @@ -248,6 +248,10 @@ FABSd 10 ..... 110100 00000 0 0000 1010 ..... @r_r2 FSQRTs 10 ..... 110100 00000 0 0010 1001 ..... @r_r2 FSQRTd 10 ..... 110100 00000 0 0010 1010 ..... @r_r2 FSQRTq 10 ..... 110100 00000 0 0010 1011 ..... @r_r2 +FADDs 10 ..... 110100 ..... 0 0100 0001 ..... @r_r_r +FSUBs 10 ..... 110100 ..... 0 0100 0101 ..... @r_r_r +FMULs 10 ..... 110100 ..... 0 0100 1001 ..... @r_r_r +FDIVs 10 ..... 110100 ..... 0 0100 1101 ..... @r_r_r FdTOx 10 ..... 110100 00000 0 1000 0010 ..... @r_r2 FxTOd 10 ..... 110100 00000 0 1000 1000 ..... @r_r2 FiTOs 10 ..... 110100 00000 0 1100 0100 ..... @r_r2 diff --git a/target/sparc/translate.c b/target/sparc/translate.c index 93efdf3..d2205f7 100644 --- a/target/sparc/translate.c +++ b/target/sparc/translate.c @@ -1656,21 +1656,6 @@ static int gen_trap_ifnofpu(DisasContext *dc) return 0; } -static void gen_fop_FFF(DisasContext *dc, int rd, int rs1, int rs2, - void (*gen)(TCGv_i32, TCGv_ptr, TCGv_i32, TCGv_i32)) -{ - TCGv_i32 dst, src1, src2; - - src1 = gen_load_fpr_F(dc, rs1); - src2 = gen_load_fpr_F(dc, rs2); - dst = gen_dest_fpr_F(dc); - - gen(dst, tcg_env, src1, src2); - gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env); - - gen_store_fpr_F(dc, rd, dst); -} - static void gen_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2, void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i64, TCGv_i64)) { @@ -4883,6 +4868,29 @@ TRANS(FXNORs, VIS1, do_fff, a, tcg_gen_eqv_i32) TRANS(FORNOTs, VIS1, do_fff, a, tcg_gen_orc_i32) TRANS(FORs, VIS1, do_fff, a, tcg_gen_or_i32) +static bool do_env_fff(DisasContext *dc, arg_r_r_r *a, + void (*func)(TCGv_i32, TCGv_env, TCGv_i32, TCGv_i32)) +{ + TCGv_i32 src1, src2; + + if (gen_trap_ifnofpu(dc)) { + return true; + } + + gen_op_clear_ieee_excp_and_FTT(); + src1 = gen_load_fpr_F(dc, a->rs1); + src2 = gen_load_fpr_F(dc, a->rs2); + func(src1, tcg_env, src1, src2); + gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env); + gen_store_fpr_F(dc, a->rd, src1); + return advance_pc(dc); +} + +TRANS(FADDs, ALL, do_env_fff, a, gen_helper_fadds) +TRANS(FSUBs, ALL, do_env_fff, a, gen_helper_fsubs) +TRANS(FMULs, ALL, do_env_fff, a, gen_helper_fmuls) +TRANS(FDIVs, ALL, do_env_fff, a, gen_helper_fdivs) + static bool do_ddd(DisasContext *dc, arg_r_r_r *a, void (*func)(TCGv_i64, TCGv_i64, TCGv_i64)) { @@ -5000,10 +5008,11 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) case 0x82: /* V9 fdtox */ case 0x88: /* V9 fxtod */ case 0x2b: /* fsqrtq */ - g_assert_not_reached(); /* in decodetree */ case 0x41: /* fadds */ - gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fadds); - break; + case 0x45: /* fsubs */ + case 0x49: /* fmuls */ + case 0x4d: /* fdivs */ + g_assert_not_reached(); /* in decodetree */ case 0x42: /* faddd */ gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_faddd); break; @@ -5011,9 +5020,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) CHECK_FPU_FEATURE(dc, FLOAT128); gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_faddq); break; - case 0x45: /* fsubs */ - gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fsubs); - break; case 0x46: /* fsubd */ gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fsubd); break; @@ -5021,9 +5027,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) CHECK_FPU_FEATURE(dc, FLOAT128); gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fsubq); break; - case 0x49: /* fmuls */ - gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fmuls); - break; case 0x4a: /* fmuld */ gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmuld); break; @@ -5031,9 +5034,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) CHECK_FPU_FEATURE(dc, FLOAT128); gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fmulq); break; - case 0x4d: /* fdivs */ - gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fdivs); - break; case 0x4e: /* fdivd */ gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fdivd); break; |