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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-10-11 16:16:54 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-10-25 01:01:13 -0700 |
| commit | 5e3b17bbe9cc49c67d68f4a676113361944c8709 (patch) | |
| tree | 1d6a7c3a4a85a76e71fa1ab61d4917f42b2dd97d /target | |
| parent | ff4c711b8d01608c4589cead0e2f650588d4b804 (diff) | |
| download | qemu-5e3b17bbe9cc49c67d68f4a676113361944c8709.zip qemu-5e3b17bbe9cc49c67d68f4a676113361944c8709.tar.gz qemu-5e3b17bbe9cc49c67d68f4a676113361944c8709.tar.bz2 | |
target/sparc: Move FDMULQ to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target')
| -rw-r--r-- | target/sparc/insns.decode | 1 | ||||
| -rw-r--r-- | target/sparc/translate.c | 41 |
2 files changed, 23 insertions, 19 deletions
diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode index 6817d52..a19d191 100644 --- a/target/sparc/insns.decode +++ b/target/sparc/insns.decode @@ -261,6 +261,7 @@ FDIVs 10 ..... 110100 ..... 0 0100 1101 ..... @r_r_r FDIVd 10 ..... 110100 ..... 0 0100 1110 ..... @r_r_r FDIVq 10 ..... 110100 ..... 0 0100 1111 ..... @r_r_r FsMULd 10 ..... 110100 ..... 0 0110 1001 ..... @r_r_r +FdMULq 10 ..... 110100 ..... 0 0110 1110 ..... @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 6626042..2964376 100644 --- a/target/sparc/translate.c +++ b/target/sparc/translate.c @@ -1669,21 +1669,6 @@ static void gen_ne_fop_QQ(DisasContext *dc, int rd, int rs, } #endif -static void gen_fop_QDD(DisasContext *dc, int rd, int rs1, int rs2, - void (*gen)(TCGv_ptr, TCGv_i64, TCGv_i64)) -{ - TCGv_i64 src1, src2; - - src1 = gen_load_fpr_D(dc, rs1); - src2 = gen_load_fpr_D(dc, rs2); - - gen(tcg_env, src1, src2); - gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env); - - gen_op_store_QT0_fpr(QFPREG(rd)); - gen_update_fprs_dirty(dc, QFPREG(rd)); -} - #ifdef TARGET_SPARC64 static void gen_fop_DF(DisasContext *dc, int rd, int rs, void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i32)) @@ -4982,6 +4967,27 @@ TRANS(FSUBq, ALL, do_env_qqq, a, gen_helper_fsubq) TRANS(FMULq, ALL, do_env_qqq, a, gen_helper_fmulq) TRANS(FDIVq, ALL, do_env_qqq, a, gen_helper_fdivq) +static bool trans_FdMULq(DisasContext *dc, arg_r_r_r *a) +{ + TCGv_i64 src1, src2; + + if (gen_trap_ifnofpu(dc)) { + return true; + } + if (gen_trap_float128(dc)) { + return true; + } + + gen_op_clear_ieee_excp_and_FTT(); + src1 = gen_load_fpr_D(dc, a->rs1); + src2 = gen_load_fpr_D(dc, a->rs2); + gen_helper_fdmulq(tcg_env, src1, src2); + gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env); + gen_op_store_QT0_fpr(QFPREG(a->rd)); + gen_update_fprs_dirty(dc, QFPREG(a->rd)); + return advance_pc(dc); +} + #define CHECK_IU_FEATURE(dc, FEATURE) \ if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \ goto illegal_insn; @@ -5048,11 +5054,8 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) case 0x4b: /* fmulq */ case 0x4f: /* fdivq */ case 0x69: /* fsmuld */ - g_assert_not_reached(); /* in decodetree */ case 0x6e: /* fdmulq */ - CHECK_FPU_FEATURE(dc, FLOAT128); - gen_fop_QDD(dc, rd, rs1, rs2, gen_helper_fdmulq); - break; + g_assert_not_reached(); /* in decodetree */ case 0xc6: /* fdtos */ gen_fop_FD(dc, rd, rs2, gen_helper_fdtos); break; |