Commit e4717ae0 authored by Richard Henderson's avatar Richard Henderson Committed by Peter Maydell
Browse files

target/arm: Use gvec for NEON_3R_VADD_VSUB insns 



Signed-off-by: default avatarRichard Henderson <richard.henderson@linaro.org>
Message-id: 20181011205206.3552-10-richard.henderson@linaro.org
Reviewed-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent eabcd6fa

target/arm/translate.c

+10 −19
Original line number Diff line number Diff line
@@ -5949,6 +5949,16 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) 
                break;

            }

            return 0;



        case NEON_3R_VADD_VSUB:

            if (u) {

                tcg_gen_gvec_sub(size, rd_ofs, rn_ofs, rm_ofs,

                                 vec_size, vec_size);

            } else {

                tcg_gen_gvec_add(size, rd_ofs, rn_ofs, rm_ofs,

                                 vec_size, vec_size);

            }

            return 0;

        }

        if (size == 3) {

            /* 64-bit element instructions. */
@@ -6006,13 +6016,6 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) 
                                                  cpu_V1, cpu_V0);

                    }

                    break;

                case NEON_3R_VADD_VSUB:

                    if (u) {

                        tcg_gen_sub_i64(CPU_V001);

                    } else {

                        tcg_gen_add_i64(CPU_V001);

                    }

                    break;

                default:

                    abort();

                }
@@ -6147,18 +6150,6 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) 
            tmp2 = neon_load_reg(rd, pass);

            gen_neon_add(size, tmp, tmp2);

            break;

        case NEON_3R_VADD_VSUB:

            if (!u) { /* VADD */

                gen_neon_add(size, tmp, tmp2);

            } else { /* VSUB */

                switch (size) {

                case 0: gen_helper_neon_sub_u8(tmp, tmp, tmp2); break;

                case 1: gen_helper_neon_sub_u16(tmp, tmp, tmp2); break;

                case 2: tcg_gen_sub_i32(tmp, tmp, tmp2); break;

                default: abort();

                }

            }

            break;

        case NEON_3R_VTST_VCEQ:

            if (!u) { /* VTST */

                switch (size) {