diff options
Diffstat (limited to 'target/arm/translate-vfp.inc.c')
| -rw-r--r-- | target/arm/translate-vfp.inc.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/target/arm/translate-vfp.inc.c b/target/arm/translate-vfp.inc.c index a19ede8..e94a8f2 100644 --- a/target/arm/translate-vfp.inc.c +++ b/target/arm/translate-vfp.inc.c @@ -2157,3 +2157,166 @@ static bool trans_VCVT_f16_f64(DisasContext *s, arg_VCVT_f16_f64 *a) tcg_temp_free_i32(tmp); return true; } + +static bool trans_VRINTR_sp(DisasContext *s, arg_VRINTR_sp *a) +{ + TCGv_ptr fpst; + TCGv_i32 tmp; + + if (!dc_isar_feature(aa32_vrint, s)) { + return false; + } + + if (!vfp_access_check(s)) { + return true; + } + + tmp = tcg_temp_new_i32(); + neon_load_reg32(tmp, a->vm); + fpst = get_fpstatus_ptr(false); + gen_helper_rints(tmp, tmp, fpst); + neon_store_reg32(tmp, a->vd); + tcg_temp_free_ptr(fpst); + tcg_temp_free_i32(tmp); + return true; +} + +static bool trans_VRINTR_dp(DisasContext *s, arg_VRINTR_sp *a) +{ + TCGv_ptr fpst; + TCGv_i64 tmp; + + if (!dc_isar_feature(aa32_vrint, s)) { + return false; + } + + /* UNDEF accesses to D16-D31 if they don't exist. */ + if (!dc_isar_feature(aa32_fp_d32, s) && ((a->vd | a->vm) & 0x10)) { + return false; + } + + if (!vfp_access_check(s)) { + return true; + } + + tmp = tcg_temp_new_i64(); + neon_load_reg64(tmp, a->vm); + fpst = get_fpstatus_ptr(false); + gen_helper_rintd(tmp, tmp, fpst); + neon_store_reg64(tmp, a->vd); + tcg_temp_free_ptr(fpst); + tcg_temp_free_i64(tmp); + return true; +} + +static bool trans_VRINTZ_sp(DisasContext *s, arg_VRINTZ_sp *a) +{ + TCGv_ptr fpst; + TCGv_i32 tmp; + TCGv_i32 tcg_rmode; + + if (!dc_isar_feature(aa32_vrint, s)) { + return false; + } + + if (!vfp_access_check(s)) { + return true; + } + + tmp = tcg_temp_new_i32(); + neon_load_reg32(tmp, a->vm); + fpst = get_fpstatus_ptr(false); + tcg_rmode = tcg_const_i32(float_round_to_zero); + gen_helper_set_rmode(tcg_rmode, tcg_rmode, fpst); + gen_helper_rints(tmp, tmp, fpst); + gen_helper_set_rmode(tcg_rmode, tcg_rmode, fpst); + neon_store_reg32(tmp, a->vd); + tcg_temp_free_ptr(fpst); + tcg_temp_free_i32(tcg_rmode); + tcg_temp_free_i32(tmp); + return true; +} + +static bool trans_VRINTZ_dp(DisasContext *s, arg_VRINTZ_sp *a) +{ + TCGv_ptr fpst; + TCGv_i64 tmp; + TCGv_i32 tcg_rmode; + + if (!dc_isar_feature(aa32_vrint, s)) { + return false; + } + + /* UNDEF accesses to D16-D31 if they don't exist. */ + if (!dc_isar_feature(aa32_fp_d32, s) && ((a->vd | a->vm) & 0x10)) { + return false; + } + + if (!vfp_access_check(s)) { + return true; + } + + tmp = tcg_temp_new_i64(); + neon_load_reg64(tmp, a->vm); + fpst = get_fpstatus_ptr(false); + tcg_rmode = tcg_const_i32(float_round_to_zero); + gen_helper_set_rmode(tcg_rmode, tcg_rmode, fpst); + gen_helper_rintd(tmp, tmp, fpst); + gen_helper_set_rmode(tcg_rmode, tcg_rmode, fpst); + neon_store_reg64(tmp, a->vd); + tcg_temp_free_ptr(fpst); + tcg_temp_free_i64(tmp); + tcg_temp_free_i32(tcg_rmode); + return true; +} + +static bool trans_VRINTX_sp(DisasContext *s, arg_VRINTX_sp *a) +{ + TCGv_ptr fpst; + TCGv_i32 tmp; + + if (!dc_isar_feature(aa32_vrint, s)) { + return false; + } + + if (!vfp_access_check(s)) { + return true; + } + + tmp = tcg_temp_new_i32(); + neon_load_reg32(tmp, a->vm); + fpst = get_fpstatus_ptr(false); + gen_helper_rints_exact(tmp, tmp, fpst); + neon_store_reg32(tmp, a->vd); + tcg_temp_free_ptr(fpst); + tcg_temp_free_i32(tmp); + return true; +} + +static bool trans_VRINTX_dp(DisasContext *s, arg_VRINTX_dp *a) +{ + TCGv_ptr fpst; + TCGv_i64 tmp; + + if (!dc_isar_feature(aa32_vrint, s)) { + return false; + } + + /* UNDEF accesses to D16-D31 if they don't exist. */ + if (!dc_isar_feature(aa32_fp_d32, s) && ((a->vd | a->vm) & 0x10)) { + return false; + } + + if (!vfp_access_check(s)) { + return true; + } + + tmp = tcg_temp_new_i64(); + neon_load_reg64(tmp, a->vm); + fpst = get_fpstatus_ptr(false); + gen_helper_rintd_exact(tmp, tmp, fpst); + neon_store_reg64(tmp, a->vd); + tcg_temp_free_ptr(fpst); + tcg_temp_free_i64(tmp); + return true; +} |