From d345df7a3f1336ceb0537c1fa0a7261030426768 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Fri, 2 Mar 2018 10:45:42 +0000 Subject: target/arm: Decode aa64 armv8.1 scalar/vector x indexed element MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Alex Bennée Signed-off-by: Richard Henderson Message-id: 20180228193125.20577-7-richard.henderson@linaro.org Signed-off-by: Peter Maydell --- target/arm/translate-a64.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'target') diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index ae16313eb0..e4d2d548ba 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -11987,6 +11987,13 @@ static void disas_simd_indexed(DisasContext *s, uint32_t insn) case 0x19: /* FMULX */ is_fp = true; break; + case 0x1d: /* SQRDMLAH */ + case 0x1f: /* SQRDMLSH */ + if (!arm_dc_feature(s, ARM_FEATURE_V8_RDM)) { + unallocated_encoding(s); + return; + } + break; default: unallocated_encoding(s); return; @@ -12230,6 +12237,28 @@ static void disas_simd_indexed(DisasContext *s, uint32_t insn) tcg_op, tcg_idx); } break; + case 0x1d: /* SQRDMLAH */ + read_vec_element_i32(s, tcg_res, rd, pass, + is_scalar ? size : MO_32); + if (size == 1) { + gen_helper_neon_qrdmlah_s16(tcg_res, cpu_env, + tcg_op, tcg_idx, tcg_res); + } else { + gen_helper_neon_qrdmlah_s32(tcg_res, cpu_env, + tcg_op, tcg_idx, tcg_res); + } + break; + case 0x1f: /* SQRDMLSH */ + read_vec_element_i32(s, tcg_res, rd, pass, + is_scalar ? size : MO_32); + if (size == 1) { + gen_helper_neon_qrdmlsh_s16(tcg_res, cpu_env, + tcg_op, tcg_idx, tcg_res); + } else { + gen_helper_neon_qrdmlsh_s32(tcg_res, cpu_env, + tcg_op, tcg_idx, tcg_res); + } + break; default: g_assert_not_reached(); } -- cgit v1.2.3