From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54599) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c3lAv-0004yG-CB for qemu-devel@nongnu.org; Mon, 07 Nov 2016 09:45:30 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c3lAq-0006kG-Gw for qemu-devel@nongnu.org; Mon, 07 Nov 2016 09:45:29 -0500 Received: from mail.uni-paderborn.de ([131.234.142.9]:60315) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1c3lAq-0006iG-BE for qemu-devel@nongnu.org; Mon, 07 Nov 2016 09:45:24 -0500 From: Bastian Koppelmann Date: Mon, 7 Nov 2016 15:44:45 +0100 Message-Id: <20161107144445.14069-6-kbastian@mail.uni-paderborn.de> In-Reply-To: <20161107144445.14069-1-kbastian@mail.uni-paderborn.de> References: <20161107144445.14069-1-kbastian@mail.uni-paderborn.de> Subject: [Qemu-devel] [PATCH v2 5/5] target-tricore: Add updfl instruction List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: rth@twiddle.net Signed-off-by: Bastian Koppelmann --- target-tricore/fpu_helper.c | 12 ++++++++++++ target-tricore/helper.h | 1 + target-tricore/translate.c | 3 +++ 3 files changed, 16 insertions(+) diff --git a/target-tricore/fpu_helper.c b/target-tricore/fpu_helper.c index d530a0b..89de0ea 100644 --- a/target-tricore/fpu_helper.c +++ b/target-tricore/fpu_helper.c @@ -349,3 +349,15 @@ uint32_t helper_ftouz(CPUTriCoreState *env, uint32_t arg) } return result; } + +void helper_updfl(CPUTriCoreState *env, uint32_t arg) +{ + env->FPU_FS = extract32(arg, 7, 1) & extract32(arg, 15, 1); + env->FPU_FI = (extract32(arg, 6, 1) & extract32(arg, 14, 1)) << 31; + env->FPU_FV = (extract32(arg, 5, 1) & extract32(arg, 13, 1)) << 31; + env->FPU_FZ = (extract32(arg, 4, 1) & extract32(arg, 12, 1)) << 31; + env->FPU_FU = (extract32(arg, 3, 1) & extract32(arg, 11, 1)) << 31; + /* clear FX and RM */ + env->PSW &= ~(extract32(arg, 10, 1) << 26); + env->PSW |= (extract32(arg, 2, 1) & extract32(arg, 10, 1)) << 26; +} diff --git a/target-tricore/helper.h b/target-tricore/helper.h index c897a44..012ac96 100644 --- a/target-tricore/helper.h +++ b/target-tricore/helper.h @@ -115,6 +115,7 @@ DEF_HELPER_3(fcmp, i32, env, i32, i32) DEF_HELPER_2(ftoi, i32, env, i32) DEF_HELPER_2(itof, i32, env, i32) DEF_HELPER_2(ftouz, i32, env, i32) +DEF_HELPER_2(updfl, void, env, i32) /* dvinit */ DEF_HELPER_3(dvinit_b_13, i64, env, i32, i32) DEF_HELPER_3(dvinit_b_131, i64, env, i32, i32) diff --git a/target-tricore/translate.c b/target-tricore/translate.c index be9b6b4..a3f980a 100644 --- a/target-tricore/translate.c +++ b/target-tricore/translate.c @@ -6848,6 +6848,9 @@ static void decode_rr1_mul(CPUTriCoreState *env, DisasContext *ctx) GEN_HELPER_UU(mulr_h, cpu_gpr_d[r3], cpu_gpr_d[r1], cpu_gpr_d[r2], n); gen_calc_usb_mulr_h(cpu_gpr_d[r3]); break; + case OPC2_32_RR_UPDFL: + gen_helper_updfl(cpu_env, cpu_gpr_d[r1]); + break; default: generate_trap(ctx, TRAPC_INSN_ERR, TIN2_IOPC); } -- 2.10.2