From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46953) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eHuU3-0007sr-N1 for qemu-devel@nongnu.org; Thu, 23 Nov 2017 11:36:16 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eHuTz-0003Vb-UW for qemu-devel@nongnu.org; Thu, 23 Nov 2017 11:36:15 -0500 Received: from mout.kundenserver.de ([212.227.126.133]:50277) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1eHuTz-0003UH-JK for qemu-devel@nongnu.org; Thu, 23 Nov 2017 11:36:11 -0500 From: Laurent Vivier Date: Thu, 23 Nov 2017 17:35:38 +0100 Message-Id: <20171123163538.31411-6-laurent@vivier.eu> In-Reply-To: <20171123163538.31411-1-laurent@vivier.eu> References: <20171123163538.31411-1-laurent@vivier.eu> Subject: [Qemu-devel] [PATCH v2 5/5] target-m68k: add fscale, fgetman and fgetexp List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Thomas Huth , Aurelien Jarno , Richard Henderson , Laurent Vivier using floatx80_scale(), floatx80_getman() and floatx80_getexp() Signed-off-by: Laurent Vivier --- target/m68k/fpu_helper.c | 15 +++++++++++++++ target/m68k/helper.h | 3 +++ target/m68k/translate.c | 9 +++++++++ 3 files changed, 27 insertions(+) diff --git a/target/m68k/fpu_helper.c b/target/m68k/fpu_helper.c index dd8b6950d6..6be2b90eba 100644 --- a/target/m68k/fpu_helper.c +++ b/target/m68k/fpu_helper.c @@ -541,3 +541,18 @@ void HELPER(frem)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1) make_quotient(env, res->d); } + +void HELPER(fgetexp)(CPUM68KState *env, FPReg *res, FPReg *val) +{ + res->d = floatx80_getexp(val->d, &env->fp_status); +} + +void HELPER(fgetman)(CPUM68KState *env, FPReg *res, FPReg *val) +{ + res->d = floatx80_getman(val->d, &env->fp_status); +} + +void HELPER(fscale)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1) +{ + res->d = floatx80_scale(val1->d, val0->d, &env->fp_status); +} diff --git a/target/m68k/helper.h b/target/m68k/helper.h index ff9d99ae27..ccdda73187 100644 --- a/target/m68k/helper.h +++ b/target/m68k/helper.h @@ -63,6 +63,9 @@ DEF_HELPER_3(fmovemd_st_postinc, i32, env, i32, i32) DEF_HELPER_3(fmovemd_ld_postinc, i32, env, i32, i32) DEF_HELPER_4(fmod, void, env, fp, fp, fp) DEF_HELPER_4(frem, void, env, fp, fp, fp) +DEF_HELPER_3(fgetexp, void, env, fp, fp) +DEF_HELPER_3(fgetman, void, env, fp, fp) +DEF_HELPER_4(fscale, void, env, fp, fp, fp) DEF_HELPER_3(mac_move, void, env, i32, i32) DEF_HELPER_3(macmulf, i64, env, i32, i32) diff --git a/target/m68k/translate.c b/target/m68k/translate.c index 66f873899f..c0c2e8c757 100644 --- a/target/m68k/translate.c +++ b/target/m68k/translate.c @@ -4677,6 +4677,12 @@ DISAS_INSN(fpu) case 0x5e: /* fdneg */ gen_helper_fdneg(cpu_env, cpu_dest, cpu_src); break; + case 0x1e: /* fgetexp */ + gen_helper_fgetexp(cpu_env, cpu_dest, cpu_src); + break; + case 0x1f: /* fgetman */ + gen_helper_fgetman(cpu_env, cpu_dest, cpu_src); + break; case 0x20: /* fdiv */ gen_helper_fdiv(cpu_env, cpu_dest, cpu_src, cpu_dest); break; @@ -4713,6 +4719,9 @@ DISAS_INSN(fpu) case 0x25: /* frem */ gen_helper_frem(cpu_env, cpu_dest, cpu_src, cpu_dest); break; + case 0x26: /* fscale */ + gen_helper_fscale(cpu_env, cpu_dest, cpu_src, cpu_dest); + break; case 0x27: /* fsglmul */ gen_helper_fsglmul(cpu_env, cpu_dest, cpu_src, cpu_dest); break; -- 2.13.6