From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56542) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z0em4-0003Y1-9M for qemu-devel@nongnu.org; Thu, 04 Jun 2015 19:42:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Z0em0-0001xr-59 for qemu-devel@nongnu.org; Thu, 04 Jun 2015 19:42:12 -0400 Received: from cantor2.suse.de ([195.135.220.15]:48795 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z0elz-0001xF-Tb for qemu-devel@nongnu.org; Thu, 04 Jun 2015 19:42:08 -0400 From: Alexander Graf Date: Fri, 5 Jun 2015 01:41:44 +0200 Message-Id: <1433461324-23584-15-git-send-email-agraf@suse.de> In-Reply-To: <1433461324-23584-1-git-send-email-agraf@suse.de> References: <1433461324-23584-1-git-send-email-agraf@suse.de> Subject: [Qemu-devel] [PULL 14/34] target-s390x: silence NaNs for LOAD LENGTHENED and LOAD ROUNDED List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, aurel@aurel32.net, Aurelien Jarno , rth@twiddle.net From: Aurelien Jarno LOAD LENGTHENED and LOAD ROUNDED are considered as FP operations and thus need to convert input sNaN into corresponding qNaN. Signed-off-by: Aurelien Jarno Signed-off-by: Alexander Graf --- target-s390x/fpu_helper.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/target-s390x/fpu_helper.c b/target-s390x/fpu_helper.c index b946ec1..96eabb6 100644 --- a/target-s390x/fpu_helper.c +++ b/target-s390x/fpu_helper.c @@ -265,7 +265,7 @@ uint64_t HELPER(ldeb)(CPUS390XState *env, uint64_t f2) { float64 ret = float32_to_float64(f2, &env->fpu_status); handle_exceptions(env, GETPC()); - return ret; + return float64_maybe_silence_nan(ret); } /* convert 128-bit float to 64-bit float */ @@ -273,7 +273,7 @@ uint64_t HELPER(ldxb)(CPUS390XState *env, uint64_t ah, uint64_t al) { float64 ret = float128_to_float64(make_float128(ah, al), &env->fpu_status); handle_exceptions(env, GETPC()); - return ret; + return float64_maybe_silence_nan(ret); } /* convert 64-bit float to 128-bit float */ @@ -281,7 +281,7 @@ uint64_t HELPER(lxdb)(CPUS390XState *env, uint64_t f2) { float128 ret = float64_to_float128(f2, &env->fpu_status); handle_exceptions(env, GETPC()); - return RET128(ret); + return RET128(float128_maybe_silence_nan(ret)); } /* convert 32-bit float to 128-bit float */ @@ -289,7 +289,7 @@ uint64_t HELPER(lxeb)(CPUS390XState *env, uint64_t f2) { float128 ret = float32_to_float128(f2, &env->fpu_status); handle_exceptions(env, GETPC()); - return RET128(ret); + return RET128(float128_maybe_silence_nan(ret)); } /* convert 64-bit float to 32-bit float */ @@ -297,7 +297,7 @@ uint64_t HELPER(ledb)(CPUS390XState *env, uint64_t f2) { float32 ret = float64_to_float32(f2, &env->fpu_status); handle_exceptions(env, GETPC()); - return ret; + return float32_maybe_silence_nan(ret); } /* convert 128-bit float to 32-bit float */ @@ -305,7 +305,7 @@ uint64_t HELPER(lexb)(CPUS390XState *env, uint64_t ah, uint64_t al) { float32 ret = float128_to_float32(make_float128(ah, al), &env->fpu_status); handle_exceptions(env, GETPC()); - return ret; + return float32_maybe_silence_nan(ret); } /* 32-bit FP compare */ -- 1.7.12.4