From: Richard Henderson <richard.henderson@linaro.org>
Date: Thu, 16 Aug 2018 13:05:29 +0000 (+0100)
Subject: target/arm: Use fp_status_fp16 for do_fmpa_zpzzz_h
X-Git-Tag: v3.0.1~91
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=aff596dcf4b153fba057c69e01fcb0a4e0744f23;p=thirdparty%2Fqemu.git

target/arm: Use fp_status_fp16 for do_fmpa_zpzzz_h

This makes float16_muladd correctly use FZ16 not FZ.

Fixes: 6ceabaad110
Cc: qemu-stable@nongnu.org (3.0.1)
Reported-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Tested-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Message-id: 20180810193129.1556-4-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
(cherry picked from commit 52a339b11d1719a6589de40606859939875fda9a)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
---

diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index e03f954a264..0f980972535 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -3358,7 +3358,7 @@ static void do_fmla_zpzzz_h(CPUARMState *env, void *vg, uint32_t desc,
                 e1 = *(uint16_t *)(vn + H1_2(i)) ^ neg1;
                 e2 = *(uint16_t *)(vm + H1_2(i));
                 e3 = *(uint16_t *)(va + H1_2(i)) ^ neg3;
-                r = float16_muladd(e1, e2, e3, 0, &env->vfp.fp_status);
+                r = float16_muladd(e1, e2, e3, 0, &env->vfp.fp_status_f16);
                 *(uint16_t *)(vd + H1_2(i)) = r;
             }
         } while (i & 63);