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Date: Sun, 7 Jun 2020 21:46:14 +0200 Message-Id: <1591559185-31287-11-git-send-email-aleksandar.qemu.devel@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1591559185-31287-1-git-send-email-aleksandar.qemu.devel@gmail.com> References: <1591559185-31287-1-git-send-email-aleksandar.qemu.devel@gmail.com> Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::431; envelope-from=aleksandar.qemu.devel@gmail.com; helo=mail-wr1-x431.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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Reviewed-by: Aleksandar Rikalo Signed-off-by: Aleksandar Markovic Message-Id: <20200518200920.17344-9-aleksandar.qemu.devel@gmail.com> --- target/mips/fpu_helper.c | 44 +++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 43 insertions(+), 1 deletion(-) diff --git a/target/mips/fpu_helper.c b/target/mips/fpu_helper.c index e37fc40..d4c065f 100644 --- a/target/mips/fpu_helper.c +++ b/target/mips/fpu_helper.c @@ -1495,7 +1495,6 @@ uint64_t helper_float_ ## name ## _ps(CPUMIPSState *e= nv, \ update_fcr31(env, GETPC()); \ return ((uint64_t)fsth0 << 32) | fst0; \ } -FLOAT_FMA(nmadd, float_muladd_negate_result) FLOAT_FMA(nmsub, float_muladd_negate_result | float_muladd_negate_c) #undef FLOAT_FMA =20 @@ -1577,6 +1576,49 @@ uint64_t helper_float_msub_ps(CPUMIPSState *env, uin= t64_t fdt0, return ((uint64_t)fsth0 << 32) | fstl0; } =20 +uint64_t helper_float_nmadd_d(CPUMIPSState *env, uint64_t fst0, + uint64_t fst1, uint64_t fst2) +{ + fst0 =3D float64_mul(fst0, fst1, &env->active_fpu.fp_status); + fst0 =3D float64_add(fst0, fst2, &env->active_fpu.fp_status); + fst0 =3D float64_chs(fst0); + + update_fcr31(env, GETPC()); + return fst0; +} + +uint32_t helper_float_nmadd_s(CPUMIPSState *env, uint32_t fst0, + uint32_t fst1, uint32_t fst2) +{ + fst0 =3D float32_mul(fst0, fst1, &env->active_fpu.fp_status); + fst0 =3D float32_add(fst0, fst2, &env->active_fpu.fp_status); + fst0 =3D float32_chs(fst0); + + update_fcr31(env, GETPC()); + return fst0; +} + +uint64_t helper_float_nmadd_ps(CPUMIPSState *env, uint64_t fdt0, + uint64_t fdt1, uint64_t fdt2) +{ + uint32_t fstl0 =3D fdt0 & 0XFFFFFFFF; + uint32_t fsth0 =3D fdt0 >> 32; + uint32_t fstl1 =3D fdt1 & 0XFFFFFFFF; + uint32_t fsth1 =3D fdt1 >> 32; + uint32_t fstl2 =3D fdt2 & 0XFFFFFFFF; + uint32_t fsth2 =3D fdt2 >> 32; + + fstl0 =3D float32_mul(fstl0, fstl1, &env->active_fpu.fp_status); + fstl0 =3D float32_add(fstl0, fstl2, &env->active_fpu.fp_status); + fstl0 =3D float32_chs(fstl0); + fsth0 =3D float32_mul(fsth0, fsth1, &env->active_fpu.fp_status); + fsth0 =3D float32_add(fsth0, fsth2, &env->active_fpu.fp_status); + fsth0 =3D float32_chs(fsth0); + + update_fcr31(env, GETPC()); + return ((uint64_t)fsth0 << 32) | fstl0; +} + =20 #define FLOAT_FMADDSUB(name, bits, muladd_arg) \ uint ## bits ## _t helper_float_ ## name(CPUMIPSState *env, \ --=20 2.7.4