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Date: Tue, 9 Jun 2020 18:28:22 +0200 Message-Id: <1591720118-7378-5-git-send-email-aleksandar.qemu.devel@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1591720118-7378-1-git-send-email-aleksandar.qemu.devel@gmail.com> References: <1591720118-7378-1-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::42a; envelope-from=aleksandar.qemu.devel@gmail.com; helo=mail-wr1-x42a.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: <20200518200920.17344-3-aleksandar.qemu.devel@gmail.com> --- target/mips/fpu_helper.c | 37 ++++++++++++++++++++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-) diff --git a/target/mips/fpu_helper.c b/target/mips/fpu_helper.c index 984f3f4..715a872 100644 --- a/target/mips/fpu_helper.c +++ b/target/mips/fpu_helper.c @@ -1208,7 +1208,6 @@ uint64_t helper_float_ ## name ## _ps(CPUMIPSState *e= nv, \ return ((uint64_t)wth2 << 32) | wt2; \ } =20 -FLOAT_BINOP(sub) FLOAT_BINOP(mul) FLOAT_BINOP(div) #undef FLOAT_BINOP @@ -1249,6 +1248,42 @@ uint64_t helper_float_add_ps(CPUMIPSState *env, return ((uint64_t)wth2 << 32) | wtl2; } =20 +uint64_t helper_float_sub_d(CPUMIPSState *env, + uint64_t fdt0, uint64_t fdt1) +{ + uint64_t dt2; + + dt2 =3D float64_sub(fdt0, fdt1, &env->active_fpu.fp_status); + update_fcr31(env, GETPC()); + return dt2; +} + +uint32_t helper_float_sub_s(CPUMIPSState *env, + uint32_t fst0, uint32_t fst1) +{ + uint32_t wt2; + + wt2 =3D float32_sub(fst0, fst1, &env->active_fpu.fp_status); + update_fcr31(env, GETPC()); + return wt2; +} + +uint64_t helper_float_sub_ps(CPUMIPSState *env, + uint64_t fdt0, uint64_t fdt1) +{ + 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 wtl2; + uint32_t wth2; + + wtl2 =3D float32_sub(fstl0, fstl1, &env->active_fpu.fp_status); + wth2 =3D float32_sub(fsth0, fsth1, &env->active_fpu.fp_status); + update_fcr31(env, GETPC()); + return ((uint64_t)wth2 << 32) | wtl2; +} + =20 /* MIPS specific binary operations */ uint64_t helper_float_recip2_d(CPUMIPSState *env, uint64_t fdt0, uint64_t = fdt2) --=20 2.7.4