target/loongarch: Implement xvclo xvclz

This patch includes: - XVCLO.{B/H/W/D}; - XVCLZ.{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-43-gaosong@loongson.cn>
qemu · Sep 20, 2023 · 12ad133 · 12ad133
1 parent 77fca79
commit 12ad133
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Showing 4 changed files with 28 additions and 1 deletion.
diff --git a/target/loongarch/disas.c b/target/loongarch/disas.c
@@ -2196,6 +2196,15 @@ INSN_LASX(xvssrarni_hu_w,    vv_i)
 INSN_LASX(xvssrarni_wu_d,    vv_i)
 INSN_LASX(xvssrarni_du_q,    vv_i)
 
+INSN_LASX(xvclo_b,           vv)
+INSN_LASX(xvclo_h,           vv)
+INSN_LASX(xvclo_w,           vv)
+INSN_LASX(xvclo_d,           vv)
+INSN_LASX(xvclz_b,           vv)
+INSN_LASX(xvclz_h,           vv)
+INSN_LASX(xvclz_w,           vv)
+INSN_LASX(xvclz_d,           vv)
+
 INSN_LASX(xvreplgr2vr_b,     vr)
 INSN_LASX(xvreplgr2vr_h,     vr)
 INSN_LASX(xvreplgr2vr_w,     vr)

diff --git a/target/loongarch/insn_trans/trans_vec.c.inc b/target/loongarch/insn_trans/trans_vec.c.inc
@@ -3949,6 +3949,14 @@ TRANS(vclz_b, LSX, gen_vv, gen_helper_vclz_b)
 TRANS(vclz_h, LSX, gen_vv, gen_helper_vclz_h)
 TRANS(vclz_w, LSX, gen_vv, gen_helper_vclz_w)
 TRANS(vclz_d, LSX, gen_vv, gen_helper_vclz_d)
+TRANS(xvclo_b, LASX, gen_xx, gen_helper_vclo_b)
+TRANS(xvclo_h, LASX, gen_xx, gen_helper_vclo_h)
+TRANS(xvclo_w, LASX, gen_xx, gen_helper_vclo_w)
+TRANS(xvclo_d, LASX, gen_xx, gen_helper_vclo_d)
+TRANS(xvclz_b, LASX, gen_xx, gen_helper_vclz_b)
+TRANS(xvclz_h, LASX, gen_xx, gen_helper_vclz_h)
+TRANS(xvclz_w, LASX, gen_xx, gen_helper_vclz_w)
+TRANS(xvclz_d, LASX, gen_xx, gen_helper_vclz_d)
 
 TRANS(vpcnt_b, LSX, gen_vv, gen_helper_vpcnt_b)
 TRANS(vpcnt_h, LSX, gen_vv, gen_helper_vpcnt_h)

diff --git a/target/loongarch/insns.decode b/target/loongarch/insns.decode
@@ -1770,6 +1770,15 @@ xvssrarni_hu_w   0111 01110110 11001 ..... ..... .....    @vv_ui5
 xvssrarni_wu_d   0111 01110110 1101 ...... ..... .....    @vv_ui6
 xvssrarni_du_q   0111 01110110 111 ....... ..... .....    @vv_ui7
 
+xvclo_b          0111 01101001 11000 00000 ..... .....    @vv
+xvclo_h          0111 01101001 11000 00001 ..... .....    @vv
+xvclo_w          0111 01101001 11000 00010 ..... .....    @vv
+xvclo_d          0111 01101001 11000 00011 ..... .....    @vv
+xvclz_b          0111 01101001 11000 00100 ..... .....    @vv
+xvclz_h          0111 01101001 11000 00101 ..... .....    @vv
+xvclz_w          0111 01101001 11000 00110 ..... .....    @vv
+xvclz_d          0111 01101001 11000 00111 ..... .....    @vv
+
 xvreplgr2vr_b    0111 01101001 11110 00000 ..... .....    @vr
 xvreplgr2vr_h    0111 01101001 11110 00001 ..... .....    @vr
 xvreplgr2vr_w    0111 01101001 11110 00010 ..... .....    @vr

diff --git a/target/loongarch/vec_helper.c b/target/loongarch/vec_helper.c
@@ -2264,8 +2264,9 @@ void HELPER(NAME)(void *vd, void *vj, uint32_t desc) \
     int i;                                           \
     VReg *Vd = (VReg *)vd;                           \
     VReg *Vj = (VReg *)vj;                           \
+    int oprsz = simd_oprsz(desc);                    \
                                                      \
-    for (i = 0; i < LSX_LEN/BIT; i++)                \
+    for (i = 0; i < oprsz / (BIT / 8); i++)          \
     {                                                \
         Vd->E(i) = DO_OP(Vj->E(i));                  \
     }                                                \