target/loongarch: Implement LASX fpu fcvt instructions

This patch includes:
- XVFCVT{L/H}.{S.H/D.S};
- XVFCVT.{H.S/S.D};
- XVFRINT[{RNE/RZ/RP/RM}].{S/D};
- XVFTINT[{RNE/RZ/RP/RM}].{W.S/L.D};
- XVFTINT[RZ].{WU.S/LU.D};
- XVFTINT[{RNE/RZ/RP/RM}].W.D;
- XVFTINT[{RNE/RZ/RP/RM}]{L/H}.L.S;
- XVFFINT.{S.W/D.L}[U];
- X[CVFFINT.S.L, VFFINT{L/H}.D.W.

Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230914022645.1151356-48-gaosong@loongson.cn>

4 files changed, 315 insertions, 86 deletions

diff --git a/target/loongarch/disas.c b/target/loongarch/disas.c
index 1fb9d7e..f1a1321 100644
--- a/target/loongarch/disas.c
+++ b/target/loongarch/disas.c
@@ -2286,6 +2286,62 @@ INSN_LASX(xvfrecip_d,        vv)
 INSN_LASX(xvfrsqrt_s,        vv)
 INSN_LASX(xvfrsqrt_d,        vv)
 
+INSN_LASX(xvfcvtl_s_h,       vv)
+INSN_LASX(xvfcvth_s_h,       vv)
+INSN_LASX(xvfcvtl_d_s,       vv)
+INSN_LASX(xvfcvth_d_s,       vv)
+INSN_LASX(xvfcvt_h_s,        vvv)
+INSN_LASX(xvfcvt_s_d,        vvv)
+
+INSN_LASX(xvfrint_s,         vv)
+INSN_LASX(xvfrint_d,         vv)
+INSN_LASX(xvfrintrm_s,       vv)
+INSN_LASX(xvfrintrm_d,       vv)
+INSN_LASX(xvfrintrp_s,       vv)
+INSN_LASX(xvfrintrp_d,       vv)
+INSN_LASX(xvfrintrz_s,       vv)
+INSN_LASX(xvfrintrz_d,       vv)
+INSN_LASX(xvfrintrne_s,      vv)
+INSN_LASX(xvfrintrne_d,      vv)
+
+INSN_LASX(xvftint_w_s,       vv)
+INSN_LASX(xvftint_l_d,       vv)
+INSN_LASX(xvftintrm_w_s,     vv)
+INSN_LASX(xvftintrm_l_d,     vv)
+INSN_LASX(xvftintrp_w_s,     vv)
+INSN_LASX(xvftintrp_l_d,     vv)
+INSN_LASX(xvftintrz_w_s,     vv)
+INSN_LASX(xvftintrz_l_d,     vv)
+INSN_LASX(xvftintrne_w_s,    vv)
+INSN_LASX(xvftintrne_l_d,    vv)
+INSN_LASX(xvftint_wu_s,      vv)
+INSN_LASX(xvftint_lu_d,      vv)
+INSN_LASX(xvftintrz_wu_s,    vv)
+INSN_LASX(xvftintrz_lu_d,    vv)
+INSN_LASX(xvftint_w_d,       vvv)
+INSN_LASX(xvftintrm_w_d,     vvv)
+INSN_LASX(xvftintrp_w_d,     vvv)
+INSN_LASX(xvftintrz_w_d,     vvv)
+INSN_LASX(xvftintrne_w_d,    vvv)
+INSN_LASX(xvftintl_l_s,      vv)
+INSN_LASX(xvftinth_l_s,      vv)
+INSN_LASX(xvftintrml_l_s,    vv)
+INSN_LASX(xvftintrmh_l_s,    vv)
+INSN_LASX(xvftintrpl_l_s,    vv)
+INSN_LASX(xvftintrph_l_s,    vv)
+INSN_LASX(xvftintrzl_l_s,    vv)
+INSN_LASX(xvftintrzh_l_s,    vv)
+INSN_LASX(xvftintrnel_l_s,   vv)
+INSN_LASX(xvftintrneh_l_s,   vv)
+
+INSN_LASX(xvffint_s_w,       vv)
+INSN_LASX(xvffint_s_wu,      vv)
+INSN_LASX(xvffint_d_l,       vv)
+INSN_LASX(xvffint_d_lu,      vv)
+INSN_LASX(xvffintl_d_w,      vv)
+INSN_LASX(xvffinth_d_w,      vv)
+INSN_LASX(xvffint_s_l,       vvv)
+
 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
index a7f6929..9ee3e61 100644
--- a/target/loongarch/insn_trans/trans_vec.c.inc
+++ b/target/loongarch/insn_trans/trans_vec.c.inc
@@ -4403,6 +4403,12 @@ TRANS(vfcvtl_d_s, LSX, gen_vv_ptr, gen_helper_vfcvtl_d_s)
 TRANS(vfcvth_d_s, LSX, gen_vv_ptr, gen_helper_vfcvth_d_s)
 TRANS(vfcvt_h_s, LSX, gen_vvv_ptr, gen_helper_vfcvt_h_s)
 TRANS(vfcvt_s_d, LSX, gen_vvv_ptr, gen_helper_vfcvt_s_d)
+TRANS(xvfcvtl_s_h, LASX, gen_xx_ptr, gen_helper_vfcvtl_s_h)
+TRANS(xvfcvth_s_h, LASX, gen_xx_ptr, gen_helper_vfcvth_s_h)
+TRANS(xvfcvtl_d_s, LASX, gen_xx_ptr, gen_helper_vfcvtl_d_s)
+TRANS(xvfcvth_d_s, LASX, gen_xx_ptr, gen_helper_vfcvth_d_s)
+TRANS(xvfcvt_h_s, LASX, gen_xxx_ptr, gen_helper_vfcvt_h_s)
+TRANS(xvfcvt_s_d, LASX, gen_xxx_ptr, gen_helper_vfcvt_s_d)
 
 TRANS(vfrintrne_s, LSX, gen_vv_ptr, gen_helper_vfrintrne_s)
 TRANS(vfrintrne_d, LSX, gen_vv_ptr, gen_helper_vfrintrne_d)
@@ -4414,6 +4420,16 @@ TRANS(vfrintrm_s, LSX, gen_vv_ptr, gen_helper_vfrintrm_s)
 TRANS(vfrintrm_d, LSX, gen_vv_ptr, gen_helper_vfrintrm_d)
 TRANS(vfrint_s, LSX, gen_vv_ptr, gen_helper_vfrint_s)
 TRANS(vfrint_d, LSX, gen_vv_ptr, gen_helper_vfrint_d)
+TRANS(xvfrintrne_s, LASX, gen_xx_ptr, gen_helper_vfrintrne_s)
+TRANS(xvfrintrne_d, LASX, gen_xx_ptr, gen_helper_vfrintrne_d)
+TRANS(xvfrintrz_s, LASX, gen_xx_ptr, gen_helper_vfrintrz_s)
+TRANS(xvfrintrz_d, LASX, gen_xx_ptr, gen_helper_vfrintrz_d)
+TRANS(xvfrintrp_s, LASX, gen_xx_ptr, gen_helper_vfrintrp_s)
+TRANS(xvfrintrp_d, LASX, gen_xx_ptr, gen_helper_vfrintrp_d)
+TRANS(xvfrintrm_s, LASX, gen_xx_ptr, gen_helper_vfrintrm_s)
+TRANS(xvfrintrm_d, LASX, gen_xx_ptr, gen_helper_vfrintrm_d)
+TRANS(xvfrint_s, LASX, gen_xx_ptr, gen_helper_vfrint_s)
+TRANS(xvfrint_d, LASX, gen_xx_ptr, gen_helper_vfrint_d)
 
 TRANS(vftintrne_w_s, LSX, gen_vv_ptr, gen_helper_vftintrne_w_s)
 TRANS(vftintrne_l_d, LSX, gen_vv_ptr, gen_helper_vftintrne_l_d)
@@ -4444,6 +4460,35 @@ TRANS(vftintrml_l_s, LSX, gen_vv_ptr, gen_helper_vftintrml_l_s)
 TRANS(vftintrmh_l_s, LSX, gen_vv_ptr, gen_helper_vftintrmh_l_s)
 TRANS(vftintl_l_s, LSX, gen_vv_ptr, gen_helper_vftintl_l_s)
 TRANS(vftinth_l_s, LSX, gen_vv_ptr, gen_helper_vftinth_l_s)
+TRANS(xvftintrne_w_s, LASX, gen_xx_ptr, gen_helper_vftintrne_w_s)
+TRANS(xvftintrne_l_d, LASX, gen_xx_ptr, gen_helper_vftintrne_l_d)
+TRANS(xvftintrz_w_s, LASX, gen_xx_ptr, gen_helper_vftintrz_w_s)
+TRANS(xvftintrz_l_d, LASX, gen_xx_ptr, gen_helper_vftintrz_l_d)
+TRANS(xvftintrp_w_s, LASX, gen_xx_ptr, gen_helper_vftintrp_w_s)
+TRANS(xvftintrp_l_d, LASX, gen_xx_ptr, gen_helper_vftintrp_l_d)
+TRANS(xvftintrm_w_s, LASX, gen_xx_ptr, gen_helper_vftintrm_w_s)
+TRANS(xvftintrm_l_d, LASX, gen_xx_ptr, gen_helper_vftintrm_l_d)
+TRANS(xvftint_w_s, LASX, gen_xx_ptr, gen_helper_vftint_w_s)
+TRANS(xvftint_l_d, LASX, gen_xx_ptr, gen_helper_vftint_l_d)
+TRANS(xvftintrz_wu_s, LASX, gen_xx_ptr, gen_helper_vftintrz_wu_s)
+TRANS(xvftintrz_lu_d, LASX, gen_xx_ptr, gen_helper_vftintrz_lu_d)
+TRANS(xvftint_wu_s, LASX, gen_xx_ptr, gen_helper_vftint_wu_s)
+TRANS(xvftint_lu_d, LASX, gen_xx_ptr, gen_helper_vftint_lu_d)
+TRANS(xvftintrne_w_d, LASX, gen_xxx_ptr, gen_helper_vftintrne_w_d)
+TRANS(xvftintrz_w_d, LASX, gen_xxx_ptr, gen_helper_vftintrz_w_d)
+TRANS(xvftintrp_w_d, LASX, gen_xxx_ptr, gen_helper_vftintrp_w_d)
+TRANS(xvftintrm_w_d, LASX, gen_xxx_ptr, gen_helper_vftintrm_w_d)
+TRANS(xvftint_w_d, LASX, gen_xxx_ptr, gen_helper_vftint_w_d)
+TRANS(xvftintrnel_l_s, LASX, gen_xx_ptr, gen_helper_vftintrnel_l_s)
+TRANS(xvftintrneh_l_s, LASX, gen_xx_ptr, gen_helper_vftintrneh_l_s)
+TRANS(xvftintrzl_l_s, LASX, gen_xx_ptr, gen_helper_vftintrzl_l_s)
+TRANS(xvftintrzh_l_s, LASX, gen_xx_ptr, gen_helper_vftintrzh_l_s)
+TRANS(xvftintrpl_l_s, LASX, gen_xx_ptr, gen_helper_vftintrpl_l_s)
+TRANS(xvftintrph_l_s, LASX, gen_xx_ptr, gen_helper_vftintrph_l_s)
+TRANS(xvftintrml_l_s, LASX, gen_xx_ptr, gen_helper_vftintrml_l_s)
+TRANS(xvftintrmh_l_s, LASX, gen_xx_ptr, gen_helper_vftintrmh_l_s)
+TRANS(xvftintl_l_s, LASX, gen_xx_ptr, gen_helper_vftintl_l_s)
+TRANS(xvftinth_l_s, LASX, gen_xx_ptr, gen_helper_vftinth_l_s)
 
 TRANS(vffint_s_w, LSX, gen_vv_ptr, gen_helper_vffint_s_w)
 TRANS(vffint_d_l, LSX, gen_vv_ptr, gen_helper_vffint_d_l)
@@ -4452,6 +4497,13 @@ TRANS(vffint_d_lu, LSX, gen_vv_ptr, gen_helper_vffint_d_lu)
 TRANS(vffintl_d_w, LSX, gen_vv_ptr, gen_helper_vffintl_d_w)
 TRANS(vffinth_d_w, LSX, gen_vv_ptr, gen_helper_vffinth_d_w)
 TRANS(vffint_s_l, LSX, gen_vvv_ptr, gen_helper_vffint_s_l)
+TRANS(xvffint_s_w, LASX, gen_xx_ptr, gen_helper_vffint_s_w)
+TRANS(xvffint_d_l, LASX, gen_xx_ptr, gen_helper_vffint_d_l)
+TRANS(xvffint_s_wu, LASX, gen_xx_ptr, gen_helper_vffint_s_wu)
+TRANS(xvffint_d_lu, LASX, gen_xx_ptr, gen_helper_vffint_d_lu)
+TRANS(xvffintl_d_w, LASX, gen_xx_ptr, gen_helper_vffintl_d_w)
+TRANS(xvffinth_d_w, LASX, gen_xx_ptr, gen_helper_vffinth_d_w)
+TRANS(xvffint_s_l, LASX, gen_xxx_ptr, gen_helper_vffint_s_l)
 
 static bool do_cmp(DisasContext *ctx, arg_vvv *a, MemOp mop, TCGCond cond)
 {
diff --git a/target/loongarch/insns.decode b/target/loongarch/insns.decode
index 4224b0a..ed4f82e 100644
--- a/target/loongarch/insns.decode
+++ b/target/loongarch/insns.decode
@@ -1857,6 +1857,64 @@ xvfrecip_d       0111 01101001 11001 11110 ..... .....    @vv
 xvfrsqrt_s       0111 01101001 11010 00001 ..... .....    @vv
 xvfrsqrt_d       0111 01101001 11010 00010 ..... .....    @vv
 
+xvfcvtl_s_h      0111 01101001 11011 11010 ..... .....    @vv
+xvfcvth_s_h      0111 01101001 11011 11011 ..... .....    @vv
+xvfcvtl_d_s      0111 01101001 11011 11100 ..... .....    @vv
+xvfcvth_d_s      0111 01101001 11011 11101 ..... .....    @vv
+xvfcvt_h_s       0111 01010100 01100 ..... ..... .....    @vvv
+xvfcvt_s_d       0111 01010100 01101 ..... ..... .....    @vvv
+
+xvfrintrne_s     0111 01101001 11010 11101 ..... .....    @vv
+xvfrintrne_d     0111 01101001 11010 11110 ..... .....    @vv
+xvfrintrz_s      0111 01101001 11010 11001 ..... .....    @vv
+xvfrintrz_d      0111 01101001 11010 11010 ..... .....    @vv
+xvfrintrp_s      0111 01101001 11010 10101 ..... .....    @vv
+xvfrintrp_d      0111 01101001 11010 10110 ..... .....    @vv
+xvfrintrm_s      0111 01101001 11010 10001 ..... .....    @vv
+xvfrintrm_d      0111 01101001 11010 10010 ..... .....    @vv
+xvfrint_s        0111 01101001 11010 01101 ..... .....    @vv
+xvfrint_d        0111 01101001 11010 01110 ..... .....    @vv
+
+xvftintrne_w_s   0111 01101001 11100 10100 ..... .....    @vv
+xvftintrne_l_d   0111 01101001 11100 10101 ..... .....    @vv
+xvftintrz_w_s    0111 01101001 11100 10010 ..... .....    @vv
+xvftintrz_l_d    0111 01101001 11100 10011 ..... .....    @vv
+xvftintrp_w_s    0111 01101001 11100 10000 ..... .....    @vv
+xvftintrp_l_d    0111 01101001 11100 10001 ..... .....    @vv
+xvftintrm_w_s    0111 01101001 11100 01110 ..... .....    @vv
+xvftintrm_l_d    0111 01101001 11100 01111 ..... .....    @vv
+xvftint_w_s      0111 01101001 11100 01100 ..... .....    @vv
+xvftint_l_d      0111 01101001 11100 01101 ..... .....    @vv
+xvftintrz_wu_s   0111 01101001 11100 11100 ..... .....    @vv
+xvftintrz_lu_d   0111 01101001 11100 11101 ..... .....    @vv
+xvftint_wu_s     0111 01101001 11100 10110 ..... .....    @vv
+xvftint_lu_d     0111 01101001 11100 10111 ..... .....    @vv
+
+xvftintrne_w_d   0111 01010100 10111 ..... ..... .....    @vvv
+xvftintrz_w_d    0111 01010100 10110 ..... ..... .....    @vvv
+xvftintrp_w_d    0111 01010100 10101 ..... ..... .....    @vvv
+xvftintrm_w_d    0111 01010100 10100 ..... ..... .....    @vvv
+xvftint_w_d      0111 01010100 10011 ..... ..... .....    @vvv
+
+xvftintrnel_l_s  0111 01101001 11101 01000 ..... .....    @vv
+xvftintrneh_l_s  0111 01101001 11101 01001 ..... .....    @vv
+xvftintrzl_l_s   0111 01101001 11101 00110 ..... .....    @vv
+xvftintrzh_l_s   0111 01101001 11101 00111 ..... .....    @vv
+xvftintrpl_l_s   0111 01101001 11101 00100 ..... .....    @vv
+xvftintrph_l_s   0111 01101001 11101 00101 ..... .....    @vv
+xvftintrml_l_s   0111 01101001 11101 00010 ..... .....    @vv
+xvftintrmh_l_s   0111 01101001 11101 00011 ..... .....    @vv
+xvftintl_l_s     0111 01101001 11101 00000 ..... .....    @vv
+xvftinth_l_s     0111 01101001 11101 00001 ..... .....    @vv
+
+xvffint_s_w      0111 01101001 11100 00000 ..... .....    @vv
+xvffint_d_l      0111 01101001 11100 00010 ..... .....    @vv
+xvffint_s_wu     0111 01101001 11100 00001 ..... .....    @vv
+xvffint_d_lu     0111 01101001 11100 00011 ..... .....    @vv
+xvffintl_d_w     0111 01101001 11100 00100 ..... .....    @vv
+xvffinth_d_w     0111 01101001 11100 00101 ..... .....    @vv
+xvffint_s_l      0111 01010100 10000 ..... ..... .....    @vvv
+
 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
index 56d1333..20d7675 100644
--- a/target/loongarch/vec_helper.c
+++ b/target/loongarch/vec_helper.c
@@ -2624,14 +2624,19 @@ static uint32_t float64_cvt_float32(uint64_t d, float_status *status)
 void HELPER(vfcvtl_s_h)(void *vd, void *vj,
                         CPULoongArchState *env, uint32_t desc)
 {
-    int i;
-    VReg temp;
+    int i, j, ofs;
+    VReg temp = {};
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
+    int oprsz = simd_oprsz(desc);
 
+    ofs = LSX_LEN / 32;
     vec_clear_cause(env);
-    for (i = 0; i < LSX_LEN/32; i++) {
-        temp.UW(i) = float16_cvt_float32(Vj->UH(i), &env->fp_status);
+    for (i = 0; i < oprsz / 16; i++) {
+        for (j = 0; j < ofs; j++) {
+            temp.UW(j + ofs * i) =float16_cvt_float32(Vj->UH(j + ofs * 2 * i),
+                                                      &env->fp_status);
+        }
         vec_update_fcsr0(env, GETPC());
     }
     *Vd = temp;
@@ -2640,14 +2645,19 @@ void HELPER(vfcvtl_s_h)(void *vd, void *vj,
 void HELPER(vfcvtl_d_s)(void *vd, void *vj,
                         CPULoongArchState *env, uint32_t desc)
 {
-    int i;
-    VReg temp;
+    int i, j, ofs;
+    VReg temp = {};
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
+    int oprsz = simd_oprsz(desc);
 
+    ofs = LSX_LEN / 64;
     vec_clear_cause(env);
-    for (i = 0; i < LSX_LEN/64; i++) {
-        temp.UD(i) = float32_cvt_float64(Vj->UW(i), &env->fp_status);
+    for (i = 0; i < oprsz / 16; i++) {
+        for (j = 0; j < ofs; j++) {
+            temp.UD(j + ofs * i) = float32_cvt_float64(Vj->UW(j + ofs * 2 * i),
+                                                       &env->fp_status);
+        }
         vec_update_fcsr0(env, GETPC());
     }
     *Vd = temp;
@@ -2656,14 +2666,19 @@ void HELPER(vfcvtl_d_s)(void *vd, void *vj,
 void HELPER(vfcvth_s_h)(void *vd, void *vj,
                         CPULoongArchState *env, uint32_t desc)
 {
-    int i;
-    VReg temp;
+    int i, j, ofs;
+    VReg temp = {};
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
+    int oprsz = simd_oprsz(desc);
 
+    ofs = LSX_LEN / 32;
     vec_clear_cause(env);
-    for (i = 0; i < LSX_LEN/32; i++) {
-        temp.UW(i) = float16_cvt_float32(Vj->UH(i + 4), &env->fp_status);
+    for (i = 0; i < oprsz / 16; i++) {
+        for (j = 0; j < ofs; j++) {
+            temp.UW(j + ofs * i) = float16_cvt_float32(Vj->UH(j + ofs * (2 * i + 1)),
+                                                       &env->fp_status);
+        }
         vec_update_fcsr0(env, GETPC());
     }
     *Vd = temp;
@@ -2672,14 +2687,19 @@ void HELPER(vfcvth_s_h)(void *vd, void *vj,
 void HELPER(vfcvth_d_s)(void *vd, void *vj,
                         CPULoongArchState *env, uint32_t desc)
 {
-    int i;
-    VReg temp;
+    int i, j, ofs;
+    VReg temp = {};
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
+    int oprsz = simd_oprsz(desc);
 
+    ofs = LSX_LEN / 64;
     vec_clear_cause(env);
-    for (i = 0; i < LSX_LEN/64; i++) {
-        temp.UD(i) = float32_cvt_float64(Vj->UW(i + 2), &env->fp_status);
+    for (i = 0; i < oprsz / 16; i++) {
+        for (j = 0; j < ofs; j++) {
+            temp.UD(j + ofs * i) = float32_cvt_float64(Vj->UW(j + ofs * (2 * i + 1)),
+                                                        &env->fp_status);
+        }
         vec_update_fcsr0(env, GETPC());
     }
     *Vd = temp;
@@ -2688,16 +2708,22 @@ void HELPER(vfcvth_d_s)(void *vd, void *vj,
 void HELPER(vfcvt_h_s)(void *vd, void *vj, void *vk,
                        CPULoongArchState *env, uint32_t desc)
 {
-    int i;
-    VReg temp;
+    int i, j, ofs;
+    VReg temp = {};
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
     VReg *Vk = (VReg *)vk;
+    int oprsz = simd_oprsz(desc);
 
+    ofs = LSX_LEN / 32;
     vec_clear_cause(env);
-    for(i = 0; i < LSX_LEN/32; i++) {
-        temp.UH(i + 4) = float32_cvt_float16(Vj->UW(i), &env->fp_status);
-        temp.UH(i)  = float32_cvt_float16(Vk->UW(i), &env->fp_status);
+    for(i = 0; i < oprsz / 16; i++) {
+        for (j = 0; j < ofs; j++) {
+            temp.UH(j + ofs * (2 * i + 1)) = float32_cvt_float16(Vj->UW(j + ofs * i),
+                                                                 &env->fp_status);
+            temp.UH(j + ofs * 2 * i) = float32_cvt_float16(Vk->UW(j + ofs * i),
+                                                           &env->fp_status);
+        }
         vec_update_fcsr0(env, GETPC());
     }
     *Vd = temp;
@@ -2706,16 +2732,22 @@ void HELPER(vfcvt_h_s)(void *vd, void *vj, void *vk,
 void HELPER(vfcvt_s_d)(void *vd, void *vj, void *vk,
                        CPULoongArchState *env, uint32_t desc)
 {
-    int i;
-    VReg temp;
+    int i, j, ofs;
+    VReg temp = {};
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
     VReg *Vk = (VReg *)vk;
+    int oprsz = simd_oprsz(desc);
 
+    ofs = LSX_LEN / 64;
     vec_clear_cause(env);
-    for(i = 0; i < LSX_LEN/64; i++) {
-        temp.UW(i + 2) = float64_cvt_float32(Vj->UD(i), &env->fp_status);
-        temp.UW(i)  = float64_cvt_float32(Vk->UD(i), &env->fp_status);
+    for(i = 0; i < oprsz / 16; i++) {
+        for (j = 0; j < ofs; j++) {
+            temp.UW(j + ofs * (2 * i + 1)) = float64_cvt_float32(Vj->UD(j + ofs * i),
+                                                                 &env->fp_status);
+            temp.UW(j + ofs * 2 * i) = float64_cvt_float32(Vk->UD(j + ofs * i),
+                                                           &env->fp_status);
+        }
         vec_update_fcsr0(env, GETPC());
     }
     *Vd = temp;
@@ -2727,9 +2759,10 @@ void HELPER(vfrint_s)(void *vd, void *vj,
     int i;
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
+    int oprsz = simd_oprsz(desc);
 
     vec_clear_cause(env);
-    for (i = 0; i < 4; i++) {
+    for (i = 0; i < oprsz / 4; i++) {
         Vd->W(i) = float32_round_to_int(Vj->UW(i), &env->fp_status);
         vec_update_fcsr0(env, GETPC());
     }
@@ -2741,9 +2774,10 @@ void HELPER(vfrint_d)(void *vd, void *vj,
     int i;
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
+    int oprsz = simd_oprsz(desc);
 
     vec_clear_cause(env);
-    for (i = 0; i < 2; i++) {
+    for (i = 0; i < oprsz / 8; i++) {
         Vd->D(i) = float64_round_to_int(Vj->UD(i), &env->fp_status);
         vec_update_fcsr0(env, GETPC());
     }
@@ -2756,9 +2790,10 @@ void HELPER(NAME)(void *vd, void *vj,                                       \
     int i;                                                                  \
     VReg *Vd = (VReg *)vd;                                                  \
     VReg *Vj = (VReg *)vj;                                                  \
+    int oprsz = simd_oprsz(desc);                                           \
                                                                             \
     vec_clear_cause(env);                                                   \
-    for (i = 0; i < LSX_LEN/BIT; i++) {                                     \
+    for (i = 0; i < oprsz / (BIT / 8); i++) {                               \
         FloatRoundMode old_mode = get_float_rounding_mode(&env->fp_status); \
         set_float_rounding_mode(MODE, &env->fp_status);                     \
         Vd->E(i) = float## BIT ## _round_to_int(Vj->E(i), &env->fp_status); \
@@ -2843,22 +2878,26 @@ FTINT(rp_w_d, float64, int32, uint64_t, uint32_t, float_round_up)
 FTINT(rz_w_d, float64, int32, uint64_t, uint32_t, float_round_to_zero)
 FTINT(rne_w_d, float64, int32, uint64_t, uint32_t, float_round_nearest_even)
 
-#define FTINT_W_D(NAME, FN)                              \
-void HELPER(NAME)(void *vd, void *vj, void *vk,          \
-                  CPULoongArchState *env, uint32_t desc) \
-{                                                        \
-    int i;                                               \
-    VReg temp;                                           \
-    VReg *Vd = (VReg *)vd;                               \
-    VReg *Vj = (VReg *)vj;                               \
-    VReg *Vk = (VReg *)vk;                               \
-                                                         \
-    vec_clear_cause(env);                                \
-    for (i = 0; i < 2; i++) {                            \
-        temp.W(i + 2) = FN(env, Vj->UD(i));              \
-        temp.W(i) = FN(env, Vk->UD(i));                  \
-    }                                                    \
-    *Vd = temp;                                          \
+#define FTINT_W_D(NAME, FN)                                               \
+void HELPER(NAME)(void *vd, void *vj, void *vk,                           \
+                  CPULoongArchState *env, uint32_t desc)                  \
+{                                                                         \
+    int i, j, ofs;                                                        \
+    VReg temp = {};                                                       \
+    VReg *Vd = (VReg *)vd;                                                \
+    VReg *Vj = (VReg *)vj;                                                \
+    VReg *Vk = (VReg *)vk;                                                \
+    int oprsz = simd_oprsz(desc);                                         \
+                                                                          \
+    ofs = LSX_LEN / 64;                                                   \
+    vec_clear_cause(env);                                                 \
+    for (i = 0; i < oprsz / 16; i++) {                                    \
+        for (j = 0; j < ofs; j++) {                                       \
+            temp.W(j + ofs * (2 * i + 1)) = FN(env, Vj->UD(j + ofs * i)); \
+            temp.W(j + ofs * 2 * i) = FN(env, Vk->UD(j + ofs * i));       \
+        }                                                                 \
+    }                                                                     \
+    *Vd = temp;                                                           \
 }
 
 FTINT_W_D(vftint_w_d, do_float64_to_int32)
@@ -2876,20 +2915,24 @@ FTINT(rph_l_s, float32, int64, uint32_t, uint64_t, float_round_up)
 FTINT(rzh_l_s, float32, int64, uint32_t, uint64_t, float_round_to_zero)
 FTINT(rneh_l_s, float32, int64, uint32_t, uint64_t, float_round_nearest_even)
 
-#define FTINTL_L_S(NAME, FN)                             \
-void HELPER(NAME)(void *vd, void *vj,                    \
-                  CPULoongArchState *env, uint32_t desc) \
-{                                                        \
-    int i;                                               \
-    VReg temp;                                           \
-    VReg *Vd = (VReg *)vd;                               \
-    VReg *Vj = (VReg *)vj;                               \
-                                                         \
-    vec_clear_cause(env);                                \
-    for (i = 0; i < 2; i++) {                            \
-        temp.D(i) = FN(env, Vj->UW(i));                  \
-    }                                                    \
-    *Vd = temp;                                          \
+#define FTINTL_L_S(NAME, FN)                                        \
+void HELPER(NAME)(void *vd, void *vj,                               \
+                  CPULoongArchState *env, uint32_t desc)            \
+{                                                                   \
+    int i, j, ofs;                                                  \
+    VReg temp;                                                      \
+    VReg *Vd = (VReg *)vd;                                          \
+    VReg *Vj = (VReg *)vj;                                          \
+    int oprsz = simd_oprsz(desc);                                   \
+                                                                    \
+    ofs = LSX_LEN / 64;                                             \
+    vec_clear_cause(env);                                           \
+    for (i = 0; i < oprsz / 16; i++) {                              \
+        for (j = 0; j < ofs; j++) {                                 \
+            temp.D(j + ofs * i) = FN(env, Vj->UW(j + ofs * 2 * i)); \
+        }                                                           \
+    }                                                               \
+    *Vd = temp;                                                     \
 }
 
 FTINTL_L_S(vftintl_l_s, do_float32_to_int64)
@@ -2898,20 +2941,24 @@ FTINTL_L_S(vftintrpl_l_s, do_ftintrpl_l_s)
 FTINTL_L_S(vftintrzl_l_s, do_ftintrzl_l_s)
 FTINTL_L_S(vftintrnel_l_s, do_ftintrnel_l_s)
 
-#define FTINTH_L_S(NAME, FN)                             \
-void HELPER(NAME)(void *vd, void *vj,                    \
-                  CPULoongArchState *env, uint32_t desc) \
-{                                                        \
-    int i;                                               \
-    VReg temp;                                           \
-    VReg *Vd = (VReg *)vd;                               \
-    VReg *Vj = (VReg *)vj;                               \
-                                                         \
-    vec_clear_cause(env);                                \
-    for (i = 0; i < 2; i++) {                            \
-        temp.D(i) = FN(env, Vj->UW(i + 2));              \
-    }                                                    \
-    *Vd = temp;                                          \
+#define FTINTH_L_S(NAME, FN)                                              \
+void HELPER(NAME)(void *vd, void *vj,                                     \
+                  CPULoongArchState *env, uint32_t desc)                  \
+{                                                                         \
+    int i, j, ofs;                                                        \
+    VReg temp = {};                                                       \
+    VReg *Vd = (VReg *)vd;                                                \
+    VReg *Vj = (VReg *)vj;                                                \
+    int oprsz = simd_oprsz(desc);                                         \
+                                                                          \
+    ofs = LSX_LEN / 64;                                                   \
+    vec_clear_cause(env);                                                 \
+    for (i = 0; i < oprsz / 16; i++) {                                    \
+        for (j = 0; j < ofs; j++) {                                       \
+            temp.D(j + ofs * i) = FN(env, Vj->UW(j + ofs * (2 * i + 1))); \
+        }                                                                 \
+    }                                                                     \
+    *Vd = temp;                                                           \
 }
 
 FTINTH_L_S(vftinth_l_s, do_float32_to_int64)
@@ -2943,14 +2990,19 @@ DO_2OP_F(vffint_d_lu, 64, UD, do_ffint_d_lu)
 void HELPER(vffintl_d_w)(void *vd, void *vj,
                          CPULoongArchState *env, uint32_t desc)
 {
-    int i;
-    VReg temp;
+    int i, j, ofs;
+    VReg temp = {};
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
+    int oprsz = simd_oprsz(desc);
 
+    ofs = LSX_LEN / 64;
     vec_clear_cause(env);
-    for (i = 0; i < 2; i++) {
-        temp.D(i) = int32_to_float64(Vj->W(i), &env->fp_status);
+    for (i = 0; i < oprsz / 16; i++) {
+        for (j = 0; j < ofs; j++) {
+            temp.D(j + ofs * i) = int32_to_float64(Vj->W(j + ofs * 2 * i),
+                                                   &env->fp_status);
+        }
         vec_update_fcsr0(env, GETPC());
     }
     *Vd = temp;
@@ -2959,14 +3011,19 @@ void HELPER(vffintl_d_w)(void *vd, void *vj,
 void HELPER(vffinth_d_w)(void *vd, void *vj,
                          CPULoongArchState *env, uint32_t desc)
 {
-    int i;
-    VReg temp;
+    int i, j, ofs;
+    VReg temp = {};
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
+    int oprsz = simd_oprsz(desc);
 
+    ofs = LSX_LEN / 64;
     vec_clear_cause(env);
-    for (i = 0; i < 2; i++) {
-        temp.D(i) = int32_to_float64(Vj->W(i + 2), &env->fp_status);
+    for (i = 0; i < oprsz /16; i++) {
+        for (j = 0; j < ofs; j++) {
+            temp.D(j + ofs * i) = int32_to_float64(Vj->W(j + ofs * (2 * i + 1)),
+                                                   &env->fp_status);
+        }
         vec_update_fcsr0(env, GETPC());
     }
     *Vd = temp;
@@ -2975,16 +3032,22 @@ void HELPER(vffinth_d_w)(void *vd, void *vj,
 void HELPER(vffint_s_l)(void *vd, void *vj, void *vk,
                         CPULoongArchState *env, uint32_t desc)
 {
-    int i;
-    VReg temp;
+    int i, j, ofs;
+    VReg temp = {};
     VReg *Vd = (VReg *)vd;
     VReg *Vj = (VReg *)vj;
     VReg *Vk = (VReg *)vk;
+    int oprsz = simd_oprsz(desc);
 
+    ofs = LSX_LEN / 64;
     vec_clear_cause(env);
-    for (i = 0; i < 2; i++) {
-        temp.W(i + 2) = int64_to_float32(Vj->D(i), &env->fp_status);
-        temp.W(i) = int64_to_float32(Vk->D(i), &env->fp_status);
+    for (i = 0; i < oprsz / 16; i++) {
+        for (j = 0; j < ofs; j++) {
+            temp.W(j + ofs * (2 * i + 1)) = int64_to_float32(Vj->D(j + ofs * i),
+                                                             &env->fp_status);
+            temp.W(j + ofs * 2 * i) = int64_to_float32(Vk->D(j + ofs * i),
+                                                       &env->fp_status);
+        }
         vec_update_fcsr0(env, GETPC());
     }
     *Vd = temp;