diff mbox series

[v2,08/15] target/arm: Wrap vector cmtst/ushl/sshl GVecGen3 in GVecGen3Fn

Message ID 20200502224503.2282-9-richard.henderson@linaro.org
State New
Headers show
Series target/arm: partial vector cleanup | expand

Commit Message

Richard Henderson May 2, 2020, 10:44 p.m. UTC
Provide a functional interface for the vector expansion.
This fits better with the existing set of helpers that
we provide for other operations.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 target/arm/translate.h     |  10 ++-
 target/arm/translate-a64.c |  18 ++---
 target/arm/translate.c     | 159 ++++++++++++++++++++-----------------
 3 files changed, 101 insertions(+), 86 deletions(-)

-- 
2.20.1
diff mbox series

Patch

diff --git a/target/arm/translate.h b/target/arm/translate.h
index 4fbcdf1294..b3e47e7a7f 100644
--- a/target/arm/translate.h
+++ b/target/arm/translate.h
@@ -291,9 +291,13 @@  void gen_gvec_mla(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
 void gen_gvec_mls(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
                   uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz);
 
-extern const GVecGen3 cmtst_op[4];
-extern const GVecGen3 sshl_op[4];
-extern const GVecGen3 ushl_op[4];
+void gen_gvec_cmtst(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
+                    uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz);
+void gen_gvec_sshl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
+                   uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz);
+void gen_gvec_ushl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
+                   uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz);
+
 extern const GVecGen4 uqadd_op[4];
 extern const GVecGen4 sqadd_op[4];
 extern const GVecGen4 uqsub_op[4];
diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index 2b5ae4d43a..2be6ab541e 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -594,15 +594,6 @@  static void gen_gvec_fn4(DisasContext *s, bool is_q, int rd, int rn, int rm,
             is_q ? 16 : 8, vec_full_reg_size(s));
 }
 
-/* Expand a 3-operand AdvSIMD vector operation using an op descriptor.  */
-static void gen_gvec_op3(DisasContext *s, bool is_q, int rd,
-                         int rn, int rm, const GVecGen3 *gvec_op)
-{
-    tcg_gen_gvec_3(vec_full_reg_offset(s, rd), vec_full_reg_offset(s, rn),
-                   vec_full_reg_offset(s, rm), is_q ? 16 : 8,
-                   vec_full_reg_size(s), gvec_op);
-}
-
 /* Expand a 3-operand operation using an out-of-line helper.  */
 static void gen_gvec_op3_ool(DisasContext *s, bool is_q, int rd,
                              int rn, int rm, int data, gen_helper_gvec_3 *fn)
@@ -11210,8 +11201,11 @@  static void disas_simd_3same_int(DisasContext *s, uint32_t insn)
                        (u ? uqsub_op : sqsub_op) + size);
         return;
     case 0x08: /* SSHL, USHL */
-        gen_gvec_op3(s, is_q, rd, rn, rm,
-                     u ? &ushl_op[size] : &sshl_op[size]);
+        if (u) {
+            gen_gvec_fn3(s, is_q, rd, rn, rm, gen_gvec_ushl, size);
+        } else {
+            gen_gvec_fn3(s, is_q, rd, rn, rm, gen_gvec_sshl, size);
+        }
         return;
     case 0x0c: /* SMAX, UMAX */
         if (u) {
@@ -11250,7 +11244,7 @@  static void disas_simd_3same_int(DisasContext *s, uint32_t insn)
         return;
     case 0x11:
         if (!u) { /* CMTST */
-            gen_gvec_op3(s, is_q, rd, rn, rm, &cmtst_op[size]);
+            gen_gvec_fn3(s, is_q, rd, rn, rm, gen_gvec_cmtst, size);
             return;
         }
         /* else CMEQ */
diff --git a/target/arm/translate.c b/target/arm/translate.c
index da807242ff..e5aa78c88a 100644
--- a/target/arm/translate.c
+++ b/target/arm/translate.c
@@ -4878,27 +4878,31 @@  static void gen_cmtst_vec(unsigned vece, TCGv_vec d, TCGv_vec a, TCGv_vec b)
     tcg_gen_cmp_vec(TCG_COND_NE, vece, d, d, a);
 }
 
-static const TCGOpcode vecop_list_cmtst[] = { INDEX_op_cmp_vec, 0 };
-
-const GVecGen3 cmtst_op[4] = {
-    { .fni4 = gen_helper_neon_tst_u8,
-      .fniv = gen_cmtst_vec,
-      .opt_opc = vecop_list_cmtst,
-      .vece = MO_8 },
-    { .fni4 = gen_helper_neon_tst_u16,
-      .fniv = gen_cmtst_vec,
-      .opt_opc = vecop_list_cmtst,
-      .vece = MO_16 },
-    { .fni4 = gen_cmtst_i32,
-      .fniv = gen_cmtst_vec,
-      .opt_opc = vecop_list_cmtst,
-      .vece = MO_32 },
-    { .fni8 = gen_cmtst_i64,
-      .fniv = gen_cmtst_vec,
-      .prefer_i64 = TCG_TARGET_REG_BITS == 64,
-      .opt_opc = vecop_list_cmtst,
-      .vece = MO_64 },
-};
+void gen_gvec_cmtst(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
+                    uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz)
+{
+    static const TCGOpcode vecop_list[] = { INDEX_op_cmp_vec, 0 };
+    static const GVecGen3 ops[4] = {
+        { .fni4 = gen_helper_neon_tst_u8,
+          .fniv = gen_cmtst_vec,
+          .opt_opc = vecop_list,
+          .vece = MO_8 },
+        { .fni4 = gen_helper_neon_tst_u16,
+          .fniv = gen_cmtst_vec,
+          .opt_opc = vecop_list,
+          .vece = MO_16 },
+        { .fni4 = gen_cmtst_i32,
+          .fniv = gen_cmtst_vec,
+          .opt_opc = vecop_list,
+          .vece = MO_32 },
+        { .fni8 = gen_cmtst_i64,
+          .fniv = gen_cmtst_vec,
+          .prefer_i64 = TCG_TARGET_REG_BITS == 64,
+          .opt_opc = vecop_list,
+          .vece = MO_64 },
+    };
+    tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs, opr_sz, max_sz, &ops[vece]);
+}
 
 void gen_ushl_i32(TCGv_i32 dst, TCGv_i32 src, TCGv_i32 shift)
 {
@@ -5016,29 +5020,33 @@  static void gen_ushl_vec(unsigned vece, TCGv_vec dst,
     tcg_temp_free_vec(rsh);
 }
 
-static const TCGOpcode ushl_list[] = {
-    INDEX_op_neg_vec, INDEX_op_shlv_vec,
-    INDEX_op_shrv_vec, INDEX_op_cmp_vec, 0
-};
-
-const GVecGen3 ushl_op[4] = {
-    { .fniv = gen_ushl_vec,
-      .fno = gen_helper_gvec_ushl_b,
-      .opt_opc = ushl_list,
-      .vece = MO_8 },
-    { .fniv = gen_ushl_vec,
-      .fno = gen_helper_gvec_ushl_h,
-      .opt_opc = ushl_list,
-      .vece = MO_16 },
-    { .fni4 = gen_ushl_i32,
-      .fniv = gen_ushl_vec,
-      .opt_opc = ushl_list,
-      .vece = MO_32 },
-    { .fni8 = gen_ushl_i64,
-      .fniv = gen_ushl_vec,
-      .opt_opc = ushl_list,
-      .vece = MO_64 },
-};
+void gen_gvec_ushl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
+                   uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz)
+{
+    static const TCGOpcode vecop_list[] = {
+        INDEX_op_neg_vec, INDEX_op_shlv_vec,
+        INDEX_op_shrv_vec, INDEX_op_cmp_vec, 0
+    };
+    static const GVecGen3 ops[4] = {
+        { .fniv = gen_ushl_vec,
+          .fno = gen_helper_gvec_ushl_b,
+          .opt_opc = vecop_list,
+          .vece = MO_8 },
+        { .fniv = gen_ushl_vec,
+          .fno = gen_helper_gvec_ushl_h,
+          .opt_opc = vecop_list,
+          .vece = MO_16 },
+        { .fni4 = gen_ushl_i32,
+          .fniv = gen_ushl_vec,
+          .opt_opc = vecop_list,
+          .vece = MO_32 },
+        { .fni8 = gen_ushl_i64,
+          .fniv = gen_ushl_vec,
+          .opt_opc = vecop_list,
+          .vece = MO_64 },
+    };
+    tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs, opr_sz, max_sz, &ops[vece]);
+}
 
 void gen_sshl_i32(TCGv_i32 dst, TCGv_i32 src, TCGv_i32 shift)
 {
@@ -5150,29 +5158,33 @@  static void gen_sshl_vec(unsigned vece, TCGv_vec dst,
     tcg_temp_free_vec(tmp);
 }
 
-static const TCGOpcode sshl_list[] = {
-    INDEX_op_neg_vec, INDEX_op_umin_vec, INDEX_op_shlv_vec,
-    INDEX_op_sarv_vec, INDEX_op_cmp_vec, INDEX_op_cmpsel_vec, 0
-};
-
-const GVecGen3 sshl_op[4] = {
-    { .fniv = gen_sshl_vec,
-      .fno = gen_helper_gvec_sshl_b,
-      .opt_opc = sshl_list,
-      .vece = MO_8 },
-    { .fniv = gen_sshl_vec,
-      .fno = gen_helper_gvec_sshl_h,
-      .opt_opc = sshl_list,
-      .vece = MO_16 },
-    { .fni4 = gen_sshl_i32,
-      .fniv = gen_sshl_vec,
-      .opt_opc = sshl_list,
-      .vece = MO_32 },
-    { .fni8 = gen_sshl_i64,
-      .fniv = gen_sshl_vec,
-      .opt_opc = sshl_list,
-      .vece = MO_64 },
-};
+void gen_gvec_sshl(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs,
+                   uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz)
+{
+    static const TCGOpcode vecop_list[] = {
+        INDEX_op_neg_vec, INDEX_op_umin_vec, INDEX_op_shlv_vec,
+        INDEX_op_sarv_vec, INDEX_op_cmp_vec, INDEX_op_cmpsel_vec, 0
+    };
+    static const GVecGen3 ops[4] = {
+        { .fniv = gen_sshl_vec,
+          .fno = gen_helper_gvec_sshl_b,
+          .opt_opc = vecop_list,
+          .vece = MO_8 },
+        { .fniv = gen_sshl_vec,
+          .fno = gen_helper_gvec_sshl_h,
+          .opt_opc = vecop_list,
+          .vece = MO_16 },
+        { .fni4 = gen_sshl_i32,
+          .fniv = gen_sshl_vec,
+          .opt_opc = vecop_list,
+          .vece = MO_32 },
+        { .fni8 = gen_sshl_i64,
+          .fniv = gen_sshl_vec,
+          .opt_opc = vecop_list,
+          .vece = MO_64 },
+    };
+    tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs, opr_sz, max_sz, &ops[vece]);
+}
 
 static void gen_uqadd_vec(unsigned vece, TCGv_vec t, TCGv_vec sat,
                           TCGv_vec a, TCGv_vec b)
@@ -5548,8 +5560,8 @@  static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
                 tcg_gen_gvec_cmp(TCG_COND_EQ, size, rd_ofs, rn_ofs, rm_ofs,
                                  vec_size, vec_size);
             } else { /* VTST */
-                tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs,
-                               vec_size, vec_size, &cmtst_op[size]);
+                gen_gvec_cmtst(size, rd_ofs, rn_ofs, rm_ofs,
+                               vec_size, vec_size);
             }
             return 0;
 
@@ -5584,8 +5596,13 @@  static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
 
         case NEON_3R_VSHL:
             /* Note the operation is vshl vd,vm,vn */
-            tcg_gen_gvec_3(rd_ofs, rm_ofs, rn_ofs, vec_size, vec_size,
-                           u ? &ushl_op[size] : &sshl_op[size]);
+            if (u) {
+                gen_gvec_ushl(size, rd_ofs, rm_ofs, rn_ofs,
+                              vec_size, vec_size);
+            } else {
+                gen_gvec_sshl(size, rd_ofs, rm_ofs, rn_ofs,
+                              vec_size, vec_size);
+            }
             return 0;
         }