Signed-off-by: Richard Henderson <[email protected]>
---
 include/tcg/tcg-op-common.h  |  6 ------
 include/tcg/tcg-op-def.h.inc |  1 +
 tcg/tcg-op-gvec.c            | 41 ------------------------------------
 tcg/tcg-op.c                 | 16 ++++++++++++++
 4 files changed, 17 insertions(+), 47 deletions(-)

diff --git a/include/tcg/tcg-op-common.h b/include/tcg/tcg-op-common.h
index 65b9d828e38..583f6ebb2f5 100644
--- a/include/tcg/tcg-op-common.h
+++ b/include/tcg/tcg-op-common.h
@@ -137,9 +137,6 @@ void tcg_gen_bswap32_i32(TCGv_i32 ret, TCGv_i32 arg);
 void tcg_gen_hswap_i32(TCGv_i32 ret, TCGv_i32 arg);
 void tcg_gen_revbit32_i32(TCGv_i32 ret, TCGv_i32 arg);
 
-/* Replicate a value of size @vece from @in to all the lanes in @out */
-void tcg_gen_dup_i32(unsigned vece, TCGv_i32 out, TCGv_i32 in);
-
 /* 64 bit ops */
 
 void tcg_gen_addN_i64(int n, TCGv_i64 *r, TCGv_i64 *a, TCGv_i64 *b);
@@ -153,9 +150,6 @@ void tcg_gen_wswap_i64(TCGv_i64 ret, TCGv_i64 arg);
 void tcg_gen_revbit32_i64(TCGv_i64 ret, TCGv_i64 arg, unsigned flags);
 void tcg_gen_revbit64_i64(TCGv_i64 ret, TCGv_i64 arg);
 
-/* Replicate a value of size @vece from @in to all the lanes in @out */
-void tcg_gen_dup_i64(unsigned vece, TCGv_i64 out, TCGv_i64 in);
-
 void tcg_gen_st32_i64(TCGv_i64 arg1, TCGv_ptr arg2, tcg_target_long offset);
 
 void tcg_gen_ld32u_i64(TCGv_i64 ret, TCGv_ptr arg2, tcg_target_long offset);
diff --git a/include/tcg/tcg-op-def.h.inc b/include/tcg/tcg-op-def.h.inc
index f9dab50a911..556f7470cd6 100644
--- a/include/tcg/tcg-op-def.h.inc
+++ b/include/tcg/tcg-op-def.h.inc
@@ -23,6 +23,7 @@ DEF4(deposit_z, TCGV, TCGV, unsigned, unsigned)
 DEF1(discard, TCGV)
 DEF3(div, TCGV, TCGV, TCGV)
 DEF3(divu, TCGV, TCGV, TCGV)
+DEF3(dup, unsigned, TCGV, TCGV)
 DEF3(ext, TCGV, TCGV, MemOp)
 DEF2(ext8s, TCGV, TCGV)
 DEF2(ext8u, TCGV, TCGV)
diff --git a/tcg/tcg-op-gvec.c b/tcg/tcg-op-gvec.c
index 0d649cc13b2..72abb0a08ec 100644
--- a/tcg/tcg-op-gvec.c
+++ b/tcg/tcg-op-gvec.c
@@ -434,47 +434,6 @@ uint64_t (dup_const)(unsigned vece, uint64_t c)
     }
 }
 
-/* Duplicate IN into OUT as per VECE.  */
-void tcg_gen_dup_i32(unsigned vece, TCGv_i32 out, TCGv_i32 in)
-{
-    switch (vece) {
-    case MO_8:
-        tcg_gen_ext8u_i32(out, in);
-        tcg_gen_muli_i32(out, out, 0x01010101);
-        break;
-    case MO_16:
-        tcg_gen_deposit_i32(out, in, in, 16, 16);
-        break;
-    case MO_32:
-        tcg_gen_mov_i32(out, in);
-        break;
-    default:
-        g_assert_not_reached();
-    }
-}
-
-void tcg_gen_dup_i64(unsigned vece, TCGv_i64 out, TCGv_i64 in)
-{
-    switch (vece) {
-    case MO_8:
-        tcg_gen_ext8u_i64(out, in);
-        tcg_gen_muli_i64(out, out, 0x0101010101010101ull);
-        break;
-    case MO_16:
-        tcg_gen_ext16u_i64(out, in);
-        tcg_gen_muli_i64(out, out, 0x0001000100010001ull);
-        break;
-    case MO_32:
-        tcg_gen_deposit_i64(out, in, in, 32, 32);
-        break;
-    case MO_64:
-        tcg_gen_mov_i64(out, in);
-        break;
-    default:
-        g_assert_not_reached();
-    }
-}
-
 /* Select a supported vector type for implementing an operation on SIZE
  * bytes.  If OP is 0, assume that the real operation to be performed is
  * required by all backends.  Otherwise, make sure than OP can be performed
diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c
index 2e8087c938c..924b94414b7 100644
--- a/tcg/tcg-op.c
+++ b/tcg/tcg-op.c
@@ -661,6 +661,22 @@ void tcg_gen_divu(TCGType type, TCGTemp *dst, TCGTemp 
*src1, TCGTemp *src2)
     }
 }
 
+void tcg_gen_dup(TCGType type, unsigned vece, TCGTemp *dst, TCGTemp *src)
+{
+    unsigned t_width = tcg_type_size(type) * 8;
+    unsigned e_width = memop_size(vece) * 8;
+
+    tcg_debug_assert(e_width <= t_width);
+    if (t_width == e_width) {
+        tcg_gen_mov(type, dst, src);
+    } else if (t_width == e_width * 2) {
+        tcg_gen_deposit(type, dst, src, src, e_width, e_width);
+    } else {
+        tcg_gen_extract(type, dst, src, 0, e_width);
+        tcg_gen_muli(type, dst, dst, ~0ull / MAKE_64BIT_MASK(0, e_width));
+    }
+}
+
 void tcg_gen_eqv(TCGType type, TCGTemp *dst, TCGTemp *src1, TCGTemp *src2)
 {
     if (tcg_op_supported(INDEX_op_eqv, type, 0)) {
-- 
2.53.0


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