[PATCH v2 20/36] tcg: Remove movi and dupi opcodes

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[PATCH v2 20/36] tcg: Remove movi and dupi opcodes

From:	Richard Henderson
Subject:	[PATCH v2 20/36] tcg: Remove movi and dupi opcodes
Date:	Tue, 21 Apr 2020 18:17:06 -0700

These are now completely covered by mov from a
TYPE_CONST temporary.

Signed-off-by: Richard Henderson <address@hidden>
---
 include/tcg/tcg-opc.h        |  3 ---
 tcg/aarch64/tcg-target.inc.c |  3 ---
 tcg/arm/tcg-target.inc.c     |  1 -
 tcg/i386/tcg-target.inc.c    |  3 ---
 tcg/mips/tcg-target.inc.c    |  2 --
 tcg/optimize.c               |  4 ----
 tcg/ppc/tcg-target.inc.c     |  3 ---
 tcg/riscv/tcg-target.inc.c   |  2 --
 tcg/s390/tcg-target.inc.c    |  2 --
 tcg/sparc/tcg-target.inc.c   |  2 --
 tcg/tcg-op-vec.c             |  1 -
 tcg/tcg.c                    | 18 +-----------------
 tcg/tci/tcg-target.inc.c     |  2 --
 13 files changed, 1 insertion(+), 45 deletions(-)

diff --git a/include/tcg/tcg-opc.h b/include/tcg/tcg-opc.h
index 7dee9b38f7..4a9cbf5426 100644
--- a/include/tcg/tcg-opc.h
+++ b/include/tcg/tcg-opc.h
@@ -45,7 +45,6 @@ DEF(br, 0, 0, 1, TCG_OPF_BB_END)
 DEF(mb, 0, 0, 1, 0)
 
 DEF(mov_i32, 1, 1, 0, TCG_OPF_NOT_PRESENT)
-DEF(movi_i32, 1, 0, 1, TCG_OPF_NOT_PRESENT)
 DEF(setcond_i32, 1, 2, 1, 0)
 DEF(movcond_i32, 1, 4, 1, IMPL(TCG_TARGET_HAS_movcond_i32))
 /* load/store */
@@ -110,7 +109,6 @@ DEF(ctz_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_ctz_i32))
 DEF(ctpop_i32, 1, 1, 0, IMPL(TCG_TARGET_HAS_ctpop_i32))
 
 DEF(mov_i64, 1, 1, 0, TCG_OPF_64BIT | TCG_OPF_NOT_PRESENT)
-DEF(movi_i64, 1, 0, 1, TCG_OPF_64BIT | TCG_OPF_NOT_PRESENT)
 DEF(setcond_i64, 1, 2, 1, IMPL64)
 DEF(movcond_i64, 1, 4, 1, IMPL64 | IMPL(TCG_TARGET_HAS_movcond_i64))
 /* load/store */
@@ -215,7 +213,6 @@ DEF(qemu_st_i64, 0, TLADDR_ARGS + DATA64_ARGS, 1,
 #define IMPLVEC  TCG_OPF_VECTOR | IMPL(TCG_TARGET_MAYBE_vec)
 
 DEF(mov_vec, 1, 1, 0, TCG_OPF_VECTOR | TCG_OPF_NOT_PRESENT)
-DEF(dupi_vec, 1, 0, 1, TCG_OPF_VECTOR | TCG_OPF_NOT_PRESENT)
 
 DEF(dup_vec, 1, 1, 0, IMPLVEC)
 DEF(dup2_vec, 1, 2, 0, IMPLVEC | IMPL(TCG_TARGET_REG_BITS == 32))
diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c
index 843fd0ca69..7918aeb9d5 100644
--- a/tcg/aarch64/tcg-target.inc.c
+++ b/tcg/aarch64/tcg-target.inc.c
@@ -2261,8 +2261,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
 
     case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
     case INDEX_op_mov_i64:
-    case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi.  */
-    case INDEX_op_movi_i64:
     case INDEX_op_call:     /* Always emitted via tcg_out_call.  */
     default:
         g_assert_not_reached();
@@ -2467,7 +2465,6 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
         break;
 
     case INDEX_op_mov_vec:  /* Always emitted via tcg_out_mov.  */
-    case INDEX_op_dupi_vec: /* Always emitted via tcg_out_movi.  */
     case INDEX_op_dup_vec:  /* Always emitted via tcg_out_dup_vec.  */
     default:
         g_assert_not_reached();
diff --git a/tcg/arm/tcg-target.inc.c b/tcg/arm/tcg-target.inc.c
index 6aa7757aac..b967499fa4 100644
--- a/tcg/arm/tcg-target.inc.c
+++ b/tcg/arm/tcg-target.inc.c
@@ -2068,7 +2068,6 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode 
opc,
         break;
 
     case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
-    case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi.  */
     case INDEX_op_call:     /* Always emitted via tcg_out_call.  */
     default:
         tcg_abort();
diff --git a/tcg/i386/tcg-target.inc.c b/tcg/i386/tcg-target.inc.c
index ec083bddcf..320a4bddd1 100644
--- a/tcg/i386/tcg-target.inc.c
+++ b/tcg/i386/tcg-target.inc.c
@@ -2678,8 +2678,6 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode 
opc,
         break;
     case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
     case INDEX_op_mov_i64:
-    case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi.  */
-    case INDEX_op_movi_i64:
     case INDEX_op_call:     /* Always emitted via tcg_out_call.  */
     default:
         tcg_abort();
@@ -2965,7 +2963,6 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
         break;
 
     case INDEX_op_mov_vec:  /* Always emitted via tcg_out_mov.  */
-    case INDEX_op_dupi_vec: /* Always emitted via tcg_out_movi.  */
     case INDEX_op_dup_vec:  /* Always emitted via tcg_out_dup_vec.  */
     default:
         g_assert_not_reached();
diff --git a/tcg/mips/tcg-target.inc.c b/tcg/mips/tcg-target.inc.c
index 4d32ebc1df..09dc5a94fa 100644
--- a/tcg/mips/tcg-target.inc.c
+++ b/tcg/mips/tcg-target.inc.c
@@ -2155,8 +2155,6 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode 
opc,
         break;
     case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
     case INDEX_op_mov_i64:
-    case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi.  */
-    case INDEX_op_movi_i64:
     case INDEX_op_call:     /* Always emitted via tcg_out_call.  */
     default:
         tcg_abort();
diff --git a/tcg/optimize.c b/tcg/optimize.c
index dd5187be31..9a2c945dbe 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -1099,10 +1099,6 @@ void tcg_optimize(TCGContext *s)
         CASE_OP_32_64_VEC(mov):
             tcg_opt_gen_mov(s, op, op->args[0], op->args[1]);
             break;
-        CASE_OP_32_64(movi):
-        case INDEX_op_dupi_vec:
-            tcg_opt_gen_movi(s, &temps_used, op, op->args[0], op->args[1]);
-            break;
 
         case INDEX_op_dup_vec:
             if (arg_is_const(op->args[1])) {
diff --git a/tcg/ppc/tcg-target.inc.c b/tcg/ppc/tcg-target.inc.c
index ee1f9227c1..fb390ad978 100644
--- a/tcg/ppc/tcg-target.inc.c
+++ b/tcg/ppc/tcg-target.inc.c
@@ -2967,8 +2967,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, 
const TCGArg *args,
 
     case INDEX_op_mov_i32:   /* Always emitted via tcg_out_mov.  */
     case INDEX_op_mov_i64:
-    case INDEX_op_movi_i32:  /* Always emitted via tcg_out_movi.  */
-    case INDEX_op_movi_i64:
     case INDEX_op_call:      /* Always emitted via tcg_out_call.  */
     default:
         tcg_abort();
@@ -3310,7 +3308,6 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
         return;
 
     case INDEX_op_mov_vec:  /* Always emitted via tcg_out_mov.  */
-    case INDEX_op_dupi_vec: /* Always emitted via tcg_out_movi.  */
     case INDEX_op_dup_vec:  /* Always emitted via tcg_out_dup_vec.  */
     default:
         g_assert_not_reached();
diff --git a/tcg/riscv/tcg-target.inc.c b/tcg/riscv/tcg-target.inc.c
index 2bc0ba71f2..ec609272ad 100644
--- a/tcg/riscv/tcg-target.inc.c
+++ b/tcg/riscv/tcg-target.inc.c
@@ -1606,8 +1606,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
 
     case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
     case INDEX_op_mov_i64:
-    case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi.  */
-    case INDEX_op_movi_i64:
     case INDEX_op_call:     /* Always emitted via tcg_out_call.  */
     default:
         g_assert_not_reached();
diff --git a/tcg/s390/tcg-target.inc.c b/tcg/s390/tcg-target.inc.c
index b07e9ff7d6..f6b003a700 100644
--- a/tcg/s390/tcg-target.inc.c
+++ b/tcg/s390/tcg-target.inc.c
@@ -2310,8 +2310,6 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode 
opc,
 
     case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
     case INDEX_op_mov_i64:
-    case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi.  */
-    case INDEX_op_movi_i64:
     case INDEX_op_call:     /* Always emitted via tcg_out_call.  */
     default:
         tcg_abort();
diff --git a/tcg/sparc/tcg-target.inc.c b/tcg/sparc/tcg-target.inc.c
index 65fddb310d..0808b79eee 100644
--- a/tcg/sparc/tcg-target.inc.c
+++ b/tcg/sparc/tcg-target.inc.c
@@ -1591,8 +1591,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
 
     case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
     case INDEX_op_mov_i64:
-    case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi.  */
-    case INDEX_op_movi_i64:
     case INDEX_op_call:     /* Always emitted via tcg_out_call.  */
     default:
         tcg_abort();
diff --git a/tcg/tcg-op-vec.c b/tcg/tcg-op-vec.c
index 655b3ae32d..6343046e18 100644
--- a/tcg/tcg-op-vec.c
+++ b/tcg/tcg-op-vec.c
@@ -83,7 +83,6 @@ bool tcg_can_emit_vecop_list(const TCGOpcode *list,
         case INDEX_op_xor_vec:
         case INDEX_op_mov_vec:
         case INDEX_op_dup_vec:
-        case INDEX_op_dupi_vec:
         case INDEX_op_dup2_vec:
         case INDEX_op_ld_vec:
         case INDEX_op_st_vec:
diff --git a/tcg/tcg.c b/tcg/tcg.c
index 59beb2bf29..adb71f16ae 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -1463,7 +1463,6 @@ bool tcg_op_supported(TCGOpcode op)
         return TCG_TARGET_HAS_goto_ptr;
 
     case INDEX_op_mov_i32:
-    case INDEX_op_movi_i32:
     case INDEX_op_setcond_i32:
     case INDEX_op_brcond_i32:
     case INDEX_op_ld8u_i32:
@@ -1557,7 +1556,6 @@ bool tcg_op_supported(TCGOpcode op)
         return TCG_TARGET_REG_BITS == 32;
 
     case INDEX_op_mov_i64:
-    case INDEX_op_movi_i64:
     case INDEX_op_setcond_i64:
     case INDEX_op_brcond_i64:
     case INDEX_op_ld8u_i64:
@@ -1663,7 +1661,6 @@ bool tcg_op_supported(TCGOpcode op)
 
     case INDEX_op_mov_vec:
     case INDEX_op_dup_vec:
-    case INDEX_op_dupi_vec:
     case INDEX_op_dupm_vec:
     case INDEX_op_ld_vec:
     case INDEX_op_st_vec:
@@ -3447,7 +3444,7 @@ static void tcg_reg_alloc_bb_end(TCGContext *s, TCGRegSet 
allocated_regs)
 }
 
 /*
- * Specialized code generation for INDEX_op_movi_*.
+ * Specialized code generation for INDEX_op_mov_* with a constant.
  */
 static void tcg_reg_alloc_do_movi(TCGContext *s, TCGTemp *ots,
                                   tcg_target_ulong val, TCGLifeData arg_life,
@@ -3470,14 +3467,6 @@ static void tcg_reg_alloc_do_movi(TCGContext *s, TCGTemp 
*ots,
     }
 }
 
-static void tcg_reg_alloc_movi(TCGContext *s, const TCGOp *op)
-{
-    TCGTemp *ots = arg_temp(op->args[0]);
-    tcg_target_ulong val = op->args[1];
-
-    tcg_reg_alloc_do_movi(s, ots, val, op->life, op->output_pref[0]);
-}
-
 /*
  * Specialized code generation for INDEX_op_mov_*.
  */
@@ -4263,11 +4252,6 @@ int tcg_gen_code(TCGContext *s, TranslationBlock *tb)
         case INDEX_op_mov_vec:
             tcg_reg_alloc_mov(s, op);
             break;
-        case INDEX_op_movi_i32:
-        case INDEX_op_movi_i64:
-        case INDEX_op_dupi_vec:
-            tcg_reg_alloc_movi(s, op);
-            break;
         case INDEX_op_dup_vec:
             tcg_reg_alloc_dup(s, op);
             break;
diff --git a/tcg/tci/tcg-target.inc.c b/tcg/tci/tcg-target.inc.c
index 1f1639df0d..b796f4fc19 100644
--- a/tcg/tci/tcg-target.inc.c
+++ b/tcg/tci/tcg-target.inc.c
@@ -815,8 +815,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const 
TCGArg *args,
         break;
     case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
     case INDEX_op_mov_i64:
-    case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi.  */
-    case INDEX_op_movi_i64:
     case INDEX_op_call:     /* Always emitted via tcg_out_call.  */
     default:
         tcg_abort();
-- 
2.20.1

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Re: [PATCH v2 13/36] tcg: Use tcg_constant_{i32,i64} with tcg int expanders, (continued)
- [PATCH v2 17/36] tcg/optimize: Adjust TempOptInfo allocation, Richard Henderson, 2020/04/21
  - Re: [PATCH v2 17/36] tcg/optimize: Adjust TempOptInfo allocation, Alex Bennée, 2020/04/22
    - Re: [PATCH v2 17/36] tcg/optimize: Adjust TempOptInfo allocation, Alex Bennée, 2020/04/22
- [PATCH v2 18/36] tcg/optimize: Use tcg_constant_internal with constant folding, Richard Henderson, 2020/04/21
  - Re: [PATCH v2 18/36] tcg/optimize: Use tcg_constant_internal with constant folding, Alex Bennée, 2020/04/22
- [PATCH v2 21/36] tcg: Use tcg_out_dupi_vec from temp_load, Richard Henderson, 2020/04/21
  - Re: [PATCH v2 21/36] tcg: Use tcg_out_dupi_vec from temp_load, Alex Bennée, 2020/04/22
- [PATCH v2 20/36] tcg: Remove movi and dupi opcodes, Richard Henderson <=
  - Re: [PATCH v2 20/36] tcg: Remove movi and dupi opcodes, Aleksandar Markovic, 2020/04/22
  - Re: [PATCH v2 20/36] tcg: Remove movi and dupi opcodes, Alex Bennée, 2020/04/22
- [PATCH v2 15/36] tcg: Use tcg_constant_{i32,i64} with tcg plugins, Richard Henderson, 2020/04/21
  - Re: [PATCH v2 15/36] tcg: Use tcg_constant_{i32, i64} with tcg plugins, Alex Bennée, 2020/04/22
- [PATCH v2 10/36] tcg: Add temp_readonly, Richard Henderson, 2020/04/21
  - Re: [PATCH v2 10/36] tcg: Add temp_readonly, Alex Bennée, 2020/04/22
- [PATCH v2 22/36] tcg: Increase tcg_out_dupi_vec immediate to int64_t, Richard Henderson, 2020/04/21
  - Re: [PATCH v2 22/36] tcg: Increase tcg_out_dupi_vec immediate to int64_t, Alex Bennée, 2020/04/22
- [PATCH v2 19/36] tcg/tci: Add special tci_movi_{i32,i64} opcodes, Richard Henderson, 2020/04/21
  - Re: [PATCH v2 19/36] tcg/tci: Add special tci_movi_{i32,i64} opcodes, Alex Bennée, 2020/04/22

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