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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org,
	"Aleksandar Markovic" <aleksandar.qemu.devel@gmail.com>,
	"Alex Bennée" <alex.bennee@linaro.org>
Subject: [PULL 18/24] tcg: Remove movi and dupi opcodes
Date: Wed, 13 Jan 2021 16:16:48 -1000	[thread overview]
Message-ID: <20210114021654.647242-19-richard.henderson@linaro.org> (raw)
In-Reply-To: <20210114021654.647242-1-richard.henderson@linaro.org>

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

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/tcg/tcg-opc.h        |  3 ---
 tcg/optimize.c               |  4 ----
 tcg/tcg-op-vec.c             |  1 -
 tcg/tcg.c                    | 18 +-----------------
 tcg/aarch64/tcg-target.c.inc |  3 ---
 tcg/arm/tcg-target.c.inc     |  1 -
 tcg/i386/tcg-target.c.inc    |  3 ---
 tcg/mips/tcg-target.c.inc    |  2 --
 tcg/ppc/tcg-target.c.inc     |  3 ---
 tcg/riscv/tcg-target.c.inc   |  2 --
 tcg/s390/tcg-target.c.inc    |  2 --
 tcg/sparc/tcg-target.c.inc   |  2 --
 tcg/tci/tcg-target.c.inc     |  2 --
 13 files changed, 1 insertion(+), 45 deletions(-)

diff --git a/include/tcg/tcg-opc.h b/include/tcg/tcg-opc.h
index 43711634f6..900984c005 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 */
@@ -111,7 +110,6 @@ 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 */
@@ -221,7 +219,6 @@ DEF(qemu_st8_i32, 0, TLADDR_ARGS + 1, 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/optimize.c b/tcg/optimize.c
index dbb03ef96b..37c902283e 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -1103,10 +1103,6 @@ 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/tcg-op-vec.c b/tcg/tcg-op-vec.c
index 9fbed1366c..ce0d2f6e0e 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 1cadfe070c..5b0e42be91 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -1564,7 +1564,6 @@ 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:
@@ -1658,7 +1657,6 @@ 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:
@@ -1764,7 +1762,6 @@ 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:
@@ -3670,7 +3667,7 @@ static void tcg_reg_alloc_cbranch(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,
@@ -3693,14 +3690,6 @@ 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_*.
  */
@@ -4481,11 +4470,6 @@ 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/aarch64/tcg-target.c.inc b/tcg/aarch64/tcg-target.c.inc
index be6d3ea2a8..e370b7e61c 100644
--- a/tcg/aarch64/tcg-target.c.inc
+++ b/tcg/aarch64/tcg-target.c.inc
@@ -2257,8 +2257,6 @@ 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();
@@ -2466,7 +2464,6 @@ 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.c.inc b/tcg/arm/tcg-target.c.inc
index 0fd1126454..c2b26b3c45 100644
--- a/tcg/arm/tcg-target.c.inc
+++ b/tcg/arm/tcg-target.c.inc
@@ -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.c.inc b/tcg/i386/tcg-target.c.inc
index 9f81e11773..1706b7c776 100644
--- a/tcg/i386/tcg-target.c.inc
+++ b/tcg/i386/tcg-target.c.inc
@@ -2666,8 +2666,6 @@ 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();
@@ -2953,7 +2951,6 @@ 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.c.inc b/tcg/mips/tcg-target.c.inc
index add157f6c3..7293169ab2 100644
--- a/tcg/mips/tcg-target.c.inc
+++ b/tcg/mips/tcg-target.c.inc
@@ -2141,8 +2141,6 @@ 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/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc
index d00ec20203..1fbb1b6db0 100644
--- a/tcg/ppc/tcg-target.c.inc
+++ b/tcg/ppc/tcg-target.c.inc
@@ -2977,8 +2977,6 @@ 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();
@@ -3326,7 +3324,6 @@ 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.c.inc b/tcg/riscv/tcg-target.c.inc
index c60b91ba58..71c0badc02 100644
--- a/tcg/riscv/tcg-target.c.inc
+++ b/tcg/riscv/tcg-target.c.inc
@@ -1563,8 +1563,6 @@ 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.c.inc b/tcg/s390/tcg-target.c.inc
index d7ef079055..8517e55232 100644
--- a/tcg/s390/tcg-target.c.inc
+++ b/tcg/s390/tcg-target.c.inc
@@ -2295,8 +2295,6 @@ 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.c.inc b/tcg/sparc/tcg-target.c.inc
index 922ae96481..28b5b6559a 100644
--- a/tcg/sparc/tcg-target.c.inc
+++ b/tcg/sparc/tcg-target.c.inc
@@ -1586,8 +1586,6 @@ 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/tci/tcg-target.c.inc b/tcg/tci/tcg-target.c.inc
index e9e5f94c04..15981265db 100644
--- a/tcg/tci/tcg-target.c.inc
+++ b/tcg/tci/tcg-target.c.inc
@@ -814,8 +814,6 @@ 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();
-- 
2.25.1



  parent reply	other threads:[~2021-01-14  2:27 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-14  2:16 [PULL 00/24] tcg patch queue Richard Henderson
2021-01-14  2:16 ` [PULL 01/24] tcg: Use tcg_out_dupi_vec from temp_load Richard Henderson
2021-01-14  2:16 ` [PULL 02/24] tcg: Increase tcg_out_dupi_vec immediate to int64_t Richard Henderson
2021-01-14  2:16 ` [PULL 03/24] tcg: Consolidate 3 bits into enum TCGTempKind Richard Henderson
2021-01-14  2:16 ` [PULL 04/24] tcg: Add temp_readonly Richard Henderson
2021-01-14  2:16 ` [PULL 05/24] tcg: Expand TCGTemp.val to 64-bits Richard Henderson
2021-01-14  2:16 ` [PULL 06/24] tcg: Rename struct tcg_temp_info to TempOptInfo Richard Henderson
2021-01-14  2:16 ` [PULL 07/24] tcg: Expand TempOptInfo to 64-bits Richard Henderson
2021-01-14  2:16 ` [PULL 08/24] tcg: Introduce TYPE_CONST temporaries Richard Henderson
2021-01-14  2:16 ` [PULL 09/24] tcg/optimize: Improve find_better_copy Richard Henderson
2021-01-14  2:16 ` [PULL 10/24] tcg/optimize: Adjust TempOptInfo allocation Richard Henderson
2021-01-14  2:16 ` [PULL 11/24] tcg/optimize: Use tcg_constant_internal with constant folding Richard Henderson
2021-01-15 23:03   ` Alistair Francis
2021-01-16 17:24     ` Richard Henderson
2021-01-18 20:17       ` Laurent Vivier
2021-01-18 21:03         ` Richard Henderson
2021-02-01 20:45   ` Richard W.M. Jones
2021-02-01 20:53     ` Richard W.M. Jones
2021-02-04  2:22     ` Richard Henderson
2021-02-04  6:41       ` David Hildenbrand
2021-02-04  7:55         ` David Hildenbrand
2021-02-04  8:38           ` David Hildenbrand
2021-02-04  9:03             ` Richard W.M. Jones
2021-02-04  9:12               ` David Hildenbrand
2021-02-04  9:29               ` Richard W.M. Jones
2021-02-04  9:30                 ` Richard W.M. Jones
2021-02-04  9:37                 ` David Hildenbrand
2021-02-04 16:04                   ` Philippe Mathieu-Daudé
2021-02-04 16:08                     ` Philippe Mathieu-Daudé
2021-02-04 16:12                     ` David Hildenbrand
2021-02-04 16:29                     ` David Hildenbrand
2021-02-04 16:57                       ` Eric Blake
2021-02-04 17:33                       ` Richard Henderson
2021-02-04 16:48                     ` Richard W.M. Jones
2021-02-04 16:52                     ` Eric Blake
2021-01-14  2:16 ` [PULL 12/24] tcg: Convert tcg_gen_dupi_vec to TCG_CONST Richard Henderson
2021-01-14  2:16 ` [PULL 13/24] tcg: Use tcg_constant_i32 with icount expander Richard Henderson
2021-01-14  2:16 ` [PULL 14/24] tcg: Use tcg_constant_{i32,i64} with tcg int expanders Richard Henderson
2021-02-10 10:38   ` Alex Bennée
2021-01-14  2:16 ` [PULL 15/24] tcg: Use tcg_constant_{i32,i64} with tcg plugins Richard Henderson
2021-01-14  2:16 ` [PULL 16/24] tcg: Use tcg_constant_{i32,i64,vec} with gvec expanders Richard Henderson
2021-01-14  2:16 ` [PULL 17/24] tcg/tci: Add special tci_movi_{i32,i64} opcodes Richard Henderson
2021-01-14  2:16 ` Richard Henderson [this message]
2021-01-14  2:16 ` [PULL 19/24] tcg: Add tcg_reg_alloc_dup2 Richard Henderson
2021-01-14  2:16 ` [PULL 20/24] tcg/i386: Use tcg_constant_vec with tcg vec expanders Richard Henderson
2021-01-14  2:16 ` [PULL 21/24] tcg: Remove tcg_gen_dup{8,16,32,64}i_vec Richard Henderson
2021-01-14  2:16 ` [PULL 22/24] tcg/ppc: Use tcg_constant_vec with tcg vec expanders Richard Henderson
2021-01-14  2:16 ` [PULL 23/24] tcg/aarch64: " Richard Henderson
2021-01-14  2:16 ` [PULL 24/24] decodetree: Open files with encoding='utf-8' Richard Henderson
2021-01-14 13:13 ` [PULL 00/24] tcg patch queue Peter Maydell

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