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[PATCH 03/76] target/alpha: Drop tcg_temp_free


From: Richard Henderson
Subject: [PATCH 03/76] target/alpha: Drop tcg_temp_free
Date: Fri, 24 Feb 2023 23:13:14 -1000

Translators are no longer required to free tcg temporaries.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/alpha/translate.c | 70 ----------------------------------------
 1 file changed, 70 deletions(-)

diff --git a/target/alpha/translate.c b/target/alpha/translate.c
index a0afdbb465..9d25e21164 100644
--- a/target/alpha/translate.c
+++ b/target/alpha/translate.c
@@ -179,7 +179,6 @@ static void free_context_temps(DisasContext *ctx)
 {
     if (ctx->sink) {
         tcg_gen_discard_i64(ctx->sink);
-        tcg_temp_free(ctx->sink);
         ctx->sink = NULL;
     }
 }
@@ -279,7 +278,6 @@ static void gen_ldf(DisasContext *ctx, TCGv dest, TCGv addr)
     TCGv_i32 tmp32 = tcg_temp_new_i32();
     tcg_gen_qemu_ld_i32(tmp32, addr, ctx->mem_idx, MO_LEUL | UNALIGN(ctx));
     gen_helper_memory_to_f(dest, tmp32);
-    tcg_temp_free_i32(tmp32);
 }
 
 static void gen_ldg(DisasContext *ctx, TCGv dest, TCGv addr)
@@ -287,7 +285,6 @@ static void gen_ldg(DisasContext *ctx, TCGv dest, TCGv addr)
     TCGv tmp = tcg_temp_new();
     tcg_gen_qemu_ld_i64(tmp, addr, ctx->mem_idx, MO_LEUQ | UNALIGN(ctx));
     gen_helper_memory_to_g(dest, tmp);
-    tcg_temp_free(tmp);
 }
 
 static void gen_lds(DisasContext *ctx, TCGv dest, TCGv addr)
@@ -295,7 +292,6 @@ static void gen_lds(DisasContext *ctx, TCGv dest, TCGv addr)
     TCGv_i32 tmp32 = tcg_temp_new_i32();
     tcg_gen_qemu_ld_i32(tmp32, addr, ctx->mem_idx, MO_LEUL | UNALIGN(ctx));
     gen_helper_memory_to_s(dest, tmp32);
-    tcg_temp_free_i32(tmp32);
 }
 
 static void gen_ldt(DisasContext *ctx, TCGv dest, TCGv addr)
@@ -311,7 +307,6 @@ static void gen_load_fp(DisasContext *ctx, int ra, int rb, 
int32_t disp16,
         TCGv addr = tcg_temp_new();
         tcg_gen_addi_i64(addr, load_gpr(ctx, rb), disp16);
         func(ctx, cpu_fir[ra], addr);
-        tcg_temp_free(addr);
     }
 }
 
@@ -342,7 +337,6 @@ static void gen_load_int(DisasContext *ctx, int ra, int rb, 
int32_t disp16,
         tcg_gen_mov_i64(cpu_lock_addr, addr);
         tcg_gen_mov_i64(cpu_lock_value, dest);
     }
-    tcg_temp_free(addr);
 }
 
 static void gen_stf(DisasContext *ctx, TCGv src, TCGv addr)
@@ -350,7 +344,6 @@ static void gen_stf(DisasContext *ctx, TCGv src, TCGv addr)
     TCGv_i32 tmp32 = tcg_temp_new_i32();
     gen_helper_f_to_memory(tmp32, addr);
     tcg_gen_qemu_st_i32(tmp32, addr, ctx->mem_idx, MO_LEUL | UNALIGN(ctx));
-    tcg_temp_free_i32(tmp32);
 }
 
 static void gen_stg(DisasContext *ctx, TCGv src, TCGv addr)
@@ -358,7 +351,6 @@ static void gen_stg(DisasContext *ctx, TCGv src, TCGv addr)
     TCGv tmp = tcg_temp_new();
     gen_helper_g_to_memory(tmp, src);
     tcg_gen_qemu_st_i64(tmp, addr, ctx->mem_idx, MO_LEUQ | UNALIGN(ctx));
-    tcg_temp_free(tmp);
 }
 
 static void gen_sts(DisasContext *ctx, TCGv src, TCGv addr)
@@ -366,7 +358,6 @@ static void gen_sts(DisasContext *ctx, TCGv src, TCGv addr)
     TCGv_i32 tmp32 = tcg_temp_new_i32();
     gen_helper_s_to_memory(tmp32, src);
     tcg_gen_qemu_st_i32(tmp32, addr, ctx->mem_idx, MO_LEUL | UNALIGN(ctx));
-    tcg_temp_free_i32(tmp32);
 }
 
 static void gen_stt(DisasContext *ctx, TCGv src, TCGv addr)
@@ -380,7 +371,6 @@ static void gen_store_fp(DisasContext *ctx, int ra, int rb, 
int32_t disp16,
     TCGv addr = tcg_temp_new();
     tcg_gen_addi_i64(addr, load_gpr(ctx, rb), disp16);
     func(ctx, load_fpr(ctx, ra), addr);
-    tcg_temp_free(addr);
 }
 
 static void gen_store_int(DisasContext *ctx, int ra, int rb, int32_t disp16,
@@ -398,8 +388,6 @@ static void gen_store_int(DisasContext *ctx, int ra, int 
rb, int32_t disp16,
 
     src = load_gpr(ctx, ra);
     tcg_gen_qemu_st_i64(src, addr, ctx->mem_idx, op);
-
-    tcg_temp_free(addr);
 }
 
 static DisasJumpType gen_store_conditional(DisasContext *ctx, int ra, int rb,
@@ -416,7 +404,6 @@ static DisasJumpType gen_store_conditional(DisasContext 
*ctx, int ra, int rb,
     lab_fail = gen_new_label();
     lab_done = gen_new_label();
     tcg_gen_brcond_i64(TCG_COND_NE, addr, cpu_lock_addr, lab_fail);
-    tcg_temp_free_i64(addr);
 
     val = tcg_temp_new_i64();
     tcg_gen_atomic_cmpxchg_i64(val, cpu_lock_addr, cpu_lock_value,
@@ -426,7 +413,6 @@ static DisasJumpType gen_store_conditional(DisasContext 
*ctx, int ra, int rb,
     if (ra != 31) {
         tcg_gen_setcond_i64(TCG_COND_EQ, ctx->ir[ra], val, cpu_lock_value);
     }
-    tcg_temp_free_i64(val);
     tcg_gen_br(lab_done);
 
     gen_set_label(lab_fail);
@@ -504,7 +490,6 @@ static DisasJumpType gen_bcond(DisasContext *ctx, TCGCond 
cond, int ra,
 
         tcg_gen_andi_i64(tmp, load_gpr(ctx, ra), 1);
         ret = gen_bcond_internal(ctx, cond, tmp, disp);
-        tcg_temp_free(tmp);
         return ret;
     }
     return gen_bcond_internal(ctx, cond, load_gpr(ctx, ra), disp);
@@ -550,7 +535,6 @@ static DisasJumpType gen_fbcond(DisasContext *ctx, TCGCond 
cond, int ra,
 
     gen_fold_mzero(cond, cmp_tmp, load_fpr(ctx, ra));
     ret = gen_bcond_internal(ctx, cond, cmp_tmp, disp);
-    tcg_temp_free(cmp_tmp);
     return ret;
 }
 
@@ -564,8 +548,6 @@ static void gen_fcmov(DisasContext *ctx, TCGCond cond, int 
ra, int rb, int rc)
     gen_fold_mzero(cond, va, load_fpr(ctx, ra));
 
     tcg_gen_movcond_i64(cond, dest_fpr(ctx, rc), va, z, vb, load_fpr(ctx, rc));
-
-    tcg_temp_free(va);
 }
 
 #define QUAL_RM_N       0x080   /* Round mode nearest even */
@@ -615,8 +597,6 @@ static void gen_qual_roundmode(DisasContext *ctx, int fn11)
 #else
     gen_helper_setroundmode(tmp);
 #endif
-
-    tcg_temp_free_i32(tmp);
 }
 
 static void gen_qual_flushzero(DisasContext *ctx, int fn11)
@@ -645,8 +625,6 @@ static void gen_qual_flushzero(DisasContext *ctx, int fn11)
 #else
     gen_helper_setflushzero(tmp);
 #endif
-
-    tcg_temp_free_i32(tmp);
 }
 
 static TCGv gen_ieee_input(DisasContext *ctx, int reg, int fn11, int is_cmp)
@@ -716,8 +694,6 @@ static void gen_cvtlq(TCGv vc, TCGv vb)
     tcg_gen_shri_i64(tmp, vb, 29);
     tcg_gen_sari_i64(vc, vb, 32);
     tcg_gen_deposit_i64(vc, vc, tmp, 0, 30);
-
-    tcg_temp_free(tmp);
 }
 
 static void gen_ieee_arith2(DisasContext *ctx,
@@ -808,8 +784,6 @@ static void gen_cpy_mask(TCGv vc, TCGv va, TCGv vb, bool 
inv_a, uint64_t mask)
 
     tcg_gen_andc_i64(vc, vb, vmask);
     tcg_gen_or_i64(vc, vc, tmp);
-
-    tcg_temp_free(tmp);
 }
 
 static void gen_ieee_arith3(DisasContext *ctx,
@@ -927,7 +901,6 @@ static void gen_ext_h(DisasContext *ctx, TCGv vc, TCGv va, 
int rb, bool islit,
         tcg_gen_neg_i64(tmp, tmp);
         tcg_gen_andi_i64(tmp, tmp, 0x3f);
         tcg_gen_shl_i64(vc, va, tmp);
-        tcg_temp_free(tmp);
     }
     gen_zapnoti(vc, vc, byte_mask);
 }
@@ -948,7 +921,6 @@ static void gen_ext_l(DisasContext *ctx, TCGv vc, TCGv va, 
int rb, bool islit,
         tcg_gen_andi_i64(tmp, load_gpr(ctx, rb), 7);
         tcg_gen_shli_i64(tmp, tmp, 3);
         tcg_gen_shr_i64(vc, va, tmp);
-        tcg_temp_free(tmp);
         gen_zapnoti(vc, vc, byte_mask);
     }
 }
@@ -986,8 +958,6 @@ static void gen_ins_h(DisasContext *ctx, TCGv vc, TCGv va, 
int rb, bool islit,
 
         tcg_gen_shr_i64(vc, tmp, shift);
         tcg_gen_shri_i64(vc, vc, 1);
-        tcg_temp_free(shift);
-        tcg_temp_free(tmp);
     }
 }
 
@@ -1015,8 +985,6 @@ static void gen_ins_l(DisasContext *ctx, TCGv vc, TCGv va, 
int rb, bool islit,
         tcg_gen_andi_i64(shift, load_gpr(ctx, rb), 7);
         tcg_gen_shli_i64(shift, shift, 3);
         tcg_gen_shl_i64(vc, tmp, shift);
-        tcg_temp_free(shift);
-        tcg_temp_free(tmp);
     }
 }
 
@@ -1047,9 +1015,6 @@ static void gen_msk_h(DisasContext *ctx, TCGv vc, TCGv 
va, int rb, bool islit,
         tcg_gen_shri_i64(mask, mask, 1);
 
         tcg_gen_andc_i64(vc, va, mask);
-
-        tcg_temp_free(mask);
-        tcg_temp_free(shift);
     }
 }
 
@@ -1069,9 +1034,6 @@ static void gen_msk_l(DisasContext *ctx, TCGv vc, TCGv 
va, int rb, bool islit,
         tcg_gen_shl_i64(mask, mask, shift);
 
         tcg_gen_andc_i64(vc, va, mask);
-
-        tcg_temp_free(mask);
-        tcg_temp_free(shift);
     }
 }
 
@@ -1152,7 +1114,6 @@ static DisasJumpType gen_call_pal(DisasContext *ctx, int 
palcode)
                 TCGv tmp = tcg_temp_new();
                 tcg_gen_andi_i64(tmp, ctx->ir[IR_A0], PS_INT_MASK);
                 st_flag_byte(tmp, ENV_FLAG_PS_SHIFT);
-                tcg_temp_free(tmp);
             }
 
             /* Allow interrupts to be recognized right away.  */
@@ -1215,7 +1176,6 @@ static DisasJumpType gen_call_pal(DisasContext *ctx, int 
palcode)
 
         tcg_gen_movi_i64(tmp, exc_addr);
         tcg_gen_st_i64(tmp, cpu_env, offsetof(CPUAlphaState, exc_addr));
-        tcg_temp_free(tmp);
 
         entry += (palcode & 0x80
                   ? 0x2000 + (palcode - 0x80) * 64
@@ -1550,7 +1510,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_shli_i64(tmp, va, 2);
             tcg_gen_add_i64(tmp, tmp, vb);
             tcg_gen_ext32s_i64(vc, tmp);
-            tcg_temp_free(tmp);
             break;
         case 0x09:
             /* SUBL */
@@ -1563,7 +1522,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_shli_i64(tmp, va, 2);
             tcg_gen_sub_i64(tmp, tmp, vb);
             tcg_gen_ext32s_i64(vc, tmp);
-            tcg_temp_free(tmp);
             break;
         case 0x0F:
             /* CMPBGE */
@@ -1580,7 +1538,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_shli_i64(tmp, va, 3);
             tcg_gen_add_i64(tmp, tmp, vb);
             tcg_gen_ext32s_i64(vc, tmp);
-            tcg_temp_free(tmp);
             break;
         case 0x1B:
             /* S8SUBL */
@@ -1588,7 +1545,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_shli_i64(tmp, va, 3);
             tcg_gen_sub_i64(tmp, tmp, vb);
             tcg_gen_ext32s_i64(vc, tmp);
-            tcg_temp_free(tmp);
             break;
         case 0x1D:
             /* CMPULT */
@@ -1603,7 +1559,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tmp = tcg_temp_new();
             tcg_gen_shli_i64(tmp, va, 2);
             tcg_gen_add_i64(vc, tmp, vb);
-            tcg_temp_free(tmp);
             break;
         case 0x29:
             /* SUBQ */
@@ -1614,7 +1569,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tmp = tcg_temp_new();
             tcg_gen_shli_i64(tmp, va, 2);
             tcg_gen_sub_i64(vc, tmp, vb);
-            tcg_temp_free(tmp);
             break;
         case 0x2D:
             /* CMPEQ */
@@ -1625,14 +1579,12 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tmp = tcg_temp_new();
             tcg_gen_shli_i64(tmp, va, 3);
             tcg_gen_add_i64(vc, tmp, vb);
-            tcg_temp_free(tmp);
             break;
         case 0x3B:
             /* S8SUBQ */
             tmp = tcg_temp_new();
             tcg_gen_shli_i64(tmp, va, 3);
             tcg_gen_sub_i64(vc, tmp, vb);
-            tcg_temp_free(tmp);
             break;
         case 0x3D:
             /* CMPULE */
@@ -1646,7 +1598,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_add_i64(tmp, tmp, vc);
             tcg_gen_ext32s_i64(vc, tmp);
             gen_helper_check_overflow(cpu_env, vc, tmp);
-            tcg_temp_free(tmp);
             break;
         case 0x49:
             /* SUBL/V */
@@ -1656,7 +1607,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_sub_i64(tmp, tmp, vc);
             tcg_gen_ext32s_i64(vc, tmp);
             gen_helper_check_overflow(cpu_env, vc, tmp);
-            tcg_temp_free(tmp);
             break;
         case 0x4D:
             /* CMPLT */
@@ -1674,8 +1624,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_shri_i64(tmp, tmp, 63);
             tcg_gen_movi_i64(tmp2, 0);
             gen_helper_check_overflow(cpu_env, tmp, tmp2);
-            tcg_temp_free(tmp);
-            tcg_temp_free(tmp2);
             break;
         case 0x69:
             /* SUBQ/V */
@@ -1689,8 +1637,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_shri_i64(tmp, tmp, 63);
             tcg_gen_movi_i64(tmp2, 0);
             gen_helper_check_overflow(cpu_env, tmp, tmp2);
-            tcg_temp_free(tmp);
-            tcg_temp_free(tmp2);
             break;
         case 0x6D:
             /* CMPLE */
@@ -1744,7 +1690,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_andi_i64(tmp, va, 1);
             tcg_gen_movcond_i64(TCG_COND_NE, vc, tmp, load_zero(ctx),
                                 vb, load_gpr(ctx, rc));
-            tcg_temp_free(tmp);
             break;
         case 0x16:
             /* CMOVLBC */
@@ -1752,7 +1697,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_andi_i64(tmp, va, 1);
             tcg_gen_movcond_i64(TCG_COND_EQ, vc, tmp, load_zero(ctx),
                                 vb, load_gpr(ctx, rc));
-            tcg_temp_free(tmp);
             break;
         case 0x20:
             /* BIS */
@@ -1884,7 +1828,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
                 vb = load_gpr(ctx, rb);
                 tcg_gen_andi_i64(tmp, vb, 0x3f);
                 tcg_gen_shr_i64(vc, va, tmp);
-                tcg_temp_free(tmp);
             }
             break;
         case 0x36:
@@ -1900,7 +1843,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
                 vb = load_gpr(ctx, rb);
                 tcg_gen_andi_i64(tmp, vb, 0x3f);
                 tcg_gen_shl_i64(vc, va, tmp);
-                tcg_temp_free(tmp);
             }
             break;
         case 0x3B:
@@ -1916,7 +1858,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
                 vb = load_gpr(ctx, rb);
                 tcg_gen_andi_i64(tmp, vb, 0x3f);
                 tcg_gen_sar_i64(vc, va, tmp);
-                tcg_temp_free(tmp);
             }
             break;
         case 0x52:
@@ -1978,7 +1919,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             /* UMULH */
             tmp = tcg_temp_new();
             tcg_gen_mulu2_i64(tmp, vc, va, vb);
-            tcg_temp_free(tmp);
             break;
         case 0x40:
             /* MULL/V */
@@ -1988,7 +1928,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_mul_i64(tmp, tmp, vc);
             tcg_gen_ext32s_i64(vc, tmp);
             gen_helper_check_overflow(cpu_env, vc, tmp);
-            tcg_temp_free(tmp);
             break;
         case 0x60:
             /* MULQ/V */
@@ -1997,8 +1936,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             tcg_gen_muls2_i64(vc, tmp, va, vb);
             tcg_gen_sari_i64(tmp2, vc, 63);
             gen_helper_check_overflow(cpu_env, tmp, tmp2);
-            tcg_temp_free(tmp);
-            tcg_temp_free(tmp2);
             break;
         default:
             goto invalid_opc;
@@ -2017,7 +1954,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             va = load_gpr(ctx, ra);
             tcg_gen_extrl_i64_i32(t32, va);
             gen_helper_memory_to_s(vc, t32);
-            tcg_temp_free_i32(t32);
             break;
         case 0x0A:
             /* SQRTF */
@@ -2040,7 +1976,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             va = load_gpr(ctx, ra);
             tcg_gen_extrl_i64_i32(t32, va);
             gen_helper_memory_to_f(vc, t32);
-            tcg_temp_free_i32(t32);
             break;
         case 0x24:
             /* ITOFT */
@@ -2526,7 +2461,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
                 tcg_gen_qemu_ld_i64(va, addr, MMU_USER_IDX, MO_LEUQ);
                 break;
             }
-            tcg_temp_free(addr);
             break;
         }
 #else
@@ -2550,7 +2484,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
             va = load_fpr(ctx, ra);
             gen_helper_s_to_memory(t32, va);
             tcg_gen_ext_i32_i64(vc, t32);
-            tcg_temp_free_i32(t32);
             break;
         }
 
@@ -2706,7 +2639,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
         tmp = tcg_temp_new();
         tcg_gen_andi_i64(tmp, vb, 1);
         st_flag_byte(tmp, ENV_FLAG_PAL_SHIFT);
-        tcg_temp_free(tmp);
         tcg_gen_andi_i64(cpu_pc, vb, ~3);
         /* Allow interrupts to be recognized right away.  */
         ret = DISAS_PC_UPDATED_NOCHAIN;
@@ -2728,7 +2660,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
                 tmp = tcg_temp_new();
                 tcg_gen_addi_i64(tmp, vb, disp12);
                 tcg_gen_qemu_st_i64(va, tmp, MMU_PHYS_IDX, MO_LESL);
-                tcg_temp_free(tmp);
                 break;
             case 0x1:
                 /* Quadword physical access */
@@ -2737,7 +2668,6 @@ static DisasJumpType translate_one(DisasContext *ctx, 
uint32_t insn)
                 tmp = tcg_temp_new();
                 tcg_gen_addi_i64(tmp, vb, disp12);
                 tcg_gen_qemu_st_i64(va, tmp, MMU_PHYS_IDX, MO_LEUQ);
-                tcg_temp_free(tmp);
                 break;
             case 0x2:
                 /* Longword physical access with lock */
-- 
2.34.1




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