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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org, qemu-ppc@nongnu.org, qemu-riscv@nongnu.org,
	qemu-s390x@nongnu.org, jcmvbkbc@gmail.com,
	kbastian@mail.uni-paderborn.de, ysato@users.sourceforge.jp,
	gaosong@loongson.cn, jiaxun.yang@flygoat.com,
	tsimpson@quicinc.com, ale@rev.ng, mrolnik@gmail.com,
	edgar.iglesias@gmail.com
Subject: [PATCH 04/76] target/arm: Remove arm_free_cc, a64_free_cc
Date: Fri, 24 Feb 2023 23:13:15 -1000	[thread overview]
Message-ID: <20230225091427.1817156-5-richard.henderson@linaro.org> (raw)
In-Reply-To: <20230225091427.1817156-1-richard.henderson@linaro.org>

Translators are no longer required to free tcg temporaries.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/translate.h     |  1 -
 target/arm/translate-a64.c | 17 ++++-------------
 target/arm/translate.c     |  9 ---------
 3 files changed, 4 insertions(+), 23 deletions(-)

diff --git a/target/arm/translate.h b/target/arm/translate.h
index 3717824b75..7f52f08c5e 100644
--- a/target/arm/translate.h
+++ b/target/arm/translate.h
@@ -304,7 +304,6 @@ static inline void gen_a64_update_pc(DisasContext *s, target_long diff)
 #endif
 
 void arm_test_cc(DisasCompare *cmp, int cc);
-void arm_free_cc(DisasCompare *cmp);
 void arm_jump_cc(DisasCompare *cmp, TCGLabel *label);
 void arm_gen_test_cc(int cc, TCGLabel *label);
 MemOp pow2_align(unsigned i);
diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index 98537bc2ef..2a0bba3815 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -319,18 +319,13 @@ static void a64_test_cc(DisasCompare64 *c64, int cc)
 
     arm_test_cc(&c32, cc);
 
-    /* Sign-extend the 32-bit value so that the GE/LT comparisons work
-       * properly.  The NE/EQ comparisons are also fine with this choice.  */
+    /*
+     * Sign-extend the 32-bit value so that the GE/LT comparisons work
+     * properly.  The NE/EQ comparisons are also fine with this choice.
+      */
     c64->cond = c32.cond;
     c64->value = tcg_temp_new_i64();
     tcg_gen_ext_i32_i64(c64->value, c32.value);
-
-    arm_free_cc(&c32);
-}
-
-static void a64_free_cc(DisasCompare64 *c64)
-{
-    tcg_temp_free_i64(c64->value);
 }
 
 static void gen_rebuild_hflags(DisasContext *s)
@@ -5315,7 +5310,6 @@ static void disas_cc(DisasContext *s, uint32_t insn)
     tcg_t0 = tcg_temp_new_i32();
     arm_test_cc(&c, cond);
     tcg_gen_setcondi_i32(tcg_invert_cond(c.cond), tcg_t0, c.value, 0);
-    arm_free_cc(&c);
 
     /* Load the arguments for the new comparison.  */
     if (is_imm) {
@@ -5435,8 +5429,6 @@ static void disas_cond_select(DisasContext *s, uint32_t insn)
         tcg_gen_movcond_i64(c.cond, tcg_rd, c.value, zero, t_true, t_false);
     }
 
-    a64_free_cc(&c);
-
     if (!sf) {
         tcg_gen_ext32u_i64(tcg_rd, tcg_rd);
     }
@@ -6256,7 +6248,6 @@ static void disas_fp_csel(DisasContext *s, uint32_t insn)
     tcg_gen_movcond_i64(c.cond, t_true, c.value, tcg_constant_i64(0),
                         t_true, t_false);
     tcg_temp_free_i64(t_false);
-    a64_free_cc(&c);
 
     /* Note that sregs & hregs write back zeros to the high bits,
        and we've already done the zero-extension.  */
diff --git a/target/arm/translate.c b/target/arm/translate.c
index 614c438786..a0a298f8f7 100644
--- a/target/arm/translate.c
+++ b/target/arm/translate.c
@@ -754,13 +754,6 @@ void arm_test_cc(DisasCompare *cmp, int cc)
     cmp->value_global = global;
 }
 
-void arm_free_cc(DisasCompare *cmp)
-{
-    if (!cmp->value_global) {
-        tcg_temp_free_i32(cmp->value);
-    }
-}
-
 void arm_jump_cc(DisasCompare *cmp, TCGLabel *label)
 {
     tcg_gen_brcondi_i32(cmp->cond, cmp->value, 0, label);
@@ -771,7 +764,6 @@ void arm_gen_test_cc(int cc, TCGLabel *label)
     DisasCompare cmp;
     arm_test_cc(&cmp, cc);
     arm_jump_cc(&cmp, label);
-    arm_free_cc(&cmp);
 }
 
 void gen_set_condexec(DisasContext *s)
@@ -9125,7 +9117,6 @@ static bool trans_CSEL(DisasContext *s, arg_CSEL *a)
 
     arm_test_cc(&c, a->fcond);
     tcg_gen_movcond_i32(c.cond, rn, c.value, zero, rn, rm);
-    arm_free_cc(&c);
 
     store_reg(s, a->rd, rn);
     tcg_temp_free_i32(rm);
-- 
2.34.1



  parent reply	other threads:[~2023-02-25  9:15 UTC|newest]

Thread overview: 101+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-25  9:13 [PATCH 00/76] tcg: Drop tcg_temp_free from translators Richard Henderson
2023-02-25  9:13 ` [PATCH 01/76] tcg: Remove tcg_check_temp_count, tcg_clear_temp_count Richard Henderson
2023-02-25  9:13 ` [PATCH 02/76] accel/tcg: Remove translator_loop_temp_check Richard Henderson
2023-02-25  9:13 ` [PATCH 03/76] target/alpha: Drop tcg_temp_free Richard Henderson
2023-02-25  9:13 ` Richard Henderson [this message]
2023-02-25  9:13 ` [PATCH 05/76] target/arm: Remove value_global from DisasCompare Richard Henderson
2023-02-25  9:13 ` [PATCH 06/76] target/arm: Drop tcg_temp_free from translator.c Richard Henderson
2023-02-25  9:13 ` [PATCH 07/76] target/arm: Drop DisasContext.tmp_a64 Richard Henderson
2023-02-25  9:13 ` [PATCH 08/76] target/arm: Drop new_tmp_a64 Richard Henderson
2023-02-25  9:13 ` [PATCH 09/76] target/arm: Drop new_tmp_a64_zero Richard Henderson
2023-02-25  9:13 ` [PATCH 10/76] target/arm: Drop tcg_temp_free from translator-a64.c Richard Henderson
2023-02-25  9:13 ` [PATCH 11/76] target/arm: Drop tcg_temp_free from translator-m-nocp.c Richard Henderson
2023-02-25  9:13 ` [PATCH 12/76] target/arm: Drop tcg_temp_free from translator-mve.c Richard Henderson
2023-02-25  9:13 ` [PATCH 13/76] target/arm: Drop tcg_temp_free from translator-neon.c Richard Henderson
2023-02-25  9:13 ` [PATCH 14/76] target/arm: Drop tcg_temp_free from translator-sme.c Richard Henderson
2023-02-25  9:13 ` [PATCH 15/76] target/arm: Drop tcg_temp_free from translator-sve.c Richard Henderson
2023-02-25  9:13 ` [PATCH 16/76] target/arm: Drop tcg_temp_free from translator-vfp.c Richard Henderson
2023-02-25  9:13 ` [PATCH 17/76] target/arm: Drop tcg_temp_free from translator.h Richard Henderson
2023-02-25  9:13 ` [PATCH 18/76] target/avr: Drop DisasContext.free_skip_var0 Richard Henderson
2023-02-25  9:13 ` [PATCH 19/76] target/avr: Drop R from trans_COM Richard Henderson
2023-02-25  9:13 ` [PATCH 20/76] target/avr: Drop tcg_temp_free Richard Henderson
2023-02-25  9:13 ` [PATCH 21/76] target/cris: Drop cris_alu_free_temps Richard Henderson
2023-02-25  9:13 ` [PATCH 22/76] target/cris: Drop cris_alu_m_free_temps Richard Henderson
2023-02-25  9:13 ` [PATCH 23/76] target/cris: Drop addr from dec10_ind_move_m_pr Richard Henderson
2023-02-25  9:13 ` [PATCH 24/76] target/cris: Drop tcg_temp_free Richard Henderson
2023-02-25  9:13 ` [PATCH 25/76] target/cris: Drop tcg_temp_free from C code Richard Henderson
2023-02-25  9:17   ` Richard Henderson
2023-02-25  9:13 ` [PATCH 26/76] target/cris: Drop tcg_temp_free from gen_tcg_funcs.py Richard Henderson
2023-02-25  9:18   ` Richard Henderson
2023-02-25  9:13 ` [PATCH 27/76] target/hexagon/idef-parser: Drop tcg_temp_free Richard Henderson
2023-02-25  9:13 ` [PATCH 28/76] target/hexagon/idef-parser: Drop HexValue.is_manual Richard Henderson
2023-02-25  9:13 ` [PATCH 29/76] target/hppa: Drop tcg_temp_free Richard Henderson
2023-02-25  9:13 ` [PATCH 30/76] target/i386: " Richard Henderson
2023-02-25  9:13 ` [PATCH 31/76] target/loongarch: Drop temp_new Richard Henderson
2023-02-27  3:17   ` gaosong
2023-02-25  9:13 ` [PATCH 32/76] target/loongarch: Drop tcg_temp_free Richard Henderson
2023-02-27  3:18   ` gaosong
2023-02-25  9:13 ` [PATCH 33/76] target/m68k: Drop mark_to_release Richard Henderson
2023-02-25  9:13 ` [PATCH 34/76] target/m68k: Drop free_cond Richard Henderson
2023-02-25  9:13 ` [PATCH 35/76] target/m68k: Drop tcg_temp_free Richard Henderson
2023-02-25  9:13 ` [PATCH 36/76] target/microblaze: " Richard Henderson
2023-02-25  9:13 ` [PATCH 37/76] target/mips: Drop tcg_temp_free from micromips_translate.c.inc Richard Henderson
2023-02-25  9:13 ` [PATCH 38/76] target/mips: Drop tcg_temp_free from mips16e_translate.c.inc Richard Henderson
2023-02-25  9:13 ` [PATCH 39/76] target/mips: Drop tcg_temp_free from msa_translate.c Richard Henderson
2023-02-25  9:13 ` [PATCH 40/76] target/mips: Drop tcg_temp_free from mxu_translate.c Richard Henderson
2023-02-25  9:13 ` [PATCH 41/76] target/mips: Drop tcg_temp_free from nanomips_translate.c.inc Richard Henderson
2023-02-25  9:13 ` [PATCH 42/76] target/mips: Drop tcg_temp_free from octeon_translate.c Richard Henderson
2023-02-25  9:13 ` [PATCH 43/76] target/mips: Drop tcg_temp_free from translate_addr_const.c Richard Henderson
2023-02-25  9:13 ` [PATCH 44/76] target/mips: Drop tcg_temp_free from tx79_translate.c Richard Henderson
2023-02-25  9:13 ` [PATCH 45/76] target/mips: Fix trans_mult_acc return Richard Henderson
2023-02-25 19:47   ` Philippe Mathieu-Daudé
2023-02-25  9:13 ` [PATCH 46/76] target/mips: Drop tcg_temp_free from vr54xx_translate.c Richard Henderson
2023-02-25  9:13 ` [PATCH 47/76] target/mips: Drop tcg_temp_free from translate.c Richard Henderson
2023-02-25  9:13 ` [PATCH 48/76] target/nios2: Drop tcg_temp_free Richard Henderson
2023-02-25  9:14 ` [PATCH 49/76] target/openrisc: " Richard Henderson
2023-02-25  9:14 ` [PATCH 50/76] target/ppc: " Richard Henderson
2023-02-25 10:52   ` Daniel Henrique Barboza
2023-02-25  9:14 ` [PATCH 51/76] target/riscv: Drop ftemp_new Richard Henderson
2023-02-25 10:33   ` Daniel Henrique Barboza
2023-02-26 12:58   ` liweiwei
2023-02-26 13:01   ` liweiwei
2023-02-25  9:14 ` [PATCH 52/76] target/riscv: Drop temp_new Richard Henderson
2023-02-25 10:33   ` Daniel Henrique Barboza
2023-02-26 13:00   ` liweiwei
2023-02-25  9:14 ` [PATCH 53/76] target/riscv: Drop tcg_temp_free Richard Henderson
2023-02-25 10:33   ` Daniel Henrique Barboza
2023-02-26 13:04   ` liweiwei
2023-02-25  9:14 ` [PATCH 54/76] target/rx: " Richard Henderson
2023-02-25  9:14 ` [PATCH 55/76] target/s390x: Use tcg_constant_* in local contexts Richard Henderson
2023-02-25  9:14 ` [PATCH 56/76] target/s390x: Use tcg_constant_* for DisasCompare Richard Henderson
2023-02-25  9:14 ` [PATCH 57/76] target/s390x: Use tcg_constant_i32 for fpinst_extract_m34 Richard Henderson
2023-02-25  9:14 ` [PATCH 58/76] target/s390x: Use tcg_constant_* in translate_vx.c.inc Richard Henderson
2023-02-25  9:14 ` [PATCH 59/76] target/s390x: Drop free_compare Richard Henderson
2023-02-25  9:14 ` [PATCH 60/76] target/s390x: Drop tcg_temp_free from translate_vx.c.inc Richard Henderson
2023-02-25  9:14 ` [PATCH 61/76] target/s390x: Drop tcg_temp_free from translate.c Richard Henderson
2023-02-25  9:14 ` [PATCH 62/76] target/s390x: Remove assert vs g_in2 Richard Henderson
2023-02-25  9:14 ` [PATCH 63/76] target/s390x: Remove g_out, g_out2, g_in1, g_in2 from DisasContext Richard Henderson
2023-02-25  9:14 ` [PATCH 64/76] target/sh4: Drop tcg_temp_free Richard Henderson
2023-02-25  9:14 ` [PATCH 65/76] target/sparc: Drop get_temp_tl Richard Henderson
2023-02-25  9:14 ` [PATCH 66/76] target/sparc: Drop get_temp_i32 Richard Henderson
2023-03-03 19:06   ` Peter Maydell
2023-02-25  9:14 ` [PATCH 67/76] target/sparc: Remove egress label in disas_sparc_context Richard Henderson
2023-02-25  9:14 ` [PATCH 68/76] target/sparc: Drop free_compare Richard Henderson
2023-02-25  9:14 ` [PATCH 69/76] target/sparc: Drop tcg_temp_free Richard Henderson
2023-02-25  9:14 ` [PATCH 70/76] target/tricore: " Richard Henderson
2023-02-25  9:14 ` [PATCH 71/76] target/sparc: Drop reset_sar_tracker Richard Henderson
2023-02-25  9:39   ` Max Filippov
2023-02-25  9:14 ` [PATCH 72/76] target/xtensa: Drop tcg_temp_free Richard Henderson
2023-02-25  9:41   ` Max Filippov
2023-02-25  9:14 ` [PATCH 73/76] include/exec/gen-icount: Drop tcg_temp_free in gen_tb_start Richard Henderson
2023-02-25  9:14 ` [PATCH 74/76] tracing: remove transform.py Richard Henderson
2023-02-25 10:22   ` Daniel Henrique Barboza
2023-02-25 10:52     ` Daniel Henrique Barboza
2023-02-25 18:38     ` Richard Henderson
2023-02-27  3:03       ` gaosong
2023-02-25 10:53   ` Daniel Henrique Barboza
2023-02-25  9:14 ` [PATCH 75/76] tcg: Create tcg/tcg-temp-internal.h Richard Henderson
2023-02-25  9:14 ` [PATCH 76/76] docs/devel/tcg-ops: Drop recommendation to free temps Richard Henderson
2023-02-25 10:55   ` Daniel Henrique Barboza
2023-02-25 10:10 ` [PATCH 00/76] tcg: Drop tcg_temp_free from translators Philippe Mathieu-Daudé
2023-02-25 10:11   ` Philippe Mathieu-Daudé

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