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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: "Edgar E . Iglesias" <edgar.iglesias@xilinx.com>
Subject: [PULL 21/63] target/cris: Fold unhandled X_FLAG changes into cpustate_changed
Date: Tue, 29 Jun 2021 11:54:13 -0700	[thread overview]
Message-ID: <20210629185455.3131172-22-richard.henderson@linaro.org> (raw)
In-Reply-To: <20210629185455.3131172-1-richard.henderson@linaro.org>

We really do this already, by including them into the same test.
This just hoists the expression up a bit.

Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/cris/translate.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/target/cris/translate.c b/target/cris/translate.c
index e14b7acb10..80276ae84d 100644
--- a/target/cris/translate.c
+++ b/target/cris/translate.c
@@ -3217,6 +3217,10 @@ static void cris_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs)
         cris_clear_x_flag(dc);
     }
 
+    /* Fold unhandled changes to X_FLAG into cpustate_changed. */
+    dc->cpustate_changed |= !dc->flagx_known;
+    dc->cpustate_changed |= dc->flags_x != (dc->base.tb->flags & X_FLAG);
+
     /*
      * Check for delayed branches here.  If we do it before
      * actually generating any host code, the simulator will just
@@ -3227,9 +3231,7 @@ static void cris_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs)
             t_gen_movi_env_TN(dslot, 0);
         }
 
-        if (dc->cpustate_changed
-            || !dc->flagx_known
-            || (dc->flags_x != (dc->base.tb->flags & X_FLAG))) {
+        if (dc->cpustate_changed) {
             cris_store_direct_jmp(dc);
         }
 
@@ -3263,10 +3265,7 @@ static void cris_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs)
     }
 
     /* Force an update if the per-tb cpu state has changed.  */
-    if (dc->base.is_jmp == DISAS_NEXT
-        && (dc->cpustate_changed
-            || !dc->flagx_known
-            || (dc->flags_x != (dc->base.tb->flags & X_FLAG)))) {
+    if (dc->base.is_jmp == DISAS_NEXT && dc->cpustate_changed) {
         dc->base.is_jmp = DISAS_UPDATE;
         tcg_gen_movi_tl(env_pc, dc->pc);
     }
-- 
2.25.1



  parent reply	other threads:[~2021-06-29 19:36 UTC|newest]

Thread overview: 65+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-29 18:53 [PULL 00/63] tcg patch queue Richard Henderson
2021-06-29 18:53 ` [PULL 01/63] target/nios2: Replace DISAS_TB_JUMP with DISAS_NORETURN Richard Henderson
2021-06-29 18:53 ` [PULL 02/63] target/nios2: Use global cpu_env Richard Henderson
2021-06-29 18:53 ` [PULL 03/63] target/nios2: Use global cpu_R Richard Henderson
2021-06-29 18:53 ` [PULL 04/63] target/nios2: Add DisasContextBase to DisasContext Richard Henderson
2021-06-29 18:53 ` [PULL 05/63] target/nios2: Convert to TranslatorOps Richard Henderson
2021-06-29 18:53 ` [PULL 06/63] target/nios2: Remove assignment to env in handle_instruction Richard Henderson
2021-06-29 18:53 ` [PULL 07/63] target/nios2: Clean up goto " Richard Henderson
2021-06-29 18:54 ` [PULL 08/63] target/nios2: Inline handle_instruction Richard Henderson
2021-06-29 18:54 ` [PULL 09/63] target/nios2: Use pc_next for pc + 4 Richard Henderson
2021-06-29 18:54 ` [PULL 10/63] target/avr: Add DisasContextBase to DisasContext Richard Henderson
2021-06-29 18:54 ` [PULL 11/63] target/avr: Change ctx to DisasContext* in gen_intermediate_code Richard Henderson
2021-06-29 18:54 ` [PULL 12/63] target/avr: Convert to TranslatorOps Richard Henderson
2021-06-29 18:54 ` [PULL 13/63] target/cris: Add DisasContextBase to DisasContext Richard Henderson
2021-06-29 18:54 ` [PULL 14/63] target/cris: Remove DISAS_SWI Richard Henderson
2021-06-29 18:54 ` [PULL 15/63] target/cris: Replace DISAS_TB_JUMP with DISAS_NORETURN Richard Henderson
2021-06-29 18:54 ` [PULL 16/63] target/cris: Mark exceptions as DISAS_NORETURN Richard Henderson
2021-06-29 18:54 ` [PULL 17/63] target/cris: Fix use_goto_tb Richard Henderson
2021-06-29 18:54 ` [PULL 18/63] target/cris: Convert to TranslatorOps Richard Henderson
2021-06-29 18:54 ` [PULL 19/63] target/cris: Mark helper_raise_exception noreturn Richard Henderson
2021-06-29 18:54 ` [PULL 20/63] target/cris: Mark static arrays const Richard Henderson
2021-06-29 18:54 ` Richard Henderson [this message]
2021-06-29 18:54 ` [PULL 22/63] target/cris: Set cpustate_changed for rfe/rfn Richard Henderson
2021-06-29 18:54 ` [PULL 23/63] target/cris: Add DISAS_UPDATE_NEXT Richard Henderson
2021-06-29 18:54 ` [PULL 24/63] target/cris: Add DISAS_DBRANCH Richard Henderson
2021-06-29 18:54 ` [PULL 25/63] target/cris: Use tcg_gen_lookup_and_goto_ptr Richard Henderson
2021-06-29 18:54 ` [PULL 26/63] target/cris: Improve JMP_INDIRECT Richard Henderson
2021-06-29 18:54 ` [PULL 27/63] target/cris: Remove dc->flagx_known Richard Henderson
2021-06-29 18:54 ` [PULL 28/63] target/cris: Do not exit tb for X_FLAG changes Richard Henderson
2021-06-29 18:54 ` [PULL 29/63] tcg: Add tcg_gen_vec_add{sub}16_i32 Richard Henderson
2021-06-29 18:54 ` [PULL 30/63] tcg: Add tcg_gen_vec_add{sub}8_i32 Richard Henderson
2021-06-29 18:54 ` [PULL 31/63] tcg: Add tcg_gen_vec_shl{shr}{sar}16i_i32 Richard Henderson
2021-06-29 18:54 ` [PULL 32/63] tcg: Add tcg_gen_vec_shl{shr}{sar}8i_i32 Richard Henderson
2021-06-29 18:54 ` [PULL 33/63] tcg: Implement tcg_gen_vec_add{sub}32_tl Richard Henderson
2021-06-29 18:54 ` [PULL 34/63] tcg: Use correct trap number for page faults on *BSD systems Richard Henderson
2021-06-29 18:54 ` [PULL 35/63] tcg: Add flags argument to bswap opcodes Richard Henderson
2021-06-29 18:54 ` [PULL 36/63] tcg/i386: Support bswap flags Richard Henderson
2021-06-29 18:54 ` [PULL 37/63] tcg/aarch64: Merge tcg_out_rev{16,32,64} Richard Henderson
2021-06-29 18:54 ` [PULL 38/63] tcg/aarch64: Support bswap flags Richard Henderson
2021-06-29 18:54 ` [PULL 39/63] tcg/arm: " Richard Henderson
2021-06-29 18:54 ` [PULL 40/63] tcg/ppc: Split out tcg_out_ext{8,16,32}s Richard Henderson
2021-06-29 18:54 ` [PULL 41/63] tcg/ppc: Split out tcg_out_sari{32,64} Richard Henderson
2021-06-29 18:54 ` [PULL 42/63] tcg/ppc: Split out tcg_out_bswap16 Richard Henderson
2021-06-29 18:54 ` [PULL 43/63] tcg/ppc: Split out tcg_out_bswap32 Richard Henderson
2021-06-29 18:54 ` [PULL 44/63] tcg/ppc: Split out tcg_out_bswap64 Richard Henderson
2021-06-29 18:54 ` [PULL 45/63] tcg/ppc: Support bswap flags Richard Henderson
2021-06-29 18:54 ` [PULL 46/63] tcg/ppc: Use power10 byte-reverse instructions Richard Henderson
2021-06-29 18:54 ` [PULL 47/63] tcg/s390: Support bswap flags Richard Henderson
2021-06-29 18:54 ` [PULL 48/63] tcg/mips: Support bswap flags in tcg_out_bswap16 Richard Henderson
2021-06-29 18:54 ` [PULL 49/63] tcg/mips: Support bswap flags in tcg_out_bswap32 Richard Henderson
2021-06-29 18:54 ` [PULL 50/63] tcg/tci: Support bswap flags Richard Henderson
2021-06-29 18:54 ` [PULL 51/63] tcg: Handle new bswap flags during optimize Richard Henderson
2021-06-29 18:54 ` [PULL 52/63] tcg: Add flags argument to tcg_gen_bswap16_*, tcg_gen_bswap32_i64 Richard Henderson
2021-06-29 18:54 ` [PULL 53/63] tcg: Make use of bswap flags in tcg_gen_qemu_ld_* Richard Henderson
2021-06-29 18:54 ` [PULL 54/63] tcg: Make use of bswap flags in tcg_gen_qemu_st_* Richard Henderson
2021-06-29 18:54 ` [PULL 55/63] target/arm: Improve REV32 Richard Henderson
2021-06-29 18:54 ` [PULL 56/63] target/arm: Improve vector REV Richard Henderson
2021-06-29 18:54 ` [PULL 57/63] target/arm: Improve REVSH Richard Henderson
2021-06-29 18:54 ` [PULL 58/63] target/i386: Improve bswap translation Richard Henderson
2021-06-29 18:54 ` [PULL 59/63] target/sh4: Improve swap.b translation Richard Henderson
2021-06-29 18:54 ` [PULL 60/63] target/mips: Fix gen_mxu_s32ldd_s32lddr Richard Henderson
2021-06-29 18:54 ` [PULL 61/63] tcg/arm: Unset TCG_TARGET_HAS_MEMORY_BSWAP Richard Henderson
2021-06-29 18:54 ` [PULL 62/63] tcg/aarch64: " Richard Henderson
2021-06-29 18:54 ` [PULL 63/63] tcg/riscv: Remove MO_BSWAP handling Richard Henderson
2021-07-02  7:21 ` [PULL 00/63] tcg patch queue Peter Maydell

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