qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
To: qemu-devel@nongnu.org
Cc: kbastian@mail.uni-paderborn.de, richard.henderson@linaro.org
Subject: [PATCH v3 3/8] target/tricore: ENABLE exit to main-loop
Date: Wed, 21 Jun 2023 12:19:45 +0200	[thread overview]
Message-ID: <20230621101950.1645420-4-kbastian@mail.uni-paderborn.de> (raw)
In-Reply-To: <20230621101950.1645420-1-kbastian@mail.uni-paderborn.de>

so we can recognize exceptions after re-enabling interrupts.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reported-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
---
v2 -> v3:
    - DISABLE insns don't end the TB

 target/tricore/translate.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/target/tricore/translate.c b/target/tricore/translate.c
index d4f7415158..025b12567a 100644
--- a/target/tricore/translate.c
+++ b/target/tricore/translate.c
@@ -38,6 +38,7 @@
 #undef  HELPER_H
 
 #define DISAS_EXIT        DISAS_TARGET_0
+#define DISAS_EXIT_UPDATE DISAS_TARGET_1
 
 /*
  * TCG registers
@@ -7892,6 +7893,7 @@ static void decode_sys_interrupts(DisasContext *ctx)
         break;
     case OPC2_32_SYS_ENABLE:
         tcg_gen_ori_tl(cpu_ICR, cpu_ICR, ctx->icr_ie_mask);
+        ctx->base.is_jmp = DISAS_EXIT_UPDATE;
         break;
     case OPC2_32_SYS_ISYNC:
         break;
@@ -8379,6 +8381,9 @@ static void tricore_tr_tb_stop(DisasContextBase *dcbase, CPUState *cpu)
     case DISAS_TOO_MANY:
         gen_goto_tb(ctx, 0, ctx->base.pc_next);
         break;
+    case DISAS_EXIT_UPDATE:
+        gen_save_pc(ctx->base.pc_next);
+        /* fall through */
     case DISAS_EXIT:
         tcg_gen_exit_tb(NULL, 0);
         break;
-- 
2.40.1



  parent reply	other threads:[~2023-06-21 10:21 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-21 10:19 [PATCH v3 0/8] TriCore Privilege Levels Bastian Koppelmann
2023-06-21 10:19 ` [PATCH v3 1/8] target/tricore: Fix RR_JLI clobbering reg A[11] Bastian Koppelmann
2023-06-21 10:19 ` [PATCH v3 2/8] target/tricore: Introduce DISAS_TARGET_EXIT Bastian Koppelmann
2023-06-21 10:19 ` Bastian Koppelmann [this message]
2023-06-21 10:19 ` [PATCH v3 4/8] target/tricore: Indirect jump insns use tcg_gen_lookup_and_goto_ptr() Bastian Koppelmann
2023-06-21 11:05   ` Richard Henderson
2023-06-21 10:19 ` [PATCH v3 5/8] target/tricore: Introduce priv tb flag Bastian Koppelmann
2023-06-21 10:19 ` [PATCH v3 6/8] target/tricore: Implement privilege level for all insns Bastian Koppelmann
2023-06-21 10:19 ` [PATCH v3 7/8] target/tricore: Honour privilege changes on PSW write Bastian Koppelmann
2023-06-21 10:19 ` [PATCH v3 8/8] target/tricore: Fix ICR.IE offset in RESTORE insn Bastian Koppelmann
2023-06-21 11:06   ` Richard Henderson
2023-06-21 14:19     ` Bastian Koppelmann

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20230621101950.1645420-4-kbastian@mail.uni-paderborn.de \
    --to=kbastian@mail.uni-paderborn.de \
    --cc=qemu-devel@nongnu.org \
    --cc=richard.henderson@linaro.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).