[PULL 27/52] tcg: Add guest_mo to TCGContext

From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: "Philippe Mathieu-Daudé" <philmd@linaro.org>
Subject: [PULL 27/52] tcg: Add guest_mo to TCGContext
Date: Mon,  5 Jun 2023 13:15:23 -0700	[thread overview]
Message-ID: <20230605201548.1596865-28-richard.henderson@linaro.org> (raw)
In-Reply-To: <20230605201548.1596865-1-richard.henderson@linaro.org>

This replaces of TCG_GUEST_DEFAULT_MO in tcg-op-ldst.c.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/tcg/tcg.h         | 1 +
 accel/tcg/translate-all.c | 5 +++++
 tcg/tcg-op-ldst.c         | 4 +---
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h
index 813c733910..9f607e2664 100644
--- a/include/tcg/tcg.h
+++ b/include/tcg/tcg.h
@@ -521,6 +521,7 @@ struct TCGContext {
     uint8_t tlb_dyn_max_bits;
 #endif
     uint8_t insn_start_words;
+    TCGBar guest_mo;
 
     TCGRegSet reserved_regs;
     intptr_t current_frame_offset;
diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index 67b838e16b..200de2793c 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -364,6 +364,11 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
         (int)offsetof(ArchCPU, neg.tlb.f) - (int)offsetof(ArchCPU, env);
 #endif
     tcg_ctx->insn_start_words = TARGET_INSN_START_WORDS;
+#ifdef TCG_GUEST_DEFAULT_MO
+    tcg_ctx->guest_mo = TCG_GUEST_DEFAULT_MO;
+#else
+    tcg_ctx->guest_mo = TCG_MO_ALL;
+#endif
 
  tb_overflow:
 
diff --git a/tcg/tcg-op-ldst.c b/tcg/tcg-op-ldst.c
index 3c00bf0c95..9bcf63b041 100644
--- a/tcg/tcg-op-ldst.c
+++ b/tcg/tcg-op-ldst.c
@@ -104,9 +104,7 @@ static void gen_ldst_i64(TCGOpcode opc, TCGv_i64 v, TCGTemp *addr, MemOpIdx oi)
 
 static void tcg_gen_req_mo(TCGBar type)
 {
-#ifdef TCG_GUEST_DEFAULT_MO
-    type &= TCG_GUEST_DEFAULT_MO;
-#endif
+    type &= tcg_ctx->guest_mo;
     type &= ~TCG_TARGET_DEFAULT_MO;
     if (type) {
         tcg_gen_mb(type | TCG_BAR_SC);
-- 
2.34.1


