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[Qemu-devel] [PATCH 15/22] gen-icount: fold exitreq_label into TCGContex


From: Emilio G. Cota
Subject: [Qemu-devel] [PATCH 15/22] gen-icount: fold exitreq_label into TCGContext
Date: Sun, 9 Jul 2017 03:50:07 -0400

Before we make TCGContext thread-local.

Signed-off-by: Emilio G. Cota <address@hidden>
---
 include/exec/gen-icount.h | 7 +++----
 tcg/tcg.h                 | 2 ++
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/include/exec/gen-icount.h b/include/exec/gen-icount.h
index 9b3cb14..489aff7 100644
--- a/include/exec/gen-icount.h
+++ b/include/exec/gen-icount.h
@@ -6,13 +6,12 @@
 /* Helpers for instruction counting code generation.  */
 
 static int icount_start_insn_idx;
-static TCGLabel *exitreq_label;
 
 static inline void gen_tb_start(TranslationBlock *tb)
 {
     TCGv_i32 count, imm;
 
-    exitreq_label = gen_new_label();
+    tcg_ctx.exitreq_label = gen_new_label();
     if (tb->cflags & CF_USE_ICOUNT) {
         count = tcg_temp_local_new_i32();
     } else {
@@ -34,7 +33,7 @@ static inline void gen_tb_start(TranslationBlock *tb)
         tcg_temp_free_i32(imm);
     }
 
-    tcg_gen_brcondi_i32(TCG_COND_LT, count, 0, exitreq_label);
+    tcg_gen_brcondi_i32(TCG_COND_LT, count, 0, tcg_ctx.exitreq_label);
 
     if (tb->cflags & CF_USE_ICOUNT) {
         tcg_gen_st16_i32(count, tcg_ctx.tcg_env,
@@ -52,7 +51,7 @@ static inline void gen_tb_end(TranslationBlock *tb, int 
num_insns)
         tcg_set_insn_param(icount_start_insn_idx, 1, num_insns);
     }
 
-    gen_set_label(exitreq_label);
+    gen_set_label(tcg_ctx.exitreq_label);
     tcg_gen_exit_tb((uintptr_t)tb + TB_EXIT_REQUESTED);
 
     /* Terminate the linked list.  */
diff --git a/tcg/tcg.h b/tcg/tcg.h
index 4f57878..534ead5 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -711,6 +711,8 @@ struct TCGContext {
     /* The TCGBackendData structure is private to tcg-target.inc.c.  */
     struct TCGBackendData *be;
 
+    TCGLabel *exitreq_label;
+
     TCGTempSet free_temps[TCG_TYPE_COUNT * 2];
     TCGTemp temps[TCG_MAX_TEMPS]; /* globals first, temps after */
 
-- 
2.7.4




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