[Qemu-devel] [PATCH v2 35/45] gen-icount: fold exitreq_label into TCGContext

[Emilio G. Cota]

Groundwork for supporting multiple TCG contexts.

Reviewed-by: Richard Henderson <address@hidden>
Reviewed-by: Alex Bennée <address@hidden>
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 4a55da8..7723aa0 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 6913d4b..569f823 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -712,6 +712,8 @@ 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