diff mbox series

[v3,24/41] tcg: Introduce tcg_tbrel_diff

Message ID 20201106032921.600200-25-richard.henderson@linaro.org
State Superseded
Headers show
Series Mirror map JIT memory for TCG | expand

Commit Message

Richard Henderson Nov. 6, 2020, 3:29 a.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 include/tcg/tcg.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

-- 
2.25.1
diff mbox series

Patch

diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h
index 67d57695c2..90ec7c1445 100644
--- a/include/tcg/tcg.h
+++ b/include/tcg/tcg.h
@@ -1141,6 +1141,19 @@  static inline ptrdiff_t tcg_pcrel_diff(TCGContext *s, const void *target)
     return tcg_ptr_byte_diff(target, tcg_splitwx_to_rx(s->code_ptr));
 }
 
+/**
+ * tcg_tbrel_diff
+ * @s: the tcg context
+ * @target: address of the target
+ *
+ * Produce a difference, from the beginning of the current TB code
+ * to the destination address.
+ */
+static inline ptrdiff_t tcg_tbrel_diff(TCGContext *s, const void *target)
+{
+    return tcg_ptr_byte_diff(target, tcg_splitwx_to_rx(s->code_buf));
+}
+
 /**
  * tcg_current_code_size
  * @s: the tcg context