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-rw-r--r--include/exec/translator.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/exec/translator.h b/include/exec/translator.h
index 3b77f5f4aa..af2ff95cd5 100644
--- a/include/exec/translator.h
+++ b/include/exec/translator.h
@@ -211,6 +211,23 @@ translator_ldq_swap(CPUArchState *env, DisasContextBase *db,
return ret;
}
+/**
+ * translator_fake_ldb - fake instruction load
+ * @insn8: byte of instruction
+ * @pc: program counter of instruction
+ *
+ * This is a special case helper used where the instruction we are
+ * about to translate comes from somewhere else (e.g. being
+ * re-synthesised for s390x "ex"). It ensures we update other areas of
+ * the translator with details of the executed instruction.
+ */
+
+static inline void translator_fake_ldb(uint8_t insn8, abi_ptr pc)
+{
+ plugin_insn_append(pc, &insn8, sizeof(insn8));
+}
+
+
/*
* Return whether addr is on the same page as where disassembly started.
* Translators can use this to enforce the rule that only single-insn