From c0dbe69c034f7a78ad8de87491dc5df36bcb5ab4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Thu, 15 Jun 2017 10:18:00 +0200
Subject: vis: add function to query which register was specified

---
 vis-registers.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'vis-registers.c')

diff --git a/vis-registers.c b/vis-registers.c
index 3e69b13..595bb5b 100644
--- a/vis-registers.c
+++ b/vis-registers.c
@@ -214,6 +214,12 @@ void vis_register(Vis *vis, enum VisRegister reg) {
 	}
 }
 
+enum VisRegister vis_register_used(Vis *vis) {
+	if (!vis->action.reg)
+		return VIS_REG_DEFAULT;
+	return vis->action.reg - vis->registers;
+}
+
 static Register *register_from(Vis *vis, enum VisRegister id) {
 	if (VIS_REG_A <= id && id <= VIS_REG_Z)
 		id = VIS_REG_a + id - VIS_REG_A;
-- 
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