From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Mon, 31 Aug 2015 21:48:10 +0000 (-0700)
Subject: nir/cursor: Add a helper for getting the current block
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=de4f379a7092bb1710e205128447ff447b3868c5;p=mesa.git

nir/cursor: Add a helper for getting the current block
---

diff --git a/src/glsl/nir/nir.h b/src/glsl/nir/nir.h
index ac80af37bae..2ad739523ba 100644
--- a/src/glsl/nir/nir.h
+++ b/src/glsl/nir/nir.h
@@ -1580,6 +1580,17 @@ typedef struct {
    };
 } nir_cursor;
 
+static inline nir_block *
+nir_cursor_current_block(nir_cursor cursor)
+{
+   if (cursor.option == nir_cursor_before_instr ||
+       cursor.option == nir_cursor_after_instr) {
+      return cursor.instr->block;
+   } else {
+      return cursor.block;
+   }
+}
+
 static inline nir_cursor
 nir_before_block(nir_block *block)
 {