From 40ccaf9cd7430343f46a76a147dd1d70467610bf Mon Sep 17 00:00:00 2001
From: MoonlightSentinel <moonlightsentinel@disroot.org>
Date: Sun, 3 May 2020 22:36:02 +0200
Subject: [PATCH] Accept this as an asm operand

---
 src/dparse/parser.d   | 5 ++++-
 test/pass_files/asm.d | 3 +++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/dparse/parser.d b/src/dparse/parser.d
index 01731ff3..855a8e94 100644
--- a/src/dparse/parser.d
+++ b/src/dparse/parser.d
@@ -735,6 +735,8 @@ class Parser
      *     | $(RULE register : AsmExp)
      *     | $(RULE identifierChain)
      *     | $(LITERAL '$')
+     *     | $(LITERAL 'this')
+     *     | $(LITERAL '__LOCAL_SIZE')
      *     ;)
      */
     AsmPrimaryExp parseAsmPrimaryExp()
@@ -748,6 +750,7 @@ class Parser
         foreach (NL; NumberLiterals) {case NL:}
         case tok!"stringLiteral":
         case tok!"$":
+        case tok!"this":
             node.token = advance();
             break;
         case tok!"identifier":
@@ -765,7 +768,7 @@ class Parser
                 mixin(parseNodeQ!(`node.identifierChain`, `IdentifierChain`));
             break;
         default:
-            error("Float literal, integer literal, `$`, or identifier expected.");
+            error("Float literal, integer literal, `$`, `this` or identifier expected.");
             return null;
         }
         node.tokens = tokens[startIndex .. index];
diff --git a/test/pass_files/asm.d b/test/pass_files/asm.d
index b81b8386..66ac1f6e 100644
--- a/test/pass_files/asm.d
+++ b/test/pass_files/asm.d
@@ -46,5 +46,8 @@ void doStuff()
 		align 4	;
 		LABEL:	;
 		;
+
+		mov EAX, this;
+		mov ECX, __LOCAL_SIZE;
 	}
 }