From acbea45573078631e116c2aa91e57d3a9cb2dde1 Mon Sep 17 00:00:00 2001
From: Jack Carter <jcarter@mips.com>
Date: Fri, 7 Sep 2012 00:48:02 +0000
Subject: [PATCH] The Mips standalone assembler intial directive support.

Actually these are just stubs for parsing the directives.
Semantic support will come later.

Test cases included

Contributer: Vladimir Medic


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163364 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Mips/AsmParser/MipsAsmParser.cpp | 43 +++++++++++++++++++++
 test/MC/Mips/mips_directives.s              | 10 +++++
 2 files changed, 53 insertions(+)
 create mode 100644 test/MC/Mips/mips_directives.s

diff --git a/lib/Target/Mips/AsmParser/MipsAsmParser.cpp b/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
index 6fdef524403..988a502f150 100644
--- a/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
+++ b/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
@@ -894,6 +894,49 @@ ParseInstruction(StringRef Name, SMLoc NameLoc,
 
 bool MipsAsmParser::
 ParseDirective(AsmToken DirectiveID) {
+
+  if (DirectiveID.getString() == ".ent") {
+    //ignore this directive for now
+    Parser.Lex();
+    return false;
+  }
+
+  if (DirectiveID.getString() == ".end") {
+    //ignore this directive for now
+    Parser.Lex();
+    return false;
+  }
+
+  if (DirectiveID.getString() == ".frame") {
+    //ignore this directive for now
+    Parser.EatToEndOfStatement();
+    return false;
+  }
+
+  if (DirectiveID.getString() == ".set") {
+    //ignore this directive for now
+    Parser.EatToEndOfStatement();
+    return false;
+  }
+
+  if (DirectiveID.getString() == ".fmask") {
+    //ignore this directive for now
+    Parser.EatToEndOfStatement();
+    return false;
+  }
+
+  if (DirectiveID.getString() == ".mask") {
+    //ignore this directive for now
+    Parser.EatToEndOfStatement();
+    return false;
+  }
+
+  if (DirectiveID.getString() == ".gpword") {
+    //ignore this directive for now
+    Parser.EatToEndOfStatement();
+    return false;
+  }
+
   return true;
 }
 
diff --git a/test/MC/Mips/mips_directives.s b/test/MC/Mips/mips_directives.s
new file mode 100644
index 00000000000..f9d846078bf
--- /dev/null
+++ b/test/MC/Mips/mips_directives.s
@@ -0,0 +1,10 @@
+# RUN: llvm-mc -triple mips-unknown-unknown %s
+
+$BB0_2:
+	.frame	$sp,0,$ra
+	.mask 	0x00000000,0
+	.fmask	0x00000000,0
+	.set	noreorder
+	.set	nomacro
+$JTI0_0:
+	.gpword	($BB0_2)
-- 
2.34.1