From: Chris Lattner <sabre@nondot.org>
Date: Wed, 15 Sep 2010 05:25:21 +0000 (+0000)
Subject: apparently jmpl $1,$2 is an alias for ljmpl, similiarly
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cbb442640fdefae48edca2b4c60555a68352b553;p=oota-llvm.git

apparently jmpl $1,$2 is an alias for ljmpl, similiarly
for call.  Add this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113948 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/AsmParser/X86AsmParser.cpp b/lib/Target/X86/AsmParser/X86AsmParser.cpp
index 37334ad4ceb..acee68c54ef 100644
--- a/lib/Target/X86/AsmParser/X86AsmParser.cpp
+++ b/lib/Target/X86/AsmParser/X86AsmParser.cpp
@@ -989,6 +989,27 @@ ParseInstruction(StringRef Name, SMLoc NameLoc,
                                           NameLoc);
   }
   
+  // jmp $42,$5 -> ljmp, similarly for call.
+  if ((Name.startswith("call") || Name.startswith("jmp")) &&
+      Operands.size() == 3 &&
+      static_cast<X86Operand*>(Operands[1])->isImm() &&
+      static_cast<X86Operand*>(Operands[2])->isImm()) {
+    const char *NewOpName = StringSwitch<const char *>(Name)
+      .Case("jmp", "ljmp")
+      .Case("jmpw", "ljmpw")
+      .Case("jmpl", "ljmpl")
+      .Case("jmpq", "ljmpq")
+      .Case("call", "lcall")
+      .Case("callw", "lcallw")
+      .Case("calll", "lcalll")
+      .Case("callq", "lcallq")
+    .Default(0);
+    if (NewOpName) {
+      delete Operands[0];
+      Operands[0] = X86Operand::CreateToken(NewOpName, NameLoc);
+    }
+  }
+  
   return false;
 }
 
diff --git a/test/MC/AsmParser/X86/x86_32-new-encoder.s b/test/MC/AsmParser/X86/x86_32-new-encoder.s
index f9cb206b6a6..f5a53bf4eac 100644
--- a/test/MC/AsmParser/X86/x86_32-new-encoder.s
+++ b/test/MC/AsmParser/X86/x86_32-new-encoder.s
@@ -537,3 +537,18 @@ popfl
 	setnl	%bl
 	setng	%bl
 	setnle	%bl
+
+
+
+
+// CHECK: lcalll	$31438, $31438
+// CHECK: lcalll	$31438, $31438
+// CHECK: ljmpl	$31438, $31438
+// CHECK: ljmpl	$31438, $31438
+
+calll	$0x7ace,$0x7ace
+lcalll	$0x7ace,$0x7ace
+jmpl	$0x7ace,$0x7ace
+ljmpl	$0x7ace,$0x7ace
+
+
diff --git a/test/MC/AsmParser/X86/x86_instructions.s b/test/MC/AsmParser/X86/x86_instructions.s
index 092aff3b48b..16fafa6ef2d 100644
--- a/test/MC/AsmParser/X86/x86_instructions.s
+++ b/test/MC/AsmParser/X86/x86_instructions.s
@@ -293,4 +293,3 @@ sldt	%cx
 lcall	*0xbadeface
 ljmp	*0xbadeface
 
-