From ba2bcd867f91da2d370c8863ae397e3b05791dfe Mon Sep 17 00:00:00 2001
From: Andrew Lenharth <andrewl@lenharth.org>
Date: Tue, 25 Jan 2005 19:58:40 +0000
Subject: [PATCH] problems with bools, and their work arounds

llvm-svn: 19833
---
 llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp  |  2 +-
 llvm/lib/Target/Alpha/AlphaISelPattern.cpp | 16 +++++++++++++---
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp b/llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp
index 922a465457ac..aaa5a5431506 100644
--- a/llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp
+++ b/llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp
@@ -164,7 +164,7 @@ bool AlphaAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
 
   if (CurrentFnName.compare("main") == 0)
     {
-      O << "\n\n#HACK\n\t.text\n\t.ent __main\n__main:\n\tret $31,($26),1\n\t.end __main\n#ENDHACK\n\n";
+      //      O << "\n\n#HACK\n\t.text\n\t.ent __main\n__main:\n\tret $31,($26),1\n\t.end __main\n#ENDHACK\n\n";
     }
 
   // Print out constants referenced by the function
diff --git a/llvm/lib/Target/Alpha/AlphaISelPattern.cpp b/llvm/lib/Target/Alpha/AlphaISelPattern.cpp
index b3426a9c69f3..7862aaf1642d 100644
--- a/llvm/lib/Target/Alpha/AlphaISelPattern.cpp
+++ b/llvm/lib/Target/Alpha/AlphaISelPattern.cpp
@@ -42,8 +42,6 @@ namespace {
       addRegisterClass(MVT::f64, Alpha::FPRCRegisterClass);
 
       setOperationAction(ISD::EXTLOAD          , MVT::i1   , Expand);
-      setOperationAction(ISD::EXTLOAD          , MVT::i8   , Expand);
-      setOperationAction(ISD::EXTLOAD          , MVT::i16  , Expand);
 
       setOperationAction(ISD::ZEXTLOAD         , MVT::i1   , Expand);
       setOperationAction(ISD::ZEXTLOAD         , MVT::i32  , Expand);
@@ -319,7 +317,17 @@ unsigned ISel::SelectExpr(SDOperand N) {
     case MVT::i64:
       switch (cast<MVTSDNode>(Node)->getExtraValueType()) {
       default:
-        assert(0 && "Bad sign extend!");
+	std::cerr << cast<MVTSDNode>(Node)->getExtraValueType() 
+		  << "(i1 is " << MVT::i1 
+		  << " i8 is " << MVT::i8
+		  << " i16 is " << MVT::i16
+		  << " i32 is " << MVT::i32
+		  << " i64 is " << MVT::i64
+		  << ")\n";
+        assert(0 && "Bad extend load!");
+      case MVT::i64:
+	BuildMI(BB, Alpha::LDQ, 2, Result).addImm(0).addReg(Tmp1);
+	break;
       case MVT::i32:
 	BuildMI(BB, Alpha::LDL, 2, Result).addImm(0).addReg(Tmp1);
         break;
@@ -327,6 +335,7 @@ unsigned ISel::SelectExpr(SDOperand N) {
 	BuildMI(BB, Alpha::LDWU, 2, Result).addImm(0).addReg(Tmp1);
         break;
       case MVT::i8:
+      case MVT::i1: //FIXME: DAG does not expand i8??
 	BuildMI(BB, Alpha::LDBU, 2, Result).addImm(0).addReg(Tmp1);
         break;
       }
@@ -822,6 +831,7 @@ void ISel::Select(SDOperand N) {
 
     switch (StoredTy) {
     default: assert(0 && "Unhandled Type"); break;
+    case MVT::i1: //FIXME: DAG does not promote this load
     case MVT::i8: Opc = Alpha::STB; break;
     case MVT::i16: Opc = Alpha::STW; break;
     case MVT::i32: Opc = Alpha::STL; break;