Add constant pool support, including folding into addresses.

Pretty print addresses a bit, to not print [%r1+%g0]: just print [%r1]


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24813 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 13 insertions, 1 deletions

diff --git a/lib/Target/Sparc/SparcAsmPrinter.cpp b/lib/Target/Sparc/SparcAsmPrinter.cpp
index ea4971c..f64bd7e 100644
--- a/lib/Target/Sparc/SparcAsmPrinter.cpp
+++ b/lib/Target/Sparc/SparcAsmPrinter.cpp
@@ -185,8 +185,20 @@ void SparcV8AsmPrinter::printOperand(const MachineInstr *MI, int opNum) {
 
 void SparcV8AsmPrinter::printMemOperand(const MachineInstr *MI, int opNum) {
   printOperand(MI, opNum);
+  MachineOperand::MachineOperandType OpTy = MI->getOperand(opNum+1).getType();
+  
+  if ((OpTy == MachineOperand::MO_VirtualRegister ||
+       OpTy == MachineOperand::MO_MachineRegister) &&
+      MI->getOperand(opNum+1).getReg() == V8::G0)
+    return;   // don't print "+%g0"
+  if ((OpTy == MachineOperand::MO_SignExtendedImmed ||
+       OpTy == MachineOperand::MO_UnextendedImmed) &&
+      MI->getOperand(opNum+1).getImmedValue() == 0)
+    return;   // don't print "+0"
+  
   O << "+";
-  if (MI->getOperand(opNum+1).getType() == MachineOperand::MO_GlobalAddress) {
+  if (OpTy == MachineOperand::MO_GlobalAddress ||
+      OpTy == MachineOperand::MO_ConstantPoolIndex) {
     O << "%lo(";
     printOperand(MI, opNum+1);
     O << ")";