Remove SPARC backend getpcx instruction's Uses. Also, insert an assert to
ensure %o7 is not assigned as the destination of getpcx instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123304 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/SparcAsmPrinter.cpp b/lib/Target/Sparc/SparcAsmPrinter.cpp
index ab948bb..edde842 100644
--- a/lib/Target/Sparc/SparcAsmPrinter.cpp
+++ b/lib/Target/Sparc/SparcAsmPrinter.cpp
@@ -145,6 +145,8 @@
case MachineOperand::MO_Register:
assert(TargetRegisterInfo::isPhysicalRegister(MO.getReg()) &&
"Operand is not a physical register ");
+ assert(MO.getReg() != SP::O7 &&
+ "%o7 is assigned as destination for getpcx!");
operand = "%" + LowercaseString(getRegisterName(MO.getReg()));
break;
}
@@ -156,8 +158,8 @@
O << "\tcall\t.LLGETPC" << mfNum << '_' << bbNum << '\n' ;
O << "\t sethi\t"
- << "%hi(_GLOBAL_OFFSET_TABLE_+(.-.LLGETPCH" << mfNum << '_' << bbNum << ")), "
- << operand << '\n' ;
+ << "%hi(_GLOBAL_OFFSET_TABLE_+(.-.LLGETPCH" << mfNum << '_' << bbNum
+ << ")), " << operand << '\n' ;
O << ".LLGETPC" << mfNum << '_' << bbNum << ":\n" ;
O << "\tor\t" << operand