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authorVenkatraman Govindaraju <venkatra@cs.wisc.edu>2011-01-12 03:52:59 +0000
committerVenkatraman Govindaraju <venkatra@cs.wisc.edu>2011-01-12 03:52:59 +0000
commitc178308b23f796b6f5c15c8b3f742cc7b3336d6b (patch)
tree9d73c77c336dc0166d4332192923ad6e8deb0520 /lib/Target/Sparc
parentd318fc2ceb9d5902277f6e3b0bd7b51b92f5d872 (diff)
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
Diffstat (limited to 'lib/Target/Sparc')
-rw-r--r--lib/Target/Sparc/SparcAsmPrinter.cpp6
-rw-r--r--lib/Target/Sparc/SparcInstrInfo.td2
2 files changed, 5 insertions, 3 deletions
diff --git a/lib/Target/Sparc/SparcAsmPrinter.cpp b/lib/Target/Sparc/SparcAsmPrinter.cpp
index ab948bb37f..edde8427aa 100644
--- a/lib/Target/Sparc/SparcAsmPrinter.cpp
+++ b/lib/Target/Sparc/SparcAsmPrinter.cpp
@@ -145,6 +145,8 @@ bool SparcAsmPrinter::printGetPCX(const MachineInstr *MI, unsigned opNum,
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 @@ bool SparcAsmPrinter::printGetPCX(const MachineInstr *MI, unsigned opNum,
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
diff --git a/lib/Target/Sparc/SparcInstrInfo.td b/lib/Target/Sparc/SparcInstrInfo.td
index 94e1f7adb1..44b7e43360 100644
--- a/lib/Target/Sparc/SparcInstrInfo.td
+++ b/lib/Target/Sparc/SparcInstrInfo.td
@@ -205,7 +205,7 @@ class Pseudo<dag outs, dag ins, string asmstr, list<dag> pattern>
: InstSP<outs, ins, asmstr, pattern>;
// GETPCX for PIC
-let Defs = [O7], Uses = [O7] in {
+let Defs = [O7] in {
def GETPCX : Pseudo<(outs getPCX:$getpcseq), (ins), "$getpcseq", [] >;
}