ARM pop of a single register encodes as post-indexed LDR.
Per the ARM ARM, a 'pop' of a single register encodes as an LDR,
not an LDM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137316 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp b/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
index ef40699..a8008faa 100644
--- a/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
+++ b/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
@@ -100,6 +100,14 @@
printRegisterList(MI, 4, O);
return;
}
+ if (Opcode == ARM::LDR_POST_IMM && MI->getOperand(2).getReg() == ARM::SP &&
+ MI->getOperand(4).getImm() == 4) {
+ O << '\t' << "pop";
+ printPredicateOperand(MI, 5, O);
+ O << "\t{" << getRegisterName(MI->getOperand(0).getReg()) << "}";
+ return;
+ }
+
// A8.6.355 VPUSH
if ((Opcode == ARM::VSTMSDB_UPD || Opcode == ARM::VSTMDDB_UPD) &&