ARM: Use methods to access data stored with frame instructions
In r300196 several methods were added to TarfetInstrInfo to access
data stored with call frame setup/destroy instructions. This change
replaces calls to getOperand with calls to such special methods in
ARM target.
Differential Revision: https://reviews.llvm.org/D32127
llvm-svn: 300655
diff --git a/llvm/lib/Target/ARM/Thumb1FrameLowering.cpp b/llvm/lib/Target/ARM/Thumb1FrameLowering.cpp
index fc083b9..d0fd366 100644
--- a/llvm/lib/Target/ARM/Thumb1FrameLowering.cpp
+++ b/llvm/lib/Target/ARM/Thumb1FrameLowering.cpp
@@ -83,13 +83,12 @@
// ADJCALLSTACKUP -> add, sp, sp, amount
MachineInstr &Old = *I;
DebugLoc dl = Old.getDebugLoc();
- unsigned Amount = Old.getOperand(0).getImm();
+ unsigned Amount = TII.getFrameSize(Old);
if (Amount != 0) {
// We need to keep the stack aligned properly. To do this, we round the
// amount of space needed for the outgoing arguments up to the next
// alignment boundary.
- unsigned Align = getStackAlignment();
- Amount = (Amount+Align-1)/Align*Align;
+ Amount = alignTo(Amount, getStackAlignment());
// Replace the pseudo instruction with a new instruction...
unsigned Opc = Old.getOpcode();