[llvm-commits] CVS: llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp

Jim Laskey jlaskey at apple.com
Sat Nov 11 14:22:22 PST 2006



Changes in directory llvm/lib/Target/PowerPC:

PPCRegisterInfo.cpp updated: 1.79 -> 1.80
---
Log message:

Make sure stack link is set in 64-bit.

---
Diffs of the changes:  (+9 -3)

 PPCRegisterInfo.cpp |   12 +++++++++---
 1 files changed, 9 insertions(+), 3 deletions(-)


Index: llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
diff -u llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp:1.79 llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp:1.80
--- llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp:1.79	Sat Nov 11 13:05:28 2006
+++ llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp	Sat Nov 11 16:22:07 2006
@@ -396,9 +396,15 @@
 
       // Replace the pseudo instruction with a new instruction...
       if (Old->getOpcode() == PPC::ADJCALLSTACKDOWN) {
-        BuildMI(MBB, I, PPC::LWZ, 2, PPC::R0).addImm(0).addReg(PPC::R31);
-        BuildMI(MBB, I, PPC::STWU, 3)
-                               .addReg(PPC::R0).addImm(-Amount).addReg(PPC::R1);
+        if (!Subtarget.isPPC64()) {
+          BuildMI(MBB, I, PPC::LWZ, 2, PPC::R0).addImm(0).addReg(PPC::R31);
+          BuildMI(MBB, I, PPC::STWU, 3)
+                          .addReg(PPC::R0).addImm(-Amount).addReg(PPC::R1);
+        } else {
+          BuildMI(MBB, I, PPC::LD, 2, PPC::X0).addImm(0).addReg(PPC::X31);
+          BuildMI(MBB, I, PPC::STDU, 3)
+                          .addReg(PPC::X0).addImm(-Amount/4).addReg(PPC::X1);
+        }
       } else {
         assert(Old->getOpcode() == PPC::ADJCALLSTACKUP);
         BuildMI(MBB, I, PPC::ADDI, 2, PPC::R1).addReg(PPC::R1).addImm(Amount);






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