[mips] Forbid the use of registers t6, t7 and t8 if the target is NaCl.

[oota-llvm.git] / lib / Target / Mips / Mips16ISelDAGToDAG.cpp

diff --git a/lib/Target/Mips/Mips16ISelDAGToDAG.cpp b/lib/Target/Mips/Mips16ISelDAGToDAG.cpp
index 0caa27753aae5cd700cf5b1b33ed2b231576acc1..c1ecb235f7855bce12749ef6e2f85b48cf08aebd 100644 (file)
--- a/lib/Target/Mips/Mips16ISelDAGToDAG.cpp
+++ b/lib/Target/Mips/Mips16ISelDAGToDAG.cpp
@@ -13,8 +13,8 @@
 
 #define DEBUG_TYPE "mips-isel"
 #include "Mips16ISelDAGToDAG.h"
-#include "Mips.h"
 #include "MCTargetDesc/MipsBaseInfo.h"
+#include "Mips.h"
 #include "MipsAnalyzeImmediate.h"
 #include "MipsMachineFunction.h"
 #include "MipsRegisterInfo.h"
@@ -80,10 +80,11 @@ void Mips16DAGToDAGISel::initGlobalBaseReg(MachineFunction &MF) {
   V1 = RegInfo.createVirtualRegister(RC);
   V2 = RegInfo.createVirtualRegister(RC);
 
-  BuildMI(MBB, I, DL, TII.get(Mips::LiRxImmX16), V0)
-    .addExternalSymbol("_gp_disp", MipsII::MO_ABS_HI);
-  BuildMI(MBB, I, DL, TII.get(Mips::AddiuRxPcImmX16), V1)
-    .addExternalSymbol("_gp_disp", MipsII::MO_ABS_LO);
+  BuildMI(MBB, I, DL, TII.get(Mips::GotPrologue16), V0).
+    addReg(V1, RegState::Define).
+    addExternalSymbol("_gp_disp", MipsII::MO_ABS_HI).
+    addExternalSymbol("_gp_disp", MipsII::MO_ABS_LO);
+
   BuildMI(MBB, I, DL, TII.get(Mips::SllX16), V2).addReg(V0).addImm(16);
   BuildMI(MBB, I, DL, TII.get(Mips::AdduRxRyRz16), GlobalBaseReg)
     .addReg(V1).addReg(V2);