[llvm-commits] CVS: llvm/lib/Target/X86/X86ISelSimple.cpp

[Chris Lattner]

Changes in directory llvm/lib/Target/X86:

X86ISelSimple.cpp updated: 1.312 -> 1.313
---
Log message:

Handle stores of global address as stores of immediates.  Instead of:

test1:
        movl $N, %eax
        movl %eax, G
        ret

emit:

test1:
        movl $N, G
        ret



---
Diffs of the changes:  (+5 -0)

 X86ISelSimple.cpp |    5 +++++
 1 files changed, 5 insertions(+)


Index: llvm/lib/Target/X86/X86ISelSimple.cpp
diff -u llvm/lib/Target/X86/X86ISelSimple.cpp:1.312 llvm/lib/Target/X86/X86ISelSimple.cpp:1.313
--- llvm/lib/Target/X86/X86ISelSimple.cpp:1.312	Sat Apr  9 10:23:56 2005
+++ llvm/lib/Target/X86/X86ISelSimple.cpp	Thu Apr 21 14:11:03 2005
@@ -1620,6 +1620,9 @@
         } else if (Args[i].Val && isa<ConstantPointerNull>(Args[i].Val)) {
           addRegOffset(BuildMI(BB, X86::MOV32mi, 5),
                        X86::ESP, ArgOffset).addImm(0);
+        } else if (Args[i].Val && isa<GlobalValue>(Args[i].Val)) {
+          addRegOffset(BuildMI(BB, X86::MOV32mi, 5), X86::ESP, ArgOffset)
+            .addGlobalAddress(cast<GlobalValue>(Args[i].Val));
         } else {
           ArgReg = Args[i].Val ? getReg(Args[i].Val) : Args[i].Reg;
           addRegOffset(BuildMI(BB, X86::MOV32mr, 5),
@@ -3311,6 +3314,8 @@
     }
   } else if (isa<ConstantPointerNull>(I.getOperand(0))) {
     addFullAddress(BuildMI(BB, X86::MOV32mi, 5), AM).addImm(0);
+  } else if (GlobalValue *GV = dyn_cast<GlobalValue>(I.getOperand(0))) {
+    addFullAddress(BuildMI(BB, X86::MOV32mi, 5), AM).addGlobalAddress(GV);
   } else if (ConstantBool *CB = dyn_cast<ConstantBool>(I.getOperand(0))) {
     addFullAddress(BuildMI(BB, X86::MOV8mi, 5), AM).addImm(CB->getValue());
   } else if (ConstantFP *CFP = dyn_cast<ConstantFP>(I.getOperand(0))) {