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path: root/lib/Target/X86/X86ISelPattern.cpp
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Diffstat (limited to 'lib/Target/X86/X86ISelPattern.cpp')
-rw-r--r--lib/Target/X86/X86ISelPattern.cpp14
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/Target/X86/X86ISelPattern.cpp b/lib/Target/X86/X86ISelPattern.cpp
index 949cda9688..262e028128 100644
--- a/lib/Target/X86/X86ISelPattern.cpp
+++ b/lib/Target/X86/X86ISelPattern.cpp
@@ -3120,6 +3120,20 @@ void ISel::Select(SDOperand N) {
addFullAddress(BuildMI(BB, Opc, 4+1), AM).addImm(CN->getValue());
return;
}
+ } else if (GlobalAddressSDNode *GA =
+ dyn_cast<GlobalAddressSDNode>(N.getOperand(1))) {
+ assert(GA->getValueType(0) == MVT::i32 && "Bad pointer operand");
+
+ if (getRegPressure(N.getOperand(0)) > getRegPressure(N.getOperand(2))) {
+ Select(N.getOperand(0));
+ SelectAddress(N.getOperand(2), AM);
+ } else {
+ SelectAddress(N.getOperand(2), AM);
+ Select(N.getOperand(0));
+ }
+ addFullAddress(BuildMI(BB, X86::MOV32mi, 4+1),
+ AM).addGlobalAddress(GA->getGlobal());
+ return;
}
// Check to see if this is a load/op/store combination.