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authorChris Lattner <sabre@nondot.org>2002-12-04 06:45:19 +0000
committerChris Lattner <sabre@nondot.org>2002-12-04 06:45:19 +0000
commitdbf30f7b02e23a19eaa4f7b437a1f5682e4ee74c (patch)
treea85a3d57b6f32515849ad982eace3e044e619881 /lib/Target/X86/X86CodeEmitter.cpp
parentb72d221d619211335780b90f43bb129cf15fe0e7 (diff)
Add support for referencing global variables/functions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4907 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86CodeEmitter.cpp')
-rw-r--r--lib/Target/X86/X86CodeEmitter.cpp8
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/Target/X86/X86CodeEmitter.cpp b/lib/Target/X86/X86CodeEmitter.cpp
index 7b0f1bfb44..d54da1db40 100644
--- a/lib/Target/X86/X86CodeEmitter.cpp
+++ b/lib/Target/X86/X86CodeEmitter.cpp
@@ -11,6 +11,7 @@
#include "llvm/CodeGen/MachineCodeEmitter.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstr.h"
+#include "llvm/Value.h"
namespace {
class Emitter : public FunctionPass {
@@ -224,7 +225,12 @@ void Emitter::emitInstruction(MachineInstr &MI) {
MCE.emitByte(BaseOpcode + getX86RegNum(MI.getOperand(0).getReg()));
if (MI.getNumOperands() == 2) {
unsigned Size = 4;
- emitConstant(MI.getOperand(1).getImmedValue(), Size);
+ if (Value *V = MI.getOperand(1).getVRegValue()) {
+ assert(Size == 4 && "Don't know how to emit non-pointer values!");
+ MCE.emitGlobalAddress(cast<GlobalValue>(V));
+ } else {
+ emitConstant(MI.getOperand(1).getImmedValue(), Size);
+ }
}
break;
case X86II::MRMDestReg: