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Add support to the ARM MC infrastructure to support mcr and friends. This requires supporting

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the symbolic immediate names used for these instructions, fixing their pretty-printers, and
adding proper encoding information for them.

With this, we can properly pretty-print and encode assembly like:
	mrc p15, #0, r3, c13, c0, #3

Fixes <rdar://problem/8857858>.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123404 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2011-01-13 21:46:02 +00:00
parent 82caf1a867
commit e4e5e2aae7
5 changed files with 227 additions and 29 deletions
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lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
+10
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@@ -453,6 +453,16 @@ void ARMInstPrinter::printNoHashImmediate(const MCInst *MI, unsigned OpNum,
O << MI->getOperand(OpNum).getImm();
}
void ARMInstPrinter::printPImmediate(const MCInst *MI, unsigned OpNum,
raw_ostream &O) {
O << "p" << MI->getOperand(OpNum).getImm();
}
void ARMInstPrinter::printCImmediate(const MCInst *MI, unsigned OpNum,
raw_ostream &O) {
O << "c" << MI->getOperand(OpNum).getImm();
}
void ARMInstPrinter::printPCLabel(const MCInst *MI, unsigned OpNum,
raw_ostream &O) {
llvm_unreachable("Unhandled PC-relative pseudo-instruction!");