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authorDimitry Andric <dim@FreeBSD.org>2015-12-30 11:46:15 +0000
committerDimitry Andric <dim@FreeBSD.org>2015-12-30 11:46:15 +0000
commitdd58ef019b700900793a1eb48b52123db01b654e (patch)
treefcfbb4df56a744f4ddc6122c50521dd3f1c5e196 /lib/Target/AArch64/Disassembler/AArch64Disassembler.cpp
parent2fe5752e3a7c345cdb59e869278d36af33c13fa4 (diff)
Notes
Diffstat (limited to 'lib/Target/AArch64/Disassembler/AArch64Disassembler.cpp')
-rw-r--r--lib/Target/AArch64/Disassembler/AArch64Disassembler.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Target/AArch64/Disassembler/AArch64Disassembler.cpp b/lib/Target/AArch64/Disassembler/AArch64Disassembler.cpp
index db9fb0e775df..f1f968e73123 100644
--- a/lib/Target/AArch64/Disassembler/AArch64Disassembler.cpp
+++ b/lib/Target/AArch64/Disassembler/AArch64Disassembler.cpp
@@ -1516,6 +1516,10 @@ static DecodeStatus DecodeSystemPStateInstruction(llvm::MCInst &Inst,
uint64_t pstate_field = (op1 << 3) | op2;
+ if ((pstate_field == AArch64PState::PAN ||
+ pstate_field == AArch64PState::UAO) && crm > 1)
+ return Fail;
+
Inst.addOperand(MCOperand::createImm(pstate_field));
Inst.addOperand(MCOperand::createImm(crm));