Index: lib/Target/ARM/AsmParser/ARMAsmParser.cpp =================================================================== --- lib/Target/ARM/AsmParser/ARMAsmParser.cpp +++ lib/Target/ARM/AsmParser/ARMAsmParser.cpp @@ -6631,6 +6631,24 @@ "code specified"); break; } + case ARM::VMOVRRS: { + // Source registers must be sequential. + const unsigned Sm = MRI->getEncodingValue(Inst.getOperand(2).getReg()); + const unsigned Sm1 = MRI->getEncodingValue(Inst.getOperand(3).getReg()); + if (Sm1 != Sm + 1) + return Error(Operands[5]->getStartLoc(), + "source operands must be sequential"); + break; + } + case ARM::VMOVSRR: { + // Destination registers must be sequential. + const unsigned Sm = MRI->getEncodingValue(Inst.getOperand(0).getReg()); + const unsigned Sm1 = MRI->getEncodingValue(Inst.getOperand(1).getReg()); + if (Sm1 != Sm + 1) + return Error(Operands[3]->getStartLoc(), + "destination operands must be sequential"); + break; + } } return false; Index: test/MC/ARM/vmov-pair-diags.s =================================================================== --- /dev/null +++ test/MC/ARM/vmov-pair-diags.s @@ -0,0 +1,6 @@ +@ RUN: not llvm-mc -triple armv7-eabi < %s 2>&1 | FileCheck %s + +vmov r0, r1, s0, s2 +// CHECK: :[[@LINE-1]]:{{[0-9]+}}: error: source operands must be sequential +vmov s0, s2, r0, r1 +// CHECK: :[[@LINE-1]]:{{[0-9]+}}: error: destination operands must be sequential