542 lines
22 KiB
Plaintext
542 lines
22 KiB
Plaintext
# RUN: not llvm-mc -disassemble %s -mcpu cortex-a15 -triple armv7 2>&1 | FileCheck %s
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# This file is checking ARMv7 encodings which are globally invalid, usually due
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# to the constraints of the instructions not being met. For example invalid
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# combinations of registers.
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#------------------------------------------------------------------------------
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# Undefined encodings for bfi
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#------------------------------------------------------------------------------
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# Opcode=60 Name=BFI Format=ARM_FORMAT_DPFRM(4)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 0| 0: 1: 1: 1| 1: 1: 0: 0| 1: 1: 1: 1| 1: 1: 1: 1| 0: 0: 0: 0| 0: 0: 0: 1| 0: 1: 1: 0|
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# -------------------------------------------------------------------------------------------------
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#
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# if d == 15 then UNPREDICTABLE;
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[0x16 0xf0 0xcf 0xe7]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0x16 0xf0 0xcf 0xe7]
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#------------------------------------------------------------------------------
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# Undefined encodings for cdp2
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#------------------------------------------------------------------------------
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[0xe0 0x6a 0x0c 0xfe]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xe0 0x6a 0x0c 0xfe]
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#------------------------------------------------------------------------------
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# Undefined encodings for cps*
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#------------------------------------------------------------------------------
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# invalid imod value (0b01)
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[0xc0 0x67 0x4 0xf1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xc0 0x67 0x4 0xf1]
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# invalid (imod, M, iflags) combination
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[0x93 0x00 0x02 0xf1]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0x93 0x00 0x02 0xf1]
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# CPS: various encodings that are ambiguous with other instructions
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[0x9f 0xff 0x4e 0xf1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x9f 0xff 0x4e 0xf1]
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[0x80 0x80 0x2c 0xf1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x80 0x80 0x2c 0xf1]
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[0xce 0x3f 0x28 0xf1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xce 0x3f 0x28 0xf1]
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[0x80 0x00 0x20 0xf1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x80 0x00 0x20 0xf1]
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[0xa0 0x00 0x00 0xf1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xa0 0x00 0x00 0xf1]
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#------------------------------------------------------------------------------
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# Undefined encoding space for hint instructions
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#------------------------------------------------------------------------------
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[0xfe 0xf0 0x20 0xf3]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xfe 0xf0 0x20 0xf3]
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#------------------------------------------------------------------------------
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# Undefined encodings for ldc
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#------------------------------------------------------------------------------
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# Opcode=0 Name=PHI Format=(42)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 0: 1| 1: 1: 0: 0| 0: 0: 0: 1| 1: 1: 1: 1| 1: 0: 1: 1| 0: 1: 0: 0| 1: 0: 0: 1| 0: 0: 1: 0|
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# -------------------------------------------------------------------------------------------------
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#
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# The bytes have 0b0000 for P,U,D,W; from A8.6.51, it is undefined.
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[0x92 0xb4 0x1f 0xdc]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x92 0xb4 0x1f 0xdc]
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#------------------------------------------------------------------------------
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# Undefined encodings for ldm
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#------------------------------------------------------------------------------
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# Opcode=134 Name=LDMIA Format=ARM_FORMAT_LDSTMULFRM(10)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 1| 1: 0: 0: 0| 1: 0: 0: 1| 1: 0: 0: 1| 1: 0: 1: 1| 0: 0: 0: 1| 0: 0: 1: 1| 0: 0: 1: 0|
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# -------------------------------------------------------------------------------------------------
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#
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# B6.1.8 RFE has Inst{15-0} as 0x0a00 ==> Not an RFE instruction
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# A8.6.53 LDM/LDMIA/LDMFD is predicated with Inst{31-28} as cond ==> Not an LDMIA instruction
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[0x32 0xb1 0x99 0xf8]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x32 0xb1 0x99 0xf8]
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#------------------------------------------------------------------------------
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# Undefined encodings for ldr
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#------------------------------------------------------------------------------
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# Opcode=165 Name=LDR_PRE Format=ARM_FORMAT_LDFRM(6)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 0| 0: 1: 1: 1| 1: 0: 1: 1| 0: 1: 1: 1| 0: 1: 1: 0| 0: 0: 0: 0| 1: 0: 0: 0| 1: 1: 1: 1|
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# -------------------------------------------------------------------------------------------------
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#
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# if m == 15 then UNPREDICTABLE
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[0x8f 0x60 0xb7 0xe7]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0x8f 0x60 0xb7 0xe7]
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# LDR (register) has encoding Inst{4} = 0.
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[0xba 0xae 0x9f 0x57]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xba 0xae 0x9f 0x57]
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# LDR_PRE/POST has encoding Inst{4} = 0.
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[0xde 0x69 0x18 0x46]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xde 0x69 0x18 0x46]
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# Opcode=140 Name=LDRB_POST Format=ARM_FORMAT_LDFRM(6)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 0| 0: 1: 1: 0| 1: 1: 0: 1| 0: 1: 1: 1| 0: 1: 1: 1| 0: 0: 0: 0| 0: 0: 0: 0| 0: 1: 0: 1|
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# -------------------------------------------------------------------------------------------------
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#
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# if wback && (n == 15 || n == t) then UNPREDICTABLE
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[0x05 0x70 0xd7 0xe6]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0x05 0x70 0xd7 0xe6]
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#------------------------------------------------------------------------------
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# Undefined encodings for ldrexd
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#------------------------------------------------------------------------------
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# Opcode=242 Name=LDREXD Format=ARM_FORMAT_LDSTEX(6)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 0| 0: 0: 0: 1| 1: 0: 1: 1| 0: 0: 1: 1| 0: 0: 0: 1| 1: 1: 1: 1| 1: 0: 0: 1| 1: 1: 1: 1|
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# -------------------------------------------------------------------------------------------------
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#
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# ARM v8 Architecture Reference Manual F5.1.84 LDREXD
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# t = UInt(Rt); t2 = t + 1; n = UInt(Rn);
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# if Rt<0> == '1' || t2 == 15 || n == 15 then UNPREDICTABLE;
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[0x9f 0x1f 0xb3 0xe1]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0x9f 0x1f 0xb3 0xe1]
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# FIXME: should be potentially undefined but no register pair R14_R15 defined to
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# to return.
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[0x9f 0xef 0xb3 0xe1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x9f 0xef 0xb3 0xe1]
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#------------------------------------------------------------------------------
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# Undefined encodings for mcr
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#------------------------------------------------------------------------------
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# Opcode=171 Name=MCR Format=ARM_FORMAT_BRFRM(2)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 0: 0: 1: 0| 1: 1: 1: 0| 1: 0: 1: 0| 0: 0: 0: 0| 0: 0: 0: 1| 1: 0: 1: 1| 0: 0: 0: 1| 1: 0: 1: 1|
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# -------------------------------------------------------------------------------------------------
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#
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# Encoding error: coproc == 10 or 11 for MCR[R]/MR[R]C
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[0x1b 0x1b 0xa0 0x2e]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x1b 0x1b 0xa0 0x2e]
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#------------------------------------------------------------------------------
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# Undefined encodings for mov/lsl
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#------------------------------------------------------------------------------
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# Opcode=0 Name=PHI Format=(42)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 1| 0: 0: 0: 1| 1: 0: 1: 1| 1: 1: 0: 0| 1: 1: 0: 1| 0: 0: 0: 1| 0: 0: 0: 0| 0: 0: 1: 0|
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# -------------------------------------------------------------------------------------------------
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# To qualify as an LSL (immediate) instruction, Inst{19-16} "should" be 0b0000, instead it is = 0b1100.
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# The instruction is UNPREDICTABLE, and is not a valid instruction.
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#
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# See also
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# A8.6.88 LSL (immediate)
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# A8.6.98 MOV (shifted register), and
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# I.1 Instruction encoding diagrams and pseudocode
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[0x2 0xd1 0xbc 0xf1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x2 0xd1 0xbc 0xf1]
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# Opcode=0 Name=PHI Format=(42)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 1| 0: 0: 0: 1| 1: 0: 1: 1| 1: 1: 0: 0| 1: 1: 0: 1| 0: 0: 0: 0| 0: 0: 0: 0| 0: 0: 1: 0|
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# -------------------------------------------------------------------------------------------------
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# To qualify as a MOV (register) instruction, Inst{19-16} "should" be 0b0000, instead it is = 0b1100.
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# The instruction is UNPREDICTABLE, and is not a valid instruction.
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#
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# See also
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# A8.6.97 MOV (register)
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[0x2 0xd0 0xbc 0xf1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x2 0xd0 0xbc 0xf1]
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# Opcode=196 Name=MOVs Format=ARM_FORMAT_DPSOREGFRM(5)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 0: 1| 0: 0: 0: 1| 1: 0: 1: 0| 0: 0: 0: 0| 0: 1: 0: 0| 0: 0: 1: 0| 1: 0: 0: 1| 0: 0: 1: 1|
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# -------------------------------------------------------------------------------------------------
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# A8.6.89 LSL (register): Inst{7-4} = 0b0001
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[0x93 0x42 0xa0 0xd1]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x93 0x42 0xa0 0xd1]
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# Opcode=185 Name=MOVTi16 Format=ARM_FORMAT_DPFRM(4)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 0| 0: 0: 1: 1| 0: 1: 0: 0| 0: 0: 0: 1| 1: 1: 1: 1| 0: 0: 0: 0| 0: 0: 0: 0| 0: 0: 0: 0|
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# -------------------------------------------------------------------------------------------------
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#
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# if d == 15 then UNPREDICTABLE
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[0x00 0xf0 0x41 0xe3]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0x00 0xf0 0x41 0xe3]
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#------------------------------------------------------------------------------
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# Undefined encodings for mrrc2
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#------------------------------------------------------------------------------
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[0x00 0x1a 0x50 0xfc]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x00 0x1a 0x50 0xfc]
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#------------------------------------------------------------------------------
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# Undefined encodings for msr (imm)
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#------------------------------------------------------------------------------
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# Opcode=206 Name=MSRi Format=ARM_FORMAT_BRFRM(2)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 0: 0: 0: 0| 0: 0: 1: 1| 0: 0: 1: 0| 0: 0: 0: 0| 1: 1: 1: 1| 0: 0: 0: 1| 1: 0: 1: 0| 0: 1: 1: 1|
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# -------------------------------------------------------------------------------------------------
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#
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# A5.2.11 MSR (immediate), and hints & B6.1.6 MSR (immediate)
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# The hints instructions have more specific encodings, so if mask == 0,
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# we should reject this as an invalid instruction.
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[0xa7 0xf1 0x20 0x3]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xa7 0xf1 0x20 0x3]
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#------------------------------------------------------------------------------
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# Undefined encodings for sbfx
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#------------------------------------------------------------------------------
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# Opcode=271 Name=SBFX Format=ARM_FORMAT_DPFRM(4)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 0| 0: 1: 1: 1| 1: 0: 1: 0| 0: 1: 1: 1| 0: 1: 0: 1| 0: 1: 0: 0| 0: 1: 0: 1| 1: 1: 1: 1|
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# -------------------------------------------------------------------------------------------------
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#
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# if d == 15 || n == 15 then UNPREDICTABLE;
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[0x5f 0x54 0xa7 0xe7]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0x5f 0x54 0xa7 0xe7]
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#------------------------------------------------------------------------------
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# Undefined encodings for smlad
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#------------------------------------------------------------------------------
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# Opcode=284 Name=SMLAD Format=ARM_FORMAT_MULFRM(1)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 0: 0: 1| 0: 1: 1: 1| 0: 0: 0: 0| 1: 1: 1: 1| 0: 1: 1: 0| 1: 0: 0: 0| 0: 0: 0: 1| 1: 0: 1: 1|
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# -------------------------------------------------------------------------------------------------
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#
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# A8.6.167
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# if d == 15 || n == 15 | m == 15 then UNPREDICTABLE
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[0x1b 0x68 0xf 0x97]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0x1b 0x68 0xf 0x97]
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#------------------------------------------------------------------------------
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# Undefined encodings for srs
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#------------------------------------------------------------------------------
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# Opcode=0 Name=PHI Format=(42)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 1| 1: 0: 0: 0| 1: 1: 0: 0| 0: 1: 0: 1| 0: 0: 0: 1| 1: 1: 0: 0| 1: 0: 0: 0| 0: 0: 1: 1|
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# -------------------------------------------------------------------------------------------------
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# Unknown format
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#
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# B6.1.10 SRS
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# Inst{19-8} = 0xd05
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# Inst{7-5} = 0b000
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[0x83 0x1c 0xc5 0xf8]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x83 0x1c 0xc5 0xf8]
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[0x00 0x00 0x20 0xf8]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x00 0x00 0x20 0xf8]
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[0xff 0xff 0xaf 0xf8]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xff 0xff 0xaf 0xf8]
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[0x13 0x00 0xa0 0xf8]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x13 0x00 0xa0 0xf8]
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#------------------------------------------------------------------------------
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# Undefined encodings for sxtb
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#------------------------------------------------------------------------------
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# Opcode=390 Name=SXTBr_rot Format=ARM_FORMAT_EXTFRM(14)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 0| 0: 1: 1: 0| 1: 0: 1: 0| 1: 1: 1: 1| 1: 1: 1: 1| 0: 1: 0: 0| 0: 1: 1: 1| 0: 1: 0: 1|
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# -------------------------------------------------------------------------------------------------
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#
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# A8.6.223 SXTB
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# if d == 15 || m == 15 then UNPREDICTABLE;
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[0x75 0xf4 0xaf 0xe6]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0x75 0xf4 0xaf 0xe6]
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#------------------------------------------------------------------------------
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# Undefined encodings for NEON umaal
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#------------------------------------------------------------------------------
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# Opcode=419 Name=UMAAL Format=ARM_FORMAT_MULFRM(1)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 1| 0: 0: 0: 0| 0: 1: 0: 0| 1: 1: 1: 1| 1: 0: 1: 1| 1: 1: 1: 1| 1: 0: 0: 1| 1: 0: 0: 0|
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# -------------------------------------------------------------------------------------------------
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#
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# A8.6.244 UMAAL
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# if dLo == 15 || dHi == 15 || n == 15 || m == 15 then UNPREDICTABLE;
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[0x98 0xbf 0x4f 0xf0]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x98 0xbf 0x4f 0xf0]
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#------------------------------------------------------------------------------
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# Undefined encodings for NEON vcvt (float <-> fixed)
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#------------------------------------------------------------------------------
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# imm6=0b0xxxxx -> UNDEFINED
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[0x1e 0xcf 0x92 0xf3]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x1e 0xcf 0x92 0xf3]
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[0x3e 0xcf 0x92 0xf3]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x3e 0xcf 0x92 0xf3]
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#------------------------------------------------------------------------------
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# Undefined encodings for NEON vext
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#------------------------------------------------------------------------------
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# invalid imm4 value (0b1xxx)
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# A8.8.316: if Q == '0' && imm4<3> == '1' then UNDEFINED;
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[0x8f 0xf9 0xf7 0xf2]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x8f 0xf9 0xf7 0xf2]
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#------------------------------------------------------------------------------
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# Undefined encodings for NEON vldmsdb
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#------------------------------------------------------------------------------
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# core registers out of range
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[0xa5 0xba 0x72 0xed]
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# CHECK: potentially undefined instruction encoding
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# CHECK-NEXT: [0xa5 0xba 0x72 0xed]
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#------------------------------------------------------------------------------
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# Undefined encodings for NEON vmov
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#------------------------------------------------------------------------------
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# VMOV cmode=0b1111 op=1 is UNDEFINED
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[0x70 0xef 0xc7 0xf3]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x70 0xef 0xc7 0xf3]
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# VMOV cmode=0b1111 op=1 is UNDEFINED
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[0x30 0x0f 0x80 0xf3]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0x30 0x0f 0x80 0xf3]
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#------------------------------------------------------------------------------
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# Undefined encodings for NEON vqadd
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#------------------------------------------------------------------------------
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# Opcode=1225 Name=VQADDsv16i8 Format=ARM_FORMAT_N3Reg(37)
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# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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# -------------------------------------------------------------------------------------------------
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# | 1: 1: 1: 1| 0: 0: 1: 0| 0: 1: 0: 0| 0: 0: 0: 0| 1: 1: 1: 0| 0: 0: 0: 0| 1: 1: 0: 1| 1: 0: 1: 1|
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# -------------------------------------------------------------------------------------------------
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#
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# Qm -> bit[0] == 0, otherwise UNDEFINED
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[0xdb 0xe0 0x40 0xf2]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xdb 0xe0 0x40 0xf2]
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#------------------------------------------------------------------------------
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# Undefined encodings for NEON vld/vst
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#------------------------------------------------------------------------------
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# A8.6.393 VST2 (multiple 2-element structures)
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[0xb3 0x09 0x03 0xf4]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xb3 0x09 0x03 0xf4]
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# size == '11' ==> UNDEFINED
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[0xc3 0x08 0x03 0xf4]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xc3 0x08 0x03 0xf4]
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# type == '1000' and align == '11' ==> UNDEFINED
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[0xb3 0x08 0x03 0xf4]
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# CHECK: invalid instruction encoding
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# CHECK-NEXT: [0xb3 0x08 0x03 0xf4]
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# VST1 multi-element, type == 0b0111, align == 0b10 -> undefined
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[0xaf 0xb7 0x07 0xf4]
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# CHECK: invalid instruction encoding
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|
# CHECK-NEXT: [0xaf 0xb7 0x07 0xf4]
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|
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# VST1 multi-element, type == 0b0111, align == 0b11 -> undefined
|
|
[0xbf 0xb7 0x07 0xf4]
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# CHECK: invalid instruction encoding
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|
# CHECK-NEXT: [0xbf 0xb7 0x07 0xf4]
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|
|
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# VST1 multi-element, type == 0b1010, align == 0b11 -> undefined
|
|
[0xbf 0x8a 0x03 0xf4]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0xbf 0x8a 0x03 0xf4]
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|
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# VST1 multi-element, type == 0b0110, align == 0b10 -> undefined
|
|
[0xaf 0xb6 0x07 0xf4]
|
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# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0xaf 0xb6 0x07 0xf4]
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|
|
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# VST1 multi-element, type == 0b0110, align == 0b11 -> undefined
|
|
[0xbf 0xb6 0x07 0xf4]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0xbf 0xb6 0x07 0xf4]
|
|
|
|
# VST2 multi-element, type == 0b0100, align == 0b11 -> undefined
|
|
[0x4f 0xa8 0x07 0xf7]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0x4f 0xa8 0x07 0xf7]
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|
|
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# VST2 multi-element, type == 0b0100, align == 0b11 -> undefined
|
|
[0x4f 0xa9 0x07 0xf7]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0x4f 0xa9 0x07 0xf7]
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|
|
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# VST3 multi-element, size = 0b11 -> undefined
|
|
[0xbf 0xa4 0x0b 0xf4]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0xbf 0xa4 0x0b 0xf4]
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|
|
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# VST3 multi-element, align = 0b10 -> undefined
|
|
[0x6f 0xa4 0x0b 0xf4]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0x6f 0xa4 0x0b 0xf4]
|
|
|
|
# VST3 multi-element, align = 0b11 -> undefined
|
|
[0x7f 0xa4 0x0b 0xf4]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0x7f 0xa4 0x0b 0xf4]
|
|
|
|
# VST4 multi-element, size = 0b11 -> undefined
|
|
[0xcf 0x50 0x03 0xf4]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0xcf 0x50 0x03 0xf4]
|
|
|
|
|
|
# Opcode=737 Name=VLD1DUPq8_UPD Format=ARM_FORMAT_NLdSt(30)
|
|
# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
|
|
# -------------------------------------------------------------------------------------------------
|
|
# | 1: 1: 1: 1| 0: 1: 0: 0| 1: 0: 1: 0| 0: 0: 0: 0| 0: 0: 1: 1| 1: 1: 0: 0| 0: 0: 1: 1| 1: 1: 0: 1|
|
|
# -------------------------------------------------------------------------------------------------
|
|
#
|
|
# 'a' == 1 and data_size == 8 is invalid
|
|
[0x3d 0x3c 0xa0 0xf4]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0x3d 0x3c 0xa0 0xf4]
|
|
|
|
|
|
#------------------------------------------------------------------------------
|
|
# Undefined encodings for MSR/MRS (banked register)
|
|
#------------------------------------------------------------------------------
|
|
# These have a banked register encoding of 0b111111, which is unallocated.
|
|
|
|
# msr <invalid>, r0
|
|
[0x00,0xf3,0x6f,0xe1]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0x00,0xf3,0x6f,0xe1]
|
|
|
|
# mrs r0, <invalid>
|
|
[0x00,0x03,0x4f,0xe1]
|
|
# CHECK: invalid instruction encoding
|
|
# CHECK-NEXT: [0x00,0x03,0x4f,0xe1]
|