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[mips][microMIPS] Implement MFC*, MFHC* and DMFC* instructions
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Differential Revision: http://reviews.llvm.org/D17334


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@265002 91177308-0d34-0410-b5e6-96231b3b80d8
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Zlatko Buljan authored and Zlatko Buljan committed Mar 31, 2016
1 parent 12c0e3a commit 4e6485e
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Showing 13 changed files with 145 additions and 29 deletions.
7 changes: 4 additions & 3 deletions lib/Target/Mips/Disassembler/MipsDisassembler.cpp
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Expand Up @@ -44,6 +44,7 @@ class MipsDisassembler : public MCDisassembler {
bool hasMips32r6() const {
return STI.getFeatureBits()[Mips::FeatureMips32r6];
}
bool isFP64() const { return STI.getFeatureBits()[Mips::FeatureFP64Bit]; }

bool isGP64() const { return STI.getFeatureBits()[Mips::FeatureGP64Bit]; }

Expand Down Expand Up @@ -919,9 +920,9 @@ DecodeStatus MipsDisassembler::getInstruction(MCInst &Instr, uint64_t &Size,
return Result;
}

if (hasMips32r6()) {
DEBUG(dbgs() << "Trying MicroMips32r6FPU table (32-bit opcodes):\n");
Result = decodeInstruction(DecoderTableMicroMips32r6FPU32, Instr, Insn,
if (hasMips32r6() && isFP64()) {
DEBUG(dbgs() << "Trying MicroMips32r6FP64 table (32-bit opcodes):\n");
Result = decodeInstruction(DecoderTableMicroMips32r6FP6432, Instr, Insn,
Address, this, STI);
if (Result != MCDisassembler::Fail) {
Size = 4;
Expand Down
66 changes: 65 additions & 1 deletion lib/Target/Mips/MicroMips32r6InstrInfo.td
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Expand Up @@ -65,6 +65,12 @@ class JRCADDIUSP_MMR6_ENC : POOL16C_JRCADDIUSP_FM_MM16R6<0x13>;
class LSA_MMR6_ENC : POOL32A_LSA_FM<0b001111>;
class LWPC_MMR6_ENC : PCREL19_FM_MMR6<0b01>;
class LWM16_MMR6_ENC : POOL16C_LWM_SWM_FM_MM16R6<0x2>;
class MFC0_MMR6_ENC : POOL32A_MFTC0_FM_MMR6<"mfc0", 0b00011, 0b111100>;
class MFC1_MMR6_ENC : POOL32F_MFTC1_FM_MMR6<"mfc1", 0b10000000>;
class MFC2_MMR6_ENC : POOL32A_MFTC2_FM_MMR6<"mfc2", 0b0100110100>;
class MFHC0_MMR6_ENC : POOL32A_MFTC0_FM_MMR6<"mfhc0", 0b00011, 0b110100>;
class MFHC1_MMR6_ENC : POOL32F_MFTC1_FM_MMR6<"mfhc1", 0b11000000>;
class MFHC2_MMR6_ENC : POOL32A_MFTC2_FM_MMR6<"mfhc2", 0b1000110100>;
class MOD_MMR6_ENC : ARITH_FM_MMR6<"mod", 0x158>;
class MODU_MMR6_ENC : ARITH_FM_MMR6<"modu", 0x1d8>;
class MUL_MMR6_ENC : ARITH_FM_MMR6<"mul", 0x18>;
Expand Down Expand Up @@ -617,6 +623,47 @@ class MTHC1_D64_MMR6_DESC : MTC1_64_MMR6_DESC_BASE<"mthc1", FGR64Opnd, GPR32Opnd
HARDFLOAT, FGR_64;
class MTHC2_MMR6_DESC : MTC2_MMR6_DESC_BASE<"mthc2", COP2Opnd, GPR32Opnd>;

class MFC0_MMR6_DESC_BASE<string opstr, RegisterOperand DstRC,
RegisterOperand SrcRC> {
dag InOperandList = (ins SrcRC:$rs, uimm3:$sel);
dag OutOperandList = (outs DstRC:$rt);
string AsmString = !strconcat(opstr, "\t$rt, $rs, $sel");
list<dag> Pattern = [];
Format f = FrmFR;
string BaseOpcode = opstr;
}
class MFC1_MMR6_DESC_BASE<string opstr, RegisterOperand DstRC,
RegisterOperand SrcRC,
InstrItinClass Itin = NoItinerary,
SDPatternOperator OpNode = null_frag> : MipsR6Inst {
dag InOperandList = (ins SrcRC:$fs);
dag OutOperandList = (outs DstRC:$rt);
string AsmString = !strconcat(opstr, "\t$rt, $fs");
list<dag> Pattern = [(set DstRC:$rt, (OpNode SrcRC:$fs))];
Format f = FrmFR;
InstrItinClass Itinerary = Itin;
string BaseOpcode = opstr;
}
class MFC2_MMR6_DESC_BASE<string opstr, RegisterOperand DstRC,
RegisterOperand SrcRC> {
dag InOperandList = (ins SrcRC:$impl);
dag OutOperandList = (outs DstRC:$rt);
string AsmString = !strconcat(opstr, "\t$rt, $impl");
list<dag> Pattern = [];
Format f = FrmFR;
string BaseOpcode = opstr;
}
class MFC0_MMR6_DESC : MFC0_MMR6_DESC_BASE<"mfc0", GPR32Opnd, COP0Opnd>;
class MFC1_MMR6_DESC : MFC1_MMR6_DESC_BASE<"mfc1", GPR32Opnd, FGR32Opnd,
II_MFC1, bitconvert>, HARDFLOAT;
class MFC2_MMR6_DESC : MFC2_MMR6_DESC_BASE<"mfc2", GPR32Opnd, COP2Opnd>;
class MFHC0_MMR6_DESC : MFC0_MMR6_DESC_BASE<"mfhc0", GPR32Opnd, COP0Opnd>;
class MFHC1_D32_MMR6_DESC : MFC1_MMR6_DESC_BASE<"mfhc1", GPR32Opnd, AFGR64Opnd,
II_MFHC1>, HARDFLOAT, FGR_32;
class MFHC1_D64_MMR6_DESC : MFC1_MMR6_DESC_BASE<"mfhc1", GPR32Opnd, FGR64Opnd,
II_MFHC1>, HARDFLOAT, FGR_64;
class MFHC2_MMR6_DESC : MFC2_MMR6_DESC_BASE<"mfhc2", GPR32Opnd, COP2Opnd>;

/// Floating Point Instructions
class FARITH_MMR6_DESC_BASE<string instr_asm, RegisterOperand RC,
InstrItinClass Itin, bit isComm,
Expand Down Expand Up @@ -1083,11 +1130,22 @@ def MTC1_MMR6 : StdMMR6Rel, MTC1_MMR6_DESC, MTC1_MMR6_ENC, ISA_MICROMIPS32R6;
def MTC2_MMR6 : StdMMR6Rel, MTC2_MMR6_ENC, MTC2_MMR6_DESC, ISA_MICROMIPS32R6;
def MTHC0_MMR6 : R6MMR6Rel, MTHC0_MMR6_ENC, MTHC0_MMR6_DESC, ISA_MICROMIPS32R6;
def MTHC1_D32_MMR6 : StdMMR6Rel, MTHC1_D32_MMR6_DESC, MTHC1_MMR6_ENC, ISA_MICROMIPS32R6;
let DecoderNamespace = "MicroMips32r6FPU" in {
let DecoderNamespace = "MicroMips32r6FP64" in {
def MTHC1_D64_MMR6 : R6MMR6Rel, MTHC1_D64_MMR6_DESC, MTHC1_MMR6_ENC,
ISA_MICROMIPS32R6;
}
def MTHC2_MMR6 : StdMMR6Rel, MTHC2_MMR6_ENC, MTHC2_MMR6_DESC, ISA_MICROMIPS32R6;
def MFC0_MMR6 : StdMMR6Rel, MFC0_MMR6_ENC, MFC0_MMR6_DESC, ISA_MICROMIPS32R6;
def MFC1_MMR6 : StdMMR6Rel, MFC1_MMR6_DESC, MFC1_MMR6_ENC, ISA_MICROMIPS32R6;
def MFC2_MMR6 : StdMMR6Rel, MFC2_MMR6_ENC, MFC2_MMR6_DESC, ISA_MICROMIPS32R6;
def MFHC0_MMR6 : R6MMR6Rel, MFHC0_MMR6_ENC, MFHC0_MMR6_DESC, ISA_MICROMIPS32R6;
def MFHC1_D32_MMR6 : StdMMR6Rel, MFHC1_D32_MMR6_DESC, MFHC1_MMR6_ENC,
ISA_MICROMIPS32R6;
let DecoderNamespace = "MicroMips32r6FP64" in {
def MFHC1_D64_MMR6 : StdMMR6Rel, MFHC1_D64_MMR6_DESC, MFHC1_MMR6_ENC,
ISA_MICROMIPS32R6;
}
def MFHC2_MMR6 : StdMMR6Rel, MFHC2_MMR6_ENC, MFHC2_MMR6_DESC, ISA_MICROMIPS32R6;
def MOD_MMR6 : R6MMR6Rel, MOD_MMR6_DESC, MOD_MMR6_ENC, ISA_MICROMIPS32R6;
def MODU_MMR6 : R6MMR6Rel, MODU_MMR6_DESC, MODU_MMR6_ENC, ISA_MICROMIPS32R6;
def MUL_MMR6 : R6MMR6Rel, MUL_MMR6_DESC, MUL_MMR6_ENC, ISA_MICROMIPS32R6;
Expand Down Expand Up @@ -1333,6 +1391,12 @@ def : MipsInstAlias<"mtc0 $rt, $rs",
def : MipsInstAlias<"mthc0 $rt, $rs",
(MTHC0_MMR6 COP0Opnd:$rs, GPR32Opnd:$rt, 0), 0>,
ISA_MICROMIPS32R6;
def : MipsInstAlias<"mfc0 $rt, $rs",
(MFC0_MMR6 GPR32Opnd:$rt, COP0Opnd:$rs, 0), 0>,
ISA_MICROMIPS32R6;
def : MipsInstAlias<"mfhc0 $rt, $rs",
(MFHC0_MMR6 GPR32Opnd:$rt, COP0Opnd:$rs, 0), 0>,
ISA_MICROMIPS32R6;

//===----------------------------------------------------------------------===//
//
Expand Down
17 changes: 17 additions & 0 deletions lib/Target/Mips/MicroMips64r6InstrInfo.td
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Expand Up @@ -34,6 +34,9 @@ class DINS_MM64R6_ENC : POOL32S_EXTBITS_FM_MMR6<0b001100>;
class DMTC0_MM64R6_ENC : POOL32S_DMFTC0_FM_MMR6<"dmtc0", 0b01011>;
class DMTC1_MM64R6_ENC : POOL32F_MFTC1_FM_MMR6<"dmtc1", 0b10110000>;
class DMTC2_MM64R6_ENC : POOL32A_MFTC2_FM_MMR6<"dmtc2", 0b0111110100>;
class DMFC0_MM64R6_ENC : POOL32S_DMFTC0_FM_MMR6<"dmfc0", 0b00011>;
class DMFC1_MM64R6_ENC : POOL32F_MFTC1_FM_MMR6<"dmfc1", 0b10010000>;
class DMFC2_MM64R6_ENC : POOL32A_MFTC2_FM_MMR6<"dmfc2", 0b0110110100>;

//===----------------------------------------------------------------------===//
//
Expand Down Expand Up @@ -106,6 +109,11 @@ class DMTC1_MM64R6_DESC : MTC1_MMR6_DESC_BASE<"dmtc1", FGR64Opnd, GPR64Opnd,
II_DMTC1, bitconvert>;
class DMTC2_MM64R6_DESC : MTC2_MMR6_DESC_BASE<"dmtc2", COP2Opnd, GPR64Opnd>;

class DMFC0_MM64R6_DESC : MFC0_MMR6_DESC_BASE<"dmfc0", GPR64Opnd, COP0Opnd>;
class DMFC1_MM64R6_DESC : MFC1_MMR6_DESC_BASE<"dmfc1", GPR64Opnd, FGR64Opnd,
II_DMFC1, bitconvert>;
class DMFC2_MM64R6_DESC : MFC2_MMR6_DESC_BASE<"dmfc2", GPR64Opnd, COP2Opnd>;

//===----------------------------------------------------------------------===//
//
// Instruction Definitions
Expand Down Expand Up @@ -144,10 +152,19 @@ let DecoderNamespace = "MicroMipsR6" in {
ISA_MICROMIPS64R6;
def DMTC2_MM64R6 : StdMMR6Rel, DMTC2_MM64R6_ENC, DMTC2_MM64R6_DESC,
ISA_MICROMIPS64R6;
def DMFC0_MM64R6 : StdMMR6Rel, DMFC0_MM64R6_ENC, DMFC0_MM64R6_DESC,
ISA_MICROMIPS64R6;
def DMFC1_MM64R6 : StdMMR6Rel, DMFC1_MM64R6_DESC, DMFC1_MM64R6_ENC,
ISA_MICROMIPS64R6;
def DMFC2_MM64R6 : StdMMR6Rel, DMFC2_MM64R6_ENC, DMFC2_MM64R6_DESC,
ISA_MICROMIPS64R6;
}

//===----------------------------------------------------------------------===//
// Instruction aliases
//===----------------------------------------------------------------------===//
def : MipsInstAlias<"dmtc0 $rt, $rd",
(DMTC0_MM64R6 COP0Opnd:$rd, GPR64Opnd:$rt, 0), 0>;
def : MipsInstAlias<"dmfc0 $rt, $rd",
(DMFC0_MM64R6 GPR64Opnd:$rt, COP0Opnd:$rd, 0), 0>,
ISA_MICROMIPS64R6;
4 changes: 2 additions & 2 deletions lib/Target/Mips/MicroMipsInstrFPU.td
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Expand Up @@ -114,8 +114,6 @@ def MFC1_MM : MMRel, MFC1_FT<"mfc1", GPR32Opnd, FGR32Opnd,
II_MFC1, bitconvert>, MFC1_FM_MM<0x80>;
def MTC1_MM : MMRel, MTC1_FT<"mtc1", FGR32Opnd, GPR32Opnd,
II_MTC1, bitconvert>, MFC1_FM_MM<0xa0>;
def MFHC1_MM : MMRel, MFC1_FT<"mfhc1", GPR32Opnd, AFGR64Opnd, II_MFHC1>,
MFC1_FM_MM<0xc0>, ISA_MIPS32R2, FGR_32;

def MADD_S_MM : MMRel, MADDS_FT<"madd.s", FGR32Opnd, II_MADD_S, fadd>,
MADDS_FM_MM<0x1>;
Expand Down Expand Up @@ -147,4 +145,6 @@ let AdditionalPredicates = [InMicroMips] in {
fsqrt>, ROUND_W_FM_MM<0, 0x28>;
def MTHC1_MM : MMRel, MTC1_64_FT<"mthc1", AFGR64Opnd, GPR32Opnd, II_MTHC1>,
MFC1_FM_MM<0xe0>, ISA_MIPS32R2, FGR_32;
def MFHC1_MM : MMRel, MFC1_FT<"mfhc1", GPR32Opnd, AFGR64Opnd, II_MFHC1>,
MFC1_FM_MM<0xc0>, ISA_MIPS32R2, FGR_32;
}
3 changes: 2 additions & 1 deletion lib/Target/Mips/Mips64InstrInfo.td
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Expand Up @@ -628,10 +628,11 @@ def : MipsInstAlias<"dsrl $rd, $rt, $rs",
ISA_MIPS3;

// Two operand (implicit 0 selector) versions:
def : MipsInstAlias<"dmfc0 $rt, $rd", (DMFC0 GPR64Opnd:$rt, COP0Opnd:$rd, 0), 0>;
let AdditionalPredicates = [NotInMicroMips] in {
def : MipsInstAlias<"dmtc0 $rt, $rd",
(DMTC0 COP0Opnd:$rd, GPR64Opnd:$rt, 0), 0>;
def : MipsInstAlias<"dmfc0 $rt, $rd",
(DMFC0 GPR64Opnd:$rt, COP0Opnd:$rd, 0), 0>;
}
def : MipsInstAlias<"dmfc2 $rt, $rd", (DMFC2 GPR64Opnd:$rt, COP2Opnd:$rd, 0), 0>;
def : MipsInstAlias<"dmtc2 $rt, $rd", (DMTC2 COP2Opnd:$rd, GPR64Opnd:$rt, 0), 0>;
Expand Down
16 changes: 9 additions & 7 deletions lib/Target/Mips/MipsInstrFPU.td
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Expand Up @@ -367,11 +367,13 @@ def MFC1 : MMRel, MFC1_FT<"mfc1", GPR32Opnd, FGR32Opnd, II_MFC1,
bitconvert>, MFC1_FM<0>;
def MTC1 : MMRel, MTC1_FT<"mtc1", FGR32Opnd, GPR32Opnd, II_MTC1,
bitconvert>, MFC1_FM<4>;
def MFHC1_D32 : MMRel, MFC1_FT<"mfhc1", GPR32Opnd, AFGR64Opnd, II_MFHC1>,
MFC1_FM<3>, ISA_MIPS32R2, FGR_32;
def MFHC1_D64 : MFC1_FT<"mfhc1", GPR32Opnd, FGR64Opnd, II_MFHC1>,
MFC1_FM<3>, ISA_MIPS32R2, FGR_64 {
let DecoderNamespace = "Mips64";
let AdditionalPredicates = [NotInMicroMips] in {
def MFHC1_D32 : MMRel, MFC1_FT<"mfhc1", GPR32Opnd, AFGR64Opnd, II_MFHC1>,
MFC1_FM<3>, ISA_MIPS32R2, FGR_32;
def MFHC1_D64 : MFC1_FT<"mfhc1", GPR32Opnd, FGR64Opnd, II_MFHC1>,
MFC1_FM<3>, ISA_MIPS32R2, FGR_64 {
let DecoderNamespace = "Mips64";
}
}
let AdditionalPredicates = [NotInMicroMips] in {
def MTHC1_D32 : MMRel, StdMMR6Rel, MTC1_64_FT<"mthc1", AFGR64Opnd, GPR32Opnd, II_MTHC1>,
Expand All @@ -381,11 +383,11 @@ let AdditionalPredicates = [NotInMicroMips] in {
let DecoderNamespace = "Mips64";
}
}
def DMFC1 : MFC1_FT<"dmfc1", GPR64Opnd, FGR64Opnd, II_DMFC1,
bitconvert>, MFC1_FM<1>, ISA_MIPS3;
let AdditionalPredicates = [NotInMicroMips] in {
def DMTC1 : MTC1_FT<"dmtc1", FGR64Opnd, GPR64Opnd, II_DMTC1,
bitconvert>, MFC1_FM<5>, ISA_MIPS3;
def DMFC1 : MFC1_FT<"dmfc1", GPR64Opnd, FGR64Opnd, II_DMFC1,
bitconvert>, MFC1_FM<1>, ISA_MIPS3;
}

def FMOV_S : MMRel, ABSS_FT<"mov.s", FGR32Opnd, FGR32Opnd, II_MOV_S>,
Expand Down
3 changes: 2 additions & 1 deletion lib/Target/Mips/MipsInstrInfo.td
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Original file line number Diff line number Diff line change
Expand Up @@ -1908,10 +1908,11 @@ def INS : MMRel, InsBase<"ins", GPR32Opnd, uimm5, uimm5_inssize_plus1, MipsIns>,
EXT_FM<4>;

/// Move Control Registers From/To CPU Registers
def MFC0 : MFC3OP<"mfc0", GPR32Opnd, COP0Opnd>, MFC3OP_FM<0x10, 0>, ISA_MIPS32;
let AdditionalPredicates = [NotInMicroMips] in {
def MTC0 : MTC3OP<"mtc0", COP0Opnd, GPR32Opnd>, MFC3OP_FM<0x10, 4>,
ISA_MIPS32;
def MFC0 : MFC3OP<"mfc0", GPR32Opnd, COP0Opnd>, MFC3OP_FM<0x10, 0>,
ISA_MIPS32;
}
def MFC2 : MFC3OP<"mfc2", GPR32Opnd, COP2Opnd>, MFC3OP_FM<0x12, 0>;
def MTC2 : MTC3OP<"mtc2", COP2Opnd, GPR32Opnd>, MFC3OP_FM<0x12, 4>;
Expand Down
8 changes: 8 additions & 0 deletions test/MC/Disassembler/Mips/micromips32r6/valid.txt
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Expand Up @@ -268,3 +268,11 @@
0x01 0x2a 0x0a 0xf4 # CHECK: mthc0 $9, $10, 1
0x55 0x6c 0x38 0x3b # CHECK: mthc1 $11, $f12
0x01 0xae 0x9d 0x3c # CHECK: mthc2 $13, $14
0x00 0x67 0x00 0xfc # CHECK: mfc0 $3, $7, 0
0x00 0x67 0x18 0xfc # CHECK: mfc0 $3, $7, 3
0x54 0xaa 0x20 0x3b # CHECK: mfc1 $5, $f10
0x01 0xe5 0x4d 0x3c # CHECK: mfc2 $15, $5
0x02 0x95 0x00 0xf4 # CHECK: mfhc0 $20, $21, 0
0x00 0x22 0x08 0xf4 # CHECK: mfhc0 $1, $2, 1
0x54 0x06 0x30 0x3b # CHECK: mfhc1 $zero, $f6
0x02 0xf0 0x8d 0x3c # CHECK: mfhc2 $23, $16
4 changes: 4 additions & 0 deletions test/MC/Disassembler/Mips/micromips64r6/valid.txt
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Expand Up @@ -189,3 +189,7 @@
0x5a 0x32 0x2a 0xfc # CHECK: dmtc0 $17, $18, 5
0x56 0x74 0x2c 0x3b # CHECK: dmtc1 $19, $f20
0x02 0xb6 0x7d 0x3c # CHECK: dmtc2 $21, $22
0x5a 0x51 0x00 0xfc # CHECK: dmfc0 $18, $17
0x59 0x21 0x08 0xfc # CHECK: dmfc0 $9, $1, 1
0x55 0x24 0x24 0x3b # CHECK: dmfc1 $9, $f4
0x01 0xd2 0x6d 0x3c # CHECK: dmfc2 $14, $18
4 changes: 4 additions & 0 deletions test/MC/Mips/micromips32r6/invalid.s
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Expand Up @@ -114,3 +114,7 @@
mtc0 $4, $3, 8 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mthc0 $4, $3, -1 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mthc0 $4, $3, 8 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mfc0 $4, $3, -1 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mfc0 $4, $3, 8 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mfhc0 $4, $3, -1 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mfhc0 $4, $3, 8 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
24 changes: 16 additions & 8 deletions test/MC/Mips/micromips32r6/valid.s
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Original file line number Diff line number Diff line change
Expand Up @@ -259,11 +259,19 @@
deret # CHECK: deret # encoding: [0x00,0x00,0xe3,0x7c]
tlbinv # CHECK: tlbinv # encoding: [0x00,0x00,0x43,0x7c]
tlbinvf # CHECK: tlbinvf # encoding: [0x00,0x00,0x53,0x7c]
mtc0 $5, $9 # CHECK: mtc0 $5, $9, 0 # encoding: [0x00,0xa9,0x02,0xfc]
mtc0 $1, $2, 7 # CHECK: mtc0 $1, $2, 7 # encoding: [0x00,0x22,0x3a,0xfc]
mtc1 $3, $f4 # CHECK: mtc1 $3, $f4 # encoding: [0x54,0x64,0x28,0x3b]
mtc2 $5, $6 # CHECK: mtc2 $5, $6 # encoding: [0x00,0xa6,0x5d,0x3c]
mthc0 $7, $8 # CHECK: mthc0 $7, $8, 0 # encoding: [0x00,0xe8,0x02,0xf4]
mthc0 $9, $10, 1 # CHECK: mthc0 $9, $10, 1 # encoding: [0x01,0x2a,0x0a,0xf4]
mthc1 $11, $f12 # CHECK: mthc1 $11, $f12 # encoding: [0x55,0x6c,0x38,0x3b]
mthc2 $13, $14 # CHECK: mthc2 $13, $14 # encoding: [0x01,0xae,0x9d,0x3c]
mtc0 $5, $9 # CHECK: mtc0 $5, $9, 0 # encoding: [0x00,0xa9,0x02,0xfc]
mtc0 $1, $2, 7 # CHECK: mtc0 $1, $2, 7 # encoding: [0x00,0x22,0x3a,0xfc]
mtc1 $3, $f4 # CHECK: mtc1 $3, $f4 # encoding: [0x54,0x64,0x28,0x3b]
mtc2 $5, $6 # CHECK: mtc2 $5, $6 # encoding: [0x00,0xa6,0x5d,0x3c]
mthc0 $7, $8 # CHECK: mthc0 $7, $8, 0 # encoding: [0x00,0xe8,0x02,0xf4]
mthc0 $9, $10, 1 # CHECK: mthc0 $9, $10, 1 # encoding: [0x01,0x2a,0x0a,0xf4]
mthc1 $11, $f12 # CHECK: mthc1 $11, $f12 # encoding: [0x55,0x6c,0x38,0x3b]
mthc2 $13, $14 # CHECK: mthc2 $13, $14 # encoding: [0x01,0xae,0x9d,0x3c]
mfc0 $3, $7 # CHECK: mfc0 $3, $7, 0 # encoding: [0x00,0x67,0x00,0xfc]
mfc0 $3, $7, 3 # CHECK: mfc0 $3, $7, 3 # encoding: [0x00,0x67,0x18,0xfc]
mfc1 $5, $f10 # CHECK: mfc1 $5, $f10 # encoding: [0x54,0xaa,0x20,0x3b]
mfc2 $15, $5 # CHECK: mfc2 $15, $5 # encoding: [0x01,0xe5,0x4d,0x3c]
mfhc0 $20, $21 # CHECK: mfhc0 $20, $21, 0 # encoding: [0x02,0x95,0x00,0xf4]
mfhc0 $1, $2, 1 # CHECK: mfhc0 $1, $2, 1 # encoding: [0x00,0x22,0x08,0xf4]
mfhc1 $zero, $f6 # CHECK: mfhc1 $zero, $f6 # encoding: [0x54,0x06,0x30,0x3b]
mfhc2 $23, $16 # CHECK: mfhc2 $23, $16 # encoding: [0x02,0xf0,0x8d,0x3c]
14 changes: 8 additions & 6 deletions test/MC/Mips/micromips64r6/invalid.s
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Original file line number Diff line number Diff line change
Expand Up @@ -138,9 +138,11 @@
swm16 $16-$20, 8($sp) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
swm16 $16, $17, $ra, 8($fp) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
swm16 $16, $17, $ra, 64($sp) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
mtc0 $4, $3, -1 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mtc0 $4, $3, 8 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mthc0 $4, $3, -1 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mthc0 $4, $3, 8 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
dmtc0 $4, $3, -1 # CHECK: :[[@LINE]]:18: error: expected 3-bit unsigned immediate
dmtc0 $4, $3, 8 # CHECK: :[[@LINE]]:18: error: expected 3-bit unsigned immediate
mtc0 $4, $3, -1 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mtc0 $4, $3, 8 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mthc0 $4, $3, -1 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
mthc0 $4, $3, 8 # CHECK: :[[@LINE]]:17: error: expected 3-bit unsigned immediate
dmtc0 $4, $3, -1 # CHECK: :[[@LINE]]:18: error: expected 3-bit unsigned immediate
dmtc0 $4, $3, 8 # CHECK: :[[@LINE]]:18: error: expected 3-bit unsigned immediate
dmfc0 $4, $3, -1 # CHECK: :[[@LINE]]:18: error: expected 3-bit unsigned immediate
dmfc0 $4, $3, 8 # CHECK: :[[@LINE]]:18: error: expected 3-bit unsigned immediate
4 changes: 4 additions & 0 deletions test/MC/Mips/micromips64r6/valid.s
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Original file line number Diff line number Diff line change
Expand Up @@ -171,5 +171,9 @@ a:
dmtc0 $17, $18, 5 # CHECK: dmtc0 $17, $18, 5 # encoding: [0x5a,0x32,0x2a,0xfc]
dmtc1 $19, $f20 # CHECK: dmtc1 $19, $f20 # encoding: [0x56,0x74,0x2c,0x3b]
dmtc2 $21, $22 # CHECK: dmtc2 $21, $22 # encoding: [0x02,0xb6,0x7d,0x3c]
dmfc0 $18, $17 # CHECK: dmfc0 $18, $17, 0 # encoding: [0x5a,0x51,0x00,0xfc]
dmfc0 $9, $1, 1 # CHECK: dmfc0 $9, $1, 1 # encoding: [0x59,0x21,0x08,0xfc]
dmfc1 $9, $f4 # CHECK: dmfc1 $9, $f4 # encoding: [0x55,0x24,0x24,0x3b]
dmfc2 $14, $18 # CHECK: dmfc2 $14, $18 # encoding: [0x01,0xd2,0x6d,0x3c]

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