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[mips][microMIPS] Add microMIPS32r6 and microMIPS64r6 tests for existing 16-bit LBU16, LHU16, LW16, LWGP and LWSP instructions

Browse Source 
Differential Revision: http://reviews.llvm.org/D10956

llvm-svn: 246987
This commit is contained in:
Zoran Jovanovic 2015-09-08 08:25:34 +00:00
parent 5d0503a7a9
commit 2c2218009b
8 changed files with 65 additions and 2 deletions
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3
lib/Target/Mips/AsmParser/MipsAsmParser.cpp
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@ -1653,7 +1653,8 @@ bool MipsAsmParser::processInstruction(MCInst &Inst, SMLoc IDLoc,
if (isIntN(9, MemOffset) && (MemOffset % 4 == 0) &&
getContext().getRegisterInfo()->getRegClass(
Mips::GPRMM16RegClassID).contains(DstReg.getReg()) &&
BaseReg.getReg() == Mips::GP) {
(BaseReg.getReg() == Mips::GP ||
BaseReg.getReg() == Mips::GP_64)) {
MCInst TmpInst;
TmpInst.setLoc(IDLoc);
TmpInst.setOpcode(Mips::LWGP_MM);

3
lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp
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@ -745,7 +745,8 @@ getMemEncodingMMSPImm5Lsl2(const MCInst &MI, unsigned OpNo,
const MCSubtargetInfo &STI) const {
// Register is encoded in bits 9-5, offset is encoded in bits 4-0.
assert(MI.getOperand(OpNo).isReg() &&
MI.getOperand(OpNo).getReg() == Mips::SP &&
(MI.getOperand(OpNo).getReg() == Mips::SP ||
MI.getOperand(OpNo).getReg() == Mips::SP_64) &&
"Unexpected base register!");
unsigned OffBits = getMachineOpValue(MI, MI.getOperand(OpNo+1),
Fixups, STI) >> 2;

12
test/MC/Disassembler/Mips/micromips32r6.txt
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@ -307,3 +307,15 @@
0x54 0x65 0x02 0x3b # CHECK: rsqrt.s $f3, $f5
0x54 0x44 0x42 0x3b # CHECK: rsqrt.d $f2, $f4
0x65 0x88 # CHECK: lw $3, 32($gp)
0x48 0x66 # CHECK: lw $3, 24($sp)
0x6a 0x12 # CHECK: lw16 $4, 8($17)
0x29 0x82 # CHECK: lhu16 $3, 4($16)
0x09 0x94 # CHECK: lbu16 $3, 4($17)
0x09 0x9f # CHECK: lbu16 $3, -1($17)

12
test/MC/Disassembler/Mips/micromips64r6.txt
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@ -213,3 +213,15 @@
0x54 0x65 0x02 0x3b # CHECK: rsqrt.s $f3, $f5
0x54 0x44 0x42 0x3b # CHECK: rsqrt.d $f2, $f4
0x65 0x88 # CHECK: lw $3, 32($gp)
0x48 0x66 # CHECK: lw $3, 24($sp)
0x6a 0x12 # CHECK: lw16 $4, 8($17)
0x29 0x82 # CHECK: lhu16 $3, 4($16)
0x09 0x94 # CHECK: lbu16 $3, 4($17)
0x09 0x9f # CHECK: lbu16 $3, -1($17)

12
test/MC/Mips/micromips32r6/invalid.s
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@ -20,3 +20,15 @@
swe $33, 8($4) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
swe $5, 8($34) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
swe $5, 512($4) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lbu16 $9, 8($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lbu16 $3, -2($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lbu16 $3, -2($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lbu16 $16, 8($9) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lhu16 $9, 4($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lhu16 $3, 64($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lhu16 $3, 64($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lhu16 $16, 4($9) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lw16 $9, 8($17) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lw16 $4, 68($17) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lw16 $4, 68($17) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lw16 $17, 8($10) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction

7
test/MC/Mips/micromips32r6/valid.s
View File

@ -157,3 +157,10 @@
sqrt.d $f2, $f4 # CHECK: sqrt.d $f2, $f4 # encoding: [0x54,0x44,0x4a,0x3b]
rsqrt.s $f3, $f5 # CHECK: rsqrt.s $f3, $f5 # encoding: [0x54,0x65,0x02,0x3b]
rsqrt.d $f2, $f4 # CHECK: rsqrt.d $f2, $f4 # encoding: [0x54,0x44,0x42,0x3b]
lw $3, 32($gp) # CHECK: lw $3, 32($gp) # encoding: [0x65,0x88]
lw $3, 24($sp) # CHECK: lw $3, 24($sp) # encoding: [0x48,0x66]
lw16 $4, 8($17) # CHECK: lw16 $4, 8($17) # encoding: [0x6a,0x12]
lhu16 $3, 4($16) # CHECK: lhu16 $3, 4($16) # encoding: [0x29,0x82]
lbu16 $3, 4($17) # CHECK: lbu16 $3, 4($17) # encoding: [0x09,0x94]
lbu16 $3, -1($17) # CHECK: lbu16 $3, -1($17) # encoding: [0x09,0x9f]

12
test/MC/Mips/micromips64r6/invalid.s
View File

@ -14,6 +14,18 @@
bnezc16 $9, 20 # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
bnezc16 $6, 31 # CHECK: :[[@LINE]]:{{[0-9]+}}: error: branch to misaligned address
bnezc16 $6, 130 # CHECK: :[[@LINE]]:{{[0-9]+}}: error: branch target out of range
lbu16 $9, 8($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lbu16 $3, -2($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lbu16 $3, -2($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lbu16 $16, 8($9) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lhu16 $9, 4($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lhu16 $3, 64($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lhu16 $3, 64($16) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lhu16 $16, 4($9) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lw16 $9, 8($17) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
lw16 $4, 68($17) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lw16 $4, 68($17) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: immediate operand value out of range
lw16 $17, 8($10) # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
ddiv $32, $4, $5 # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
ddiv $3, $34, $5 # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction
ddiv $3, $4, $35 # CHECK: :[[@LINE]]:{{[0-9]+}}: error: invalid operand for instruction

6
test/MC/Mips/micromips64r6/valid.s
View File

@ -21,6 +21,12 @@ a:
dextm $9, $6, 3, 7 # CHECK: dextm $9, $6, 3, 7 # encoding: [0x59,0x26,0x30,0xe4]
dextu $9, $6, 3, 7 # CHECK: dextu $9, $6, 3, 7 # encoding: [0x59,0x26,0x30,0xd4]
dalign $4, $2, $3, 5 # CHECK: dalign $4, $2, $3, 5 # encoding: [0x58,0x43,0x25,0x1c]
lw $3, 32($gp) # CHECK: lw $3, 32($gp) # encoding: [0x65,0x88]
lw $3, 24($sp) # CHECK: lw $3, 24($sp) # encoding: [0x48,0x66]
lw16 $4, 8($17) # CHECK: lw16 $4, 8($17) # encoding: [0x6a,0x12]
lhu16 $3, 4($16) # CHECK: lhu16 $3, 4($16) # encoding: [0x29,0x82]
lbu16 $3, 4($17) # CHECK: lbu16 $3, 4($17) # encoding: [0x09,0x94]
lbu16 $3, -1($17) # CHECK: lbu16 $3, -1($17) # encoding: [0x09,0x9f]
ddiv $3, $4, $5 # CHECK: ddiv $3, $4, $5 # encoding: [0x58,0x64,0x29,0x18]
dmod $3, $4, $5 # CHECK: dmod $3, $4, $5 # encoding: [0x58,0x64,0x29,0x58]
ddivu $3, $4, $5 # CHECK: ddivu $3, $4, $5 # encoding: [0x58,0x64,0x29,0x98]