[0x00000000] 0x20000001 addi $0, $0, 1 ; 8: addi $0, $0, 1 # R0 had better still be 0 [0x00000001] 0x0000c022 sub $24, $0, $0 ; 12: sub $24, $0, $0 # r24 = 0 [0x00000002] 0x20020001 addi $2, $0, 1 ; 13: addi $2, $0, 1 # r2=1 [0x00000003] 0x2003ffff addi $3, $0, -1 ; 14: addi $3, $0, -1 # r3=-1 [0x00000004] 0x00622020 add $4, $3, $2 ; 15: add $4, $3, $2 # r4=0 (no exceptions) [0x00000005] 0x306500ff andi $5, $3, 255 ; 16: andi $5, $3, 255 # r5=255 =0x000000FF [0x00000006] 0x00a23021 addu $6, $5, $2 ; 17: addu $6, $5, $2 # r6=256 =0x00000100 [0x00000007] 0x24c70300 addiu $7, $6, 768 ; 18: addiu $7, $6, 768 # r7=1024 =0x00000400 [0x00000008] 0x00e64023 subu $8, $7, $6 ; 19: subu $8, $7, $6 # r8=768 =0x00000300 [0x00000009] 0x34095555 ori $9, $0, 21845 ; 21: ori $9, $0, 21845 # r9=21845 =0x00005555 [0x0000000a] 0x01204825 or $9, $9, $0 ; 22: or $9, $9, $0 # r9=21845 =0x00005555 =unchanged [0x0000000b] 0x01234824 and $9, $9, $3 ; 23: and $9, $9, $3 # r9=21845 =0x00005555 =unchanged [0x0000000c] 0x01205027 nor $10, $9, $0 ; 24: nor $10, $9, $0 # r10=-21846 =0xFFFFAAAA [0x0000000d] 0x014a5826 xor $11, $10, $10 ; 25: xor $11, $10, $10 # r11=0 =0x00000000 [0x0000000e] 0x392cfff2 xori $12, $9, -14 ; 26: xori $12, $9, 65522 # r12=0x0000AAA7 [0x0000000f] 0x00096a00 sll $13, $9, 8 ; 28: sll $13, $9, 8 # r13=5592320 =0x00555500 [0x00000010] 0x00427004 sllv $14, $2, $2 ; 29: sllv $14, $2, $2 # r14=2 =0x00000002 [0x00000011] 0x000a7942 srl $15, $10, 5 ; 30: srl $15, $10, 5 # r15=134217045=0x07fffD55 [0x00000012] 0x00098006 srlv $16, $9, $2 ; 31: srlv $16, $9, $2 # r16=10922 =0x00002AAA [0x00000013] 0x00038903 sra $17, $3, 4 ; 32: sra $17, $3, 4 # r17=-1 =0xFFFFFFFF [0x00000014] 0x01c99007 srav $18, $9, $14 ; 33: srav $18, $9, $14 # r18=5461 =0x00001555 [0x00000015] 0x0129982a slt $19, $9, $9 ; 34: slt $19, $9, $9 # r19=0 =0x00000000 [0x00000016] 0x00a6a02a slt $20, $5, $6 ; 35: slt $20, $5, $6 # r20=0 =0x00000001 [0x00000017] 0x0083a82b sltu $21, $4, $3 ; 36: sltu $21, $4, $3 # r21=1 =0x00000001 [0x00000018] 0x2c760000 sltiu $22, $3, 0 ; 37: sltiu $22, $3, 0 # r22=0 =0x00000000 [0x00000019] 0x20170000 addi $23, $0, 0 ; 40: addi $23,$0,0 # set register 23 to zero [0x0000001a] 0x0800001c j 0x00000070 [jumpok] ; 41: j jumpok [0x0000001b] 0x2017ffff addi $23, $0, -1 ; 42: addi $23,$0,-1 # -1 in r23 means jump failed [0x0000001c] 0x20180000 addi $24, $0, 0 ; 44: addi $24,$0,0 # initialize register 24 to zero [0x0000001d] 0x0c000020 jal 0x00000080 [jalok] ; 45: jal jalok # this is taken w/$31 = PC [0x0000001e] 0x23180001 addi $24, $24, 1 ; 46: addi $24,$24,1 # should not come here after jal, but will after jalr below [0x0000001f] 0x08000022 j 0x00000088 [out] ; 47: j out # [0x00000020] 0x20180064 addi $24, $0, 100 ; 48: addi $24,$0,100 # re-init $24 to 100 [0x00000021] 0x03e0f809 jalr $31, $31 ; 49: jalr $31 # now jump back 3 instructions [0x00000022] 0x10630001 beq $3, $3, 4 [taken-0x00000088]; 55: beq $3,$3 taken # taken branch: PC moves ahead by 8 [0x00000023] 0x08000023 j 0x0000008c [stuck] ; 56: j stuck # don't execute this instruction [0x00000024] 0x1062fffe beq $3, $2, -8 [stuck-0x00000090]; 57: beq $3, $2, stuck # no take branch (failures get stuck) [0x00000025] 0x14620001 bne $3, $2, 4 [taken1-0x00000094]; 59: bne $3,$2 taken1 # taken branch: PC moves ahead by 8 [0x00000026] 0x08000026 j 0x00000098 [stuck1] ; 60: j stuck1 # don't execute this instruction [0x00000027] 0x1463fffe bne $3, $3, -8 [stuck1-0x0000009c]; 61: bne $3, $3, stuck1 # no take branch (failures get stuck) [0x00000028] 0x04600001 bltz $3 4 [taken2-0x000000a0] ; 63: bltz $3, taken2 # taken branch: PC moves ahead by 8 [0x00000029] 0x08000029 j 0x000000a4 [stuck2] ; 64: j stuck2 # don't execute this instruction [0x0000002a] 0x0440fffb bltz $2 -20 [stuck1-0x000000a8] ; 65: bltz $2, stuck1 # no take branch (failures get stuk) [0x0000002b] 0x18000001 blez $0 4 [taken3-0x000000ac] ; 67: blez $0, taken3 # taken branch: PC moves ahead by 8 [0x0000002c] 0x0800002c j 0x000000b0 [stuck3] ; 68: j stuck3 # don't execute this instruction [0x0000002d] 0x1840fffe blez $2 -8 [stuck3-0x000000b4] ; 69: blez $2, stuck3 # no take branch (failures get stuck) [0x0000002e] 0x18600001 blez $3 4 [taken4-0x000000b8] ; 71: blez $3, taken4 # taken branch: PC moves ahead by 8 [0x0000002f] 0x0800002f j 0x000000bc [stuck4] ; 72: j stuck4 # don't execute this instruction [0x00000030] 0x1840fffe blez $2 -8 [stuck4-0x000000c0] ; 73: blez $2, stuck4 # no take branch (failures get stuck) [0x00000031] 0x04700001 bltzal $3 4 [taken5-0x000000c4] ; 75: bltzal $3, taken5 # taken branch: PC moves ahead by 8 [0x00000032] 0x08000036 j 0x000000d8 [stuck6] ; 76: j stuck6 # don't execute this instruction [0x00000033] 0x0450fffe bltzal $2 -8 [stuck5-0x000000cc]; 77: bltzal $2, stuck5 # no take branch (failures get stuck); [0x00000034] 0x001fc820 add $25, $0, $31 ; 78: add $25,$0,$31 # link address in r25 [0x00000035] 0x1c400001 bgtz $2 4 [taken6-0x000000d4] ; 80: bgtz $2, taken6 # taken branch: PC moves ahead by 8 [0x00000036] 0x08000036 j 0x000000d8 [stuck6] ; 81: j stuck6 # don't execute this instruction [0x00000037] 0x1c60fffe bgtz $3 -8 [stuck6-0x000000dc] ; 82: bgtz $3, stuck6 # no take branch (failures get stuck) [0x00000038] 0x04010001 bgez $0 4 [taken7-0x000000e0] ; 84: bgez $0, taken7 # taken branch: PC moves ahead by 8 [0x00000039] 0x08000039 j 0x000000e4 [stuck7] ; 85: j stuck7 # don't execute this instruction [0x0000003a] 0x0461fffe bgez $3 -8 [stuck7-0x000000e8] ; 86: bgez $3, stuck7 # no take branch (failures get stuck) [0x0000003b] 0x04410001 bgez $2 4 [taken8-0x000000ec] ; 88: bgez $2, taken8 # taken branch: PC moves ahead by 8 [0x0000003c] 0x0800003c j 0x000000f0 [stuck8] ; 89: j stuck8 # don't execute this instruction [0x0000003d] 0x0461fffe bgez $3 -8 [stuck8-0x000000f4] ; 90: bgez $3, stuck8 # no take branch (failures get stuck) [0x0000003e] 0x04510001 bgezal $2 4 [taken9-0x000000f8] ; 92: bgezal $2, taken9 # taken branch: PC moves ahead by 8 [0x0000003f] 0x0800003f j 0x000000fc [stuck9] ; 93: j stuck9 # don't execute this instruction [0x00000040] 0x0471fffe bgezal $3 -8 [stuck9-0x00000100]; 94: bgezal $3, stuck9 # no take branch (failures get stuck); [0x00000041] 0x001fd020 add $26, $0, $31 ; 95: add $26,$0,$31 # link address in r26 [0x00000042] 0xac110004 sw $17, 4($0) ; 98: sw $17,4($0) [0x00000043] 0xa411000a sh $17, 10($0) ; 99: sh $17,10($0) [0x00000044] 0xa011000b sb $17, 11($0) ; 100: sb $17,11($0) [0x00000045] 0x8c190004 lw $25, 4($0) ; 102: lw $25,4($0) # r25 = 0xffffffff [0x00000046] 0x941a0004 lhu $26, 4($0) ; 103: lhu $26,4($0) # r26 = 0x0000ffff [0x00000047] 0x901b0004 lbu $27, 4($0) ; 104: lbu $27,4($0) # r27 = 0x000000ff [0x00000048] 0x841c0004 lh $28, 4($0) ; 105: lh $28,4($0) # r28 = 0xffffffff [0x00000049] 0x801d0004 lb $29, 4($0) ; 106: lb $29,4($0) # r29 = 0xffffffff [0x0000004a] 0x00000022 sub $30, $0, $0 ; 108: sub $30,$0,$0 [0x0000004b] 0x3c010002 lui $1, 2 ; 109: lui $1, 2 # r1 = 0x00020000 [0x0000004c] 0xafc10000 sw $1, 0($30) ; 111: sw $1, 0($30) [0x0000004d] 0x23de0004 addi $30, $30, 4 ; 112: addi $30,$30,4 [0x0000004e] 0xafc20000 sw $2, 0($30) ; 113: sw $2, 0($30) [0x0000004f] 0x23de0004 addi $30, $30, 4 ; 114: addi $30,$30,4 [0x00000050] 0xafc30000 sw $3, 0($30) ; 115: sw $3, 0($30) [0x00000051] 0x23de0004 addi $30, $30, 4 ; 116: addi $30,$30,4 [0x00000052] 0xafc40000 sw $4, 0($30) ; 117: sw $4, 0($30) [0x00000053] 0x23de0004 addi $30, $30, 4 ; 118: addi $30,$30,4 [0x00000054] 0xafc50000 sw $5, 0($30) ; 119: sw $5, 0($30) [0x00000055] 0x23de0004 addi $30, $30, 4 ; 120: addi $30,$30,4 [0x00000056] 0xafc60000 sw $6, 0($30) ; 121: sw $6, 0($30) [0x00000057] 0x23de0004 addi $30, $30, 4 ; 122: addi $30,$30,4 [0x00000058] 0xafc70000 sw $7, 0($30) ; 123: sw $7, 0($30) [0x00000059] 0x23de0004 addi $30, $30, 4 ; 124: addi $30,$30,4 [0x0000005a] 0xafc80000 sw $8, 0($30) ; 125: sw $8, 0($30) [0x0000005b] 0x23de0004 addi $30, $30, 4 ; 126: addi $30,$30,4 [0x0000005c] 0xafc90000 sw $9, 0($30) ; 127: sw $9, 0($30) [0x0000005d] 0x23de0004 addi $30, $30, 4 ; 128: addi $30,$30,4 [0x0000005e] 0xafca0000 sw $10, 0($30) ; 129: sw $10, 0($30) [0x0000005f] 0x23de0004 addi $30, $30, 4 ; 130: addi $30,$30,4 [0x00000060] 0xafcb0000 sw $11, 0($30) ; 131: sw $11, 0($30) [0x00000061] 0x23de0004 addi $30, $30, 4 ; 132: addi $30,$30,4 [0x00000062] 0xafcc0000 sw $12, 0($30) ; 133: sw $12, 0($30) [0x00000063] 0x23de0004 addi $30, $30, 4 ; 134: addi $30,$30,4 [0x00000064] 0xafcd0000 sw $13, 0($30) ; 135: sw $13, 0($30) [0x00000065] 0x23de0004 addi $30, $30, 4 ; 136: addi $30,$30,4 [0x00000066] 0xafce0000 sw $14, 0($30) ; 137: sw $14, 0($30) [0x00000067] 0x23de0004 addi $30, $30, 4 ; 138: addi $30,$30,4 [0x00000068] 0xafcf0000 sw $15, 0($30) ; 139: sw $15, 0($30) [0x00000069] 0x23de0004 addi $30, $30, 4 ; 140: addi $30,$30,4 [0x0000006a] 0xafd00000 sw $16, 0($30) ; 141: sw $16, 0($30) [0x0000006b] 0x23de0004 addi $30, $30, 4 ; 142: addi $30,$30,4 [0x0000006c] 0xafd10000 sw $17, 0($30) ; 143: sw $17, 0($30) [0x0000006d] 0x23de0004 addi $30, $30, 4 ; 144: addi $30,$30,4 [0x0000006e] 0xafd20000 sw $18, 0($30) ; 145: sw $18, 0($30) [0x0000006f] 0x23de0004 addi $30, $30, 4 ; 146: addi $30,$30,4 [0x00000070] 0xafd30000 sw $19, 0($30) ; 147: sw $19, 0($30) [0x00000071] 0x23de0004 addi $30, $30, 4 ; 148: addi $30,$30,4 [0x00000072] 0xafd40000 sw $20, 0($30) ; 149: sw $20, 0($30) [0x00000073] 0x23de0004 addi $30, $30, 4 ; 150: addi $30,$30,4 [0x00000074] 0xafd50000 sw $21, 0($30) ; 151: sw $21, 0($30) [0x00000075] 0x23de0004 addi $30, $30, 4 ; 152: addi $30,$30,4 [0x00000076] 0xafd60000 sw $22, 0($30) ; 153: sw $22, 0($30) [0x00000077] 0x23de0004 addi $30, $30, 4 ; 154: addi $30,$30,4 [0x00000078] 0xafd70000 sw $23, 0($30) ; 155: sw $23, 0($30) [0x00000079] 0x23de0004 addi $30, $30, 4 ; 156: addi $30,$30,4 [0x0000007a] 0xafd80000 sw $24, 0($30) ; 157: sw $24, 0($30) [0x0000007b] 0x23de0004 addi $30, $30, 4 ; 158: addi $30,$30,4 [0x0000007c] 0xafd90000 sw $25, 0($30) ; 159: sw $25, 0($30) [0x0000007d] 0x23de0004 addi $30, $30, 4 ; 160: addi $30,$30,4 [0x0000007e] 0xafda0000 sw $26, 0($30) ; 161: sw $26, 0($30) [0x0000007f] 0x23de0004 addi $30, $30, 4 ; 162: addi $30,$30,4 [0x00000080] 0xafdb0000 sw $27, 0($30) ; 163: sw $27, 0($30) [0x00000081] 0x23de0004 addi $30, $30, 4 ; 164: addi $30,$30,4 [0x00000082] 0xafdc0000 sw $28, 0($30) ; 165: sw $28, 0($30) [0x00000083] 0x23de0004 addi $30, $30, 4 ; 166: addi $30,$30,4 [0x00000084] 0xafdd0000 sw $29, 0($30) ; 167: sw $29, 0($30) [0x00000085] 0x23de0004 addi $30, $30, 4 ; 168: addi $30,$30,4 [0x00000086] 0x0000f820 add $31, $0, $0 ; 170: add $31,$0,$0 [0x00000087] 0x03e00008 jr $31 ; 171: jr $31