Disassembly of PRU Sandbox.out:

TEXT Section .text:_c_int00* (Little Endian), 0x1c bytes at 0x00000000 
0x00000000                   _c_int00_noinit_noargs:
00000000     240000c0      LDI R0.w2, 0
00000004     24010080      LDI R0.w0, 256
00000008     0504e0e2      SUB R2, R0, 4
0000000c     2eff818e      XIN 255, &R14.b0, 4
00000010     230007c3      JAL R3.w2, main
00000014     240001ee      LDI R14, 1
00000018     23001ac3      JAL R3.w2, abort

TEXT Section .text (Little Endian), 0x5c bytes at 0x0000001c 
0x0000001c                   main:
0000001c     10c3c383      AND R3.w0, R3.w2, R3.w2
00000020     0506e2e2      SUB R2, R2, 6
00000024     248000c0      LDI R0.w2, 32768
00000028     24000080      LDI R0.w0, 0
0000002c     e1002280      SBBO &R0.b0, R2, 0, 4
00000030     24aaaae1      LDI R1, 43690
0x00000034                   $C$L1:
00000034     f102008e      LBBO &R14.b0, R0, 2, 2
00000038     6e8ee1ff      QBNE $C$L1, R1, R14.w0
0000003c     f1000081      LBBO &R1.b0, R0, 0, 2
00000040     e1040281      SBBO &R1.b0, R2, 4, 2
00000044     f1020081      LBBO &R1.b0, R0, 2, 2
00000048     e1000081      SBBO &R1.b0, R0, 0, 2
0000004c     f1002280      LBBO &R0.b0, R2, 0, 4
00000050     f1040281      LBBO &R1.b0, R2, 4, 2
00000054     e1020081      SBBO &R1.b0, R0, 2, 2
00000058     2a000000      HALT
0000005c     2eff818e      XIN 255, &R14.b0, 4
00000060     0106e2e2      ADD R2, R2, 6
00000064     20830000      JMP R3.w0
0x00000068                   abort:
00000068     23001cc3      JAL R3.w2, C$$EXIT
0x0000006c                   $C$L1:
0000006c     21001b00      JMP $C$L1
0x00000070                   C$$EXIT:
0x00000070                   loader_exit:
00000070     10000000      AND R0.b0, R0.b0, R0.b0
00000074     20c30000      JMP R3.w2