main.s

# PowerPC 32-bit assembly for Linux (Big-Endian)
# System calls for PPC Linux:
# 4 for write
# 1 for exit

        .section ".text"
        .align 2
        .global _start
_start:
        # Write system call
        li      0,4             # System call number for write
        li      3,1             # File descriptor 1 is stdout
        lis     4,message@ha    # Load high adjusted part of address
        la      4,message@l(4)  # Load address relative to high part
        li      5,14            # Message length
        sc                      # Make system call

        # Exit system call
        li      0,1             # System call number for exit
        li      3,0             # Return code 0
        sc                      # Make system call

        .section ".rodata"
        .align 2               # 4-byte alignment for 32-bit
message:
        .ascii "Hello, World!\n"