From 78d2d93c7c4ad7bd7d2f8595e8d277eeedcd1180 Mon Sep 17 00:00:00 2001 From: pommicket Date: Mon, 30 Aug 2021 15:11:04 -0700 Subject: part 00: hexcompile --- 00/.gitignore | 2 ++ 00/hexcompile | Bin 0 -> 633 bytes instructions.txt | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 87 insertions(+) create mode 100644 00/.gitignore create mode 100755 00/hexcompile create mode 100644 instructions.txt diff --git a/00/.gitignore b/00/.gitignore new file mode 100644 index 0000000..35d242b --- /dev/null +++ b/00/.gitignore @@ -0,0 +1,2 @@ +A +B diff --git a/00/hexcompile b/00/hexcompile new file mode 100755 index 0000000..66c462e Binary files /dev/null and b/00/hexcompile differ diff --git a/instructions.txt b/instructions.txt new file mode 100644 index 0000000..8ab3568 --- /dev/null +++ b/instructions.txt @@ -0,0 +1,85 @@ +SYSCALL CALLING CONVENTION +rdi rsi rdx r10 r8 r9 +return value placed in rax + + +mov rax, imm64 +>48 b8 IMM64 +mov rdest, rsrc +ax bx cx dx sp bp si di +0 3 1 2 4 5 6 7 +>48 89 (dest | src << 3 | 0xc0) +mov r8, rax (for syscalls) +>49 89 c0 +mov r9, rax (for syscalls) +>49 89 c1 +mov r10, rax (for syscalls) +>49 89 c2 +xchg rax, rbx +>48 93 +mov qword [rsp], rax +>48 89 04 24 +mov rax, qword [rsp] +>48 8b 04 24 +mov qword [rbx], rax +>48 89 03 +mov rax, qword [rbx] +>48 8b 03 +neg rax +>48 f7 d8 +add rax, rbx +>48 01 d8 +imul rbx +>48 f7 eb +idiv rbx +>48 f7 fb +mul rbx +>48 f7 e3 +div rbx +>48 f7 f3 +not rax +>48 f7 d0 +and rax, rbx +>48 21 d8 +or rax, rbx +>48 09 d8 +xor rax, rbx +>48 31 d8 +shl rax, cl +>48 d3 e0 +shl rax, imm8 +>48 c1 e0 IMM8 +shr rax, cl +>48 d3 e8 +shr rax, imm8 +>48 c1 e8 IMM8 +sar rax, cl +>f8 d3 f8 +sar rax, imm8 +>48 c1 f8 IMM8 +sub rsp, imm32 +>48 81 ec IMM32 +cmp rax, rbx +>48 39 d8 +test rax, rax +>48 85 c0 +jmp rel32 +>e9 REL32 +je rel32 +>0f 84 REL32 +jne rel32 +>0f 85 REL32 +jl rel32 +>0f 8c REL32 +jg rel32 +>0f 8f REL32 +ja rel32 +>0f 87 REL32 +jb rel32 +>0f 82 REL32 +call rax +>ff d0 +ret +>c3 +syscall +>0f 05 -- cgit v1.2.3