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fix function prologue/epilogue, 2nd pass

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This commit is contained in:
Leo Tenenbaum 2021-11-21 17:23:09 -05:00
parent 4b9596e892
commit d03916a3f8
2 changed files with 210 additions and 25 deletions
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22
instructions.txt
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@ -37,10 +37,16 @@ mov byte [rbx], al
>88 03
mov al, byte [rbx]
>8a 03
mov qword [rsp], rax
>48 89 04 24
mov rax, qword [rsp]
>48 8b 04 24
mov rax, qword [rbp+imm32]
>48 8b 85 IMM32 (note: imm may be negative)
mov qword [rbp+imm32], rax
>48 89 85 IMM32 (note: imm may be negative)
mov qword [rsp], rbp
>48 89 2c 24
mov rbp, qword [rsp]
>48 8b 2c 24
mov ebx, imm32
>bb IMM32
neg rax
>48 f7 d8
add rax, rbx
@ -75,6 +81,8 @@ sar rax, imm8
>48 c1 f8 IMM8
sub rsp, imm32
>48 81 ec IMM32
add rsp, imm32
>48 81 c4 IMM32
cmp rax, rbx
>48 39 d8
test rax, rax
@ -102,3 +110,9 @@ syscall
nop
>90
(more will be added as needed)
to be removed:
mov qword [rsp], rax
>48 89 04 24
mov rax, qword [rsp]
>48 8b 04 24