diff options
Diffstat (limited to 'modules/objfmts/bin/tests/bin-farabs.asm')
| -rw-r--r-- | modules/objfmts/bin/tests/bin-farabs.asm | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/modules/objfmts/bin/tests/bin-farabs.asm b/modules/objfmts/bin/tests/bin-farabs.asm new file mode 100644 index 0000000..4d931c1 --- /dev/null +++ b/modules/objfmts/bin/tests/bin-farabs.asm @@ -0,0 +1,53 @@ +keybuf equ 0040h:001Eh + +absolute 5000h +label: + +section .text +absval equ 1000h + +org 0x100 +; Using seg should yield the segment part. +mov ax, seg keybuf +mov ax, seg (0040h:001Eh) ; NASM doesn't understand this syntax +mov es, ax + +; Use without seg should yield just the offset part. +mov bx, keybuf +;mov bx, 0040h:001Eh ; Illegal + +; Each of the below pairs should be equivalent (and legal) in Yasm. +; There are some differences from NASM here! + +; Defaults to near jump (on both NASM and Yasm) +jmp keybuf + +; Direct far jump. +jmp 0040h:001Eh + +; Force near (non-far) jump (just offset, no segment). +jmp near keybuf +jmp near 0040h:001Eh ; Illegal in NASM ("mismatch in operand sizes") + +; A couple of jumps to "normal" absolute addresses. +jmp 0x1e +jmp 0 +jmp absval +jmp label + +; Non-absolute jump +label2: +jmp label2 + +; Non-relative access +mov ax, [0] +mov ax, [label] + +; Direct far, explicitly. +jmp far keybuf ; Illegal in NASM ("value referenced by FAR is not relocatable") +jmp far 0040h:001Eh ; Illegal in NASM ("mismatch in operand sizes") + +keybufptr: +dw keybuf ; offset part +dw seg keybuf ; segment part + |