FEX/unittests/ASM/VEX/sarx.asm
Ryan Houdek edad24479b unittests: Support skipping unit tests based on host feature support
For these unit tests we no longer need to put them in the disabled tests
file. Instead it will be skipped if the host doesn't support the feature
required.
2022-08-14 20:04:26 -07:00

33 lines
660 B
NASM

%ifdef CONFIG
{
"RegData": {
"RAX": "0xF800000000000000",
"RBX": "4",
"RCX": "0xFFFFFFFFFFFFFFFF",
"RDX": "127",
"RSI": "63",
"RDI": "0x00000000FFFFFFFF"
},
"HostFeatures": ["BMI2"]
}
%endif
; Trivial right shift
mov rax, 0x8000000000000000
mov rbx, 4
sarx rax, rax, rbx
; This is really a shift by 63. This just ensures we properly
; mask the shift value according to the ISA manual.
mov rcx, 0x8000000000000000
mov rdx, 127
sarx rcx, rcx, rdx
; This is really a shift by 31. This just ensures we properly
; mask the shift value according to the ISA manual.
mov edi, 0x80000000
mov esi, 63
sarx edi, edi, esi
hlt