mirror of
https://github.com/FEX-Emu/FEX.git
synced 2025-01-08 22:52:51 +00:00
150 lines
3.6 KiB
NASM
150 lines
3.6 KiB
NASM
%ifdef CONFIG
|
|
{
|
|
"HostFeatures": ["AVX"],
|
|
"RegData": {
|
|
"XMM0": ["0x05050F000F000902", "0x0000000006000700", "0x0000000000000000", "0x0000000000000000"],
|
|
"XMM1": ["0x1919313131311111", "0x0000000039393939", "0x0000000000000000", "0x0000000000000000"],
|
|
"XMM2": ["0x306F000030443057", "0x000030443057697D", "0xAAAAAAAAAAAAAAAA", "0xBBBBBBBBBBBBBBBB"],
|
|
"XMM3": ["0x306F8A9E672C65E5", "0x00003044305796E3", "0x8888888888888888", "0x9999999999999999"]
|
|
}
|
|
}
|
|
%endif
|
|
|
|
; Adjusts the result from LAHF and SETO so that we have a set of flags organized
|
|
; like [OF, SF, ZF, AF, PF, CF] for storing into the .flags region
|
|
; of memory.
|
|
;
|
|
; The first parameter is the byte offset to store the flag result
|
|
; at in the .flags region of memory.
|
|
;
|
|
%macro ArrangeAndStoreFLAGS 1
|
|
lahf
|
|
seto bl
|
|
movzx bx, bl
|
|
|
|
shr ax, 8
|
|
shl bx, 5
|
|
|
|
mov di, ax
|
|
mov si, ax
|
|
|
|
; Mask and shift
|
|
and di, 0b0000_0000_0000_0100 ; PF
|
|
and si, 0b0000_0000_0001_0000 ; AF
|
|
shr di, 1
|
|
shr si, 2
|
|
|
|
; OR all of them together
|
|
or bx, di
|
|
or bx, si
|
|
|
|
; Reclaim DI for getting ZF/SF and shift into place
|
|
mov di, ax
|
|
and di, 0b0000_0000_1100_0000 ; ZF and SF
|
|
shr di, 3
|
|
|
|
; Finally mask and OR all of the bits together
|
|
and ax, 0b0000_0000_0000_0001 ; CF
|
|
or bx, ax
|
|
or bx, di
|
|
|
|
; Store result to .flags memory
|
|
mov [rel .flags + %1], bl
|
|
%endmacro
|
|
|
|
; Performs the string comparison and moves the result from RCX to
|
|
; a region of memory in the .indices section specified by a byte
|
|
; offset.
|
|
;
|
|
; The first parameter is the byte offset to store the RCX result to.
|
|
; The second parameter is the control values to pass to vpcmpistri
|
|
;
|
|
%macro CompareAndStore 2
|
|
vpcmpistri xmm2, xmm3, %2
|
|
mov [rel .indices + %1], cl
|
|
ArrangeAndStoreFLAGS %1
|
|
%endmacro
|
|
|
|
vmovaps ymm2, [rel .data]
|
|
vmovaps ymm3, [rel .data + 32]
|
|
|
|
; Unsigned byte string check (lsb, positive polarity)
|
|
CompareAndStore 0, 0b00001100
|
|
|
|
; Unsigned byte string check (msb, positive polarity)
|
|
CompareAndStore 1, 0b01001100
|
|
|
|
; Unsigned byte string check (lsb, negative polarity)
|
|
CompareAndStore 2, 0b00011100
|
|
|
|
; Unsigned byte string check (msb, negative polarity)
|
|
CompareAndStore 3, 0b01011100
|
|
|
|
; Unsigned byte string check (lsb, negative masked)
|
|
CompareAndStore 4, 0b00111100
|
|
|
|
; Unsigned byte string check (msb, negative masked)
|
|
CompareAndStore 5, 0b01111100
|
|
|
|
; --- 16-bit unsigned word tests ---
|
|
vmovaps ymm2, [rel .data16]
|
|
vmovaps ymm3, [rel .data16 + 32]
|
|
|
|
CompareAndStore 6, 0b00001101
|
|
|
|
; Unsigned word string check (msb, positive polarity)
|
|
CompareAndStore 7, 0b01001101
|
|
|
|
; Unsigned word string check (lsb, negative polarity)
|
|
CompareAndStore 8, 0b00011101
|
|
|
|
; Unsigned word string check (msb, negative polarity)
|
|
CompareAndStore 9, 0b01011101
|
|
|
|
; Unsigned word string check (lsb, negative masked)
|
|
CompareAndStore 10, 0b00111101
|
|
|
|
; Unsigned word string check (msb, negative masked)
|
|
CompareAndStore 11, 0b01111101
|
|
|
|
; Load all our stored indices and flags for result comparing
|
|
vmovaps ymm0, [rel .indices]
|
|
vmovaps ymm1, [rel .flags]
|
|
|
|
hlt
|
|
|
|
align 32
|
|
.data:
|
|
dq 0x6550206F6F006C6C ; "ll" with junk following it
|
|
dq 0x21212121656C706F
|
|
dq 0xFFFFFFFFFFFFFFFF
|
|
dq 0xEEEEEEEEEEEEEEEE
|
|
|
|
dq 0x2759206F6C6C6548 ; "Hello Y'"
|
|
dq 0x21212121216C6C61 ; "all!!!!!"
|
|
dq 0xDDDDDDDDDDDDDDDD
|
|
dq 0xCCCCCCCCCCCCCCCC
|
|
|
|
.data16:
|
|
dq 0x306F000030443057 ; "しい" followed by junk
|
|
dq 0x000030443057697D
|
|
dq 0xAAAAAAAAAAAAAAAA
|
|
dq 0xBBBBBBBBBBBBBBBB
|
|
|
|
dq 0x306F8A9E672C65E5 ; "日本語は"
|
|
dq 0x00003044305796E3 ; "難しい\0" (Japanese is hard)
|
|
dq 0x8888888888888888
|
|
dq 0x9999999999999999
|
|
|
|
.indices:
|
|
dq 0x0000000000000000
|
|
dq 0x0000000000000000
|
|
dq 0x0000000000000000
|
|
dq 0x0000000000000000
|
|
|
|
.flags:
|
|
dq 0x0000000000000000
|
|
dq 0x0000000000000000
|
|
dq 0x0000000000000000
|
|
dq 0x0000000000000000
|