RandomWOW/tests/test_alu_fpu/InstructionsX64.asm

;RandomX ALU + FPU test
;https://github.com/tevador/RandomX
;License: GPL v3

PUBLIC ADD_64
PUBLIC ADD_32
PUBLIC SUB_64
PUBLIC SUB_32
PUBLIC MUL_64
PUBLIC MULH_64
PUBLIC MUL_32
PUBLIC IMUL_32
PUBLIC IMULH_64
PUBLIC DIV_64
PUBLIC IDIV_64
PUBLIC AND_64
PUBLIC AND_32
PUBLIC OR_64
PUBLIC OR_32
PUBLIC XOR_64
PUBLIC XOR_32
PUBLIC SHL_64
PUBLIC SHR_64
PUBLIC SAR_64
PUBLIC ROL_64
PUBLIC ROR_64
PUBLIC FPINIT
PUBLIC FADD_64
PUBLIC FSUB_64
PUBLIC FMUL_64
PUBLIC FDIV_64
PUBLIC FABSQRT
PUBLIC FROUND

CONST	SEGMENT
__XMMABS	DB	0ffH, 0ffH, 0ffH, 0ffH, 0ffH, 0ffH, 0ffH, 07fH, 0ffH, 0ffH, 0ffH, 0ffH, 0ffH, 0ffH, 0ffH, 07fH
CONST	ENDS

.code

ADD_64 PROC
	mov	rax, QWORD PTR [rcx]
	add	rax, QWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
ADD_64 ENDP

ADD_32 PROC
	mov	eax, DWORD PTR [rcx]
	add	eax, DWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
ADD_32 ENDP

SUB_64 PROC
	mov	rax, QWORD PTR [rcx]
	sub	rax, QWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
SUB_64 ENDP

SUB_32 PROC
	mov	eax, DWORD PTR [rcx]
	sub	eax, DWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
SUB_32 ENDP

MUL_64 PROC
	mov	rax, QWORD PTR [rcx]
	imul	rax, QWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
MUL_64 ENDP

MULH_64 PROC
	mov	rax, QWORD PTR [rdx]
	mul	QWORD PTR [rcx]
	mov	QWORD PTR [r8], rdx
	ret	0
MULH_64 ENDP

MUL_32 PROC
	mov	r9d, DWORD PTR [rcx]
	mov	eax, DWORD PTR [rdx]
	imul	r9, rax
	mov	QWORD PTR [r8], r9
	ret	0
MUL_32 ENDP

IMUL_32 PROC
	movsxd	r9, DWORD PTR [rcx]
	movsxd	rax, DWORD PTR [rdx]
	imul	r9, rax
	mov	QWORD PTR [r8], r9
	ret	0
IMUL_32 ENDP

IMULH_64 PROC
	mov	rax, QWORD PTR [rdx]
	imul	QWORD PTR [rcx]
	mov	QWORD PTR [r8], rdx
	ret	0
IMULH_64 ENDP

DIV_64 PROC
	mov	r9d, DWORD PTR [rdx]
	mov	eax, 1
	test	r9d, r9d
	cmovne	eax, r9d
	xor	edx, edx
	mov	r9d, eax
	mov	rax, QWORD PTR [rcx]
	div	r9
	mov	QWORD PTR [r8], rax
	ret 0
DIV_64 ENDP

IDIV_64 PROC
	mov	rax, QWORD PTR [rcx]
	mov	rcx, -9223372036854775808
	cmp	rax, rcx
	jne	SHORT SAFE_IDIV_64
	cmp	QWORD PTR [rdx], -1
	jne	SHORT SAFE_IDIV_64
	mov	QWORD PTR [r8], rcx
	ret	0
SAFE_IDIV_64:
	mov	ecx, DWORD PTR [rdx]
	test	ecx, ecx
	mov	edx, 1
	cmovne	edx, ecx
	movsxd	rcx, edx
	cqo
	idiv	rcx
	mov	QWORD PTR [r8], rax
	ret 0
IDIV_64 ENDP

AND_64 PROC
	mov	rax, QWORD PTR [rcx]
	and	rax, QWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
AND_64 ENDP

AND_32 PROC
	mov	eax, DWORD PTR [rcx]
	and	eax, DWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
AND_32 ENDP

OR_64 PROC
	mov	rax, QWORD PTR [rcx]
	or	rax, QWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
OR_64 ENDP

OR_32 PROC
	mov	eax, DWORD PTR [rcx]
	or	eax, DWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
OR_32 ENDP

XOR_64 PROC
	mov	rax, QWORD PTR [rcx]
	xor	rax, QWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
XOR_64 ENDP

XOR_32 PROC
	mov	eax, DWORD PTR [rcx]
	xor	eax, DWORD PTR [rdx]
	mov	QWORD PTR [r8], rax
	ret	0
XOR_32 ENDP

SHL_64 PROC
	mov	rax, QWORD PTR [rcx]
	mov	rcx, QWORD PTR [rdx]
	shl	rax, cl
	mov	QWORD PTR [r8], rax
	ret	0
SHL_64 ENDP

SHR_64 PROC
	mov	rax, QWORD PTR [rcx]
	mov	rcx, QWORD PTR [rdx]
	shr	rax, cl
	mov	QWORD PTR [r8], rax
	ret	0
SHR_64 ENDP

SAR_64 PROC
	mov	rax, QWORD PTR [rcx]
	mov	rcx, QWORD PTR [rdx]
	sar	rax, cl
	mov	QWORD PTR [r8], rax
	ret	0
SAR_64 ENDP

ROL_64 PROC
	mov	rax, QWORD PTR [rcx]
	mov	rcx, QWORD PTR [rdx]
	rol	rax, cl
	mov	QWORD PTR [r8], rax
	ret	0
ROL_64 ENDP

ROR_64 PROC
	mov	rax, QWORD PTR [rcx]
	mov	rcx, QWORD PTR [rdx]
	ror	rax, cl
	mov	QWORD PTR [r8], rax
	ret	0
ROR_64 ENDP

FPINIT PROC
	mov	DWORD PTR [rsp+8], 40896
	ldmxcsr	DWORD PTR [rsp+8]
	ret	0
FPINIT ENDP

FADD_64 PROC
	cvtsi2sd xmm0, QWORD PTR [rcx]
	addsd	xmm0, xmm1
	movsd	QWORD PTR [r8], xmm0
	ret	0
FADD_64 ENDP

FSUB_64 PROC
	cvtsi2sd xmm0, QWORD PTR [rcx]
	subsd	xmm0, xmm1
	movsd	QWORD PTR [r8], xmm0
	ret	0
FSUB_64 ENDP

FMUL_64 PROC
	cvtsi2sd xmm0, QWORD PTR [rcx]
	mulsd	xmm0, xmm1
	movsd	QWORD PTR [r8], xmm0
	ret	0
FMUL_64 ENDP

FDIV_64 PROC
	cvtsi2sd xmm0, QWORD PTR [rcx]
	divsd	xmm0, xmm1
	movsd	QWORD PTR [r8], xmm0
	ret	0
FDIV_64 ENDP

FABSQRT PROC
	cvtsi2sd xmm0, QWORD PTR [rcx]
	andps	xmm0, XMMWORD PTR __XMMABS
	sqrtsd	xmm1, xmm0
	movsd	QWORD PTR [r8], xmm1
	ret	0
FABSQRT ENDP

FROUND PROC
	cvtsi2sd xmm0, QWORD PTR [rcx]
	movsd	QWORD PTR [r8], xmm0
	mov	rax, QWORD PTR [rcx]
	shl	rax, 13
	and	eax, 24576
	or	eax, 40896
	mov	DWORD PTR [rsp+8], eax
	ldmxcsr	DWORD PTR [rsp+8]
	ret	0
FROUND ENDP

END