Skip to content

sceVfpuScalar functions #95

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
sajattack wants to merge 1 commit into
base: master
Choose a base branch
from
Draft

sceVfpuScalar functions #95

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
320 changes: 320 additions & 0 deletions psp/src/sys/vfpu.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,320 @@
#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarAbs(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vabs_s S000, S000;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8" : "volatile"
}
out
}

// sceVfpuScalarAcos
// sceVfpuScalarAsin
// sceVfpuScalarAtan
// sceVfpuScalarAtan2

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarCos(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vcst_s S001, VFPU_2_PI;
vmul_s S000, S000, S001;
vcos_s S000, S000;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarExp(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vcst_s S001, VFPU_LOG2E;
vmul_s S000, S000, S001;
vexp2_s S000, S000;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarFloor(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vf2id_s S000, S000;
vi2f_s S000, S000, 0;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarLog(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vlog2_s S000, S000;
vcst_s S001, VFPU_LOG2E;
vdiv_s S000,S000,S001;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarLog2(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vlog2_s S000, S000;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarLog10(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vlog2_s S000, S000;
vcst_s S001, VFPU_LOG2TEN;
vdiv_s S000,S000,S001;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarMax(
arg1: f32,
arg2: f32,
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
.mips "mfc1 $$t1, $2";
mtv t0, S000;
mtv t1, S001;
vmax_s S000, S000, S001;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(arg1), "f"(arg2) : "8","9": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarMin(
arg1: f32,
arg2: f32,
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
.mips "mfc1 $$t1, $2";
mtv t0, S000;
mtv t1, S001;
vmin_s S000, S000, S001;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(arg1), "f"(arg2) : "8","9": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarPow(
arg1: f32,
arg2: f32,
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
.mips "mfc1 $$t1, $2";
mtv t0, S000;
mtv t1, S001;
vlog2_s S000, S000;
vmul_s S000, S000, S001;
vexp2_s S000, S000;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(arg1), "f"(arg2) : "8","9": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarPow2(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vexp2_s S000, S000;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarRound(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vf2in_s S000, S000, 0;
vi2f_s S000, S000, 0;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarRsqrt(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vrsq_s S000, S000;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarSin(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vcst_s S001, VFPU_2_PI;
vmul_s S000, S000, S001;
vsin_s S000,S000;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarSqrt(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vsqrt_s S000, S000;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarTan(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vcst_s S001, VFPU_2_PI;
vmul_s S000, S000, S001;
vrot_p C002, S000, [C,S];
vdiv_s S000, S003, S002;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}

#[allow(non_snake_case)]
#[no_mangle]
pub unsafe extern "C" fn sceVfpuScalarTrunc(
scalar: f32
) -> f32 {
let out: f32;
vfpu_asm! {
.mips "mfc1 $$t0, $1";
mtv t0, S000;
vf2iz_s S000, S000;
vi2f_s S000, S000, 0;
mfv t0, S000;
.mips "mtc1 $$t0, $0";
: "=f"(out) : "f"(scalar) : "8": "volatile"
}
out
}