aboutsummaryrefslogtreecommitdiff
path: root/vendor/rustix/src/backend/linux_raw/arch/thumb.rs
diff options
context:
space:
mode:
authorValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
committerValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
commita990de90fe41456a23e58bd087d2f107d321f3a1 (patch)
tree15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/rustix/src/backend/linux_raw/arch/thumb.rs
parent3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff)
downloadfparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz
fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip
Deleted vendor folder
Diffstat (limited to 'vendor/rustix/src/backend/linux_raw/arch/thumb.rs')
-rw-r--r--vendor/rustix/src/backend/linux_raw/arch/thumb.rs322
1 files changed, 0 insertions, 322 deletions
diff --git a/vendor/rustix/src/backend/linux_raw/arch/thumb.rs b/vendor/rustix/src/backend/linux_raw/arch/thumb.rs
deleted file mode 100644
index 73f9c1c..0000000
--- a/vendor/rustix/src/backend/linux_raw/arch/thumb.rs
+++ /dev/null
@@ -1,322 +0,0 @@
-//! arm Linux system calls, using thumb-mode.
-//!
-//! In thumb-mode, r7 is the frame pointer and is not permitted to be used in
-//! an inline asm operand, so we have to use a different register and copy it
-//! into r7 inside the inline asm.
-
-use crate::backend::reg::{
- ArgReg, FromAsm, RetReg, SyscallNumber, ToAsm, A0, A1, A2, A3, A4, A5, R0,
-};
-use core::arch::asm;
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall0_readonly(nr: SyscallNumber<'_>) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- lateout("r0") r0,
- options(nostack, preserves_flags, readonly)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall1(nr: SyscallNumber<'_>, a0: ArgReg<'_, A0>) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- options(nostack, preserves_flags)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall1_readonly(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- options(nostack, preserves_flags, readonly)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall1_noreturn(nr: SyscallNumber<'_>, a0: ArgReg<'_, A0>) -> ! {
- asm!(
- "mov r7, {nr}",
- "svc 0",
- nr = in(reg) nr.to_asm(),
- in("r0") a0.to_asm(),
- options(nostack, noreturn)
- )
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall2(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- options(nostack, preserves_flags)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall2_readonly(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- options(nostack, preserves_flags, readonly)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall3(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
- a2: ArgReg<'_, A2>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- in("r2") a2.to_asm(),
- options(nostack, preserves_flags)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall3_readonly(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
- a2: ArgReg<'_, A2>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- in("r2") a2.to_asm(),
- options(nostack, preserves_flags, readonly)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall4(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
- a2: ArgReg<'_, A2>,
- a3: ArgReg<'_, A3>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- in("r2") a2.to_asm(),
- in("r3") a3.to_asm(),
- options(nostack, preserves_flags)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall4_readonly(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
- a2: ArgReg<'_, A2>,
- a3: ArgReg<'_, A3>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- in("r2") a2.to_asm(),
- in("r3") a3.to_asm(),
- options(nostack, preserves_flags, readonly)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall5(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
- a2: ArgReg<'_, A2>,
- a3: ArgReg<'_, A3>,
- a4: ArgReg<'_, A4>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- in("r2") a2.to_asm(),
- in("r3") a3.to_asm(),
- in("r4") a4.to_asm(),
- options(nostack, preserves_flags)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall5_readonly(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
- a2: ArgReg<'_, A2>,
- a3: ArgReg<'_, A3>,
- a4: ArgReg<'_, A4>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- in("r2") a2.to_asm(),
- in("r3") a3.to_asm(),
- in("r4") a4.to_asm(),
- options(nostack, preserves_flags, readonly)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall6(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
- a2: ArgReg<'_, A2>,
- a3: ArgReg<'_, A3>,
- a4: ArgReg<'_, A4>,
- a5: ArgReg<'_, A5>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- in("r2") a2.to_asm(),
- in("r3") a3.to_asm(),
- in("r4") a4.to_asm(),
- in("r5") a5.to_asm(),
- options(nostack, preserves_flags)
- );
- FromAsm::from_asm(r0)
-}
-
-#[inline]
-pub(in crate::backend) unsafe fn syscall6_readonly(
- nr: SyscallNumber<'_>,
- a0: ArgReg<'_, A0>,
- a1: ArgReg<'_, A1>,
- a2: ArgReg<'_, A2>,
- a3: ArgReg<'_, A3>,
- a4: ArgReg<'_, A4>,
- a5: ArgReg<'_, A5>,
-) -> RetReg<R0> {
- let r0;
- asm!(
- "mov {tmp}, r7",
- "mov r7, {nr}",
- "svc 0",
- "mov r7, {tmp}",
- nr = in(reg) nr.to_asm(),
- tmp = out(reg) _,
- inlateout("r0") a0.to_asm() => r0,
- in("r1") a1.to_asm(),
- in("r2") a2.to_asm(),
- in("r3") a3.to_asm(),
- in("r4") a4.to_asm(),
- in("r5") a5.to_asm(),
- options(nostack, preserves_flags, readonly)
- );
- FromAsm::from_asm(r0)
-}