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Run cargo fmt.

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This commit is contained in:
losfair
2019-12-17 00:36:00 +08:00
parent 5521352f52
commit 912c2f8996
1 changed files with 17 additions and 11 deletions
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28
lib/runtime-core/src/backend.rs
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@ -114,13 +114,15 @@ pub const INLINE_BREAKPOINT_SIZE_AARCH64_SINGLEPASS: usize = 12;
pub fn get_inline_breakpoint_size(arch: Architecture, backend: Backend) -> Option<usize> {
match (arch, backend) {
(Architecture::X64, Backend::Singlepass) => Some(INLINE_BREAKPOINT_SIZE_X86_SINGLEPASS),
(Architecture::Aarch64, Backend::Singlepass) => Some(INLINE_BREAKPOINT_SIZE_AARCH64_SINGLEPASS),
(Architecture::Aarch64, Backend::Singlepass) => {
Some(INLINE_BREAKPOINT_SIZE_AARCH64_SINGLEPASS)
}
_ => None,
}
}
/// Attempts to read an inline breakpoint from the code.
///
///
/// Inline breakpoints are detected by special instruction sequences that never
/// appear in valid code.
pub fn read_inline_breakpoint(
@ -133,11 +135,13 @@ pub fn read_inline_breakpoint(
Backend::Singlepass => {
if code.len() < INLINE_BREAKPOINT_SIZE_X86_SINGLEPASS {
None
} else if &code[..INLINE_BREAKPOINT_SIZE_X86_SINGLEPASS - 1] == &[
0x0f, 0x0b, // ud2
0x0f, 0xb9, // ud
0xcd, 0xff, // int 0xff
] {
} else if &code[..INLINE_BREAKPOINT_SIZE_X86_SINGLEPASS - 1]
== &[
0x0f, 0x0b, // ud2
0x0f, 0xb9, // ud
0xcd, 0xff, // int 0xff
]
{
Some(InlineBreakpoint {
size: INLINE_BREAKPOINT_SIZE_X86_SINGLEPASS,
ty: match code[INLINE_BREAKPOINT_SIZE_X86_SINGLEPASS - 1] {
@ -155,10 +159,12 @@ pub fn read_inline_breakpoint(
Backend::Singlepass => {
if code.len() < INLINE_BREAKPOINT_SIZE_AARCH64_SINGLEPASS {
None
} else if &code[..INLINE_BREAKPOINT_SIZE_AARCH64_SINGLEPASS - 4] == &[
0, 0, 0, 0, // udf #0
0xff, 0xff, 0x00, 0x00, // udf #65535
] {
} else if &code[..INLINE_BREAKPOINT_SIZE_AARCH64_SINGLEPASS - 4]
== &[
0, 0, 0, 0, // udf #0
0xff, 0xff, 0x00, 0x00, // udf #65535
]
{
Some(InlineBreakpoint {
size: INLINE_BREAKPOINT_SIZE_AARCH64_SINGLEPASS,
ty: match code[INLINE_BREAKPOINT_SIZE_AARCH64_SINGLEPASS - 4] {