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Populating LLVM stack maps into MSM/FSM.

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This commit is contained in:
losfair
2019-07-23 02:55:43 +08:00
parent 2e030c9c4a
commit 0133b92bec
5 changed files with 321 additions and 8 deletions
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32
lib/runtime-core/src/state.rs
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@ -842,6 +842,7 @@ pub mod x64 {
XMM7,
}
#[derive(Copy, Clone, Debug, Eq, PartialEq)]
pub enum X64Register {
GPR(GPR),
XMM(XMM),
@ -854,5 +855,36 @@ pub mod x64 {
X64Register::XMM(x) => RegisterIndex(x as usize + 16),
}
}
pub fn from_dwarf_regnum(x: u16) -> Option<X64Register> {
Some(match x {
0 => X64Register::GPR(GPR::RAX),
1 => X64Register::GPR(GPR::RDX),
2 => X64Register::GPR(GPR::RCX),
3 => X64Register::GPR(GPR::RBX),
4 => X64Register::GPR(GPR::RSI),
5 => X64Register::GPR(GPR::RDI),
6 => X64Register::GPR(GPR::RBP),
7 => X64Register::GPR(GPR::RSP),
8 => X64Register::GPR(GPR::R8),
9 => X64Register::GPR(GPR::R9),
10 => X64Register::GPR(GPR::R10),
11 => X64Register::GPR(GPR::R11),
12 => X64Register::GPR(GPR::R12),
13 => X64Register::GPR(GPR::R13),
14 => X64Register::GPR(GPR::R14),
15 => X64Register::GPR(GPR::R15),
17 => X64Register::XMM(XMM::XMM0),
18 => X64Register::XMM(XMM::XMM1),
19 => X64Register::XMM(XMM::XMM2),
20 => X64Register::XMM(XMM::XMM3),
21 => X64Register::XMM(XMM::XMM4),
22 => X64Register::XMM(XMM::XMM5),
23 => X64Register::XMM(XMM::XMM6),
24 => X64Register::XMM(XMM::XMM7),
_ => return None,
})
}
}
}