New upstream version 1.70.0+dfsg1

[rustc.git] / compiler / rustc_smir / src / stable_mir / mir / body.rs

diff --git a/compiler/rustc_smir/src/stable_mir/mir/body.rs b/compiler/rustc_smir/src/stable_mir/mir/body.rs
new file mode 100644 (file)
index 0000000..c504065
--- /dev/null
+++ b/compiler/rustc_smir/src/stable_mir/mir/body.rs
@@ -0,0 +1,69 @@
+#[derive(Clone, Debug)]
+pub struct Body {
+    pub blocks: Vec<BasicBlock>,
+}
+
+#[derive(Clone, Debug)]
+pub struct BasicBlock {
+    pub statements: Vec<Statement>,
+    pub terminator: Terminator,
+}
+
+#[derive(Clone, Debug)]
+pub enum Terminator {
+    Goto {
+        target: usize,
+    },
+    SwitchInt {
+        discr: Operand,
+        targets: Vec<SwitchTarget>,
+        otherwise: usize,
+    },
+    Resume,
+    Abort,
+    Return,
+    Unreachable,
+    Drop {
+        place: Place,
+        target: usize,
+        unwind: Option<usize>,
+    },
+    Call {
+        func: Operand,
+        args: Vec<Operand>,
+        destination: Place,
+        target: Option<usize>,
+        cleanup: Option<usize>,
+    },
+    Assert {
+        cond: Operand,
+        expected: bool,
+        msg: String,
+        target: usize,
+        cleanup: Option<usize>,
+    },
+}
+
+#[derive(Clone, Debug)]
+pub enum Statement {
+    Assign(Place, Operand),
+    Nop,
+}
+
+#[derive(Clone, Debug)]
+pub enum Operand {
+    Copy(Place),
+    Move(Place),
+    Constant(String),
+}
+
+#[derive(Clone, Debug)]
+pub struct Place {
+    pub local: usize,
+}
+
+#[derive(Clone, Debug)]
+pub struct SwitchTarget {
+    pub value: u128,
+    pub target: usize,
+}