diff options
| author | Sergey Pepyakin <s.pepyakin@gmail.com> | 2017-10-10 15:39:06 +0300 |
|---|---|---|
| committer | Sergey Pepyakin <s.pepyakin@gmail.com> | 2017-10-10 22:58:33 +0300 |
| commit | cb7495d2b318d0986229e53c04a2e975f9ec8f15 (patch) | |
| tree | e3aa0fdb9d13ba32d66b78e0496814dc7f193bf7 /src | |
| parent | 5dbdadc5cc1d15e23d804b4d0ce80cae90338ef7 (diff) | |
Emit hex bitfield masks
Diffstat (limited to 'src')
| -rw-r--r-- | src/codegen/helpers.rs | 7 | ||||
| -rw-r--r-- | src/codegen/mod.rs | 4 |
2 files changed, 9 insertions, 2 deletions
diff --git a/src/codegen/helpers.rs b/src/codegen/helpers.rs index 9a8b0576..4ff398c4 100644 --- a/src/codegen/helpers.rs +++ b/src/codegen/helpers.rs @@ -143,6 +143,13 @@ pub mod ast_ty { tokens } + /// Returns hex representation of the given value. + pub fn hex_expr(val: u64) -> quote::Tokens { + let mut tokens = quote! {}; + tokens.append(format!("{:#x}", val)); + tokens + } + pub fn byte_array_expr(bytes: &[u8]) -> quote::Tokens { let mut bytes: Vec<_> = bytes.iter().cloned().collect(); bytes.push(0); diff --git a/src/codegen/mod.rs b/src/codegen/mod.rs index 94a62b97..baffae17 100644 --- a/src/codegen/mod.rs +++ b/src/codegen/mod.rs @@ -1121,7 +1121,7 @@ impl Bitfield { let bitfield_int_ty = helpers::blob(bitfield_ty_layout); let offset = self.offset_into_unit(); - let mask = self.mask(); + let mask = helpers::ast_ty::hex_expr(self.mask()); // Don't use variables or blocks because const functions do not allow // them. @@ -1304,7 +1304,7 @@ impl<'a> FieldCodegen<'a> for Bitfield { bitfield_ty.to_rust_ty_or_opaque(ctx, bitfield_ty_item); let offset = self.offset_into_unit(); - let mask = self.mask(); + let mask = helpers::ast_ty::hex_expr(self.mask()); methods.extend(Some(quote! { #[inline] |