Remove unused CodeSink methods

cranelift/codegen/src/binemit/memorysink.rs

@@ -99,26 +99,10 @@ impl<'a> MemoryCodeSink<'a> {
 }
 
 impl<'a> CodeSink for MemoryCodeSink<'a> {
-    fn offset(&self) -> CodeOffset {
-        self.offset as CodeOffset
-    }
-
     fn put1(&mut self, x: u8) {
         self.write(x);
     }
 
-    fn put2(&mut self, x: u16) {
-        self.write(x);
-    }
-
-    fn put4(&mut self, x: u32) {
-        self.write(x);
-    }
-
-    fn put8(&mut self, x: u64) {
-        self.write(x);
-    }
-
     fn reloc_external(
         &mut self,
         srcloc: SourceLoc,
@@ -126,17 +110,17 @@ impl<'a> CodeSink for MemoryCodeSink<'a> {
         name: &ExternalName,
         addend: Addend,
     ) {
-        let ofs = self.offset();
+        let ofs = self.offset as CodeOffset;
         self.relocs.reloc_external(ofs, srcloc, rel, name, addend);
     }
 
     fn trap(&mut self, code: TrapCode, srcloc: SourceLoc) {
-        let ofs = self.offset();
+        let ofs = self.offset as CodeOffset;
         self.traps.trap(ofs, srcloc, code);
     }
 
     fn end_codegen(&mut self) {
-        self.info.total_size = self.offset();
+        self.info.total_size = self.offset as CodeOffset;
     }
 
     fn add_call_site(&mut self, opcode: Opcode, loc: SourceLoc) {
@@ -144,7 +128,7 @@ impl<'a> CodeSink for MemoryCodeSink<'a> {
             opcode.is_call(),
             "adding call site info for a non-call instruction."
         );
-        let ret_addr = self.offset();
+        let ret_addr = self.offset as CodeOffset;
         self.relocs.add_call_site(opcode, ret_addr, loc);
     }
 }

cranelift/codegen/src/binemit/mod.rs

@@ -105,21 +105,9 @@ pub struct CodeInfo {
 /// A `CodeSink` will receive all of the machine code for a function. It also accepts relocations
 /// which are locations in the code section that need to be fixed up when linking.
 pub trait CodeSink {
-    /// Get the current position.
-    fn offset(&self) -> CodeOffset;
-
     /// Add 1 byte to the code section.
     fn put1(&mut self, _: u8);
 
-    /// Add 2 bytes to the code section.
-    fn put2(&mut self, _: u16);
-
-    /// Add 4 bytes to the code section.
-    fn put4(&mut self, _: u32);
-
-    /// Add 8 bytes to the code section.
-    fn put8(&mut self, _: u64);
-
     /// Add a relocation referencing an external symbol plus the addend at the current offset.
     fn reloc_external(&mut self, _: SourceLoc, _: Reloc, _: &ExternalName, _: Addend);
 

cranelift/codegen/src/machinst/buffer.rs

@@ -2079,21 +2079,9 @@ mod test {
             relocs: Vec<(CodeOffset, Reloc)>,
         }
         impl CodeSink for TestCodeSink {
-            fn offset(&self) -> CodeOffset {
-                self.offset
-            }
             fn put1(&mut self, _: u8) {
                 self.offset += 1;
             }
-            fn put2(&mut self, _: u16) {
-                self.offset += 2;
-            }
-            fn put4(&mut self, _: u32) {
-                self.offset += 4;
-            }
-            fn put8(&mut self, _: u64) {
-                self.offset += 8;
-            }
             fn reloc_external(&mut self, _: SourceLoc, r: Reloc, _: &ExternalName, _: Addend) {
                 self.relocs.push((self.offset, r));
             }

cranelift/filetests/src/test_compile.rs

@@ -81,26 +81,10 @@ struct SizeSink {
 }
 
 impl binemit::CodeSink for SizeSink {
-    fn offset(&self) -> binemit::CodeOffset {
-        self.offset
-    }
-
     fn put1(&mut self, _: u8) {
         self.offset += 1;
     }
 
-    fn put2(&mut self, _: u16) {
-        self.offset += 2;
-    }
-
-    fn put4(&mut self, _: u32) {
-        self.offset += 4;
-    }
-
-    fn put8(&mut self, _: u64) {
-        self.offset += 8;
-    }
-
     fn reloc_external(
         &mut self,
         _srcloc: ir::SourceLoc,