Merge pull request #548 from sapir/code-model

Code model
rust-lang · Aug 5, 2024 · 0475182 · 0475182
2 parents 98ed962 + f579dee
commit 0475182
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Showing 2 changed files with 18 additions and 5 deletions.
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/src/base.rs b/src/base.rs
@@ -129,8 +129,19 @@ pub fn compile_codegen_unit(
         // NOTE: Rust relies on LLVM doing wrapping on overflow.
         context.add_command_line_option("-fwrapv");
 
+        if let Some(model) = tcx.sess.code_model() {
+            use rustc_target::spec::CodeModel;
+
+            context.add_command_line_option(match model {
+                CodeModel::Tiny => "-mcmodel=tiny",
+                CodeModel::Small => "-mcmodel=small",
+                CodeModel::Kernel => "-mcmodel=kernel",
+                CodeModel::Medium => "-mcmodel=medium",
+                CodeModel::Large => "-mcmodel=large",
+            });
+        }
+
         if tcx.sess.relocation_model() == rustc_target::spec::RelocModel::Static {
-            context.add_command_line_option("-mcmodel=kernel");
             context.add_command_line_option("-fno-pie");
         }