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Implement CodeModel

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This commit is contained in:
sapir 2024-08-05 00:37:59 +03:00
parent f7f9a3fb28
commit f579dee206
1 changed files with 12 additions and 1 deletions
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13
src/base.rs
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@ -129,8 +129,19 @@ fn module_codegen(
// 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");
}