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Set target-abi module flag for RISC-V targets

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Fixes cross-language LTO on RISC-V targets (Fixes #121924)
This commit is contained in:
kxxt 2024-01-28 18:38:41 +08:00
parent f65f84feb0
commit f19c48e7a8
10 changed files with 115 additions and 21 deletions
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10
compiler/rustc_codegen_llvm/src/llvm/ffi.rs
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@ -1801,12 +1801,20 @@ extern "C" {
///
/// In order for Rust-C LTO to work, module flags must be compatible with Clang. What
/// "compatible" means depends on the merge behaviors involved.
pub fn LLVMRustAddModuleFlag(
pub fn LLVMRustAddModuleFlagU32(
M: &Module,
merge_behavior: LLVMModFlagBehavior,
name: *const c_char,
value: u32,
);
pub fn LLVMRustAddModuleFlagString(
M: &Module,
merge_behavior: LLVMModFlagBehavior,
name: *const c_char,
value: *const c_char,
);
pub fn LLVMRustHasModuleFlag(M: &Module, name: *const c_char, len: size_t) -> bool;
pub fn LLVMRustDIBuilderCreate(M: &Module) -> &mut DIBuilder<'_>;