bjoernager/rust
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coverage. MCDC ConditionId start from 0 to keep with llvm 19

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This commit is contained in:
zhuyunxing 2024-07-25 14:26:36 +08:00
parent 911ac56e95
commit 99bd601df5
3 changed files with 27 additions and 31 deletions
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13
compiler/rustc_codegen_llvm/src/coverageinfo/ffi.rs
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@ -111,7 +111,7 @@ enum RegionKind {
}
mod mcdc {
use rustc_middle::mir::coverage::{ConditionInfo, DecisionInfo};
use rustc_middle::mir::coverage::{ConditionId, ConditionInfo, DecisionInfo};
/// Must match the layout of `LLVMRustMCDCDecisionParameters`.
#[repr(C)]
@ -167,12 +167,13 @@ mod mcdc {
impl From<ConditionInfo> for BranchParameters {
fn from(value: ConditionInfo) -> Self {
let to_llvm_cond_id = |cond_id: Option<ConditionId>| {
cond_id.and_then(|id| LLVMConditionId::try_from(id.as_usize()).ok()).unwrap_or(-1)
};
let ConditionInfo { condition_id, true_next_id, false_next_id } = value;
Self {
condition_id: value.condition_id.as_u32() as LLVMConditionId,
condition_ids: [
value.false_next_id.as_u32() as LLVMConditionId,
value.true_next_id.as_u32() as LLVMConditionId,
],
condition_id: to_llvm_cond_id(Some(condition_id)),
condition_ids: [to_llvm_cond_id(false_next_id), to_llvm_cond_id(true_next_id)],
}
}
}