================
@@ -280,14 +280,18 @@ static void initRISCVFeature(struct riscv_hwprobe
Hwprobes[]) {
static int FeaturesBitCached = 0;
-void __init_riscv_feature_bits() CONSTRUCTOR_ATTRIBUTE;
+void __init_riscv_feature_bits(void *) CONSTRUCTOR_ATTRIBUTE;
// A constructor function that sets __riscv_feature_bits, and
// __riscv_vendor_feature_bits to the right values. This needs to run
// only once. This constructor is given the highest priority and it should
// run before constructors without the priority set. However, it still runs
// after ifunc initializers and needs to be called explicitly there.
-void CONSTRUCTOR_ATTRIBUTE __init_riscv_feature_bits() {
+
+// PlatformArgs allows the platform to provide pre-computed data and access it
+// without extra effort. For example, Linux could pass the vDSO object to avoid
+// an extra system call.
+void CONSTRUCTOR_ATTRIBUTE __init_riscv_feature_bits(void *PlatformArgs) {
----------------
jrtc27 wrote:
If it's a constructor, how can it receive a value? And if it's a constructor,
why is Clang also calling it?
https://github.com/llvm/llvm-project/pull/101472
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