================
@@ -95,24 +95,30 @@ template <> struct MappingTraits<bolt::SuccessorInfo> {
namespace bolt {
struct PseudoProbeInfo {
- llvm::yaml::Hex64 GUID;
- uint64_t Index;
- uint8_t Type;
+ uint32_t InlineTreeIndex = 0;
+ uint64_t BlockMask = 0; // bitset with probe indices
----------------
wlei-llvm wrote:
How much can it save using the Mask? if the saving is not significant, just
using `BlockProbes` might be good for the readability.
> Assume BlockMask == 1 if no other probes are set
Could you clarify more on this? why we need a special use for the value `1`
BlockMask, there still could be more probes? say we can have two probes: 1
basic block probe(ID1) and 1 call probe(ID2).
https://github.com/llvm/llvm-project/pull/107137
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