Reproducer files for ISSUE

llvm-bolt.txt

BOLT-INFO: shared object or position-independent executable detected
BOLT-INFO: Target architecture: aarch64
BOLT-INFO: BOLT version: d78211912391b724a064ef017dbf239eff10380a
BOLT-INFO: first alloc address is 0x0
BOLT-INFO: creating new program header table at address 0x7e00000, offset 0x7e00000
BOLT-WARNING: debug info will be stripped from the binary. Use -update-debug-sections to keep it.
BOLT-INFO: enabling relocation mode
BOLT-INFO: disabling -align-macro-fusion on non-x86 platform
BOLT-INFO: enabling lite mode
BOLT-INFO: pre-processing profile using branch profile reader
BOLT-WARNING: 48 collisions detected while hashing binary objects. Use -v=1 to see the list.
BOLT-INFO: operating with basic samples profiling data (no LBR).
BOLT-INFO: normalizing samples by instruction count.
BOLT-INFO: number of removed linker-inserted veneers: 0
BOLT-INFO: 1617 out of 153847 functions in the binary (1.1%) have non-empty execution profile
BOLT-INFO: 79 functions with profile could not be optimized
BOLT-INFO: Starting stub-insertion pass
BOLT-INFO: Inserted 9008 stubs in the hot area and 11262 stubs in the cold area. Shared 781 times, iterated 3 times.
BOLT-INFO: patched build-id (flipped last bit)

mongo.patch

From 6feb0b3640160bf0ab553d5e978a321720c8cdb8 Mon Sep 17 00:00:00 2001
From: Paschalis Mpeis <Paschalis.Mpeis@arm.com>
Date: Wed, 10 Jul 2024 09:14:06 +0100
Subject: [PATCH] PATCH

---
 .../abseil-cpp/dist/absl/hash/internal/low_level_hash.cc        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/third_party/abseil-cpp/dist/absl/hash/internal/low_level_hash.cc b/src/third_party/abseil-cpp/dist/absl/hash/internal/low_level_hash.cc
index 6f9cb9c7bff..d288f3ec94d 100644
--- a/src/third_party/abseil-cpp/dist/absl/hash/internal/low_level_hash.cc
+++ b/src/third_party/abseil-cpp/dist/absl/hash/internal/low_level_hash.cc
@@ -40,7 +40,7 @@ static uint64_t Mix(uint64_t v0, uint64_t v1) {
 }
 
 uint64_t LowLevelHash(const void* data, size_t len, uint64_t seed,
-                      const uint64_t salt[]) {
+                      const uint64_t salt[5]) {
   const uint8_t* ptr = static_cast<const uint8_t*>(data);
   uint64_t starting_length = static_cast<uint64_t>(len);
   uint64_t current_state = seed ^ salt[0];
-- 
2.42.0

mongod.tar.gz

perf.boltdata

perf2bolt.txt