[llvm-branch-commits] [llvm] [BOLT] Add pseudo probe inline tree to YAML profile (PR #107137)
Amir Ayupov via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Wed Sep 11 19:56:22 PDT 2024
https://github.com/aaupov updated https://github.com/llvm/llvm-project/pull/107137
>From 50c021b09950cf7d6a8f25b1ac0dec246f2325f5 Mon Sep 17 00:00:00 2001
From: Amir Ayupov <aaupov at fb.com>
Date: Tue, 3 Sep 2024 11:38:04 -0700
Subject: [PATCH 1/4] update pseudoprobe-decoding-inline.test
Created using spr 1.3.4
---
.../test/X86/pseudoprobe-decoding-inline.test | 31 ++++++++++++-------
1 file changed, 20 insertions(+), 11 deletions(-)
diff --git a/bolt/test/X86/pseudoprobe-decoding-inline.test b/bolt/test/X86/pseudoprobe-decoding-inline.test
index 1fdd00c7ef6c4b..629dd84ab8e1dc 100644
--- a/bolt/test/X86/pseudoprobe-decoding-inline.test
+++ b/bolt/test/X86/pseudoprobe-decoding-inline.test
@@ -14,29 +14,38 @@
# RUN: FileCheck --input-file %t.yaml2 %s --check-prefix CHECK-YAML
# CHECK-YAML: name: bar
# CHECK-YAML: - bid: 0
-# CHECK-YAML: pseudo_probes: [ { guid: 0xE413754A191DB537, id: 1, type: 0 }, { guid: 0xE413754A191DB537, id: 4, type: 0 } ]
-# CHECK-YAML: guid: 0xE413754A191DB537
-# CHECK-YAML: pseudo_probe_desc_hash: 0x10E852DA94
+# CHECK-YAML: pseudo_probes:
+# CHECK-YAML-NEXT: - { id: 1, type: 0
+# CHECK-YAML-NEXT: - { id: 4, type: 0
+# CHECK-YAML: inline_tree:
+# CHECK-YAML-NEXT: - { guid: 0xE413754A191DB537, hash: 0x10E852DA94, id: 0 }
#
# CHECK-YAML: name: foo
# CHECK-YAML: - bid: 0
-# CHECK-YAML: pseudo_probes: [ { guid: 0x5CF8C24CDB18BDAC, id: 1, type: 0 }, { guid: 0x5CF8C24CDB18BDAC, id: 2, type: 0 } ]
-# CHECK-YAML: guid: 0x5CF8C24CDB18BDAC
-# CHECK-YAML: pseudo_probe_desc_hash: 0x200205A19C5B4
+# CHECK-YAML: pseudo_probes:
+# CHECK-YAML-NEXT: - { id: 1, type: 0 }
+# CHECK-YAML-NEXT: - { id: 2, type: 0 }
+# CHECK-YAML: inline_tree:
+# CHECK-YAML-NEXT: - { guid: 0x5CF8C24CDB18BDAC, hash: 0x200205A19C5B4, id: 0 }
+# CHECK-YAML-NEXT: - { guid: 0xE413754A191DB537, hash: 0x10E852DA94, id: 1, callsite: 8 }
#
# CHECK-YAML: name: main
# CHECK-YAML: - bid: 0
-# CHECK-YAML: pseudo_probes: [ { guid: 0xDB956436E78DD5FA, id: 1, type: 0 }, { guid: 0x5CF8C24CDB18BDAC, id: 1, type: 0 }, { guid: 0x5CF8C24CDB18BDAC, id: 2, type: 0 } ]
-# CHECK-YAML: guid: 0xDB956436E78DD5FA
-# CHECK-YAML: pseudo_probe_desc_hash: 0x10000FFFFFFFF
+# CHECK-YAML: pseudo_probes:
+# CHECK-YAML-NEXT: - { id: 1, type: 0 }
+# CHECK-YAML-NEXT: - { id: 1, type: 0, inline_tree_id: 1 }
+# CHECK-YAML-NEXT: - { id: 2, type: 0, inline_tree_id: 1 }
+# CHECK-YAML: inline_tree:
+# CHECK-YAML-NEXT: - { guid: 0xDB956436E78DD5FA, hash: 0x10000FFFFFFFF, id: 0 }
+# CHECK-YAML-NEXT: - { guid: 0x5CF8C24CDB18BDAC, hash: 0x200205A19C5B4, id: 1, callsite: 2 }
+# CHECK-YAML-NEXT: - { guid: 0xE413754A191DB537, hash: 0x10E852DA94, id: 2, parent: 1, callsite: 8 }
#
## Check that without --profile-write-pseudo-probes option, no pseudo probes are
## generated
# RUN: perf2bolt %S/../../../llvm/test/tools/llvm-profgen/Inputs/inline-cs-pseudoprobe.perfbin -p %t.preagg --pa -w %t.yaml -o %t.fdata
# RUN: FileCheck --input-file %t.yaml %s --check-prefix CHECK-NO-OPT
# CHECK-NO-OPT-NOT: pseudo_probes
-# CHECK-NO-OPT-NOT: guid
-# CHECK-NO-OPT-NOT: pseudo_probe_desc_hash
+# CHECK-NO-OPT-NOT: inline_tree
CHECK: Report of decoding input pseudo probe binaries
>From 6ec4cf6bf05551d02cbf17e9edbe8d6931588ff1 Mon Sep 17 00:00:00 2001
From: Amir Ayupov <aaupov at fb.com>
Date: Mon, 9 Sep 2024 21:37:28 -0700
Subject: [PATCH 2/4] clang-format
Created using spr 1.3.4
---
bolt/lib/Profile/YAMLProfileWriter.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/bolt/lib/Profile/YAMLProfileWriter.cpp b/bolt/lib/Profile/YAMLProfileWriter.cpp
index 70e5e09e2920e5..f2609de18ce63c 100644
--- a/bolt/lib/Profile/YAMLProfileWriter.cpp
+++ b/bolt/lib/Profile/YAMLProfileWriter.cpp
@@ -90,7 +90,7 @@ YAMLProfileWriter::convertPseudoProbeDesc(const MCPseudoProbeDecoder &Decoder) {
InlineTreeDesc InlineTree;
for (const MCDecodedPseudoProbeInlineTree &TopLev :
- Decoder.getDummyInlineRoot().getChildren())
+ Decoder.getDummyInlineRoot().getChildren())
InlineTree.TopLevelGUIDToInlineTree[TopLev.Guid] = &TopLev;
for (const auto &FuncDesc : Decoder.getGUID2FuncDescMap())
>From 852eb07f345dd1d9e77a6faead8bf0f73ff64ba7 Mon Sep 17 00:00:00 2001
From: Amir Ayupov <aaupov at fb.com>
Date: Tue, 10 Sep 2024 12:26:11 -0700
Subject: [PATCH 3/4] Make pseudo_probe_desc optional
Created using spr 1.3.4
---
bolt/include/bolt/Profile/ProfileYAMLMapping.h | 9 ++++++++-
bolt/test/X86/pseudoprobe-decoding-inline.test | 5 +++--
2 files changed, 11 insertions(+), 3 deletions(-)
diff --git a/bolt/include/bolt/Profile/ProfileYAMLMapping.h b/bolt/include/bolt/Profile/ProfileYAMLMapping.h
index 588e2f59d67e01..9cc33264d70718 100644
--- a/bolt/include/bolt/Profile/ProfileYAMLMapping.h
+++ b/bolt/include/bolt/Profile/ProfileYAMLMapping.h
@@ -275,6 +275,12 @@ struct PseudoProbeDesc {
std::vector<Hex64> GUID;
std::vector<Hex64> Hash;
std::vector<uint32_t> GUIDHash; // Index of hash for that GUID in Hash
+
+ bool operator==(const PseudoProbeDesc &Other) const {
+ // Only treat empty Desc as equal
+ return GUID.empty() && Other.GUID.empty() && Hash.empty() &&
+ Other.Hash.empty() && GUIDHash.empty() && Other.GUIDHash.empty();
+ }
};
} // end namespace bolt
@@ -306,7 +312,8 @@ template <> struct MappingTraits<bolt::BinaryProfile> {
static void mapping(IO &YamlIO, bolt::BinaryProfile &BP) {
YamlIO.mapRequired("header", BP.Header);
YamlIO.mapRequired("functions", BP.Functions);
- YamlIO.mapOptional("pseudo_probe_desc", BP.PseudoProbeDesc);
+ YamlIO.mapOptional("pseudo_probe_desc", BP.PseudoProbeDesc,
+ bolt::PseudoProbeDesc());
}
};
diff --git a/bolt/test/X86/pseudoprobe-decoding-inline.test b/bolt/test/X86/pseudoprobe-decoding-inline.test
index 0a99795d32935a..87e6fa59b07077 100644
--- a/bolt/test/X86/pseudoprobe-decoding-inline.test
+++ b/bolt/test/X86/pseudoprobe-decoding-inline.test
@@ -36,8 +36,9 @@
## generated
# RUN: perf2bolt %S/../../../llvm/test/tools/llvm-profgen/Inputs/inline-cs-pseudoprobe.perfbin -p %t.preagg --pa -w %t.yaml -o %t.fdata
# RUN: FileCheck --input-file %t.yaml %s --check-prefix CHECK-NO-OPT
-# CHECK-NO-OPT-NOT: pseudo_probes
-# CHECK-NO-OPT-NOT: inline_tree
+# CHECK-NO-OPT-NOT: probes:
+# CHECK-NO-OPT-NOT: inline_tree:
+# CHECK-NO-OPT-NOT: pseudo_probe_desc:
CHECK: Report of decoding input pseudo probe binaries
>From 65c2b99aaaecd272d48e6af6955c439d7d045b70 Mon Sep 17 00:00:00 2001
From: Amir Ayupov <aaupov at fb.com>
Date: Wed, 11 Sep 2024 19:56:11 -0700
Subject: [PATCH 4/4] Address comments
Created using spr 1.3.4
---
.../include/bolt/Profile/ProfileYAMLMapping.h | 35 ++++++++--------
bolt/include/bolt/Profile/YAMLProfileWriter.h | 12 +++---
bolt/lib/Profile/YAMLProfileWriter.cpp | 41 +++++++++----------
.../test/X86/pseudoprobe-decoding-inline.test | 12 +++---
4 files changed, 49 insertions(+), 51 deletions(-)
diff --git a/bolt/include/bolt/Profile/ProfileYAMLMapping.h b/bolt/include/bolt/Profile/ProfileYAMLMapping.h
index 9cc33264d70718..ee39051cbc136d 100644
--- a/bolt/include/bolt/Profile/ProfileYAMLMapping.h
+++ b/bolt/include/bolt/Profile/ProfileYAMLMapping.h
@@ -98,7 +98,7 @@ struct PseudoProbeInfo {
uint32_t InlineTreeIndex = 0;
uint64_t BlockMask = 0; // bitset with probe indices
// Assume BlockMask == 1 if no other probes are set
- std::vector<uint64_t> BlockProbes;
+ std::vector<uint64_t> BlockProbes; // block probes with indices above 64
std::vector<uint64_t> CallProbes;
std::vector<uint64_t> IndCallProbes;
std::vector<uint32_t> InlineTreeNodes;
@@ -113,10 +113,10 @@ struct PseudoProbeInfo {
template <> struct MappingTraits<bolt::PseudoProbeInfo> {
static void mapping(IO &YamlIO, bolt::PseudoProbeInfo &PI) {
- YamlIO.mapOptional("blk", PI.BlockMask, 0);
- YamlIO.mapOptional("blks", PI.BlockProbes, std::vector<uint64_t>());
- YamlIO.mapOptional("calls", PI.CallProbes, std::vector<uint64_t>());
- YamlIO.mapOptional("indcalls", PI.IndCallProbes, std::vector<uint64_t>());
+ YamlIO.mapOptional("blx", PI.BlockMask, 0);
+ YamlIO.mapOptional("blk", PI.BlockProbes, std::vector<uint64_t>());
+ YamlIO.mapOptional("call", PI.CallProbes, std::vector<uint64_t>());
+ YamlIO.mapOptional("icall", PI.IndCallProbes, std::vector<uint64_t>());
YamlIO.mapOptional("id", PI.InlineTreeIndex, 0);
YamlIO.mapOptional("ids", PI.InlineTreeNodes, std::vector<uint32_t>());
}
@@ -170,18 +170,18 @@ template <> struct MappingTraits<bolt::BinaryBasicBlockProfile> {
};
namespace bolt {
-struct InlineTreeInfo {
+struct InlineTreeNode {
uint32_t ParentIndexDelta;
uint32_t CallSiteProbe;
- // Index in PseudoProbeDesc.GUID + 1, 0 for same as previous
+ // Index in PseudoProbeDesc.GUID, UINT32_MAX for same as previous (omitted)
uint32_t GUIDIndex;
- bool operator==(const InlineTreeInfo &) const { return false; }
+ bool operator==(const InlineTreeNode &) const { return false; }
};
} // end namespace bolt
-template <> struct MappingTraits<bolt::InlineTreeInfo> {
- static void mapping(IO &YamlIO, bolt::InlineTreeInfo &ITI) {
- YamlIO.mapOptional("g", ITI.GUIDIndex, 0);
+template <> struct MappingTraits<bolt::InlineTreeNode> {
+ static void mapping(IO &YamlIO, bolt::InlineTreeNode &ITI) {
+ YamlIO.mapOptional("g", ITI.GUIDIndex, UINT32_MAX);
YamlIO.mapOptional("p", ITI.ParentIndexDelta, 0);
YamlIO.mapOptional("cs", ITI.CallSiteProbe, 0);
}
@@ -192,7 +192,7 @@ template <> struct MappingTraits<bolt::InlineTreeInfo> {
} // end namespace llvm
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::yaml::bolt::BinaryBasicBlockProfile)
-LLVM_YAML_IS_FLOW_SEQUENCE_VECTOR(llvm::yaml::bolt::InlineTreeInfo)
+LLVM_YAML_IS_FLOW_SEQUENCE_VECTOR(llvm::yaml::bolt::InlineTreeNode)
namespace llvm {
namespace yaml {
@@ -205,7 +205,7 @@ struct BinaryFunctionProfile {
llvm::yaml::Hex64 Hash{0};
uint64_t ExecCount{0};
std::vector<BinaryBasicBlockProfile> Blocks;
- std::vector<InlineTreeInfo> InlineTree;
+ std::vector<InlineTreeNode> InlineTree;
bool Used{false};
};
} // end namespace bolt
@@ -220,7 +220,7 @@ template <> struct MappingTraits<bolt::BinaryFunctionProfile> {
YamlIO.mapOptional("blocks", BFP.Blocks,
std::vector<bolt::BinaryBasicBlockProfile>());
YamlIO.mapOptional("inline_tree", BFP.InlineTree,
- std::vector<bolt::InlineTreeInfo>());
+ std::vector<bolt::InlineTreeNode>());
}
};
@@ -274,12 +274,13 @@ namespace bolt {
struct PseudoProbeDesc {
std::vector<Hex64> GUID;
std::vector<Hex64> Hash;
- std::vector<uint32_t> GUIDHash; // Index of hash for that GUID in Hash
+ std::vector<uint32_t> GUIDHashIdx; // Index of hash for that GUID in Hash
bool operator==(const PseudoProbeDesc &Other) const {
// Only treat empty Desc as equal
return GUID.empty() && Other.GUID.empty() && Hash.empty() &&
- Other.Hash.empty() && GUIDHash.empty() && Other.GUIDHash.empty();
+ Other.Hash.empty() && GUIDHashIdx.empty() &&
+ Other.GUIDHashIdx.empty();
}
};
} // end namespace bolt
@@ -287,7 +288,7 @@ struct PseudoProbeDesc {
template <> struct MappingTraits<bolt::PseudoProbeDesc> {
static void mapping(IO &YamlIO, bolt::PseudoProbeDesc &PD) {
YamlIO.mapRequired("gs", PD.GUID);
- YamlIO.mapRequired("gh", PD.GUIDHash);
+ YamlIO.mapRequired("gh", PD.GUIDHashIdx);
YamlIO.mapRequired("hs", PD.Hash);
}
};
diff --git a/bolt/include/bolt/Profile/YAMLProfileWriter.h b/bolt/include/bolt/Profile/YAMLProfileWriter.h
index d691fe6b5a4ce9..aec6e474847605 100644
--- a/bolt/include/bolt/Profile/YAMLProfileWriter.h
+++ b/bolt/include/bolt/Profile/YAMLProfileWriter.h
@@ -43,18 +43,18 @@ class YAMLProfileWriter {
GUIDNumMap HashIdxMap;
};
- static std::tuple<std::vector<yaml::bolt::InlineTreeInfo>, InlineTreeMapTy>
+ static std::tuple<std::vector<yaml::bolt::InlineTreeNode>, InlineTreeMapTy>
convertBFInlineTree(const MCPseudoProbeDecoder &Decoder,
const InlineTreeDesc &InlineTree, uint64_t GUID);
+ static std::tuple<yaml::bolt::PseudoProbeDesc, InlineTreeDesc>
+ convertPseudoProbeDesc(const MCPseudoProbeDecoder &PseudoProbeDecoder);
+
static yaml::bolt::BinaryFunctionProfile
convert(const BinaryFunction &BF, bool UseDFS,
const InlineTreeDesc &InlineTree,
const BoltAddressTranslation *BAT = nullptr);
- static std::tuple<yaml::bolt::PseudoProbeDesc, InlineTreeDesc>
- convertPseudoProbeDesc(const MCPseudoProbeDecoder &PseudoProbeDecoder);
-
/// Set CallSiteInfo destination fields from \p Symbol and return a target
/// BinaryFunction for that symbol.
static const BinaryFunction *
@@ -71,8 +71,8 @@ class YAMLProfileWriter {
uint32_t InlineSite;
};
static std::vector<InlineTreeNode>
- getInlineTree(const MCPseudoProbeDecoder &Decoder,
- const MCDecodedPseudoProbeInlineTree *Root);
+ collectInlineTree(const MCPseudoProbeDecoder &Decoder,
+ const MCDecodedPseudoProbeInlineTree &Root);
// 0 - block probe, 1 - indirect call, 2 - direct call
using ProbeList = std::array<SmallVector<uint64_t, 0>, 3>;
diff --git a/bolt/lib/Profile/YAMLProfileWriter.cpp b/bolt/lib/Profile/YAMLProfileWriter.cpp
index f2609de18ce63c..072a23631d04a5 100644
--- a/bolt/lib/Profile/YAMLProfileWriter.cpp
+++ b/bolt/lib/Profile/YAMLProfileWriter.cpp
@@ -18,7 +18,6 @@
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/raw_ostream.h"
-#include <queue>
#undef DEBUG_TYPE
#define DEBUG_TYPE "bolt-prof"
@@ -61,23 +60,21 @@ const BinaryFunction *YAMLProfileWriter::setCSIDestination(
}
std::vector<YAMLProfileWriter::InlineTreeNode>
-YAMLProfileWriter::getInlineTree(const MCPseudoProbeDecoder &Decoder,
- const MCDecodedPseudoProbeInlineTree *Root) {
+YAMLProfileWriter::collectInlineTree(
+ const MCPseudoProbeDecoder &Decoder,
+ const MCDecodedPseudoProbeInlineTree &Root) {
auto getHash = [&](const MCDecodedPseudoProbeInlineTree &Node) {
return Decoder.getFuncDescForGUID(Node.Guid)->FuncHash;
};
- assert(Root);
- std::vector<InlineTreeNode> InlineTree;
- InlineTreeNode Node{Root, Root->Guid, getHash(*Root), 0, 0};
- InlineTree.emplace_back(Node);
+ std::vector<InlineTreeNode> InlineTree(
+ {InlineTreeNode{&Root, Root.Guid, getHash(Root), 0, 0}});
uint32_t ParentId = 0;
while (ParentId != InlineTree.size()) {
const MCDecodedPseudoProbeInlineTree *Cur = InlineTree[ParentId].InlineTree;
- for (const MCDecodedPseudoProbeInlineTree &Child : Cur->getChildren()) {
- InlineTreeNode Node{&Child, Child.Guid, getHash(Child), ParentId,
- std::get<1>(Child.getInlineSite())};
- InlineTree.emplace_back(Node);
- }
+ for (const MCDecodedPseudoProbeInlineTree &Child : Cur->getChildren())
+ InlineTree.emplace_back(
+ InlineTreeNode{&Child, Child.Guid, getHash(Child), ParentId,
+ std::get<1>(Child.getInlineSite())});
++ParentId;
}
@@ -125,7 +122,7 @@ YAMLProfileWriter::convertPseudoProbeDesc(const MCPseudoProbeDecoder &Decoder) {
Desc.GUID.emplace_back(GUID);
InlineTree.GUIDIdxMap[GUID] = Index++;
uint64_t Hash = Decoder.getFuncDescForGUID(GUID)->FuncHash;
- Desc.GUIDHash.emplace_back(InlineTree.HashIdxMap[Hash]);
+ Desc.GUIDHashIdx.emplace_back(InlineTree.HashIdxMap[Hash]);
}
return {Desc, InlineTree};
@@ -184,31 +181,31 @@ YAMLProfileWriter::convertNodeProbes(NodeIdToProbes &NodeProbes) {
return YamlProbes;
}
-std::tuple<std::vector<yaml::bolt::InlineTreeInfo>,
+std::tuple<std::vector<yaml::bolt::InlineTreeNode>,
YAMLProfileWriter::InlineTreeMapTy>
YAMLProfileWriter::convertBFInlineTree(const MCPseudoProbeDecoder &Decoder,
const InlineTreeDesc &InlineTree,
uint64_t GUID) {
DenseMap<const MCDecodedPseudoProbeInlineTree *, uint32_t> InlineTreeNodeId;
- std::vector<yaml::bolt::InlineTreeInfo> YamlInlineTree;
+ std::vector<yaml::bolt::InlineTreeNode> YamlInlineTree;
auto It = InlineTree.TopLevelGUIDToInlineTree.find(GUID);
if (It == InlineTree.TopLevelGUIDToInlineTree.end())
return {YamlInlineTree, InlineTreeNodeId};
const MCDecodedPseudoProbeInlineTree *Root = It->second;
- assert(Root);
+ assert(Root && "Malformed TopLevelGUIDToInlineTree");
uint32_t Index = 0;
uint32_t PrevParent = 0;
- uint32_t PrevGUIDIdx = 0;
- for (const auto &Node : getInlineTree(Decoder, Root)) {
+ uint32_t PrevGUIDIdx = UINT32_MAX;
+ for (const auto &Node : collectInlineTree(Decoder, *Root)) {
InlineTreeNodeId[Node.InlineTree] = Index++;
auto GUIDIdxIt = InlineTree.GUIDIdxMap.find(Node.GUID);
- assert(GUIDIdxIt != InlineTree.GUIDIdxMap.end());
- uint32_t GUIDIdx = GUIDIdxIt->second + 1;
+ assert(GUIDIdxIt != InlineTree.GUIDIdxMap.end() && "Malformed GUIDIdxMap");
+ uint32_t GUIDIdx = GUIDIdxIt->second;
if (GUIDIdx == PrevGUIDIdx)
- GUIDIdx = 0;
+ GUIDIdx = UINT32_MAX;
else
PrevGUIDIdx = GUIDIdx;
- YamlInlineTree.emplace_back(yaml::bolt::InlineTreeInfo{
+ YamlInlineTree.emplace_back(yaml::bolt::InlineTreeNode{
Node.ParentId - PrevParent, Node.InlineSite, GUIDIdx});
PrevParent = Node.ParentId;
}
diff --git a/bolt/test/X86/pseudoprobe-decoding-inline.test b/bolt/test/X86/pseudoprobe-decoding-inline.test
index 87e6fa59b07077..c8bdce927ce124 100644
--- a/bolt/test/X86/pseudoprobe-decoding-inline.test
+++ b/bolt/test/X86/pseudoprobe-decoding-inline.test
@@ -14,18 +14,18 @@
# RUN: FileCheck --input-file %t.yaml2 %s --check-prefix CHECK-YAML
# CHECK-YAML: name: bar
# CHECK-YAML: - bid: 0
-# CHECK-YAML: probes: [ { blk: 9 } ]
-# CHECK-YAML: inline_tree: [ { g: 1 } ]
+# CHECK-YAML: probes: [ { blx: 9 } ]
+# CHECK-YAML: inline_tree: [ { g: 0 } ]
#
# CHECK-YAML: name: foo
# CHECK-YAML: - bid: 0
-# CHECK-YAML: probes: [ { blk: 3 } ]
-# CHECK-YAML: inline_tree: [ { g: 2 }, { g: 1, cs: 8 } ]
+# CHECK-YAML: probes: [ { blx: 3 } ]
+# CHECK-YAML: inline_tree: [ { g: 1 }, { g: 0, cs: 8 } ]
#
# CHECK-YAML: name: main
# CHECK-YAML: - bid: 0
-# CHECK-YAML: probes: [ { blk: 3, id: 1 }, { } ]
-# CHECK-YAML: inline_tree: [ { g: 3 }, { g: 2, cs: 2 }, { g: 1, p: 1, cs: 8 } ]
+# CHECK-YAML: probes: [ { blx: 3, id: 1 }, { } ]
+# CHECK-YAML: inline_tree: [ { g: 2 }, { g: 1, cs: 2 }, { g: 0, p: 1, cs: 8 } ]
#
# CHECK-YAML: pseudo_probe_desc:
# CHECK-YAML-NEXT: gs: [ 0xE413754A191DB537, 0x5CF8C24CDB18BDAC, 0xDB956436E78DD5FA ]
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