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[IR2VecTest] Avoid magic constants #150878

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Instead make the members of Vocabulary public. This was causing test
failures with #139357.

Created using spr 1.3.6-beta.1
@llvmbot llvmbot added mlgo llvm:analysis Includes value tracking, cost tables and constant folding labels Jul 28, 2025
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llvmbot commented Jul 28, 2025

@llvm/pr-subscribers-mlgo

Author: Alexander Richardson (arichardson)

Changes

Instead make the members of Vocabulary public. This was causing test
failures with #139357.


Full diff: https://github.com/llvm/llvm-project/pull/150878.diff

2 Files Affected:

  • (modified) llvm/include/llvm/Analysis/IR2Vec.h (+1-1)
  • (modified) llvm/unittests/Analysis/IR2VecTest.cpp (+3-3)
diff --git a/llvm/include/llvm/Analysis/IR2Vec.h b/llvm/include/llvm/Analysis/IR2Vec.h
index d87457cac7642..498c19be6a75e 100644
--- a/llvm/include/llvm/Analysis/IR2Vec.h
+++ b/llvm/include/llvm/Analysis/IR2Vec.h
@@ -153,6 +153,7 @@ class Vocabulary {
                     static_cast<unsigned>(OperandKind::MaxOperandKind),
                 "OperandKindNames array size must match MaxOperandKind");
 
+public:
   /// Vocabulary layout constants
 #define LAST_OTHER_INST(NUM) static constexpr unsigned MaxOpcodes = NUM;
 #include "llvm/IR/Instruction.def"
@@ -162,7 +163,6 @@ class Vocabulary {
   static constexpr unsigned MaxOperandKinds =
       static_cast<unsigned>(OperandKind::MaxOperandKind);
 
-public:
   Vocabulary() = default;
   Vocabulary(VocabVector &&Vocab);
 
diff --git a/llvm/unittests/Analysis/IR2VecTest.cpp b/llvm/unittests/Analysis/IR2VecTest.cpp
index 7c9a5464bfe1d..e288585033c53 100644
--- a/llvm/unittests/Analysis/IR2VecTest.cpp
+++ b/llvm/unittests/Analysis/IR2VecTest.cpp
@@ -364,9 +364,9 @@ TEST_F(IR2VecTestFixture, GetFunctionVector) {
   EXPECT_TRUE(FuncVec.approximatelyEquals(Embedding(2, 44.4)));
 }
 
-static constexpr unsigned MaxOpcodes = 67;
-static constexpr unsigned MaxTypeIDs = 21;
-static constexpr unsigned MaxOperands = 4;
+static constexpr unsigned MaxOpcodes = Vocabulary::MaxOpcodes;
+static constexpr unsigned MaxTypeIDs = Vocabulary::MaxTypeIDs;
+static constexpr unsigned MaxOperands = Vocabulary::MaxOperandKinds;
 
 TEST(IR2VecVocabularyTest, DummyVocabTest) {
   for (unsigned Dim = 1; Dim <= 10; ++Dim) {

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llvmbot commented Jul 28, 2025

@llvm/pr-subscribers-llvm-analysis

Author: Alexander Richardson (arichardson)

Changes

Instead make the members of Vocabulary public. This was causing test
failures with #139357.


Full diff: https://github.com/llvm/llvm-project/pull/150878.diff

2 Files Affected:

  • (modified) llvm/include/llvm/Analysis/IR2Vec.h (+1-1)
  • (modified) llvm/unittests/Analysis/IR2VecTest.cpp (+3-3)
diff --git a/llvm/include/llvm/Analysis/IR2Vec.h b/llvm/include/llvm/Analysis/IR2Vec.h
index d87457cac7642..498c19be6a75e 100644
--- a/llvm/include/llvm/Analysis/IR2Vec.h
+++ b/llvm/include/llvm/Analysis/IR2Vec.h
@@ -153,6 +153,7 @@ class Vocabulary {
                     static_cast<unsigned>(OperandKind::MaxOperandKind),
                 "OperandKindNames array size must match MaxOperandKind");
 
+public:
   /// Vocabulary layout constants
 #define LAST_OTHER_INST(NUM) static constexpr unsigned MaxOpcodes = NUM;
 #include "llvm/IR/Instruction.def"
@@ -162,7 +163,6 @@ class Vocabulary {
   static constexpr unsigned MaxOperandKinds =
       static_cast<unsigned>(OperandKind::MaxOperandKind);
 
-public:
   Vocabulary() = default;
   Vocabulary(VocabVector &&Vocab);
 
diff --git a/llvm/unittests/Analysis/IR2VecTest.cpp b/llvm/unittests/Analysis/IR2VecTest.cpp
index 7c9a5464bfe1d..e288585033c53 100644
--- a/llvm/unittests/Analysis/IR2VecTest.cpp
+++ b/llvm/unittests/Analysis/IR2VecTest.cpp
@@ -364,9 +364,9 @@ TEST_F(IR2VecTestFixture, GetFunctionVector) {
   EXPECT_TRUE(FuncVec.approximatelyEquals(Embedding(2, 44.4)));
 }
 
-static constexpr unsigned MaxOpcodes = 67;
-static constexpr unsigned MaxTypeIDs = 21;
-static constexpr unsigned MaxOperands = 4;
+static constexpr unsigned MaxOpcodes = Vocabulary::MaxOpcodes;
+static constexpr unsigned MaxTypeIDs = Vocabulary::MaxTypeIDs;
+static constexpr unsigned MaxOperands = Vocabulary::MaxOperandKinds;
 
 TEST(IR2VecVocabularyTest, DummyVocabTest) {
   for (unsigned Dim = 1; Dim <= 10; ++Dim) {

@arichardson arichardson requested review from svkeerthy and mtrofin and removed request for svkeerthy July 28, 2025 05:16
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Thanks for the patch. LGTM.

@arichardson arichardson merged commit fc2850f into main Jul 28, 2025
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@arichardson arichardson deleted the users/arichardson/spr/ir2vectest-avoid-magic-constants branch July 28, 2025 16:50
llvm-sync bot pushed a commit to arm/arm-toolchain that referenced this pull request Jul 28, 2025
Instead make the members of Vocabulary public. This was causing test
failures with llvm/llvm-project#139357.

Reviewed By: svkeerthy, boomanaiden154

Pull Request: llvm/llvm-project#150878
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4 participants