[AsmPrinter] Increase upper bound for size in global structs

This is part of the fixes to address llvm#57353 https://reviews.llvm.org/D133845 Pull Request: llvm#92334
DanielKristofKiss · May 16, 2024 · 997eae3 · 997eae3
1 parent e5e5623
commit 997eae3
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -3501,7 +3501,7 @@ static void emitGlobalConstantStruct(const DataLayout &DL,
                                      const Constant *BaseCV, uint64_t Offset,
                                      AsmPrinter::AliasMapTy *AliasList) {
   // Print the fields in successive locations. Pad to align if needed!
-  unsigned Size = DL.getTypeAllocSize(CS->getType());
+  uint64_t Size = DL.getTypeAllocSize(CS->getType());
   const StructLayout *Layout = DL.getStructLayout(CS->getType());
   uint64_t SizeSoFar = 0;
   for (unsigned I = 0, E = CS->getNumOperands(); I != E; ++I) {

diff --git a/llvm/test/CodeGen/X86/big-array-init.ll b/llvm/test/CodeGen/X86/big-array-init.ll
@@ -0,0 +1,7 @@
+; RUN: llc < %s -mtriple=x86_64 | FileCheck %s
+
+; CHECK-LABEL: bad_int:
+; CHECK-NEXT: .long 1
+; CHECK-NEXT: .zero 4294967292
+; CHECK-NEXT: .size   bad_int, 4294967296
+@bad_int = global <{ i32, [1073741823 x i32] }> <{ i32 1, [1073741823 x i32] zeroinitializer }>, align 16