https://github.com/weliveindetail created
https://github.com/llvm/llvm-project/pull/97071
When generating runtime interface bindings, extend integral types to the native
register size rather than 64-bit per se
From ca2ab5f9e3470e87923c7b950b7b06e5ff21119e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Gr=C3=A4nitz?= <stefan.graen...@gmail.com>
Date: Fri, 28 Jun 2024 16:43:42 +0200
Subject: [PATCH] [clang-repl] Fix RuntimeInterfaceBuilder for 32-bit systems
When generating runtime interface bindings, extend integral types to the native
register size rather than 64-bit per se
---
clang/lib/Interpreter/Interpreter.cpp | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/clang/lib/Interpreter/Interpreter.cpp
b/clang/lib/Interpreter/Interpreter.cpp
index 7a95278914276..e6d6ab6024bb8 100644
--- a/clang/lib/Interpreter/Interpreter.cpp
+++ b/clang/lib/Interpreter/Interpreter.cpp
@@ -673,10 +673,12 @@ class InterfaceKindVisitor
}
private:
- // Force cast these types to uint64 to reduce the number of overloads of
- // `__clang_Interpreter_SetValueNoAlloc`.
+ // Force cast these types to the uint that fits the register size. That way
we
+ // reduce the number of overloads of `__clang_Interpreter_SetValueNoAlloc`.
void HandleIntegralOrEnumType(const Type *Ty) {
- TypeSourceInfo *TSI = Ctx.getTrivialTypeSourceInfo(Ctx.UnsignedLongLongTy);
+ uint64_t PtrBits = Ctx.getTypeSize(Ctx.VoidPtrTy);
+ QualType UIntTy = Ctx.getBitIntType(true, PtrBits);
+ TypeSourceInfo *TSI = Ctx.getTrivialTypeSourceInfo(UIntTy);
ExprResult CastedExpr =
S.BuildCStyleCastExpr(SourceLocation(), TSI, SourceLocation(), E);
assert(!CastedExpr.isInvalid() && "Cannot create cstyle cast expr");
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