https://github.com/Lukacma updated https://github.com/llvm/llvm-project/pull/90741
>From 1d6b0bb8479edce69e054ce461482bdbafb4eb4e Mon Sep 17 00:00:00 2001 From: Marian Lukac <marian.lu...@arm.com> Date: Wed, 1 May 2024 15:20:05 +0000 Subject: [PATCH] [Clang] Fix incorrect passing of _BitInt args --- clang/lib/CodeGen/Targets/AArch64.cpp | 2 +- clang/test/CodeGen/aarch64-bitint-argpass.c | 14 ++++++++++++++ 2 files changed, 15 insertions(+), 1 deletion(-) create mode 100644 clang/test/CodeGen/aarch64-bitint-argpass.c diff --git a/clang/lib/CodeGen/Targets/AArch64.cpp b/clang/lib/CodeGen/Targets/AArch64.cpp index 4c32f510101f0..7daf416b624fa 100644 --- a/clang/lib/CodeGen/Targets/AArch64.cpp +++ b/clang/lib/CodeGen/Targets/AArch64.cpp @@ -302,7 +302,7 @@ AArch64ABIInfo::classifyArgumentType(QualType Ty, bool IsVariadic, if (const auto *EIT = Ty->getAs<BitIntType>()) if (EIT->getNumBits() > 128) - return getNaturalAlignIndirect(Ty); + return getNaturalAlignIndirect(Ty, false); return (isPromotableIntegerTypeForABI(Ty) && isDarwinPCS() ? ABIArgInfo::getExtend(Ty) diff --git a/clang/test/CodeGen/aarch64-bitint-argpass.c b/clang/test/CodeGen/aarch64-bitint-argpass.c new file mode 100644 index 0000000000000..c7333bac75c1a --- /dev/null +++ b/clang/test/CodeGen/aarch64-bitint-argpass.c @@ -0,0 +1,14 @@ +// REQUIRES: arm-registered-target +// RUN: %clang_cc1 -triple aarch64-none-elf \ +// RUN: -O2 \ +// RUN: -emit-llvm -fexperimental-max-bitint-width=1024 -o - %s | FileCheck %s + +_BitInt(129) v = -1; +int h(_BitInt(129)); + +// CHECK: declare i32 @h(ptr noundef) +int largerthan128() { + return h(v); +} + + _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits