From b818347aa08d34aca5902c3a0a00ea8a25caab7c Mon Sep 17 00:00:00 2001 From: Pirama Arumuga Nainar Date: Wed, 1 Aug 2018 17:55:34 +0000 Subject: [Android] Increase default new alignment for Android Summary: Android's memory allocators also guarantee 8-byte alignment for 32-bit architectures and 16-byte alignment for 64-bit. Reviewers: rsmith Subscribers: cfe-commits, srhines, enh Differential Revision: https://reviews.llvm.org/D50112 llvm-svn: 338603 --- clang/lib/Basic/TargetInfo.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'clang/lib/Basic/TargetInfo.cpp') diff --git a/clang/lib/Basic/TargetInfo.cpp b/clang/lib/Basic/TargetInfo.cpp index 3400c8721f7..7b69cb097c8 100644 --- a/clang/lib/Basic/TargetInfo.cpp +++ b/clang/lib/Basic/TargetInfo.cpp @@ -63,8 +63,9 @@ TargetInfo::TargetInfo(const llvm::Triple &T) : TargetOpts(), Triple(T) { MinGlobalAlign = 0; // From the glibc documentation, on GNU systems, malloc guarantees 16-byte // alignment on 64-bit systems and 8-byte alignment on 32-bit systems. See - // https://www.gnu.org/software/libc/manual/html_node/Malloc-Examples.html - if (T.isGNUEnvironment() || T.isWindowsMSVCEnvironment()) + // https://www.gnu.org/software/libc/manual/html_node/Malloc-Examples.html. + // This alignment guarantee also applies to Windows and Android. + if (T.isGNUEnvironment() || T.isWindowsMSVCEnvironment() || T.isAndroid()) NewAlign = Triple.isArch64Bit() ? 128 : Triple.isArch32Bit() ? 64 : 0; else NewAlign = 0; // Infer from basic type alignment. -- cgit v1.2.3