From 3c3905b5f7a1b5b6eecd091d9f4da495564d5819 Mon Sep 17 00:00:00 2001 From: Peter Smith Date: Mon, 3 Sep 2018 12:36:32 +0000 Subject: [PATCH] [Aarch64] Fix linker emulation for Aarch64 big endian This patch fixes target linker emulation for aarch64 big endian. aarch64_be_linux is not recognized by gnu ld. The equivalent emulation mode supported by gnu ld is aarch64linuxb. Patch by: Bharathi Seshadri Reviewed by: Peter Smith Differential Revision: https://reviews.llvm.org/D42930 git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@341312 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Driver/ToolChains/Gnu.cpp | 2 +- test/Driver/linux-ld.c | 8 ++++++++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/lib/Driver/ToolChains/Gnu.cpp b/lib/Driver/ToolChains/Gnu.cpp index 9e24a6317659..89119308490e 100644 --- a/lib/Driver/ToolChains/Gnu.cpp +++ b/lib/Driver/ToolChains/Gnu.cpp @@ -237,7 +237,7 @@ static const char *getLDMOption(const llvm::Triple &T, const ArgList &Args) { case llvm::Triple::aarch64: return "aarch64linux"; case llvm::Triple::aarch64_be: - return "aarch64_be_linux"; + return "aarch64linuxb"; case llvm::Triple::arm: case llvm::Triple::thumb: return "armelf_linux_eabi"; diff --git a/test/Driver/linux-ld.c b/test/Driver/linux-ld.c index 6079c7458d71..030753cb2b1b 100644 --- a/test/Driver/linux-ld.c +++ b/test/Driver/linux-ld.c @@ -1754,6 +1754,14 @@ // CHECK-ARMV7EB: "--be8" // CHECK-ARMV7EB: "-m" "armelfb_linux_eabi" +// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \ +// RUN: --target=aarch64_be-unknown-linux \ +// RUN: --gcc-toolchain="" \ +// RUN: --sysroot=%S/Inputs/basic_linux_tree \ +// RUN: | FileCheck --check-prefix=CHECK-AARCH64BE %s +// CHECK-AARCH64BE: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]" +// CHECK-AARCH64BE: "-m" "aarch64linuxb" + // Check dynamic-linker for musl-libc // RUN: %clang %s -### -o %t.o 2>&1 \ // RUN: --target=i386-pc-linux-musl \