Commit 74c32a11 authored by Tom Stellard's avatar Tom Stellard
Browse files

Merging r341312: 

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r341312 | psmith | 2018-09-03 05:36:32 -0700 (Mon, 03 Sep 2018) | 13 lines

[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

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llvm-svn: 345920
parent 32d26969

clang/lib/Driver/ToolChains/Gnu.cpp

+1 −1
Original line number Diff line number Diff line
@@ -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";

clang/test/Driver/linux-ld.c

+8 −0
Original line number Diff line number Diff line
@@ -1648,6 +1648,14 @@ 
// 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 \