r273735 - Add support for musl-libc on ARM Linux.
Rafael Espindola via cfe-commits
cfe-commits at lists.llvm.org
Fri Jun 24 14:35:07 PDT 2016
Author: rafael
Date: Fri Jun 24 16:35:06 2016
New Revision: 273735
URL: http://llvm.org/viewvc/llvm-project?rev=273735&view=rev
Log:
Add support for musl-libc on ARM Linux.
Patch by Lei Zhang!
Modified:
cfe/trunk/lib/Basic/Targets.cpp
cfe/trunk/lib/CodeGen/TargetInfo.cpp
cfe/trunk/lib/Driver/ToolChains.cpp
cfe/trunk/lib/Driver/Tools.cpp
cfe/trunk/test/CodeGen/arm-cc.c
cfe/trunk/test/CodeGen/arm-eabi.c
cfe/trunk/test/Driver/arm-abi.c
cfe/trunk/test/Driver/arm-mfpu.c
cfe/trunk/test/Driver/linux-ld.c
Modified: cfe/trunk/lib/Basic/Targets.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/Targets.cpp?rev=273735&r1=273734&r2=273735&view=diff
==============================================================================
--- cfe/trunk/lib/Basic/Targets.cpp (original)
+++ cfe/trunk/lib/Basic/Targets.cpp Fri Jun 24 16:35:06 2016
@@ -4876,6 +4876,8 @@ public:
case llvm::Triple::Android:
case llvm::Triple::GNUEABI:
case llvm::Triple::GNUEABIHF:
+ case llvm::Triple::MuslEABI:
+ case llvm::Triple::MuslEABIHF:
setABI("aapcs-linux");
break;
case llvm::Triple::EABIHF:
Modified: cfe/trunk/lib/CodeGen/TargetInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/TargetInfo.cpp?rev=273735&r1=273734&r2=273735&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/TargetInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/TargetInfo.cpp Fri Jun 24 16:35:06 2016
@@ -4963,6 +4963,8 @@ public:
case llvm::Triple::EABIHF:
case llvm::Triple::GNUEABI:
case llvm::Triple::GNUEABIHF:
+ case llvm::Triple::MuslEABI:
+ case llvm::Triple::MuslEABIHF:
return true;
default:
return false;
@@ -4973,6 +4975,7 @@ public:
switch (getTarget().getTriple().getEnvironment()) {
case llvm::Triple::EABIHF:
case llvm::Triple::GNUEABIHF:
+ case llvm::Triple::MuslEABIHF:
return true;
default:
return false;
@@ -7933,6 +7936,7 @@ const TargetCodeGenInfo &CodeGenModule::
else if (CodeGenOpts.FloatABI == "hard" ||
(CodeGenOpts.FloatABI != "soft" &&
(Triple.getEnvironment() == llvm::Triple::GNUEABIHF ||
+ Triple.getEnvironment() == llvm::Triple::MuslEABIHF ||
Triple.getEnvironment() == llvm::Triple::EABIHF)))
Kind = ARMABIInfo::AAPCS_VFP;
Modified: cfe/trunk/lib/Driver/ToolChains.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains.cpp?rev=273735&r1=273734&r2=273735&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains.cpp Fri Jun 24 16:35:06 2016
@@ -4157,8 +4157,23 @@ std::string Linux::getDynamicLinker(cons
if (Triple.isAndroid())
return Triple.isArch64Bit() ? "/system/bin/linker64" : "/system/bin/linker";
- else if (Triple.getEnvironment() == llvm::Triple::Musl)
- return "/lib/ld-musl-" + Triple.getArchName().str() + ".so.1";
+ else if (Triple.isMusl()) {
+ std::string ArchName;
+ switch (Arch) {
+ case llvm::Triple::thumb:
+ ArchName = "arm";
+ break;
+ case llvm::Triple::thumbeb:
+ ArchName = "armeb";
+ break;
+ default:
+ ArchName = Triple.getArchName().str();
+ }
+ if (Triple.getEnvironment() == llvm::Triple::MuslEABIHF)
+ ArchName += "hf";
+
+ return "/lib/ld-musl-" + ArchName + ".so.1";
+ }
std::string LibDir;
std::string Loader;
Modified: cfe/trunk/lib/Driver/Tools.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Tools.cpp?rev=273735&r1=273734&r2=273735&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/Tools.cpp (original)
+++ cfe/trunk/lib/Driver/Tools.cpp Fri Jun 24 16:35:06 2016
@@ -803,10 +803,12 @@ arm::FloatABI arm::getARMFloatABI(const
default:
switch (Triple.getEnvironment()) {
case llvm::Triple::GNUEABIHF:
+ case llvm::Triple::MuslEABIHF:
case llvm::Triple::EABIHF:
ABI = FloatABI::Hard;
break;
case llvm::Triple::GNUEABI:
+ case llvm::Triple::MuslEABI:
case llvm::Triple::EABI:
// EABI is always AAPCS, and if it was not marked 'hard', it's softfp
ABI = FloatABI::SoftFP;
@@ -1052,6 +1054,8 @@ void Clang::AddARMTargetArgs(const llvm:
case llvm::Triple::Android:
case llvm::Triple::GNUEABI:
case llvm::Triple::GNUEABIHF:
+ case llvm::Triple::MuslEABI:
+ case llvm::Triple::MuslEABIHF:
ABIName = "aapcs-linux";
break;
case llvm::Triple::EABIHF:
Modified: cfe/trunk/test/CodeGen/arm-cc.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/arm-cc.c?rev=273735&r1=273734&r2=273735&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/arm-cc.c (original)
+++ cfe/trunk/test/CodeGen/arm-cc.c Fri Jun 24 16:35:06 2016
@@ -3,6 +3,8 @@
// RUN: %clang_cc1 -triple armv7-apple-darwin9 -target-abi aapcs -emit-llvm -w -o - %s | FileCheck -check-prefix=DARWIN-AAPCS %s
// RUN: %clang_cc1 -triple arm-none-linux-gnueabi -target-abi apcs-gnu -emit-llvm -w -o - %s | FileCheck -check-prefix=LINUX-APCS %s
// RUN: %clang_cc1 -triple arm-none-linux-gnueabi -target-abi aapcs -emit-llvm -w -o - %s | FileCheck -check-prefix=LINUX-AAPCS %s
+// RUN: %clang_cc1 -triple arm-none-linux-musleabi -target-abi apcs-gnu -emit-llvm -w -o - %s | FileCheck -check-prefix=LINUX-APCS %s
+// RUN: %clang_cc1 -triple arm-none-linux-musleabi -target-abi aapcs -emit-llvm -w -o - %s | FileCheck -check-prefix=LINUX-AAPCS %s
// RUN: %clang_cc1 -triple armv7-none-eabihf -target-abi aapcs-vfp -emit-llvm -w -o - %s | FileCheck -check-prefix=BAREMETAL-AAPCS_VFP %s
Modified: cfe/trunk/test/CodeGen/arm-eabi.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/arm-eabi.c?rev=273735&r1=273734&r2=273735&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/arm-eabi.c (original)
+++ cfe/trunk/test/CodeGen/arm-eabi.c Fri Jun 24 16:35:06 2016
@@ -7,6 +7,14 @@
// RUN: %clang -target arm-none-gnueabi -S -meabi 5 -o - %s | FileCheck -check-prefix=CHECK-EABI %s
// RUN: %clang -target arm-none-gnueabihf -S -o - %s | FileCheck -check-prefix=CHECK-GNUEABI %s
// RUN: %clang -target arm-none-gnueabihf -S -meabi 5 -o - %s | FileCheck -check-prefix=CHECK-EABI %s
+// RUN: %clang -target arm-none-musleabi -S -o - %s \
+// RUN: | FileCheck -check-prefix=CHECK-GNUEABI %s
+// RUN: %clang -target arm-none-musleabi -S -o - %s -meabi 5 \
+// RUN: | FileCheck -check-prefix=CHECK-EABI %s
+// RUN: %clang -target arm-none-musleabihf -S -o - %s \
+// RUN: | FileCheck -check-prefix=CHECK-GNUEABI %s
+// RUN: %clang -target arm-none-musleabihf -S -o - %s -meabi 5 \
+// RUN: | FileCheck -check-prefix=CHECK-EABI %s
struct my_s {
unsigned long a[18];
Modified: cfe/trunk/test/Driver/arm-abi.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/arm-abi.c?rev=273735&r1=273734&r2=273735&view=diff
==============================================================================
--- cfe/trunk/test/Driver/arm-abi.c (original)
+++ cfe/trunk/test/Driver/arm-abi.c Fri Jun 24 16:35:06 2016
@@ -28,13 +28,17 @@
// RUN: %clang -target arm--netbsd-eabihf %s -### -o %t.o 2>&1 \
// RUN: | FileCheck -check-prefix=CHECK-AAPCS %s
-// Otherwise, ABI is celected based on environment
+// Otherwise, ABI is selected based on environment
// RUN: %clang -target arm---android %s -### -o %t.o 2>&1 \
// RUN: | FileCheck -check-prefix=CHECK-AAPCS-LINUX %s
// RUN: %clang -target arm---gnueabi %s -### -o %t.o 2>&1 \
// RUN: | FileCheck -check-prefix=CHECK-AAPCS-LINUX %s
// RUN: %clang -target arm---gnueabihf %s -### -o %t.o 2>&1 \
// RUN: | FileCheck -check-prefix=CHECK-AAPCS-LINUX %s
+// RUN: %clang -target arm---musleabi %s -### -o %t.o 2>&1 \
+// RUN: | FileCheck -check-prefix=CHECK-AAPCS-LINUX %s
+// RUN: %clang -target arm---musleabihf %s -### -o %t.o 2>&1 \
+// RUN: | FileCheck -check-prefix=CHECK-AAPCS-LINUX %s
// RUN: %clang -target arm---eabi %s -### -o %t.o 2>&1 \
// RUN: | FileCheck -check-prefix=CHECK-AAPCS %s
// RUN: %clang -target arm---eabihf %s -### -o %t.o 2>&1 \
Modified: cfe/trunk/test/Driver/arm-mfpu.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/arm-mfpu.c?rev=273735&r1=273734&r2=273735&view=diff
==============================================================================
--- cfe/trunk/test/Driver/arm-mfpu.c (original)
+++ cfe/trunk/test/Driver/arm-mfpu.c Fri Jun 24 16:35:06 2016
@@ -207,6 +207,8 @@
// RUN: %clang -target arm-linux-gnueabihf %s -### 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-HF %s
+// RUN: %clang -target arm-linux-musleabihf %s -### 2>&1 \
+// RUN: | FileCheck --check-prefix=CHECK-HF %s
// CHECK-HF: "-target-cpu" "arm1176jzf-s"
// RUN: %clang -target armv7-apple-darwin -x assembler %s -### -c 2>&1 \
Modified: cfe/trunk/test/Driver/linux-ld.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/linux-ld.c?rev=273735&r1=273734&r2=273735&view=diff
==============================================================================
--- cfe/trunk/test/Driver/linux-ld.c (original)
+++ cfe/trunk/test/Driver/linux-ld.c Fri Jun 24 16:35:06 2016
@@ -1606,11 +1606,47 @@
// RUN: %clang %s -### -o %t.o 2>&1 \
// RUN: --target=powerpc64-pc-linux-musl \
// RUN: | FileCheck --check-prefix=CHECK-MUSL-PPC64 %s
-// CHECK-MUSL-X86: "-dynamic-linker" "/lib/ld-musl-i386.so.1"
-// CHECK-MUSL-X86_64: "-dynamic-linker" "/lib/ld-musl-x86_64.so.1"
-// CHECK-MUSL-MIPS: "-dynamic-linker" "/lib/ld-musl-mips.so.1"
-// CHECK-MUSL-MIPSEL: "-dynamic-linker" "/lib/ld-musl-mipsel.so.1"
-// CHECK-MUSL-MIPS64: "-dynamic-linker" "/lib/ld-musl-mips64.so.1"
-// CHECK-MUSL-MIPS64EL: "-dynamic-linker" "/lib/ld-musl-mips64el.so.1"
-// CHECK-MUSL-PPC: "-dynamic-linker" "/lib/ld-musl-powerpc.so.1"
-// CHECK-MUSL-PPC64: "-dynamic-linker" "/lib/ld-musl-powerpc64.so.1"
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=thumb-pc-linux-musleabi \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-ARM %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=thumb-pc-linux-musleabihf \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-ARMHF %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=thumbeb-pc-linux-musleabi \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-ARMEB %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=thumbeb-pc-linux-musleabihf \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-ARMEBHF %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=arm-pc-linux-musleabi \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-ARM %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=arm-pc-linux-musleabihf \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-ARMHF %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=armeb-pc-linux-musleabi \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-ARMEB %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=armeb-pc-linux-musleabihf \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-ARMEBHF %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=aarch64-pc-linux-musleabi \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-AARCH64 %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=aarch64_be-pc-linux-musleabi \
+// RUN: | FileCheck --check-prefix=CHECK-MUSL-AARCH64_BE %s
+// CHECK-MUSL-X86: "-dynamic-linker" "/lib/ld-musl-i386.so.1"
+// CHECK-MUSL-X86_64: "-dynamic-linker" "/lib/ld-musl-x86_64.so.1"
+// CHECK-MUSL-MIPS: "-dynamic-linker" "/lib/ld-musl-mips.so.1"
+// CHECK-MUSL-MIPSEL: "-dynamic-linker" "/lib/ld-musl-mipsel.so.1"
+// CHECK-MUSL-MIPS64: "-dynamic-linker" "/lib/ld-musl-mips64.so.1"
+// CHECK-MUSL-MIPS64EL: "-dynamic-linker" "/lib/ld-musl-mips64el.so.1"
+// CHECK-MUSL-PPC: "-dynamic-linker" "/lib/ld-musl-powerpc.so.1"
+// CHECK-MUSL-PPC64: "-dynamic-linker" "/lib/ld-musl-powerpc64.so.1"
+// CHECK-MUSL-ARM: "-dynamic-linker" "/lib/ld-musl-arm.so.1"
+// CHECK-MUSL-ARMHF: "-dynamic-linker" "/lib/ld-musl-armhf.so.1"
+// CHECK-MUSL-ARMEB: "-dynamic-linker" "/lib/ld-musl-armeb.so.1"
+// CHECK-MUSL-ARMEBHF: "-dynamic-linker" "/lib/ld-musl-armebhf.so.1"
+// CHECK-MUSL-AARCH64: "-dynamic-linker" "/lib/ld-musl-aarch64.so.1"
+// CHECK-MUSL-AARCH64_BE: "-dynamic-linker" "/lib/ld-musl-aarch64_be.so.1"
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