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From 1cec99f6d53d442d8a8c9d2ed9f4a58f8fdc6412 Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Thu, 18 Feb 2016 08:30:07 +0100
Subject: [PATCH 1/3] Add Musl, MuslEABI and Musl EABIHF triples
---
include/llvm/ADT/Triple.h | 11 +++++++++++
lib/Support/Triple.cpp | 7 +++++++
lib/Target/ARM/ARMSubtarget.h | 3 +++
lib/Target/ARM/ARMTargetMachine.cpp | 2 ++
4 files changed, 23 insertions(+)
--- a/include/llvm/ADT/Triple.h
+++ b/include/llvm/ADT/Triple.h
@@ -167,6 +167,10 @@
EABIHF,
Android,
+ Musl,
+ MuslEABI,
+ MuslEABIHF,
+
MSVC,
Itanium,
Cygnus,
@@ -548,6 +552,13 @@
/// setOSAndEnvironmentName - Set the operating system and optional
/// environment components with a single string.
void setOSAndEnvironmentName(StringRef Str);
+
+ /// Tests whether the target is musl libc
+ bool isMusl() const {
+ return getEnvironment() == Triple::Musl ||
+ getEnvironment() == Triple::MuslEABI ||
+ getEnvironment() == Triple::MuslEABIHF;
+ }
/// @}
/// @name Helpers to build variants of a particular triple.
--- a/lib/Support/Triple.cpp
+++ b/lib/Support/Triple.cpp
@@ -192,6 +192,9 @@
case CODE16: return "code16";
case EABI: return "eabi";
case EABIHF: return "eabihf";
+ case Musl: return "musl";
+ case MuslEABIHF: return "muslgnueabihf";
+ case MuslEABI: return "muslgnueabi";
case Android: return "android";
case MSVC: return "msvc";
case Itanium: return "itanium";
@@ -427,6 +430,9 @@
.StartsWith("code16", Triple::CODE16)
.StartsWith("gnu", Triple::GNU)
.StartsWith("android", Triple::Android)
+ .StartsWith("muslgnueabihf", Triple::MuslEABIHF)
+ .StartsWith("muslgnueabi", Triple::MuslEABI)
+ .StartsWith("musl", Triple::Musl)
.StartsWith("msvc", Triple::MSVC)
.StartsWith("itanium", Triple::Itanium)
.StartsWith("cygnus", Triple::Cygnus)
@@ -1326,6 +1332,7 @@
switch (getEnvironment()) {
case llvm::Triple::EABIHF:
case llvm::Triple::GNUEABIHF:
+ case llvm::Triple::MuslEABIHF:
return "arm1176jzf-s";
default:
return "arm7tdmi";
--- a/lib/Target/ARM/ARMSubtarget.h
+++ b/lib/Target/ARM/ARMSubtarget.h
@@ -381,8 +381,10 @@
bool isTargetEHABICompatible() const {
return (TargetTriple.getEnvironment() == Triple::EABI ||
TargetTriple.getEnvironment() == Triple::GNUEABI ||
+ TargetTriple.getEnvironment() == Triple::MuslEABI ||
TargetTriple.getEnvironment() == Triple::EABIHF ||
TargetTriple.getEnvironment() == Triple::GNUEABIHF ||
+ TargetTriple.getEnvironment() == Triple::MuslEABIHF ||
TargetTriple.getEnvironment() == Triple::Android) &&
!isTargetDarwin() && !isTargetWindows();
}
@@ -391,6 +393,7 @@
// FIXME: this is invalid for WindowsCE
return TargetTriple.getEnvironment() == Triple::GNUEABIHF ||
TargetTriple.getEnvironment() == Triple::EABIHF ||
+ TargetTriple.getEnvironment() == Triple::MuslEABIHF ||
isTargetWindows();
}
bool isTargetAndroid() const {
--- a/lib/Target/ARM/ARMTargetMachine.cpp
+++ b/lib/Target/ARM/ARMTargetMachine.cpp
@@ -97,6 +97,8 @@
case llvm::Triple::GNUEABIHF:
case llvm::Triple::EABIHF:
case llvm::Triple::EABI:
+ case llvm::Triple::MuslEABI:
+ case llvm::Triple::MuslEABIHF:
TargetABI = ARMBaseTargetMachine::ARM_ABI_AAPCS;
break;
case llvm::Triple::GNU:
|
