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[ARM] predefines __ELF__ macro for arm-none-eabi 

Summary: predefines __ELF__ macro for arm-none-eabi

Reviewers: silviu.baranga, rengolin

Subscribers: aemerson, rengolin, cfe-commits

Differential Revision: http://reviews.llvm.org/D19225

llvm-svn: 266625
This commit is contained in:
Weiming Zhao 2016-04-18 16:25:46 +00:00
parent 430309f13a
commit b061313c5e
2 changed files with 7 additions and 0 deletions
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4
clang/lib/Basic/Targets.cpp
View File

@ -4847,6 +4847,10 @@ public:
// Target identification.
Builder.defineMacro("__arm");
Builder.defineMacro("__arm__");
// For bare-metal none-eabi.
if (getTriple().getOS() == llvm::Triple::UnknownOS &&
getTriple().getEnvironment() == llvm::Triple::EABI)
Builder.defineMacro("__ELF__");
// Target properties.
Builder.defineMacro("__REGISTER_PREFIX__", "");

3
clang/test/Preprocessor/init.c
View File

@ -2162,6 +2162,9 @@
// ARM-NETBSD:#define __arm 1
// ARM-NETBSD:#define __arm__ 1
// RUN: %clang_cc1 -E -dM -ffreestanding -triple=arm-none-eabi < /dev/null | FileCheck -match-full-lines -check-prefix ARM-NONE-EABI %s
// ARM-NONE-EABI: #define __ELF__ 1
// RUN: %clang -target arm-apple-darwin-eabi -arch armv7s -x c -E -dM %s -o - | FileCheck -match-full-lines --check-prefix=ARM-DARWIN-NO-EABI %s
// RUN: %clang -target arm-apple-darwin-eabi -arch armv6m -x c -E -dM %s -o - | FileCheck -match-full-lines --check-prefix=ARM-DARWIN-EABI %s
// RUN: %clang -target arm-apple-darwin-eabi -arch armv7m -x c -E -dM %s -o - | FileCheck -match-full-lines --check-prefix=ARM-DARWIN-EABI %s