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Implement ACLE 2.0 macros of chapters 6.6 and 6.7 for [ARM] and [Aarch64] targets. 

Differential Revision: http://reviews.llvm.org/D12633

llvm-svn: 249140
This commit is contained in:
Alexandros Lamprineas 2015-10-02 14:56:37 +00:00
parent 8930f4846c
commit f5a8e6c5ab
5 changed files with 24 additions and 7 deletions
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1
clang/include/clang/Basic/LangOptions.def
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@ -146,6 +146,7 @@ COMPATIBLE_LANGOPT(NoInlineDefine , 1, 0, "__NO_INLINE__ predefined macro")
COMPATIBLE_LANGOPT(Deprecated , 1, 0, "__DEPRECATED predefined macro")
LANGOPT(FastMath , 1, 0, "__FAST_MATH__ predefined macro")
LANGOPT(FiniteMathOnly , 1, 0, "__FINITE_MATH_ONLY__ predefined macro")
LANGOPT(UnsafeFPMath , 1, 0, "Unsafe Floating Point Math")
BENIGN_LANGOPT(ObjCGCBitmapPrint , 1, 0, "printing of GC's bitmap layout for __weak/__strong ivars")

12
clang/lib/Basic/Targets.cpp
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@ -4751,6 +4751,9 @@ public:
// ACLE 6.4.6 Q (saturation) flag
if (DSP || SAT)
Builder.defineMacro("__ARM_FEATURE_QBIT", "1");
if (Opts.UnsafeFPMath)
Builder.defineMacro("__ARM_FP_FAST", "1");
}
void getTargetBuiltins(const Builtin::Info *&Records,
@ -5204,7 +5207,7 @@ public:
Builder.defineMacro("__ARM_ARCH_PROFILE", "'A'");
Builder.defineMacro("__ARM_64BIT_STATE", "1");
Builder.defineMacro("__ARM_PCS_AAPCS64");
Builder.defineMacro("__ARM_PCS_AAPCS64", "1");
Builder.defineMacro("__ARM_ARCH_ISA_A64", "1");
Builder.defineMacro("__ARM_FEATURE_CLZ", "1");
@ -5225,11 +5228,8 @@ public:
Builder.defineMacro("__ARM_FP16_FORMAT_IEEE", "1");
Builder.defineMacro("__ARM_FP16_ARGS", "1");
if (Opts.FastMath || Opts.FiniteMathOnly)
Builder.defineMacro("__ARM_FP_FAST");
if (Opts.C99 && !Opts.Freestanding)
Builder.defineMacro("__ARM_FP_FENV_ROUNDING");
if (Opts.UnsafeFPMath)
Builder.defineMacro("__ARM_FP_FAST", "1");
Builder.defineMacro("__ARM_SIZEOF_WCHAR_T", Opts.ShortWChar ? "2" : "4");

3
clang/lib/Frontend/CompilerInvocation.cpp
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@ -1708,6 +1708,9 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
Opts.FiniteMathOnly = Args.hasArg(OPT_ffinite_math_only) ||
Args.hasArg(OPT_cl_finite_math_only) ||
Args.hasArg(OPT_cl_fast_relaxed_math);
Opts.UnsafeFPMath = Args.hasArg(OPT_menable_unsafe_fp_math) ||
Args.hasArg(OPT_cl_unsafe_math_optimizations) ||
Args.hasArg(OPT_cl_fast_relaxed_math);
Opts.RetainCommentsFromSystemHeaders =
Args.hasArg(OPT_fretain_comments_from_system_headers);

6
clang/test/Preprocessor/aarch64-target-features.c
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@ -30,10 +30,11 @@
// CHECK: __ARM_FP16_ARGS 1
// CHECK: __ARM_FP16_FORMAT_IEEE 1
// CHECK-NOT: __ARM_FP_FAST 1
// CHECK: __ARM_FP_FENV_ROUNDING 1
// CHECK: __ARM_NEON 1
// CHECK: __ARM_NEON_FP 0xE
// CHECK: __ARM_PCS_AAPCS64 1
// CHECK-NOT: __ARM_PCS 1
// CHECK-NOT: __ARM_PCS_VFP 1
// CHECK-NOT: __ARM_SIZEOF_MINIMAL_ENUM 1
// CHECK-NOT: __ARM_SIZEOF_WCHAR_T 2
@ -50,6 +51,9 @@
// RUN: %clang -target arm64-none-linux-gnu -march=armv8-a+crc -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-CRC32 %s
// CHECK-CRC32: __ARM_FEATURE_CRC32 1
// RUN: %clang -target aarch64-none-linux-gnu -fno-math-errno -fno-signed-zeros\
// RUN: -fno-trapping-math -fassociative-math -freciprocal-math\
// RUN: -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-FASTMATH %s
// RUN: %clang -target aarch64-none-linux-gnu -ffast-math -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-FASTMATH %s
// RUN: %clang -target arm64-none-linux-gnu -ffast-math -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-FASTMATH %s
// CHECK-FASTMATH: __ARM_FP_FAST 1

9
clang/test/Preprocessor/arm-target-features.c
View File

@ -32,6 +32,7 @@
// CHECK-V8-BAREHF: __ARM_FEATURE_DIRECTED_ROUNDING 1
// CHECK-V8-BAREHF: __ARM_FEATURE_NUMERIC_MAXMIN 1
// CHECK-V8-BAREHF: __ARM_NEON__ 1
// CHECK-V8-BAREHF: __ARM_PCS_VFP 1
// CHECK-V8-BAREHF: __VFP_FP__ 1
// RUN: %clang -target armv8a -mfloat-abi=hard -mfpu=fp-armv8 -x c -E -dM %s | FileCheck --check-prefix=CHECK-V8-BAREHF-FP %s
@ -85,9 +86,17 @@
// THUMBV8A-EABI:#define __ARM_ARCH_EXT_IDIV__ 1
// RUN: %clang -target arm-none-linux-gnu -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-DEFS %s
// CHECK-DEFS:#define __ARM_PCS 1
// CHECK-DEFS:#define __ARM_SIZEOF_MINIMAL_ENUM 4
// CHECK-DEFS:#define __ARM_SIZEOF_WCHAR_T 4
// RUN: %clang -target arm-none-linux-gnu -fno-math-errno -fno-signed-zeros\
// RUN: -fno-trapping-math -fassociative-math -freciprocal-math\
// RUN: -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-FASTMATH %s
// RUN: %clang -target arm-none-linux-gnu -ffast-math -x c -E -dM %s -o -\
// RUN: | FileCheck --check-prefix=CHECK-FASTMATH %s
// CHECK-FASTMATH: __ARM_FP_FAST 1
// RUN: %clang -target arm-none-linux-gnu -fshort-wchar -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-SHORTWCHAR %s
// CHECK-SHORTWCHAR:#define __ARM_SIZEOF_WCHAR_T 2