r188258 - Add XCore target
Arnold Schwaighofer
aschwaighofer at apple.com
Tue Aug 13 08:13:23 PDT 2013
I have already committed a fix in "http://llvm.org/viewvc/llvm-project?view=revision&revision=188271” which used regexps to make sure the variables match.
In your fix you would still rely on the name “%ap”:
// CHECK: %ap = alloca i8*, align 4
Best,
Arnold
On Aug 13, 2013, at 10:06 AM, Robert Lytton <robert at xmos.com> wrote:
> Hi,
> Is this a suitable fix?
> Apologies
> Robert
> ________________________________________
> From: Arnold Schwaighofer [aschwaighofer at apple.com]
> Sent: 13 August 2013 15:55
> To: Robert Lytton
> Cc: cfe-commits at cs.uiuc.edu; Evgeniy Stepanov
> Subject: Re: r188258 - Add XCore target
>
> Fixed in r188271.
>
> It was breaking our bots too.
>
> http://llvm.org/docs/CommandGuide/FileCheck.html has a description of the syntax.
>
> Thanks,
> Arnold
>
> On Aug 13, 2013, at 9:30 AM, Evgeniy Stepanov <eugeni.stepanov at gmail.com> wrote:
>
>> I usually just omit the identifiers in tests. If they really matter,
>> you can use regexps like that, but it often makes the test more
>> sensitive to unrelated changes and various optimizations.
>>
>> In this case, there was report in the IRC with this failure:
>> http://pastebin.com/RDGnH4ny
>>
>> On Tue, Aug 13, 2013 at 6:27 PM, Robert Lytton <robert at xmos.com> wrote:
>>> Hi Evgeniy,
>>>
>>> Please could you elaborate on what the test should have been.
>>> Is it better to replace the identifiers with regular expression matching? viz:
>>> char* v1 = va_arg (ap, char*);
>>> // CHECK: %{{[0-9]+}} = va_arg i8** [[AP:%arg[0-9]*]], i8*
>>>
>>> Robert
>>>
>>> ________________________________________
>>> From: Evgeniy Stepanov [eugeni.stepanov at gmail.com]
>>> Sent: 13 August 2013 14:16
>>> To: Robert Lytton
>>> Cc: cfe-commits at cs.uiuc.edu
>>> Subject: Re: r188258 - Add XCore target
>>>
>>>> %ap
>>> Please don't use named (as well as numbered) identifiers in lit tests.
>>> They are fragile and can be stripped in optimized builds.
>>>
>>>
>>> On Tue, Aug 13, 2013 at 1:43 PM, Robert Lytton <robert at xmos.com> wrote:
>>>> Author: rlytton
>>>> Date: Tue Aug 13 04:43:10 2013
>>>> New Revision: 188258
>>>>
>>>> URL: http://llvm.org/viewvc/llvm-project?rev=188258&view=rev
>>>> Log:
>>>> Add XCore target
>>>>
>>>> Added:
>>>> cfe/trunk/include/clang/Basic/BuiltinsXCore.def
>>>> cfe/trunk/test/CodeGen/xcore-abi.c
>>>> cfe/trunk/test/Driver/xcore-opts.c
>>>> Modified:
>>>> cfe/trunk/include/clang/Basic/TargetBuiltins.h
>>>> cfe/trunk/lib/Basic/Targets.cpp
>>>> cfe/trunk/lib/CodeGen/TargetInfo.cpp
>>>> cfe/trunk/lib/Driver/Tools.cpp
>>>> cfe/trunk/test/Preprocessor/init.c
>>>> cfe/trunk/test/Preprocessor/stdint.c
>>>>
>>>> Added: cfe/trunk/include/clang/Basic/BuiltinsXCore.def
>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/BuiltinsXCore.def?rev=188258&view=auto
>>>> ==============================================================================
>>>> --- cfe/trunk/include/clang/Basic/BuiltinsXCore.def (added)
>>>> +++ cfe/trunk/include/clang/Basic/BuiltinsXCore.def Tue Aug 13 04:43:10 2013
>>>> @@ -0,0 +1,22 @@
>>>> +//===--- BuiltinsXCore.def - XCore Builtin function database ----*- C++ -*-===//
>>>> +//
>>>> +// The LLVM Compiler Infrastructure
>>>> +//
>>>> +// This file is distributed under the University of Illinois Open Source
>>>> +// License. See LICENSE.TXT for details.
>>>> +//
>>>> +//===----------------------------------------------------------------------===//
>>>> +//
>>>> +// This file defines the XCore-specific builtin function database. Users of
>>>> +// this file must define the BUILTIN macro to make use of this information.
>>>> +//
>>>> +//===----------------------------------------------------------------------===//
>>>> +
>>>> +// The format of this database matches clang/Basic/Builtins.def.
>>>> +
>>>> +BUILTIN(__builtin_bitrev, "UiUi", "nc")
>>>> +BUILTIN(__builtin_getid, "Si", "nc")
>>>> +BUILTIN(__builtin_getps, "UiUi", "n")
>>>> +BUILTIN(__builtin_setps, "vUiUi", "n")
>>>> +
>>>> +#undef BUILTIN
>>>>
>>>> Modified: cfe/trunk/include/clang/Basic/TargetBuiltins.h
>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/TargetBuiltins.h?rev=188258&r1=188257&r2=188258&view=diff
>>>> ==============================================================================
>>>> --- cfe/trunk/include/clang/Basic/TargetBuiltins.h (original)
>>>> +++ cfe/trunk/include/clang/Basic/TargetBuiltins.h Tue Aug 13 04:43:10 2013
>>>> @@ -131,6 +131,16 @@ namespace clang {
>>>> LastTSBuiltin
>>>> };
>>>> }
>>>> +
>>>> + /// \brief XCore builtins
>>>> + namespace XCore {
>>>> + enum {
>>>> + LastTIBuiltin = clang::Builtin::FirstTSBuiltin-1,
>>>> +#define BUILTIN(ID, TYPE, ATTRS) BI##ID,
>>>> +#include "clang/Basic/BuiltinsXCore.def"
>>>> + LastTSBuiltin
>>>> + };
>>>> + }
>>>> } // end namespace clang.
>>>>
>>>> #endif
>>>>
>>>> Modified: cfe/trunk/lib/Basic/Targets.cpp
>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/Targets.cpp?rev=188258&r1=188257&r2=188258&view=diff
>>>> ==============================================================================
>>>> --- cfe/trunk/lib/Basic/Targets.cpp (original)
>>>> +++ cfe/trunk/lib/Basic/Targets.cpp Tue Aug 13 04:43:10 2013
>>>> @@ -5138,6 +5138,64 @@ namespace {
>>>> };
>>>> }
>>>>
>>>> +namespace {
>>>> +class XCoreTargetInfo : public TargetInfo {
>>>> + static const Builtin::Info BuiltinInfo[];
>>>> +public:
>>>> + XCoreTargetInfo(const llvm::Triple &Triple) : TargetInfo(Triple) {
>>>> + BigEndian = false;
>>>> + NoAsmVariants = true;
>>>> + LongLongAlign = 32;
>>>> + SuitableAlign = 32;
>>>> + DoubleAlign = LongDoubleAlign = 32;
>>>> + UseZeroLengthBitfieldAlignment = true;
>>>> + DescriptionString = "e-p:32:32:32-a0:0:32-n32"
>>>> + "-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32"
>>>> + "-f16:16:32-f32:32:32-f64:32:32";
>>>> + }
>>>> + virtual void getTargetDefines(const LangOptions &Opts,
>>>> + MacroBuilder &Builder) const {
>>>> + Builder.defineMacro("__XS1B__");
>>>> + }
>>>> + virtual void getTargetBuiltins(const Builtin::Info *&Records,
>>>> + unsigned &NumRecords) const {
>>>> + Records = BuiltinInfo;
>>>> + NumRecords = clang::XCore::LastTSBuiltin-Builtin::FirstTSBuiltin;
>>>> + }
>>>> + virtual BuiltinVaListKind getBuiltinVaListKind() const {
>>>> + return TargetInfo::VoidPtrBuiltinVaList;
>>>> + }
>>>> + virtual const char *getClobbers() const {
>>>> + return "";
>>>> + }
>>>> + virtual void getGCCRegNames(const char * const *&Names,
>>>> + unsigned &NumNames) const {
>>>> + static const char * const GCCRegNames[] = {
>>>> + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
>>>> + "r8", "r9", "r10", "r11", "cp", "dp", "sp", "lr"
>>>> + };
>>>> + Names = GCCRegNames;
>>>> + NumNames = llvm::array_lengthof(GCCRegNames);
>>>> + }
>>>> + virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
>>>> + unsigned &NumAliases) const {
>>>> + Aliases = NULL;
>>>> + NumAliases = 0;
>>>> + }
>>>> + virtual bool validateAsmConstraint(const char *&Name,
>>>> + TargetInfo::ConstraintInfo &Info) const {
>>>> + return false;
>>>> + }
>>>> +};
>>>> +
>>>> +const Builtin::Info XCoreTargetInfo::BuiltinInfo[] = {
>>>> +#define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, ALL_LANGUAGES },
>>>> +#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER,\
>>>> + ALL_LANGUAGES },
>>>> +#include "clang/Basic/BuiltinsXCore.def"
>>>> +};
>>>> +} // end anonymous namespace.
>>>> +
>>>>
>>>> //===----------------------------------------------------------------------===//
>>>> // Driver code
>>>> @@ -5150,6 +5208,9 @@ static TargetInfo *AllocateTarget(const
>>>> default:
>>>> return NULL;
>>>>
>>>> + case llvm::Triple::xcore:
>>>> + return new XCoreTargetInfo(Triple);
>>>> +
>>>> case llvm::Triple::hexagon:
>>>> return new HexagonTargetInfo(Triple);
>>>>
>>>>
>>>> Modified: cfe/trunk/lib/CodeGen/TargetInfo.cpp
>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/TargetInfo.cpp?rev=188258&r1=188257&r2=188258&view=diff
>>>> ==============================================================================
>>>> --- cfe/trunk/lib/CodeGen/TargetInfo.cpp (original)
>>>> +++ cfe/trunk/lib/CodeGen/TargetInfo.cpp Tue Aug 13 04:43:10 2013
>>>> @@ -5366,6 +5366,22 @@ public:
>>>> } // end anonymous namespace
>>>>
>>>>
>>>> +//===----------------------------------------------------------------------===//
>>>> +// Xcore ABI Implementation
>>>> +//===----------------------------------------------------------------------===//
>>>> +namespace {
>>>> +class XcoreTargetCodeGenInfo : public TargetCodeGenInfo {
>>>> +public:
>>>> + XcoreTargetCodeGenInfo(CodeGenTypes &CGT)
>>>> + :TargetCodeGenInfo(new DefaultABIInfo(CGT)) {}
>>>> +};
>>>> +} // end anonymous namespace
>>>> +
>>>> +
>>>> +//===----------------------------------------------------------------------===//
>>>> +// Driver code
>>>> +//===----------------------------------------------------------------------===//
>>>> +
>>>> const TargetCodeGenInfo &CodeGenModule::getTargetCodeGenInfo() {
>>>> if (TheTargetCodeGenInfo)
>>>> return *TheTargetCodeGenInfo;
>>>> @@ -5474,5 +5490,8 @@ const TargetCodeGenInfo &CodeGenModule::
>>>> return *(TheTargetCodeGenInfo = new HexagonTargetCodeGenInfo(Types));
>>>> case llvm::Triple::sparcv9:
>>>> return *(TheTargetCodeGenInfo = new SparcV9TargetCodeGenInfo(Types));
>>>> + case llvm::Triple::xcore:
>>>> + return *(TheTargetCodeGenInfo = new XcoreTargetCodeGenInfo(Types));
>>>> +
>>>> }
>>>> }
>>>>
>>>> Modified: cfe/trunk/lib/Driver/Tools.cpp
>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Tools.cpp?rev=188258&r1=188257&r2=188258&view=diff
>>>> ==============================================================================
>>>> --- cfe/trunk/lib/Driver/Tools.cpp (original)
>>>> +++ cfe/trunk/lib/Driver/Tools.cpp Tue Aug 13 04:43:10 2013
>>>> @@ -552,10 +552,21 @@ static bool isSignedCharDefault(const ll
>>>>
>>>> case llvm::Triple::ppc64le:
>>>> case llvm::Triple::systemz:
>>>> + case llvm::Triple::xcore:
>>>> return false;
>>>> }
>>>> }
>>>>
>>>> +static bool isNoCommonDefault(const llvm::Triple &Triple) {
>>>> + switch (Triple.getArch()) {
>>>> + default:
>>>> + return false;
>>>> +
>>>> + case llvm::Triple::xcore:
>>>> + return true;
>>>> + }
>>>> +}
>>>> +
>>>> // Handle -mfpu=.
>>>> //
>>>> // FIXME: Centralize feature selection, defaulting shouldn't be also in the
>>>> @@ -1761,6 +1772,9 @@ static bool shouldUseFramePointer(const
>>>> return false;
>>>> }
>>>>
>>>> + if (Triple.getArch() == llvm::Triple::xcore)
>>>> + return false;
>>>> +
>>>> return true;
>>>> }
>>>>
>>>> @@ -1780,6 +1794,9 @@ static bool shouldUseLeafFramePointer(co
>>>> return false;
>>>> }
>>>>
>>>> + if (Triple.getArch() == llvm::Triple::xcore)
>>>> + return false;
>>>> +
>>>> return true;
>>>> }
>>>>
>>>> @@ -3200,7 +3217,7 @@ void Clang::ConstructJob(Compilation &C,
>>>> CmdArgs.push_back("-fpack-struct=1");
>>>> }
>>>>
>>>> - if (KernelOrKext) {
>>>> + if (KernelOrKext || isNoCommonDefault(getToolChain().getTriple())) {
>>>> if (!Args.hasArg(options::OPT_fcommon))
>>>> CmdArgs.push_back("-fno-common");
>>>> Args.ClaimAllArgs(options::OPT_fno_common);
>>>>
>>>> Added: cfe/trunk/test/CodeGen/xcore-abi.c
>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/xcore-abi.c?rev=188258&view=auto
>>>> ==============================================================================
>>>> --- cfe/trunk/test/CodeGen/xcore-abi.c (added)
>>>> +++ cfe/trunk/test/CodeGen/xcore-abi.c Tue Aug 13 04:43:10 2013
>>>> @@ -0,0 +1,35 @@
>>>> +// RUN: %clang -target xcore -O1 -o - -emit-llvm -S %s | FileCheck %s
>>>> +
>>>> +// CHECK: target datalayout = "e-p:32:32:32-a0:0:32-n32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f16:16:32-f32:32:32-f64:32:32"
>>>> +// CHECK: target triple = "xcore"
>>>> +
>>>> +#include <stdarg.h>
>>>> +struct x { int a; };
>>>> +void testva (int n, ...) {
>>>> + va_list ap;
>>>> + // CHECK: %ap = alloca i8*, align 4
>>>> +
>>>> + char* v1 = va_arg (ap, char*);
>>>> + // CHECK: %0 = va_arg i8** %ap, i8*
>>>> +
>>>> + int v2 = va_arg (ap, int);
>>>> + // CHECK: %1 = va_arg i8** %ap, i32
>>>> +
>>>> + long long int v3 = va_arg (ap, long long int);
>>>> + // CHECK: %2 = va_arg i8** %ap, i64
>>>> +
>>>> + //struct x t = va_arg (ap, struct x);
>>>> + //cannot compile aggregate va_arg expressions yet
>>>> +}
>>>> +
>>>> +void testbuiltin (void) {
>>>> +// CHECK: %0 = tail call i32 @llvm.xcore.getid()
>>>> +// CHECK: %1 = tail call i32 @llvm.xcore.getps(i32 %0)
>>>> +// CHECK: %2 = tail call i32 @llvm.xcore.bitrev(i32 %1)
>>>> +// CHECK: tail call void @llvm.xcore.setps(i32 %0, i32 %2)
>>>> + int i = __builtin_getid();
>>>> + unsigned int ui = __builtin_getps(i);
>>>> + ui = __builtin_bitrev(ui);
>>>> + __builtin_setps(i,ui);
>>>> +
>>>> +}
>>>>
>>>> Added: cfe/trunk/test/Driver/xcore-opts.c
>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/xcore-opts.c?rev=188258&view=auto
>>>> ==============================================================================
>>>> --- cfe/trunk/test/Driver/xcore-opts.c (added)
>>>> +++ cfe/trunk/test/Driver/xcore-opts.c Tue Aug 13 04:43:10 2013
>>>> @@ -0,0 +1,15 @@
>>>> +// RUN: %clang -target xcore -O1 -o - -emit-llvm -S %s | FileCheck %s
>>>> +
>>>> +// CHECK: @g1 = global
>>>> +int g1;
>>>> +// CHECK: @g2 = common global i32 0, align 4
>>>> +int g2 __attribute__((common));
>>>> +
>>>> +// CHECK: define zeroext i8 @testchar()
>>>> +// CHECK: ret i8 -1
>>>> +char testchar (void) {
>>>> + return (char)-1;
>>>> +}
>>>> +
>>>> +// CHECK: "no-frame-pointer-elim"="false"
>>>> +// CHECK: "no-frame-pointer-elim-non-leaf"="false"
>>>>
>>>> Modified: cfe/trunk/test/Preprocessor/init.c
>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Preprocessor/init.c?rev=188258&r1=188257&r2=188258&view=diff
>>>> ==============================================================================
>>>> --- cfe/trunk/test/Preprocessor/init.c (original)
>>>> +++ cfe/trunk/test/Preprocessor/init.c Tue Aug 13 04:43:10 2013
>>>> @@ -2946,3 +2946,6 @@
>>>> // ANDROID: __ANDROID__ 1
>>>> // RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64-unknown-freebsd < /dev/null | FileCheck -check-prefix PPC64-FREEBSD %s
>>>> // PPC64-FREEBSD-NOT: #define __LONG_DOUBLE_128__ 1
>>>> +//
>>>> +// RUN: %clang_cc1 -E -dM -ffreestanding -triple=xcore-none-none < /dev/null | FileCheck -check-prefix XCORE %s
>>>> +// XCORE:#define __XS1B__ 1
>>>>
>>>> Modified: cfe/trunk/test/Preprocessor/stdint.c
>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Preprocessor/stdint.c?rev=188258&r1=188257&r2=188258&view=diff
>>>> ==============================================================================
>>>> --- cfe/trunk/test/Preprocessor/stdint.c (original)
>>>> +++ cfe/trunk/test/Preprocessor/stdint.c Tue Aug 13 04:43:10 2013
>>>> @@ -963,6 +963,114 @@
>>>> // I386_MINGW32:WCHAR_MIN_ 0U
>>>> //
>>>> //
>>>> +// RUN: %clang_cc1 -E -ffreestanding -triple=xcore-none-none %s | FileCheck -check-prefix XCORE %s
>>>> +//
>>>> +// XCORE:typedef signed long long int int64_t;
>>>> +// XCORE:typedef unsigned long long int uint64_t;
>>>> +// XCORE:typedef int64_t int_least64_t;
>>>> +// XCORE:typedef uint64_t uint_least64_t;
>>>> +// XCORE:typedef int64_t int_fast64_t;
>>>> +// XCORE:typedef uint64_t uint_fast64_t;
>>>> +//
>>>> +// XCORE:typedef signed int int32_t;
>>>> +// XCORE:typedef unsigned int uint32_t;
>>>> +// XCORE:typedef int32_t int_least32_t;
>>>> +// XCORE:typedef uint32_t uint_least32_t;
>>>> +// XCORE:typedef int32_t int_fast32_t;
>>>> +// XCORE:typedef uint32_t uint_fast32_t;
>>>> +//
>>>> +// XCORE:typedef signed short int16_t;
>>>> +// XCORE:typedef unsigned short uint16_t;
>>>> +// XCORE:typedef int16_t int_least16_t;
>>>> +// XCORE:typedef uint16_t uint_least16_t;
>>>> +// XCORE:typedef int16_t int_fast16_t;
>>>> +// XCORE:typedef uint16_t uint_fast16_t;
>>>> +//
>>>> +// XCORE:typedef signed char int8_t;
>>>> +// XCORE:typedef unsigned char uint8_t;
>>>> +// XCORE:typedef int8_t int_least8_t;
>>>> +// XCORE:typedef uint8_t uint_least8_t;
>>>> +// XCORE:typedef int8_t int_fast8_t;
>>>> +// XCORE:typedef uint8_t uint_fast8_t;
>>>> +//
>>>> +// XCORE:typedef int32_t intptr_t;
>>>> +// XCORE:typedef uint32_t uintptr_t;
>>>> +//
>>>> +// XCORE:typedef long long int intmax_t;
>>>> +// XCORE:typedef long long unsigned int uintmax_t;
>>>> +//
>>>> +// XCORE:INT8_MAX_ 127
>>>> +// XCORE:INT8_MIN_ (-127 -1)
>>>> +// XCORE:UINT8_MAX_ 255
>>>> +// XCORE:INT_LEAST8_MIN_ (-127 -1)
>>>> +// XCORE:INT_LEAST8_MAX_ 127
>>>> +// XCORE:UINT_LEAST8_MAX_ 255
>>>> +// XCORE:INT_FAST8_MIN_ (-127 -1)
>>>> +// XCORE:INT_FAST8_MAX_ 127
>>>> +// XCORE:UINT_FAST8_MAX_ 255
>>>> +//
>>>> +// XCORE:INT16_MAX_ 32767
>>>> +// XCORE:INT16_MIN_ (-32767 -1)
>>>> +// XCORE:UINT16_MAX_ 65535
>>>> +// XCORE:INT_LEAST16_MIN_ (-32767 -1)
>>>> +// XCORE:INT_LEAST16_MAX_ 32767
>>>> +// XCORE:UINT_LEAST16_MAX_ 65535
>>>> +// XCORE:INT_FAST16_MIN_ (-32767 -1)
>>>> +// XCORE:INT_FAST16_MAX_ 32767
>>>> +// XCORE:UINT_FAST16_MAX_ 65535
>>>> +//
>>>> +// XCORE:INT32_MAX_ 2147483647
>>>> +// XCORE:INT32_MIN_ (-2147483647 -1)
>>>> +// XCORE:UINT32_MAX_ 4294967295U
>>>> +// XCORE:INT_LEAST32_MIN_ (-2147483647 -1)
>>>> +// XCORE:INT_LEAST32_MAX_ 2147483647
>>>> +// XCORE:UINT_LEAST32_MAX_ 4294967295U
>>>> +// XCORE:INT_FAST32_MIN_ (-2147483647 -1)
>>>> +// XCORE:INT_FAST32_MAX_ 2147483647
>>>> +// XCORE:UINT_FAST32_MAX_ 4294967295U
>>>> +//
>>>> +// XCORE:INT64_MAX_ 9223372036854775807LL
>>>> +// XCORE:INT64_MIN_ (-9223372036854775807LL -1)
>>>> +// XCORE:UINT64_MAX_ 18446744073709551615ULL
>>>> +// XCORE:INT_LEAST64_MIN_ (-9223372036854775807LL -1)
>>>> +// XCORE:INT_LEAST64_MAX_ 9223372036854775807LL
>>>> +// XCORE:UINT_LEAST64_MAX_ 18446744073709551615ULL
>>>> +// XCORE:INT_FAST64_MIN_ (-9223372036854775807LL -1)
>>>> +// XCORE:INT_FAST64_MAX_ 9223372036854775807LL
>>>> +// XCORE:UINT_FAST64_MAX_ 18446744073709551615ULL
>>>> +//
>>>> +// XCORE:INTPTR_MIN_ (-2147483647 -1)
>>>> +// XCORE:INTPTR_MAX_ 2147483647
>>>> +// XCORE:UINTPTR_MAX_ 4294967295U
>>>> +// XCORE:PTRDIFF_MIN_ (-2147483647 -1)
>>>> +// XCORE:PTRDIFF_MAX_ 2147483647
>>>> +// XCORE:SIZE_MAX_ 4294967295U
>>>> +//
>>>> +// XCORE:INTMAX_MIN_ (-9223372036854775807LL -1)
>>>> +// XCORE:INTMAX_MAX_ 9223372036854775807LL
>>>> +// XCORE:UINTMAX_MAX_ 18446744073709551615ULL
>>>> +//
>>>> +// XCORE:SIG_ATOMIC_MIN_ (-2147483647 -1)
>>>> +// XCORE:SIG_ATOMIC_MAX_ 2147483647
>>>> +// XCORE:WINT_MIN_ (-2147483647 -1)
>>>> +// XCORE:WINT_MAX_ 2147483647
>>>> +//
>>>> +// XCORE:WCHAR_MAX_ 2147483647
>>>> +// XCORE:WCHAR_MIN_ (-2147483647 -1)
>>>> +//
>>>> +// XCORE:INT8_C_(0) 0
>>>> +// XCORE:UINT8_C_(0) 0U
>>>> +// XCORE:INT16_C_(0) 0
>>>> +// XCORE:UINT16_C_(0) 0U
>>>> +// XCORE:INT32_C_(0) 0
>>>> +// XCORE:UINT32_C_(0) 0U
>>>> +// XCORE:INT64_C_(0) 0LL
>>>> +// XCORE:UINT64_C_(0) 0ULL
>>>> +//
>>>> +// XCORE:INTMAX_C_(0) 0LL
>>>> +// XCORE:UINTMAX_C_(0) 0ULL
>>>> +//
>>>> +//
>>>> // stdint.h forms several macro definitions by pasting together identifiers
>>>> // to form names (eg. int32_t is formed from int ## 32 ## _t). The following
>>>> // case tests that these joining operations are performed correctly even if
>>>>
>>>>
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