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-rw-r--r--include/clang/Basic/TargetInfo.h13
-rw-r--r--lib/Basic/Targets.cpp42
-rw-r--r--lib/Lex/Preprocessor.cpp49
3 files changed, 57 insertions, 47 deletions
diff --git a/include/clang/Basic/TargetInfo.h b/include/clang/Basic/TargetInfo.h
index cb585679d9..0d990179ff 100644
--- a/include/clang/Basic/TargetInfo.h
+++ b/include/clang/Basic/TargetInfo.h
@@ -72,12 +72,6 @@ public:
uint64_t getPointerAlign(unsigned AddrSpace) const {
return AddrSpace == 0 ? PointerAlign : getPointerAlignV(AddrSpace);
}
- virtual uint64_t getPointerWidthV(unsigned AddrSpace) const {
- return PointerWidth;
- }
- virtual uint64_t getPointerAlignV(unsigned AddrSpace) const {
- return PointerAlign;
- }
/// getBoolWidth/Align - Return the size of '_Bool' and C++ 'bool' for this
/// target, in bits.
@@ -219,6 +213,13 @@ public:
virtual bool useNeXTRuntimeAsDefault() const { return false; }
protected:
+ virtual uint64_t getPointerWidthV(unsigned AddrSpace) const {
+ return PointerWidth;
+ }
+ virtual uint64_t getPointerAlignV(unsigned AddrSpace) const {
+ return PointerAlign;
+ }
+
virtual void getGCCRegNames(const char * const *&Names,
unsigned &NumNames) const = 0;
virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 7aad3e8654..451c67f4e0 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -115,22 +115,6 @@ static void getPowerPCDefines(std::vector<char> &Defs, bool is64Bit) {
Define(Defs, "_BIG_ENDIAN");
Define(Defs, "__BIG_ENDIAN__");
- if (is64Bit) {
- Define(Defs, "__INTMAX_MAX__", "9223372036854775807L");
- Define(Defs, "__INTMAX_TYPE__", "long int");
- Define(Defs, "__LONG_MAX__", "9223372036854775807L");
- Define(Defs, "__PTRDIFF_TYPE__", "long int");
- Define(Defs, "__UINTMAX_TYPE__", "long unsigned int");
- } else {
- Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL");
- Define(Defs, "__INTMAX_TYPE__", "long long int");
- Define(Defs, "__LONG_MAX__", "2147483647L");
- Define(Defs, "__PTRDIFF_TYPE__", "int");
- Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int");
- }
- Define(Defs, "__INT_MAX__", "2147483647");
- Define(Defs, "__SIZE_TYPE__", "long unsigned int");
-
// Subtarget options.
Define(Defs, "__NATURAL_ALIGNMENT__");
Define(Defs, "__REGISTER_PREFIX__", "");
@@ -210,22 +194,6 @@ static void getX86Defines(std::vector<char> &Defs, bool is64Bit) {
// Target properties.
Define(Defs, "__LITTLE_ENDIAN__");
- if (is64Bit) {
- Define(Defs, "__INTMAX_MAX__", "9223372036854775807L");
- Define(Defs, "__INTMAX_TYPE__", "long int");
- Define(Defs, "__LONG_MAX__", "9223372036854775807L");
- Define(Defs, "__PTRDIFF_TYPE__", "long int");
- Define(Defs, "__UINTMAX_TYPE__", "long unsigned int");
- } else {
- Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL");
- Define(Defs, "__INTMAX_TYPE__", "long long int");
- Define(Defs, "__LONG_MAX__", "2147483647L");
- Define(Defs, "__PTRDIFF_TYPE__", "int");
- Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int");
- }
- Define(Defs, "__SIZE_TYPE__", "long unsigned int");
- Define(Defs, "__INT_MAX__", "2147483647");
-
// Subtarget options.
Define(Defs, "__nocona");
Define(Defs, "__nocona__");
@@ -297,15 +265,6 @@ static void getARMDefines(std::vector<char> &Defs) {
// Target properties.
Define(Defs, "__LITTLE_ENDIAN__");
- Define(Defs, "__INTMAX_MAX__", "9223372036854775807LL");
- Define(Defs, "__INTMAX_TYPE__", "long long int");
- Define(Defs, "__LONG_MAX__", "2147483647L");
- Define(Defs, "__PTRDIFF_TYPE__", "int");
- Define(Defs, "__UINTMAX_TYPE__", "long long unsigned int");
- Define(Defs, "__SIZE_TYPE__", "long unsigned int");
-
- Define(Defs, "__INT_MAX__", "2147483647");
-
// Subtarget options. [hard coded to v6 for now]
Define(Defs, "__ARM_ARCH_6K__");
Define(Defs, "__ARMEL__");
@@ -936,6 +895,7 @@ namespace {
// FIXME: Is IntAlign really supposed to be 16? There seems
// little point on a platform with 8-bit loads.
IntWidth = IntAlign = LongAlign = LongLongAlign = PointerWidth = 16;
+ LongWidth = 16;
PointerAlign = 8;
DescriptionString = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8";
}
diff --git a/lib/Lex/Preprocessor.cpp b/lib/Lex/Preprocessor.cpp
index 5d1f119c8c..9758a586e4 100644
--- a/lib/Lex/Preprocessor.cpp
+++ b/lib/Lex/Preprocessor.cpp
@@ -477,10 +477,59 @@ static void InitializePredefinedMacros(Preprocessor &PP,
DefineBuiltinMacro(Buf, "__CHAR_BIT__=8");
DefineBuiltinMacro(Buf, "__SHRT_MAX__=32767");
+ if (TI.getIntWidth() == 32)
+ DefineBuiltinMacro(Buf, "__INT_MAX__=2147483647");
+ else if (TI.getIntWidth() == 16)
+ DefineBuiltinMacro(Buf, "__INT_MAX__=32767");
+ else
+ assert(0 && "Unknown integer size");
assert(TI.getLongLongWidth() == 64 && "Only support 64-bit long long so far");
DefineBuiltinMacro(Buf, "__LONG_LONG_MAX__=9223372036854775807LL");
+ if (TI.getLongWidth() == 32)
+ DefineBuiltinMacro(Buf, "__LONG_MAX__=2147483647L");
+ else if (TI.getLongWidth() == 64)
+ DefineBuiltinMacro(Buf, "__LONG_MAX__=9223372036854775807L");
+ else if (TI.getLongWidth() == 16)
+ DefineBuiltinMacro(Buf, "__LONG_MAX__=32767L");
+ else
+ assert(0 && "Unknown long size");
+
+ // For "32-bit" targets, GCC generally defines intmax to be 'long long' and
+ // ptrdiff_t to be 'int'. On "64-bit" targets, it defines intmax to be long,
+ // and ptrdiff_t to be 'long int'. This sort of stuff shouldn't matter in
+ // theory, but can affect C++ overloading, stringizing, etc.
+ if (TI.getPointerWidth(0) == TI.getLongLongWidth()) {
+ // If sizeof(void*) == sizeof(long long) assume we have an LP64 target,
+ // because we assume sizeof(long) always is sizeof(void*) currently.
+ assert(TI.getPointerWidth(0) == TI.getLongWidth() &&
+ TI.getLongWidth() == 64 &&
+ TI.getIntWidth() == 32 && "Not I32 LP64?");
+ DefineBuiltinMacro(Buf, "__INTMAX_MAX__=9223372036854775807L");
+ DefineBuiltinMacro(Buf, "__INTMAX_TYPE__=long int");
+ DefineBuiltinMacro(Buf, "__PTRDIFF_TYPE__=long int");
+ DefineBuiltinMacro(Buf, "__UINTMAX_TYPE__=long unsigned int");
+ } else {
+ // Otherwise we know that the pointer is smaller than long long. We continue
+ // to assume that sizeof(void*) == sizeof(long).
+ assert(TI.getPointerWidth(0) < TI.getLongLongWidth() &&
+ TI.getPointerWidth(0) == TI.getLongWidth() &&
+ "Unexpected target sizes");
+ // We currently only support targets where long is 32-bit. This can be
+ // easily generalized in the future.
+ DefineBuiltinMacro(Buf, "__INTMAX_MAX__=9223372036854775807LL");
+ DefineBuiltinMacro(Buf, "__INTMAX_TYPE__=long long int");
+ DefineBuiltinMacro(Buf, "__PTRDIFF_TYPE__=int");
+ DefineBuiltinMacro(Buf, "__UINTMAX_TYPE__=long long unsigned int");
+ }
+
+ // All of our current targets have sizeof(long) == sizeof(void*).
+ assert(TI.getPointerWidth(0) == TI.getLongWidth());
+ DefineBuiltinMacro(Buf, "__SIZE_TYPE__=long unsigned int");
+
+
+
// Add __builtin_va_list typedef.
{
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-07-05 12:42:56 +0000