llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clang Author: OverMighty (overmighty) <details> <summary>Changes</summary> --- Full diff: https://github.com/llvm/llvm-project/pull/84318.diff 4 Files Affected: - (modified) clang/docs/LanguageExtensions.rst (+1) - (modified) clang/include/clang/Basic/Builtins.td (+1-1) - (modified) clang/lib/AST/ExprConstant.cpp (+1) - (modified) clang/test/Sema/constant-builtins-2.c (+7) ``````````diff diff --git a/clang/docs/LanguageExtensions.rst b/clang/docs/LanguageExtensions.rst index 2b54dffd058a35..06af93fd3c15ca 100644 --- a/clang/docs/LanguageExtensions.rst +++ b/clang/docs/LanguageExtensions.rst @@ -5378,6 +5378,7 @@ The following builtin intrinsics can be used in constant expressions: * ``__builtin_popcount`` * ``__builtin_popcountl`` * ``__builtin_popcountll`` +* ``__builtin_popcountg`` * ``__builtin_rotateleft8`` * ``__builtin_rotateleft16`` * ``__builtin_rotateleft32`` diff --git a/clang/include/clang/Basic/Builtins.td b/clang/include/clang/Basic/Builtins.td index a81131d82c4cb4..9c703377ca8d3e 100644 --- a/clang/include/clang/Basic/Builtins.td +++ b/clang/include/clang/Basic/Builtins.td @@ -706,7 +706,7 @@ def Popcount : Builtin, BitInt_Long_LongLongTemplate { def Popcountg : Builtin { let Spellings = ["__builtin_popcountg"]; - let Attributes = [NoThrow, Const, CustomTypeChecking]; + let Attributes = [NoThrow, Const, Constexpr, CustomTypeChecking]; let Prototype = "int(...)"; } diff --git a/clang/lib/AST/ExprConstant.cpp b/clang/lib/AST/ExprConstant.cpp index d8ca35740fbc35..4a7c7755e1d6fd 100644 --- a/clang/lib/AST/ExprConstant.cpp +++ b/clang/lib/AST/ExprConstant.cpp @@ -12483,6 +12483,7 @@ bool IntExprEvaluator::VisitBuiltinCallExpr(const CallExpr *E, case Builtin::BI__builtin_popcount: case Builtin::BI__builtin_popcountl: case Builtin::BI__builtin_popcountll: + case Builtin::BI__builtin_popcountg: case Builtin::BI__popcnt16: // Microsoft variants of popcount case Builtin::BI__popcnt: case Builtin::BI__popcnt64: { diff --git a/clang/test/Sema/constant-builtins-2.c b/clang/test/Sema/constant-builtins-2.c index 2bdd7b06daabfe..9ac0ddf94be4fe 100644 --- a/clang/test/Sema/constant-builtins-2.c +++ b/clang/test/Sema/constant-builtins-2.c @@ -237,6 +237,13 @@ char popcount7[__builtin_popcountl(~0L) == BITSIZE(long) ? 1 : -1]; char popcount8[__builtin_popcountll(0LL) == 0 ? 1 : -1]; char popcount9[__builtin_popcountll(0xF0F0LL) == 8 ? 1 : -1]; char popcount10[__builtin_popcountll(~0LL) == BITSIZE(long long) ? 1 : -1]; +char popcount11[__builtin_popcountg(0U) == 0 ? 1 : -1]; +char popcount12[__builtin_popcountg(0xF0F0U) == 8 ? 1 : -1]; +char popcount13[__builtin_popcountg(~0U) == BITSIZE(int) ? 1 : -1]; +char popcount14[__builtin_popcountg(~0UL) == BITSIZE(long) ? 1 : -1]; +char popcount15[__builtin_popcountg(~0ULL) == BITSIZE(long long) ? 1 : -1]; +char popcount15[__builtin_popcountg(~(unsigned __int128)0) == BITSIZE(__int128) ? 1 : -1]; +char popcount16[__builtin_popcountg(~(unsigned _BitInt(128))0) == BITSIZE(_BitInt(128)) ? 1 : -1]; char parity1[__builtin_parity(0) == 0 ? 1 : -1]; char parity2[__builtin_parity(0xb821) == 0 ? 1 : -1]; `````````` </details> https://github.com/llvm/llvm-project/pull/84318 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
