[PowerPC] [Clang] Add vector int128 pack/unpack builtins
unsigned long long builtin_unpack_vector_int128 (vector int128_t, int);
vector int128_t builtin_pack_vector_int128 (unsigned long long, unsigned long long);
Builtins should behave the same way as in GCC.
Patch By: wuzish (Zixuan Wu)
Differential Revision: https://reviews.llvm.org/D52074
llvm-svn: 342614
diff --git a/clang/lib/Sema/SemaChecking.cpp b/clang/lib/Sema/SemaChecking.cpp
index 4c504af..a1bfff4 100644
--- a/clang/lib/Sema/SemaChecking.cpp
+++ b/clang/lib/Sema/SemaChecking.cpp
@@ -2970,6 +2970,13 @@
return Diag(TheCall->getBeginLoc(), diag::err_ppc_builtin_only_on_pwr7)
<< TheCall->getSourceRange();
+ auto SemaVSXCheck = [&](CallExpr *TheCall) -> bool {
+ if (!Context.getTargetInfo().hasFeature("vsx"))
+ return Diag(TheCall->getBeginLoc(), diag::err_ppc_builtin_only_on_pwr7)
+ << TheCall->getSourceRange();
+ return false;
+ };
+
switch (BuiltinID) {
default: return false;
case PPC::BI__builtin_altivec_crypto_vshasigmaw:
@@ -2988,6 +2995,11 @@
case PPC::BI__builtin_vsx_xxpermdi:
case PPC::BI__builtin_vsx_xxsldwi:
return SemaBuiltinVSX(TheCall);
+ case PPC::BI__builtin_unpack_vector_int128:
+ return SemaVSXCheck(TheCall) ||
+ SemaBuiltinConstantArgRange(TheCall, 1, 0, 1);
+ case PPC::BI__builtin_pack_vector_int128:
+ return SemaVSXCheck(TheCall);
}
return SemaBuiltinConstantArgRange(TheCall, i, l, u);
}