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| author | gonglingqin <gonglingqin@loongson.cn> | 2022-12-08 09:17:39 +0800 |
|---|---|---|
| committer | gonglingqin <gonglingqin@loongson.cn> | 2022-12-08 14:11:50 +0800 |
| commit | 685bbe65f5c3617e79f52a5af827cee2ee0b6f45 (patch) | |
| tree | 10f464dc8e5bcdecf8268c6f7c2743d22aedc19c /clang/lib/Sema/SemaChecking.cpp | |
| parent | 24a46f2117c2a6d7bfcfaec6817cde63f8555940 (diff) | |
| download | llvm-685bbe65f5c3617e79f52a5af827cee2ee0b6f45.zip llvm-685bbe65f5c3617e79f52a5af827cee2ee0b6f45.tar.gz llvm-685bbe65f5c3617e79f52a5af827cee2ee0b6f45.tar.bz2 | |
[Clang][LoongArch] Add intrinsic for csrrd, csrwr and csrxchg
These intrinsics are required by Linux [1].
[1]: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/loongarch/include/asm/loongarch.h?h=v6.0&id=4fe89d07dcc2804c8b562f6c7896a45643d34b2f#n232
Differential Revision: https://reviews.llvm.org/D139288
Diffstat (limited to 'clang/lib/Sema/SemaChecking.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaChecking.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaChecking.cpp b/clang/lib/Sema/SemaChecking.cpp index 4e5b721..c89d55b 100644 --- a/clang/lib/Sema/SemaChecking.cpp +++ b/clang/lib/Sema/SemaChecking.cpp @@ -3723,6 +3723,30 @@ bool Sema::CheckLoongArchBuiltinFunctionCall(const TargetInfo &TI, case LoongArch::BI__builtin_loongarch_syscall: // Check if immediate is in [0, 32767]. return SemaBuiltinConstantArgRange(TheCall, 0, 0, 32767); + case LoongArch::BI__builtin_loongarch_csrrd_w: + return SemaBuiltinConstantArgRange(TheCall, 0, 0, 16383); + case LoongArch::BI__builtin_loongarch_csrwr_w: + return SemaBuiltinConstantArgRange(TheCall, 1, 0, 16383); + case LoongArch::BI__builtin_loongarch_csrxchg_w: + return SemaBuiltinConstantArgRange(TheCall, 2, 0, 16383); + case LoongArch::BI__builtin_loongarch_csrrd_d: + if (!TI.hasFeature("64bit")) + return Diag(TheCall->getBeginLoc(), + diag::err_loongarch_builtin_requires_la64) + << TheCall->getSourceRange(); + return SemaBuiltinConstantArgRange(TheCall, 0, 0, 16383); + case LoongArch::BI__builtin_loongarch_csrwr_d: + if (!TI.hasFeature("64bit")) + return Diag(TheCall->getBeginLoc(), + diag::err_loongarch_builtin_requires_la64) + << TheCall->getSourceRange(); + return SemaBuiltinConstantArgRange(TheCall, 1, 0, 16383); + case LoongArch::BI__builtin_loongarch_csrxchg_d: + if (!TI.hasFeature("64bit")) + return Diag(TheCall->getBeginLoc(), + diag::err_loongarch_builtin_requires_la64) + << TheCall->getSourceRange(); + return SemaBuiltinConstantArgRange(TheCall, 2, 0, 16383); } return false; |