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RISCV: Start moving runtime libcall config to tablegen #147652

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Merged
merged 1 commit into from
Jul 13, 2025
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RISCV: Start moving runtime libcall config to tablegen #147652

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15 changes: 14 additions & 1 deletion llvm/include/llvm/IR/RuntimeLibcalls.td
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Original file line number Diff line number Diff line change
Expand Up @@ -696,7 +696,6 @@ def __llvm_deoptimize : RuntimeLibcallImpl<DEOPTIMIZE>;

// Clear cache
def __clear_cache : RuntimeLibcallImpl<CLEAR_CACHE>;
def __riscv_flush_icache : RuntimeLibcallImpl<RISCV_FLUSH_ICACHE>;

//--------------------------------------------------------------------
// libm
Expand Down Expand Up @@ -956,6 +955,8 @@ def bzero : RuntimeLibcallImpl<BZERO>;
def __bzero : RuntimeLibcallImpl<BZERO>;
def _Unwind_SjLj_Resume : RuntimeLibcallImpl<UNWIND_RESUME>;

def __riscv_flush_icache : RuntimeLibcallImpl<RISCV_FLUSH_ICACHE>;

//===----------------------------------------------------------------------===//
// F128 libm Runtime Libcalls
//===----------------------------------------------------------------------===//
Expand Down Expand Up @@ -1903,6 +1904,18 @@ def PPCSystemLibrary
AvailableIf<memcpy, isNotAIX>,
LibcallImpls<(add Int128RTLibcalls), isPPC64>)>;

//===----------------------------------------------------------------------===//
// RISCV Runtime Libcalls
//===----------------------------------------------------------------------===//

def isRISCV : RuntimeLibcallPredicate<"TT.isRISCV()">;
def isRISCV64 : RuntimeLibcallPredicate<"TT.isRISCV64()">;

def RISCVSystemLibrary
: SystemRuntimeLibrary<isRISCV,
(add DefaultRuntimeLibcallImpls, __riscv_flush_icache,
LibcallImpls<(add Int128RTLibcalls), isRISCV64>)>;

//===----------------------------------------------------------------------===//
// SPARC Runtime Libcalls
//===----------------------------------------------------------------------===//
Expand Down
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