Vendor import of compiler-rt release_40 branch r293443:
https://llvm.org/svn/llvm-project/compiler-rt/branches/release_40@293443
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/vendor/compiler-rt/dist/; revision=312960 svn path=/vendor/compiler-rt/compiler-rt-release_40-r293807/; revision=313060; tag=vendor/compiler-rt/compiler-rt-release_40-r293807
@ -283,7 +283,7 @@ DEFINE_COMPILERRT_FUNCTION(__unordsf2)
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END_COMPILERRT_FUNCTION(__unordsf2)
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#if defined(COMPILER_RT_ARMHF_TARGET)
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DEFINE_COMPILERRT_FUNCTION(__aeabi_fcmpum):
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DEFINE_COMPILERRT_FUNCTION(__aeabi_fcmpum)
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vmov s0, r0
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vmov s1, r1
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b SYMBOL_NAME(__unordsf2)
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@ -19,6 +19,8 @@
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#include <atomic>
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#include <cassert>
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extern "C" void __clear_cache(void* start, void* end);
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namespace __xray {
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uint64_t cycleFrequency() XRAY_NEVER_INSTRUMENT {
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@ -116,8 +118,8 @@ inline static bool patchSled(const bool Enable, const uint32_t FuncId,
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// B #20
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uint32_t *FirstAddress = reinterpret_cast<uint32_t *>(Sled.Address);
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uint32_t *CurAddress = FirstAddress + 1;
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if (Enable) {
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uint32_t *CurAddress = FirstAddress + 1;
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CurAddress =
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Write32bitLoadR0(CurAddress, reinterpret_cast<uint32_t>(FuncId));
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CurAddress =
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@ -125,6 +127,7 @@ inline static bool patchSled(const bool Enable, const uint32_t FuncId,
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*CurAddress = uint32_t(PatchOpcodes::PO_BlxIp);
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CurAddress++;
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*CurAddress = uint32_t(PatchOpcodes::PO_PopR0Lr);
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CurAddress++;
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std::atomic_store_explicit(
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reinterpret_cast<std::atomic<uint32_t> *>(FirstAddress),
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uint32_t(PatchOpcodes::PO_PushR0Lr), std::memory_order_release);
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@ -133,6 +136,8 @@ inline static bool patchSled(const bool Enable, const uint32_t FuncId,
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reinterpret_cast<std::atomic<uint32_t> *>(FirstAddress),
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uint32_t(PatchOpcodes::PO_B20), std::memory_order_release);
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}
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__clear_cache(reinterpret_cast<char*>(FirstAddress),
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reinterpret_cast<char*>(CurAddress));
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return true;
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}
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@ -30,8 +30,14 @@ config.substitutions.append(
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# Default test suffixes.
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config.suffixes = ['.c', '.cc', '.cpp']
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if config.host_os not in ['Linux'] or config.host_arch.find('64') == -1:
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if config.host_os not in ['Linux']:
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config.unsupported = True
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elif '64' not in config.host_arch:
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if 'arm' in config.host_arch:
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if '-mthumb' in config.target_cflags:
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config.unsupported = True
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else:
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config.unsupported = True
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# Allow tests to use REQUIRES=stable-runtime. For use when you cannot use XFAIL
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# e.g. because the test sometimes passes, sometimes fails.
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