56 lines
1.4 KiB
Diff
56 lines
1.4 KiB
Diff
@q66: replace old __sync stuff with equivalent modern ones,
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so we can use libatomic on targets without atomic8 support
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--- renderdoc/CMakeLists.txt
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+++ renderdoc/CMakeLists.txt
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@@ -55,6 +55,8 @@ elseif(UNIX)
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PRIVATE -ldl
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PRIVATE -lrt)
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+#libatomic list(APPEND RDOC_LIBRARIES PRIVATE -latomic)
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+
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if(ENABLE_XLIB)
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find_package(X11 REQUIRED)
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--- renderdoc/os/posix/posix_threading.cpp
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+++ renderdoc/os/posix/posix_threading.cpp
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@@ -43,32 +43,33 @@ namespace Atomic
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{
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int32_t Inc32(int32_t *i)
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{
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- return __sync_add_and_fetch(i, int32_t(1));
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+ return __atomic_add_fetch(i, int32_t(1), __ATOMIC_SEQ_CST);
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}
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int32_t Dec32(int32_t *i)
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{
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- return __sync_add_and_fetch(i, int32_t(-1));
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+ return __atomic_sub_fetch(i, int32_t(1), __ATOMIC_SEQ_CST);
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}
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int64_t Inc64(int64_t *i)
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{
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- return __sync_add_and_fetch(i, int64_t(1));
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+ return __atomic_add_fetch(i, int64_t(1), __ATOMIC_SEQ_CST);
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}
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int64_t Dec64(int64_t *i)
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{
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- return __sync_add_and_fetch(i, int64_t(-1));
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+ return __atomic_sub_fetch(i, int64_t(1), __ATOMIC_SEQ_CST);
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}
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int64_t ExchAdd64(int64_t *i, int64_t a)
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{
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- return __sync_add_and_fetch(i, int64_t(a));
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+ return __atomic_add_fetch(i, a, __ATOMIC_SEQ_CST);
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}
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int32_t CmpExch32(int32_t *dest, int32_t oldVal, int32_t newVal)
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{
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- return __sync_val_compare_and_swap(dest, oldVal, newVal);
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+ __atomic_compare_exchange_n(dest, &oldVal, newVal, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
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+ return oldVal;
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}
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};
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