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authorDanny <danny@kdrag0n.dev>2021-01-09 23:34:32 +0000
committermosimchah <mosimchah@gmail.com>2021-01-22 03:35:20 -0800
commit783d21ff74759076d2fc503685ca47d2c29baea3 (patch)
treed650cc46cbf7ca53f15c77ced2682e97d492c068 /lib/clang/12.0.0/include/hresetintrin.h
parentfdbc6f7102056fb52d26bfb2cbc6ea317890ee34 (diff)
Update to 20210109 buildHEADmaster
LLVM commit: https://github.com/llvm/llvm-project/commit/b02eab9058e58782fca32dd8b1e53c27ed93f866 binutils version: 2.35.1 Builder commit: https://github.com/kdrag0n/proton-clang-build/commit/ba42f701467c9103f23fbb90aca4b23858221ee2
Diffstat (limited to 'lib/clang/12.0.0/include/hresetintrin.h')
-rw-r--r--lib/clang/12.0.0/include/hresetintrin.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/lib/clang/12.0.0/include/hresetintrin.h b/lib/clang/12.0.0/include/hresetintrin.h
new file mode 100644
index 0000000..13e31a2
--- /dev/null
+++ b/lib/clang/12.0.0/include/hresetintrin.h
@@ -0,0 +1,49 @@
+/*===---------------- hresetintrin.h - HRESET intrinsics -------------------===
+ *
+ * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+ * See https://llvm.org/LICENSE.txt for license information.
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ *
+ *===-----------------------------------------------------------------------===
+ */
+#ifndef __X86GPRINTRIN_H
+#error "Never use <hresetintrin.h> directly; include <x86gprintrin.h> instead."
+#endif
+
+#ifndef __HRESETINTRIN_H
+#define __HRESETINTRIN_H
+
+#if __has_extension(gnu_asm)
+
+/* Define the default attributes for the functions in this file. */
+#define __DEFAULT_FN_ATTRS \
+ __attribute__((__always_inline__, __nodebug__, __target__("hreset")))
+
+/// Provides a hint to the processor to selectively reset the prediction
+/// history of the current logical processor specified by a 32-bit integer
+/// value \a __eax.
+///
+/// This intrinsic corresponds to the <c> HRESET </c> instruction.
+///
+/// \operation
+/// IF __eax == 0
+/// // nop
+/// ELSE
+/// FOR i := 0 to 31
+/// IF __eax[i]
+/// ResetPredictionFeature(i)
+/// FI
+/// ENDFOR
+/// FI
+/// \endoperation
+static __inline void __DEFAULT_FN_ATTRS
+_hreset(int __eax)
+{
+ __asm__ ("hreset $0" :: "a"(__eax));
+}
+
+#undef __DEFAULT_FN_ATTRS
+
+#endif /* __has_extension(gnu_asm) */
+
+#endif /* __HRESETINTRIN_H */