1 files changed, 63 insertions, 0 deletions
diff --git a/contrib/llvm-project/clang/lib/Headers/x86gprintrin.h b/contrib/llvm-project/clang/lib/Headers/x86gprintrin.h
new file mode 100644
index 000000000000..3d5cc606d7e6
--- /dev/null
+++ b/contrib/llvm-project/clang/lib/Headers/x86gprintrin.h
@@ -0,0 +1,63 @@
+/*===--------------- x86gprintrin.h - X86 GPR 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
+#define __X86GPRINTRIN_H
+
+#if !defined(__SCE__) || __has_feature(modules) || defined(__HRESET__)
+#include <hresetintrin.h>
+#endif
+
+#if !defined(__SCE__) || __has_feature(modules) || defined(__UINTR__)
+#include <uintrintrin.h>
+#endif
+
+#if !defined(__SCE__) || __has_feature(modules) || defined(__USERMSR__)
+#include <usermsrintrin.h>
+#endif
+
+#if !defined(__SCE__) || __has_feature(modules) || defined(__CRC32__)
+#include <crc32intrin.h>
+#endif
+
+#if !defined(__SCE__) || __has_feature(modules) || defined(__PRFCHI__)
+#include <prfchiintrin.h>
+#endif
+
+#if !defined(__SCE__) || __has_feature(modules) || defined(__RAOINT__)
+#include <raointintrin.h>
+#endif
+
+#if !defined(__SCE__) || __has_feature(modules) || defined(__CMPCCXADD__)
+#include <cmpccxaddintrin.h>
+#endif
+
+#if defined(__i386__)
+#define __SAVE_GPRBX "mov {%%ebx, %%eax |eax, ebx};"
+#define __RESTORE_GPRBX "mov {%%eax, %%ebx |ebx, eax};"
+#define __TMPGPR "eax"
+#else
+// When in 64-bit target, the 32-bit operands generate a 32-bit result,
+// zero-extended to a 64-bit result in the destination general-purpose,
+// It means "mov x %ebx" will clobber the higher 32 bits of rbx, so we
+// should preserve the 64-bit register rbx.
+#define __SAVE_GPRBX "mov {%%rbx, %%rax |rax, rbx};"
+#define __RESTORE_GPRBX "mov {%%rax, %%rbx |rbx, rax};"
+#define __TMPGPR "rax"
+#endif
+
+#define __SSC_MARK(__Tag)                                                      \
+  __asm__ __volatile__( __SAVE_GPRBX                                           \
+                       "mov {%0, %%ebx|ebx, %0}; "                             \
+                       ".byte 0x64, 0x67, 0x90; "                              \
+                        __RESTORE_GPRBX                                        \
+                       ::"i"(__Tag)                                            \
+                       :  __TMPGPR );
+
+#endif /* __X86GPRINTRIN_H */