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14 | pmbaty | 1 | /*===---- xtestintrin.h - XTEST intrinsic ----------------------------------=== |
2 | * |
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3 | * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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4 | * See https://llvm.org/LICENSE.txt for license information. |
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5 | * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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6 | * |
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7 | *===-----------------------------------------------------------------------=== |
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8 | */ |
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9 | |||
10 | #ifndef __IMMINTRIN_H |
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11 | #error "Never use <xtestintrin.h> directly; include <immintrin.h> instead." |
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12 | #endif |
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13 | |||
14 | #ifndef __XTESTINTRIN_H |
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15 | #define __XTESTINTRIN_H |
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16 | |||
17 | /* xtest returns non-zero if the instruction is executed within an RTM or active |
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18 | * HLE region. */ |
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19 | /* FIXME: This can be an either or for RTM/HLE. Deal with this when HLE is |
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20 | * supported. */ |
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21 | static __inline__ int |
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22 | __attribute__((__always_inline__, __nodebug__, __target__("rtm"))) |
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23 | _xtest(void) { |
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24 | return __builtin_ia32_xtest(); |
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25 | } |
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26 | |||
27 | #endif |