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Merge pull request #19089 from brad0/openbsd_riscv
Fix building on OpenBSD/riscv64.
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commit
b25ee714c3
1 changed files with 12 additions and 0 deletions
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@ -27,7 +27,9 @@
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#include <cstring>
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#include <set>
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#include <sstream>
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#ifndef __OpenBSD__
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#include <sys/auxv.h>
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#endif
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#include <vector>
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#include "Common/Common.h"
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#include "Common/CPUDetect.h"
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@ -201,6 +203,15 @@ void CPUInfo::Detect()
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}
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#endif
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#ifdef __OpenBSD__
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/* OpenBSD uses RV64GC */
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RiscV_M = true;
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RiscV_A = true;
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RiscV_F = true;
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RiscV_D = true;
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RiscV_C = true;
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RiscV_V = false;
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#else
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unsigned long hwcap = getauxval(AT_HWCAP);
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RiscV_M = ExtensionSupported(hwcap, 'M');
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RiscV_A = ExtensionSupported(hwcap, 'A');
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@ -208,6 +219,7 @@ void CPUInfo::Detect()
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RiscV_D = ExtensionSupported(hwcap, 'D');
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RiscV_C = ExtensionSupported(hwcap, 'C');
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RiscV_V = ExtensionSupported(hwcap, 'V');
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#endif
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// We assume as in RVA20U64 that F means Zicsr is available.
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RiscV_Zicsr = RiscV_F;
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