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Add riscv64 support #15669

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Merged
ktf merged 1 commit into from
Aug 7, 2026
+4 −1
Merged

Add riscv64 support #15669

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3 changes: 3 additions & 0 deletions Framework/Foundation/3rdparty/x9/x9.c
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,7 @@
#if defined(__x86_64__) || defined(__i386__)
#include <immintrin.h> /* _mm_pause */
#elif defined(__aarch64__)
#elif defined(__riscv)
#else
#error Not supported architecture
#endif
Expand Down Expand Up @@ -370,6 +371,8 @@ void x9_read_from_inbox_spin(x9_inbox* const inbox,
_mm_pause();
#elif defined(__aarch64__)
__asm__ __volatile__ ("yield");
#elif defined(__riscv)
__asm__ __volatile__ (".4byte 0x0100000F"); /* PAUSE hint (Zihintpause); NOP if unsupported */
#else
#error Not supported architecture
#endif
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2 changes: 1 addition & 1 deletion Utilities/rANS/include/rANS/internal/common/defines.h
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Expand Up @@ -40,7 +40,7 @@
#error RANS_FMA cannot be directly set
#endif

#if (defined(__x86_64__) || defined(__aarch64__))
#if (defined(__x86_64__) || defined(__aarch64__) || (defined(__riscv) && __riscv_xlen == 64))
#define RANS_COMPAT
#if defined(__SIZEOF_INT128__)
#define RANS_SINGLE_STREAM
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