From 9d9f450f475fa1fa0bf5efcddeccb24b2b68e929 Mon Sep 17 00:00:00 2001
From: Kenjiro Nakayama <nakayamakenjiro@gmail.com>
Date: Thu, 13 Aug 2026 16:40:47 +0900
Subject: Enable RISC-V BN assembly with autotools

Recognize ELF riscv64 as an assembly-capable target so the
architecture-specific BN helpers are used unless assembly is
explicitly disabled.
---
 configure.ac | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 23f0c38..c10a33f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -136,6 +136,8 @@ AM_CONDITIONAL([HOST_ASM_ELF_MIPS],
     [test "x$HOST_ABI" = "xelf" -a "$host_cpu" = "mips" -a "x$enable_asm" != "xno"])
 AM_CONDITIONAL([HOST_ASM_ELF_MIPS64],
     [test "x$HOST_ABI" = "xelf" -a "$host_cpu" = "mips64" -a "x$enable_asm" != "xno"])
+AM_CONDITIONAL([HOST_ASM_ELF_RISCV64],
+    [test "x$HOST_ABI" = "xelf" -a "$host_cpu" = "riscv64" -a "x$enable_asm" != "xno"])
 AM_CONDITIONAL([HOST_ASM_ELF_X86_64],
     [test "x$HOST_ABI" = "xelf" -a "$host_cpu" = "x86_64" -a "x$enable_asm" != "xno"])
 AM_CONDITIONAL([HOST_ASM_MACOSX_X86_64],
-- 
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