From: Dongyan Chen <chendongyan@isrc.iscas.ac.cn>
Date: Thu, 20 Mar 2025 04:51:02 +0000 (+0800)
Subject: RISC-V: Ssnpm, smnpm and smmpm imply zicsr.
X-Git-Tag: binutils-2_45~1083
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bc965121b5f02eeb52e2fc6acc94c042bb3ace02;p=thirdparty%2Fbinutils-gdb.git

RISC-V: Ssnpm, smnpm and smmpm imply zicsr.

According to the spec[1], imply zicsr for ssnpm, smnpm and smmpm.

[1] https://github.com/riscv/riscv-j-extension/blob/master/zjpm/instructions.adoc

bfd/ChangeLog:

	* elfxx-riscv.c: imply zicsr.
---

diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c
index 481bac91d73..92e024bbe35 100644
--- a/bfd/elfxx-riscv.c
+++ b/bfd/elfxx-riscv.c
@@ -1266,6 +1266,8 @@ static struct riscv_implicit_subset riscv_implicit_subsets[] =
   {"smstateen", "+ssstateen", check_implicit_always},
   {"smepmp", "+zicsr", check_implicit_always},
   {"smdbltrp", "+zicsr", check_implicit_always},
+  {"smnpm", "+zicsr", check_implicit_always},
+  {"smmpm", "+zicsr", check_implicit_always},
 
   {"ssaia", "+zicsr", check_implicit_always},
   {"sscsrind", "+zicsr", check_implicit_always},
@@ -1278,6 +1280,7 @@ static struct riscv_implicit_subset riscv_implicit_subsets[] =
   {"sstvecd", "+zicsr", check_implicit_always},
   {"ssu64xl", "+zicsr", check_implicit_always},
   {"ssdbltrp", "+zicsr", check_implicit_always},
+  {"ssnpm", "+zicsr", check_implicit_always},
 
   {"svade", "+zicsr", check_implicit_always},
   {"svadu", "+zicsr", check_implicit_always},