From e884a910126589fd3fd9b8a7266bd39c6b610c5f Mon Sep 17 00:00:00 2001
From: William Wang <zeweiwang@outlook.com>
Date: Thu, 1 Sep 2022 11:38:51 +0800
Subject: [PATCH] boot: init fregs after fp csr init

---
 am/src/nemu/isa/riscv/boot/start.S | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/am/src/nemu/isa/riscv/boot/start.S b/am/src/nemu/isa/riscv/boot/start.S
index d3ae78dd..e5f9baee 100644
--- a/am/src/nemu/isa/riscv/boot/start.S
+++ b/am/src/nemu/isa/riscv/boot/start.S
@@ -31,11 +31,13 @@
 
 _start:
   init_regs
-  init_fregs
 
   mv s0, zero
   la sp, _stack_pointer
   li a0, MSTATUS_FS & (MSTATUS_FS >> 1)
   csrs mstatus, a0
   csrwi fcsr, 0
+
+  init_fregs # init fregs after fp enable
+
   jal _trm_init
-- 
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