From dd74ade44d7688f6e1e9a5bf6adb135f740b1317 Mon Sep 17 00:00:00 2001
From: ptitSeb <sebastien.chev@gmail.com>
Date: Sat, 13 May 2023 15:28:06 +0000
Subject: [RV64_DYNAREC] Fixed neg16 SF flag generation

---
 src/dynarec/rv64/dynarec_rv64_emit_math.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/dynarec/rv64/dynarec_rv64_emit_math.c b/src/dynarec/rv64/dynarec_rv64_emit_math.c
index f6a7d88b..c076f2d3 100644
--- a/src/dynarec/rv64/dynarec_rv64_emit_math.c
+++ b/src/dynarec/rv64/dynarec_rv64_emit_math.c
@@ -1226,7 +1226,8 @@ void emit_neg16(dynarec_rv64_t* dyn, int ninst, int s1, int s2, int s3)
         }    
     }
     IFX(X_SF) {
-        ANDI(s3, s1, 1 << F_SF);    // 1<<F_SF is sign bit, so just mask
+        SRLI(s3, s1, 15-F_SF);    // put sign bit in place
+        ANDI(s3, s3, 1 << F_SF);    // 1<<F_SF is sign bit, so just mask
         OR(xFlags, xFlags, s3);
     }
     IFX(X_PF) {
-- 
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