From: Richard Henderson <rth@twiddle.net>
Date: Tue, 18 Jul 2017 20:02:49 +0000 (-1000)
Subject: target/sh4: Implement fpchg
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=907759f9979d512eb072b8c31c921a78e44b8aa9;p=qemu.git

target/sh4: Implement fpchg

Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Message-Id: <20170718200255.31647-25-rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---

diff --git a/target/sh4/translate.c b/target/sh4/translate.c
index 6362a4781e..1ed0349374 100644
--- a/target/sh4/translate.c
+++ b/target/sh4/translate.c
@@ -480,6 +480,11 @@ static void _decode_opc(DisasContext * ctx)
         tcg_gen_xori_i32(cpu_fpscr, cpu_fpscr, FPSCR_SZ);
 	ctx->bstate = BS_STOP;
 	return;
+    case 0xf7fd:                /* fpchg */
+        CHECK_SH4A
+        tcg_gen_xori_i32(cpu_fpscr, cpu_fpscr, FPSCR_PR);
+        ctx->bstate = BS_STOP;
+        return;
     case 0x0009:		/* nop */
 	return;
     case 0x001b:		/* sleep */