From: Toni Wilen <twilen@winuae.net>
Date: Tue, 13 Jun 2017 15:57:19 +0000 (+0300)
Subject: JIT FPU fix.
X-Git-Tag: 3500~6
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=3deb4d5a4e21b7fa69950462bc3eb1fd09b0b9a2;p=francis%2Fwinuae.git

JIT FPU fix.
---

diff --git a/fpp.cpp b/fpp.cpp
index 8e8c12c1..9b12106b 100644
--- a/fpp.cpp
+++ b/fpp.cpp
@@ -609,6 +609,20 @@ static void fpsr_get_quotient(uae_u64 *quot, uae_u8 *sign)
 
 uae_u32 fpp_get_fpsr (void)
 {
+#ifdef JIT
+	if (currprefs.compfpu) {
+		regs.fpsr &= 0x00fffff8; // clear cc
+		if (fpp_is_nan (&regs.fp_result)) {
+			regs.fpsr |= FPSR_CC_NAN;
+		} else if (fpp_is_zero(&regs.fp_result)) {
+			regs.fpsr |= FPSR_CC_Z;
+		} else if (fpp_is_infinity (&regs.fp_result)) {
+			regs.fpsr |= FPSR_CC_I;
+		}
+		if (fpp_is_neg(&regs.fp_result))
+			regs.fpsr |= FPSR_CC_N;
+	}
+#endif
 	return regs.fpsr;
 }
 
diff --git a/fpp_native.cpp b/fpp_native.cpp
index 39f13f7a..c393af0e 100644
--- a/fpp_native.cpp
+++ b/fpp_native.cpp
@@ -164,7 +164,7 @@ static void native_set_fpucw(uae_u32 m68k_cw)
 /* Functions for setting host/library modes and getting status */
 static void fp_set_mode(uae_u32 mode_control)
 {
-	if (mode_control == fpu_mode_control)
+	if (mode_control == fpu_mode_control && !currprefs.compfpu)
 		return;
     switch(mode_control & FPCR_ROUNDING_PRECISION) {
         case FPCR_PRECISION_EXTENDED: // X