From: Frode Solheim <frode@fs-uae.net>
Date: Thu, 24 Sep 2015 16:07:47 +0000 (+0200)
Subject: JIT: Use REX prefix for RSP usage in raw_fsinh_rr (x86-64)
X-Git-Tag: 3200~53^2~1
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=285727bb11c1feee337d59e82f1e941588fd3867;p=francis%2Fwinuae.git

JIT: Use REX prefix for RSP usage in raw_fsinh_rr (x86-64)
---

diff --git a/jit/codegen_x86.cpp b/jit/codegen_x86.cpp
index 1363d8d3..2637c6ab 100644
--- a/jit/codegen_x86.cpp
+++ b/jit/codegen_x86.cpp
@@ -5016,6 +5016,9 @@ LOWFUNC(NONE,NONE,2,raw_fsinh_rr,(FW d, FR s))
 	if (tr>=0) {
 		emit_byte(0xd9);
 		emit_byte(0xca); /* fxch swap with temp-reg */
+#ifdef CPU_x86_64
+		emit_byte(0x48);  /* Use rsp register */
+#endif
 		emit_byte(0x83);
 		emit_byte(0xc4);
 		emit_byte(0xf4); /* add -12 to esp */
@@ -5063,6 +5066,9 @@ LOWFUNC(NONE,NONE,2,raw_fsinh_rr,(FW d, FR s))
 		emit_byte(0xca); /* fxch swap temp-reg with e^-x in tr */
 		emit_byte(0xde);
 		emit_byte(0xe9); /* fsubp (e^x)-(e^-x) */
+#ifdef CPU_x86_64
+		emit_byte(0x48); /* Use rsp register */
+#endif
 		emit_byte(0x83);
 		emit_byte(0xc4);
 		emit_byte(0x0c); /* delayed add +12 to esp */