X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fpsxbios.c;h=fc28ff86149621dde1d4255152f1749fb9dcf21b;hb=391b1d5b1fe4f68676835058af609535feb798a9;hp=90c11aeb33e1cfe2cc84f51f2272fbdf4cd77feb;hpb=f42e1e9003d052bcfcadd5955d2396f11ea0f3c5;p=pcsx_rearmed.git

diff --git a/libpcsxcore/psxbios.c b/libpcsxcore/psxbios.c
index 90c11aeb..fc28ff86 100644
--- a/libpcsxcore/psxbios.c
+++ b/libpcsxcore/psxbios.c
@@ -1010,9 +1010,24 @@ void psxBios_realloc() { // 0x38
 #endif
 
 	a0 = block;
-	psxBios_free();
-	a0 = size;
-	psxBios_malloc();
+	/* If "old_buf" is zero, executes malloc(new_size), and returns r2=new_buf (or 0=failed). */
+	if (block == 0)
+	{
+		psxBios_malloc();
+	}
+	/* Else, if "new_size" is zero, executes free(old_buf), and returns r2=garbage. */
+	else if (size == 0)
+	{
+		psxBios_free();
+	}
+	/* Else, executes malloc(new_size), bcopy(old_buf,new_buf,new_size), and free(old_buf), and returns r2=new_buf (or 0=failed). */
+	/* Note that it is not quite implemented this way here. */
+	else
+	{
+		psxBios_free();
+		a0 = size;
+		psxBios_malloc();
+	}
 }