git subrepo pull --force deps/lightning

[pcsx_rearmed.git] / deps / lightning / lib / jit_x86-cpu.c

diff --git a/deps/lightning/lib/jit_x86-cpu.c b/deps/lightning/lib/jit_x86-cpu.c
index 0d8affe..1a473de 100644 (file)
--- a/deps/lightning/lib/jit_x86-cpu.c
+++ b/deps/lightning/lib/jit_x86-cpu.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2012-2019  Free Software Foundation, Inc.
+ * Copyright (C) 2012-2022  Free Software Foundation, Inc.
  *
  * This file is part of GNU lightning.
  *
@@ -802,44 +802,49 @@ _rx(jit_state_t *_jit, jit_int32_t rd, jit_int32_t md,
 static void
 _nop(jit_state_t *_jit, jit_int32_t count)
 {
-    switch (count) {
-       case 0:
-           break;
-       case 1:         /* NOP */
-           ic(0x90);   break;
-       case 2:         /* 66 NOP */
-           ic(0x66);   ic(0x90);
-           break;
-       case 3:         /* NOP DWORD ptr [EAX] */
-           ic(0x0f);   ic(0x1f);       ic(0x00);
-           break;
-       case 4:         /* NOP DWORD ptr [EAX + 00H] */
-           ic(0x0f);   ic(0x1f);       ic(0x40);       ic(0x00);
-           break;
-       case 5:         /* NOP DWORD ptr [EAX + EAX*1 + 00H] */
-           ic(0x0f);   ic(0x1f);       ic(0x44);       ic(0x00);
-           ic(0x00);
-           break;
-       case 6:         /* 66 NOP DWORD ptr [EAX + EAX*1 + 00H] */
-           ic(0x66);   ic(0x0f);       ic(0x1f);       ic(0x44);
-           ic(0x00);   ic(0x00);
-           break;
-       case 7:         /* NOP DWORD ptr [EAX + 00000000H] */
-           ic(0x0f);   ic(0x1f);       ic(0x80);       ii(0x0000);
-           break;
-       case 8:         /* NOP DWORD ptr [EAX + EAX*1 + 00000000H] */
-           ic(0x0f);   ic(0x1f);       ic(0x84);       ic(0x00);
-           ii(0x0000);
-           break;
-       case 9:         /* 66 NOP DWORD ptr [EAX + EAX*1 + 00000000H] */
-           ic(0x66);   ic(0x0f);       ic(0x1f);       ic(0x84);
-           ic(0x00);   ii(0x0000);
-           break;
-       default:
-           abort();
+    jit_int32_t                i;
+    while (count) {
+       if (count > 9)
+           i = 9;
+       else
+           i = count;
+       switch (i) {
+           case 0:
+               break;
+           case 1:         /* NOP */
+               ic(0x90);   break;
+           case 2:         /* 66 NOP */
+               ic(0x66);   ic(0x90);
+               break;
+           case 3:         /* NOP DWORD ptr [EAX] */
+               ic(0x0f);   ic(0x1f);       ic(0x00);
+               break;
+           case 4:         /* NOP DWORD ptr [EAX + 00H] */
+               ic(0x0f);   ic(0x1f);       ic(0x40);       ic(0x00);
+               break;
+           case 5:         /* NOP DWORD ptr [EAX + EAX*1 + 00H] */
+               ic(0x0f);   ic(0x1f);       ic(0x44);       ic(0x00);
+               ic(0x00);
+               break;
+           case 6:         /* 66 NOP DWORD ptr [EAX + EAX*1 + 00H] */
+               ic(0x66);   ic(0x0f);       ic(0x1f);       ic(0x44);
+               ic(0x00);   ic(0x00);
+               break;
+           case 7:         /* NOP DWORD ptr [EAX + 00000000H] */
+               ic(0x0f);   ic(0x1f);       ic(0x80);       ii(0x0000);
+               break;
+           case 8:         /* NOP DWORD ptr [EAX + EAX*1 + 00000000H] */
+               ic(0x0f);   ic(0x1f);       ic(0x84);       ic(0x00);
+               ii(0x0000);
+               break;
+           case 9:         /* 66 NOP DWORD ptr [EAX + EAX*1 + 00000000H] */
+               ic(0x66);   ic(0x0f);       ic(0x1f);       ic(0x84);
+               ic(0x00);   ii(0x0000);
+               break;
+       }
+       count -= i;
     }
 }
-
 static void
 _lea(jit_state_t *_jit, jit_int32_t md, jit_int32_t rb,
      jit_int32_t ri, jit_int32_t ms, jit_int32_t rd)