Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / arch / sh / lib / ashrsi3.S

diff --git a/qemu/roms/u-boot/arch/sh/lib/ashrsi3.S b/qemu/roms/u-boot/arch/sh/lib/ashrsi3.S
new file mode 100644 (file)
index 0000000..01f15de
--- /dev/null
+++ b/qemu/roms/u-boot/arch/sh/lib/ashrsi3.S
@@ -0,0 +1,164 @@
+/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
+   2004, 2005, 2006
+   Free Software Foundation, Inc.
+
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+!! libgcc routines for the Renesas / SuperH SH CPUs.
+!! Contributed by Steve Chamberlain.
+!! sac@cygnus.com
+
+!! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines
+!! recoded in assembly by Toshiyasu Morita
+!! tm@netcom.com
+
+/* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and
+   ELF local label prefixes by J"orn Rennecke
+   amylaar@cygnus.com  */
+
+!
+! __ashrsi3
+!
+! Entry:
+!
+! r4: Value to shift
+! r5: Shifts
+!
+! Exit:
+!
+! r0: Result
+!
+! Destroys:
+!
+! (none)
+!
+
+       .global __ashrsi3
+
+       .align  2
+__ashrsi3:
+       mov     #31,r0
+       and     r0,r5
+       mova    ashrsi3_table,r0
+       mov.b   @(r0,r5),r5
+#ifdef __sh1__
+       add     r5,r0
+       jmp     @r0
+#else
+       braf    r5
+#endif
+       mov     r4,r0
+
+       .align  2
+ashrsi3_table:
+       .byte           ashrsi3_0-ashrsi3_table
+       .byte           ashrsi3_1-ashrsi3_table
+       .byte           ashrsi3_2-ashrsi3_table
+       .byte           ashrsi3_3-ashrsi3_table
+       .byte           ashrsi3_4-ashrsi3_table
+       .byte           ashrsi3_5-ashrsi3_table
+       .byte           ashrsi3_6-ashrsi3_table
+       .byte           ashrsi3_7-ashrsi3_table
+       .byte           ashrsi3_8-ashrsi3_table
+       .byte           ashrsi3_9-ashrsi3_table
+       .byte           ashrsi3_10-ashrsi3_table
+       .byte           ashrsi3_11-ashrsi3_table
+       .byte           ashrsi3_12-ashrsi3_table
+       .byte           ashrsi3_13-ashrsi3_table
+       .byte           ashrsi3_14-ashrsi3_table
+       .byte           ashrsi3_15-ashrsi3_table
+       .byte           ashrsi3_16-ashrsi3_table
+       .byte           ashrsi3_17-ashrsi3_table
+       .byte           ashrsi3_18-ashrsi3_table
+       .byte           ashrsi3_19-ashrsi3_table
+       .byte           ashrsi3_20-ashrsi3_table
+       .byte           ashrsi3_21-ashrsi3_table
+       .byte           ashrsi3_22-ashrsi3_table
+       .byte           ashrsi3_23-ashrsi3_table
+       .byte           ashrsi3_24-ashrsi3_table
+       .byte           ashrsi3_25-ashrsi3_table
+       .byte           ashrsi3_26-ashrsi3_table
+       .byte           ashrsi3_27-ashrsi3_table
+       .byte           ashrsi3_28-ashrsi3_table
+       .byte           ashrsi3_29-ashrsi3_table
+       .byte           ashrsi3_30-ashrsi3_table
+       .byte           ashrsi3_31-ashrsi3_table
+
+ashrsi3_31:
+       rotcl   r0
+       rts
+       subc    r0,r0
+
+ashrsi3_30:
+       shar    r0
+ashrsi3_29:
+       shar    r0
+ashrsi3_28:
+       shar    r0
+ashrsi3_27:
+       shar    r0
+ashrsi3_26:
+       shar    r0
+ashrsi3_25:
+       shar    r0
+ashrsi3_24:
+       shlr16  r0
+       shlr8   r0
+       rts
+       exts.b  r0,r0
+
+ashrsi3_23:
+       shar    r0
+ashrsi3_22:
+       shar    r0
+ashrsi3_21:
+       shar    r0
+ashrsi3_20:
+       shar    r0
+ashrsi3_19:
+       shar    r0
+ashrsi3_18:
+       shar    r0
+ashrsi3_17:
+       shar    r0
+ashrsi3_16:
+       shlr16  r0
+       rts
+       exts.w  r0,r0
+
+ashrsi3_15:
+       shar    r0
+ashrsi3_14:
+       shar    r0
+ashrsi3_13:
+       shar    r0
+ashrsi3_12:
+       shar    r0
+ashrsi3_11:
+       shar    r0
+ashrsi3_10:
+       shar    r0
+ashrsi3_9:
+       shar    r0
+ashrsi3_8:
+       shar    r0
+ashrsi3_7:
+       shar    r0
+ashrsi3_6:
+       shar    r0
+ashrsi3_5:
+       shar    r0
+ashrsi3_4:
+       shar    r0
+ashrsi3_3:
+       shar    r0
+ashrsi3_2:
+       shar    r0
+ashrsi3_1:
+       rts
+       shar    r0
+
+ashrsi3_0:
+       rts
+       nop