* config/sh/lib1funcs.asm (ic_invalidate): Align the
cache-mirroring sequence. Add nops.
From-SVN: r42833
+2001-06-03 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/sh/lib1funcs.asm (ic_invalidate): Align the
+ cache-mirroring sequence. Add nops.
+
2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
* doc/install-old.texi: Remove more old installation
ocbwb @r4
mova 0f,r0
mov.w 1f,r1
+/* Compute how many cache lines 0f is away from r4. */
sub r0,r4
and r1,r4
- add #4,r4
+/* Prepare to branch to 0f plus the cache-line offset. */
+ add # 0f - 1f,r4
braf r4
nop
1:
.short 0x1fe0
- nop
+ .p2align 5
+/* This must be aligned to the beginning of a cache line. */
0:
- .rept 2048
+ .rept 256 /* There are 256 cache lines of 32 bytes. */
rts
+ .rept 15
nop
.endr
+ .endr
#endif /* SH4 */
#endif /* L_ic_invalidate */