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| author | Robin Getz <robin.getz@analog.com> | 2007-06-21 11:34:16 +0800 |
|---|---|---|
| committer | Bryan Wu <bryan.wu@analog.com> | 2007-06-21 11:34:16 +0800 |
| commit | 4bf3f3cbb6add01d3e6a18c73f594b73113b14f2 (patch) | |
| tree | a80839f98a64052f4d004a5207da2731fe556908 /arch/blackfin/lib | |
| parent | 0864a4e201b1ea442f4c8b887418a29f67e24d30 (diff) | |
| download | linux-stable-4bf3f3cbb6add01d3e6a18c73f594b73113b14f2.tar.gz linux-stable-4bf3f3cbb6add01d3e6a18c73f594b73113b14f2.tar.bz2 linux-stable-4bf3f3cbb6add01d3e6a18c73f594b73113b14f2.zip | |
Blackfin arch: update ANOMALY handling
update lists for 533, 537, and add SSYNC workaround into assembly files.
Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'arch/blackfin/lib')
| -rw-r--r-- | arch/blackfin/lib/memcmp.S | 5 | ||||
| -rw-r--r-- | arch/blackfin/lib/memcpy.S | 13 | ||||
| -rw-r--r-- | arch/blackfin/lib/memmove.S | 17 |
3 files changed, 30 insertions, 5 deletions
diff --git a/arch/blackfin/lib/memcmp.S b/arch/blackfin/lib/memcmp.S index a6b8ee6a6bf2..b88c5d2d1ebe 100644 --- a/arch/blackfin/lib/memcmp.S +++ b/arch/blackfin/lib/memcmp.S @@ -61,7 +61,12 @@ ENTRY(_memcmp) LSETUP (.Lquad_loop_s, .Lquad_loop_e) LC0=P1; .Lquad_loop_s: +#ifdef ANOMALY_05000202 + R0 = [P0++]; + R1 = [I0++]; +#else MNOP || R0 = [P0++] || R1 = [I0++]; +#endif CC = R0 == R1; IF !CC JUMP .Lquad_different; .Lquad_loop_e: diff --git a/arch/blackfin/lib/memcpy.S b/arch/blackfin/lib/memcpy.S index 34b5a91c215c..14a5585bbd02 100644 --- a/arch/blackfin/lib/memcpy.S +++ b/arch/blackfin/lib/memcpy.S @@ -94,13 +94,20 @@ ENTRY(_memcpy) .Lmore_than_seven: /* There's at least eight bytes to copy. */ P2 += -1; /* because we unroll one iteration */ - LSETUP(.Lword_loop, .Lword_loop) LC0=P2; + LSETUP(.Lword_loops, .Lword_loope) LC0=P2; R0 = R1; I1 = P1; R3 = [I1++]; -.Lword_loop: +#ifdef ANOMALY_05000202 +.Lword_loops: + [P0++] = R3; +.Lword_loope: + R3 = [I1++]; +#else +.Lword_loops: +.Lword_loope: MNOP || [P0++] = R3 || R3 = [I1++]; - +#endif [P0++] = R3; /* Any remaining bytes to copy? */ R3 = 0x3; diff --git a/arch/blackfin/lib/memmove.S b/arch/blackfin/lib/memmove.S index c371585e9dbd..6ee6e206e77c 100644 --- a/arch/blackfin/lib/memmove.S +++ b/arch/blackfin/lib/memmove.S @@ -69,8 +69,17 @@ ENTRY(_memmove) P2 = R2; /* set remainder */ R1 = [I0++]; - LSETUP (.Lquad_loop, .Lquad_loop) LC0=P1; -.Lquad_loop: MNOP || [P0++] = R1 || R1 = [I0++]; + LSETUP (.Lquad_loops, .Lquad_loope) LC0=P1; +#ifdef ANOMALY_05000202 +.Lquad_loops: + [P0++] = R1; +.Lquad_loope: + R1 = [I0++]; +#else +.Lquad_loops: +.Lquad_loope: + MNOP || [P0++] = R1 || R1 = [I0++]; +#endif [P0++] = R1; CC = P2 == 0; /* any remaining bytes? */ @@ -93,6 +102,10 @@ ENTRY(_memmove) R1 = B[P3--] (Z); CC = P2 == 0; IF CC JUMP .Lno_loop; +#ifdef ANOMALY_05000245 + NOP; + NOP; +#endif LSETUP (.Lol_s, .Lol_e) LC0 = P2; .Lol_s: B[P0--] = R1; .Lol_e: R1 = B[P3--] (Z); |