Move store 32 byte instruction series to macros to make code more readable. Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@xxxxxxxxxxxx> --- arch/arc/lib/memset-archs.S | 63 +++++++++++++++------------------------------ 1 file changed, 21 insertions(+), 42 deletions(-) diff --git a/arch/arc/lib/memset-archs.S b/arch/arc/lib/memset-archs.S index c7717832336f..4a0d562d23cd 100644 --- a/arch/arc/lib/memset-archs.S +++ b/arch/arc/lib/memset-archs.S @@ -31,6 +31,24 @@ # endif #endif /* L1_CACHE_SHIFT!=6 */ +.macro MEMSET_32BYTE val, adr +#ifdef CONFIG_ARC_HAS_LL64 + std.ab \val, [\adr, 8] + std.ab \val, [\adr, 8] + std.ab \val, [\adr, 8] + std.ab \val, [\adr, 8] +#else + st.ab \val, [\adr, 4] + st.ab \val, [\adr, 4] + st.ab \val, [\adr, 4] + st.ab \val, [\adr, 4] + st.ab \val, [\adr, 4] + st.ab \val, [\adr, 4] + st.ab \val, [\adr, 4] + st.ab \val, [\adr, 4] +#endif +.endm + ENTRY_CFI(memset) PREFETCHW_INSTR([r0]) ; Prefetch the first write location mov.f 0, r2 @@ -70,53 +88,14 @@ ENTRY_CFI(memset) lpnz @.Lset64bytes ;; LOOP START PREALLOC_INSTR([r3, 64]) ;Prefetch the next write location -#ifdef CONFIG_ARC_HAS_LL64 - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] -#else - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] -#endif + MEMSET_32BYTE r4, r3 + MEMSET_32BYTE r4, r3 .Lset64bytes: lsr.f lp_count, r2, 5 ;Last remaining max 124 bytes lpnz .Lset32bytes ;; LOOP START -#ifdef CONFIG_ARC_HAS_LL64 - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] - std.ab r4, [r3, 8] -#else - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] - st.ab r4, [r3, 4] -#endif + MEMSET_32BYTE r4, r3 .Lset32bytes: and.f lp_count, r2, 0x1F ;Last remaining 31 bytes -- 2.14.5 _______________________________________________ linux-snps-arc mailing list linux-snps-arc@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/linux-snps-arc
