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-rw-r--r--arch/sparc/lib/NGmemcpy.S510
1 files changed, 510 insertions, 0 deletions
diff --git a/arch/sparc/lib/NGmemcpy.S b/arch/sparc/lib/NGmemcpy.S
new file mode 100644
index 000000000..8e4d22a6b
--- /dev/null
+++ b/arch/sparc/lib/NGmemcpy.S
@@ -0,0 +1,510 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* NGmemcpy.S: Niagara optimized memcpy.
+ *
+ * Copyright (C) 2006, 2007 David S. Miller (davem@davemloft.net)
+ */
+
+#ifdef __KERNEL__
+#include <linux/linkage.h>
+#include <asm/asi.h>
+#include <asm/thread_info.h>
+#define GLOBAL_SPARE %g7
+#define RESTORE_ASI(TMP) \
+ ldub [%g6 + TI_CURRENT_DS], TMP; \
+ wr TMP, 0x0, %asi;
+#else
+#define GLOBAL_SPARE %g5
+#define RESTORE_ASI(TMP) \
+ wr %g0, ASI_PNF, %asi
+#endif
+
+#ifdef __sparc_v9__
+#define SAVE_AMOUNT 128
+#else
+#define SAVE_AMOUNT 64
+#endif
+
+#ifndef STORE_ASI
+#define STORE_ASI ASI_BLK_INIT_QUAD_LDD_P
+#endif
+
+#ifndef EX_LD
+#define EX_LD(x,y) x
+#endif
+
+#ifndef EX_ST
+#define EX_ST(x,y) x
+#endif
+
+#ifndef LOAD
+#ifndef MEMCPY_DEBUG
+#define LOAD(type,addr,dest) type [addr], dest
+#else
+#define LOAD(type,addr,dest) type##a [addr] 0x80, dest
+#endif
+#endif
+
+#ifndef LOAD_TWIN
+#define LOAD_TWIN(addr_reg,dest0,dest1) \
+ ldda [addr_reg] ASI_BLK_INIT_QUAD_LDD_P, dest0
+#endif
+
+#ifndef STORE
+#define STORE(type,src,addr) type src, [addr]
+#endif
+
+#ifndef STORE_INIT
+#ifndef SIMULATE_NIAGARA_ON_NON_NIAGARA
+#define STORE_INIT(src,addr) stxa src, [addr] %asi
+#else
+#define STORE_INIT(src,addr) stx src, [addr + 0x00]
+#endif
+#endif
+
+#ifndef FUNC_NAME
+#define FUNC_NAME NGmemcpy
+#endif
+
+#ifndef PREAMBLE
+#define PREAMBLE
+#endif
+
+#ifndef XCC
+#define XCC xcc
+#endif
+
+ .register %g2,#scratch
+ .register %g3,#scratch
+
+ .text
+#ifndef EX_RETVAL
+#define EX_RETVAL(x) x
+__restore_asi:
+ ret
+ wr %g0, ASI_AIUS, %asi
+ restore
+ENTRY(NG_ret_i2_plus_i4_plus_1)
+ ba,pt %xcc, __restore_asi
+ add %i2, %i5, %i0
+ENDPROC(NG_ret_i2_plus_i4_plus_1)
+ENTRY(NG_ret_i2_plus_g1)
+ ba,pt %xcc, __restore_asi
+ add %i2, %g1, %i0
+ENDPROC(NG_ret_i2_plus_g1)
+ENTRY(NG_ret_i2_plus_g1_minus_8)
+ sub %g1, 8, %g1
+ ba,pt %xcc, __restore_asi
+ add %i2, %g1, %i0
+ENDPROC(NG_ret_i2_plus_g1_minus_8)
+ENTRY(NG_ret_i2_plus_g1_minus_16)
+ sub %g1, 16, %g1
+ ba,pt %xcc, __restore_asi
+ add %i2, %g1, %i0
+ENDPROC(NG_ret_i2_plus_g1_minus_16)
+ENTRY(NG_ret_i2_plus_g1_minus_24)
+ sub %g1, 24, %g1
+ ba,pt %xcc, __restore_asi
+ add %i2, %g1, %i0
+ENDPROC(NG_ret_i2_plus_g1_minus_24)
+ENTRY(NG_ret_i2_plus_g1_minus_32)
+ sub %g1, 32, %g1
+ ba,pt %xcc, __restore_asi
+ add %i2, %g1, %i0
+ENDPROC(NG_ret_i2_plus_g1_minus_32)
+ENTRY(NG_ret_i2_plus_g1_minus_40)
+ sub %g1, 40, %g1
+ ba,pt %xcc, __restore_asi
+ add %i2, %g1, %i0
+ENDPROC(NG_ret_i2_plus_g1_minus_40)
+ENTRY(NG_ret_i2_plus_g1_minus_48)
+ sub %g1, 48, %g1
+ ba,pt %xcc, __restore_asi
+ add %i2, %g1, %i0
+ENDPROC(NG_ret_i2_plus_g1_minus_48)
+ENTRY(NG_ret_i2_plus_g1_minus_56)
+ sub %g1, 56, %g1
+ ba,pt %xcc, __restore_asi
+ add %i2, %g1, %i0
+ENDPROC(NG_ret_i2_plus_g1_minus_56)
+ENTRY(NG_ret_i2_plus_i4)
+ ba,pt %xcc, __restore_asi
+ add %i2, %i4, %i0
+ENDPROC(NG_ret_i2_plus_i4)
+ENTRY(NG_ret_i2_plus_i4_minus_8)
+ sub %i4, 8, %i4
+ ba,pt %xcc, __restore_asi
+ add %i2, %i4, %i0
+ENDPROC(NG_ret_i2_plus_i4_minus_8)
+ENTRY(NG_ret_i2_plus_8)
+ ba,pt %xcc, __restore_asi
+ add %i2, 8, %i0
+ENDPROC(NG_ret_i2_plus_8)
+ENTRY(NG_ret_i2_plus_4)
+ ba,pt %xcc, __restore_asi
+ add %i2, 4, %i0
+ENDPROC(NG_ret_i2_plus_4)
+ENTRY(NG_ret_i2_plus_1)
+ ba,pt %xcc, __restore_asi
+ add %i2, 1, %i0
+ENDPROC(NG_ret_i2_plus_1)
+ENTRY(NG_ret_i2_plus_g1_plus_1)
+ add %g1, 1, %g1
+ ba,pt %xcc, __restore_asi
+ add %i2, %g1, %i0
+ENDPROC(NG_ret_i2_plus_g1_plus_1)
+ENTRY(NG_ret_i2)
+ ba,pt %xcc, __restore_asi
+ mov %i2, %i0
+ENDPROC(NG_ret_i2)
+ENTRY(NG_ret_i2_and_7_plus_i4)
+ and %i2, 7, %i2
+ ba,pt %xcc, __restore_asi
+ add %i2, %i4, %i0
+ENDPROC(NG_ret_i2_and_7_plus_i4)
+#endif
+
+ .align 64
+
+ .globl FUNC_NAME
+ .type FUNC_NAME,#function
+FUNC_NAME: /* %i0=dst, %i1=src, %i2=len */
+ PREAMBLE
+ save %sp, -SAVE_AMOUNT, %sp
+ srlx %i2, 31, %g2
+ cmp %g2, 0
+ tne %xcc, 5
+ mov %i0, %o0
+ cmp %i2, 0
+ be,pn %XCC, 85f
+ or %o0, %i1, %i3
+ cmp %i2, 16
+ blu,a,pn %XCC, 80f
+ or %i3, %i2, %i3
+
+ /* 2 blocks (128 bytes) is the minimum we can do the block
+ * copy with. We need to ensure that we'll iterate at least
+ * once in the block copy loop. At worst we'll need to align
+ * the destination to a 64-byte boundary which can chew up
+ * to (64 - 1) bytes from the length before we perform the
+ * block copy loop.
+ */
+ cmp %i2, (2 * 64)
+ blu,pt %XCC, 70f
+ andcc %i3, 0x7, %g0
+
+ /* %o0: dst
+ * %i1: src
+ * %i2: len (known to be >= 128)
+ *
+ * The block copy loops will use %i4/%i5,%g2/%g3 as
+ * temporaries while copying the data.
+ */
+
+ LOAD(prefetch, %i1, #one_read)
+ wr %g0, STORE_ASI, %asi
+
+ /* Align destination on 64-byte boundary. */
+ andcc %o0, (64 - 1), %i4
+ be,pt %XCC, 2f
+ sub %i4, 64, %i4
+ sub %g0, %i4, %i4 ! bytes to align dst
+ sub %i2, %i4, %i2
+1: subcc %i4, 1, %i4
+ EX_LD(LOAD(ldub, %i1, %g1), NG_ret_i2_plus_i4_plus_1)
+ EX_ST(STORE(stb, %g1, %o0), NG_ret_i2_plus_i4_plus_1)
+ add %i1, 1, %i1
+ bne,pt %XCC, 1b
+ add %o0, 1, %o0
+
+ /* If the source is on a 16-byte boundary we can do
+ * the direct block copy loop. If it is 8-byte aligned
+ * we can do the 16-byte loads offset by -8 bytes and the
+ * init stores offset by one register.
+ *
+ * If the source is not even 8-byte aligned, we need to do
+ * shifting and masking (basically integer faligndata).
+ *
+ * The careful bit with init stores is that if we store
+ * to any part of the cache line we have to store the whole
+ * cacheline else we can end up with corrupt L2 cache line
+ * contents. Since the loop works on 64-bytes of 64-byte
+ * aligned store data at a time, this is easy to ensure.
+ */
+2:
+ andcc %i1, (16 - 1), %i4
+ andn %i2, (64 - 1), %g1 ! block copy loop iterator
+ be,pt %XCC, 50f
+ sub %i2, %g1, %i2 ! final sub-block copy bytes
+
+ cmp %i4, 8
+ be,pt %XCC, 10f
+ sub %i1, %i4, %i1
+
+ /* Neither 8-byte nor 16-byte aligned, shift and mask. */
+ and %i4, 0x7, GLOBAL_SPARE
+ sll GLOBAL_SPARE, 3, GLOBAL_SPARE
+ mov 64, %i5
+ EX_LD(LOAD_TWIN(%i1, %g2, %g3), NG_ret_i2_plus_g1)
+ sub %i5, GLOBAL_SPARE, %i5
+ mov 16, %o4
+ mov 32, %o5
+ mov 48, %o7
+ mov 64, %i3
+
+ bg,pn %XCC, 9f
+ nop
+
+#define MIX_THREE_WORDS(WORD1, WORD2, WORD3, PRE_SHIFT, POST_SHIFT, TMP) \
+ sllx WORD1, POST_SHIFT, WORD1; \
+ srlx WORD2, PRE_SHIFT, TMP; \
+ sllx WORD2, POST_SHIFT, WORD2; \
+ or WORD1, TMP, WORD1; \
+ srlx WORD3, PRE_SHIFT, TMP; \
+ or WORD2, TMP, WORD2;
+
+8: EX_LD(LOAD_TWIN(%i1 + %o4, %o2, %o3), NG_ret_i2_plus_g1)
+ MIX_THREE_WORDS(%g2, %g3, %o2, %i5, GLOBAL_SPARE, %o1)
+ LOAD(prefetch, %i1 + %i3, #one_read)
+
+ EX_ST(STORE_INIT(%g2, %o0 + 0x00), NG_ret_i2_plus_g1)
+ EX_ST(STORE_INIT(%g3, %o0 + 0x08), NG_ret_i2_plus_g1_minus_8)
+
+ EX_LD(LOAD_TWIN(%i1 + %o5, %g2, %g3), NG_ret_i2_plus_g1_minus_16)
+ MIX_THREE_WORDS(%o2, %o3, %g2, %i5, GLOBAL_SPARE, %o1)
+
+ EX_ST(STORE_INIT(%o2, %o0 + 0x10), NG_ret_i2_plus_g1_minus_16)
+ EX_ST(STORE_INIT(%o3, %o0 + 0x18), NG_ret_i2_plus_g1_minus_24)
+
+ EX_LD(LOAD_TWIN(%i1 + %o7, %o2, %o3), NG_ret_i2_plus_g1_minus_32)
+ MIX_THREE_WORDS(%g2, %g3, %o2, %i5, GLOBAL_SPARE, %o1)
+
+ EX_ST(STORE_INIT(%g2, %o0 + 0x20), NG_ret_i2_plus_g1_minus_32)
+ EX_ST(STORE_INIT(%g3, %o0 + 0x28), NG_ret_i2_plus_g1_minus_40)
+
+ EX_LD(LOAD_TWIN(%i1 + %i3, %g2, %g3), NG_ret_i2_plus_g1_minus_48)
+ add %i1, 64, %i1
+ MIX_THREE_WORDS(%o2, %o3, %g2, %i5, GLOBAL_SPARE, %o1)
+
+ EX_ST(STORE_INIT(%o2, %o0 + 0x30), NG_ret_i2_plus_g1_minus_48)
+ EX_ST(STORE_INIT(%o3, %o0 + 0x38), NG_ret_i2_plus_g1_minus_56)
+
+ subcc %g1, 64, %g1
+ bne,pt %XCC, 8b
+ add %o0, 64, %o0
+
+ ba,pt %XCC, 60f
+ add %i1, %i4, %i1
+
+9: EX_LD(LOAD_TWIN(%i1 + %o4, %o2, %o3), NG_ret_i2_plus_g1)
+ MIX_THREE_WORDS(%g3, %o2, %o3, %i5, GLOBAL_SPARE, %o1)
+ LOAD(prefetch, %i1 + %i3, #one_read)
+
+ EX_ST(STORE_INIT(%g3, %o0 + 0x00), NG_ret_i2_plus_g1)
+ EX_ST(STORE_INIT(%o2, %o0 + 0x08), NG_ret_i2_plus_g1_minus_8)
+
+ EX_LD(LOAD_TWIN(%i1 + %o5, %g2, %g3), NG_ret_i2_plus_g1_minus_16)
+ MIX_THREE_WORDS(%o3, %g2, %g3, %i5, GLOBAL_SPARE, %o1)
+
+ EX_ST(STORE_INIT(%o3, %o0 + 0x10), NG_ret_i2_plus_g1_minus_16)
+ EX_ST(STORE_INIT(%g2, %o0 + 0x18), NG_ret_i2_plus_g1_minus_24)
+
+ EX_LD(LOAD_TWIN(%i1 + %o7, %o2, %o3), NG_ret_i2_plus_g1_minus_32)
+ MIX_THREE_WORDS(%g3, %o2, %o3, %i5, GLOBAL_SPARE, %o1)
+
+ EX_ST(STORE_INIT(%g3, %o0 + 0x20), NG_ret_i2_plus_g1_minus_32)
+ EX_ST(STORE_INIT(%o2, %o0 + 0x28), NG_ret_i2_plus_g1_minus_40)
+
+ EX_LD(LOAD_TWIN(%i1 + %i3, %g2, %g3), NG_ret_i2_plus_g1_minus_48)
+ add %i1, 64, %i1
+ MIX_THREE_WORDS(%o3, %g2, %g3, %i5, GLOBAL_SPARE, %o1)
+
+ EX_ST(STORE_INIT(%o3, %o0 + 0x30), NG_ret_i2_plus_g1_minus_48)
+ EX_ST(STORE_INIT(%g2, %o0 + 0x38), NG_ret_i2_plus_g1_minus_56)
+
+ subcc %g1, 64, %g1
+ bne,pt %XCC, 9b
+ add %o0, 64, %o0
+
+ ba,pt %XCC, 60f
+ add %i1, %i4, %i1
+
+10: /* Destination is 64-byte aligned, source was only 8-byte
+ * aligned but it has been subtracted by 8 and we perform
+ * one twin load ahead, then add 8 back into source when
+ * we finish the loop.
+ */
+ EX_LD(LOAD_TWIN(%i1, %o4, %o5), NG_ret_i2_plus_g1)
+ mov 16, %o7
+ mov 32, %g2
+ mov 48, %g3
+ mov 64, %o1
+1: EX_LD(LOAD_TWIN(%i1 + %o7, %o2, %o3), NG_ret_i2_plus_g1)
+ LOAD(prefetch, %i1 + %o1, #one_read)
+ EX_ST(STORE_INIT(%o5, %o0 + 0x00), NG_ret_i2_plus_g1) ! initializes cache line
+ EX_ST(STORE_INIT(%o2, %o0 + 0x08), NG_ret_i2_plus_g1_minus_8)
+ EX_LD(LOAD_TWIN(%i1 + %g2, %o4, %o5), NG_ret_i2_plus_g1_minus_16)
+ EX_ST(STORE_INIT(%o3, %o0 + 0x10), NG_ret_i2_plus_g1_minus_16)
+ EX_ST(STORE_INIT(%o4, %o0 + 0x18), NG_ret_i2_plus_g1_minus_24)
+ EX_LD(LOAD_TWIN(%i1 + %g3, %o2, %o3), NG_ret_i2_plus_g1_minus_32)
+ EX_ST(STORE_INIT(%o5, %o0 + 0x20), NG_ret_i2_plus_g1_minus_32)
+ EX_ST(STORE_INIT(%o2, %o0 + 0x28), NG_ret_i2_plus_g1_minus_40)
+ EX_LD(LOAD_TWIN(%i1 + %o1, %o4, %o5), NG_ret_i2_plus_g1_minus_48)
+ add %i1, 64, %i1
+ EX_ST(STORE_INIT(%o3, %o0 + 0x30), NG_ret_i2_plus_g1_minus_48)
+ EX_ST(STORE_INIT(%o4, %o0 + 0x38), NG_ret_i2_plus_g1_minus_56)
+ subcc %g1, 64, %g1
+ bne,pt %XCC, 1b
+ add %o0, 64, %o0
+
+ ba,pt %XCC, 60f
+ add %i1, 0x8, %i1
+
+50: /* Destination is 64-byte aligned, and source is 16-byte
+ * aligned.
+ */
+ mov 16, %o7
+ mov 32, %g2
+ mov 48, %g3
+ mov 64, %o1
+1: EX_LD(LOAD_TWIN(%i1 + %g0, %o4, %o5), NG_ret_i2_plus_g1)
+ EX_LD(LOAD_TWIN(%i1 + %o7, %o2, %o3), NG_ret_i2_plus_g1)
+ LOAD(prefetch, %i1 + %o1, #one_read)
+ EX_ST(STORE_INIT(%o4, %o0 + 0x00), NG_ret_i2_plus_g1) ! initializes cache line
+ EX_ST(STORE_INIT(%o5, %o0 + 0x08), NG_ret_i2_plus_g1_minus_8)
+ EX_LD(LOAD_TWIN(%i1 + %g2, %o4, %o5), NG_ret_i2_plus_g1_minus_16)
+ EX_ST(STORE_INIT(%o2, %o0 + 0x10), NG_ret_i2_plus_g1_minus_16)
+ EX_ST(STORE_INIT(%o3, %o0 + 0x18), NG_ret_i2_plus_g1_minus_24)
+ EX_LD(LOAD_TWIN(%i1 + %g3, %o2, %o3), NG_ret_i2_plus_g1_minus_32)
+ add %i1, 64, %i1
+ EX_ST(STORE_INIT(%o4, %o0 + 0x20), NG_ret_i2_plus_g1_minus_32)
+ EX_ST(STORE_INIT(%o5, %o0 + 0x28), NG_ret_i2_plus_g1_minus_40)
+ EX_ST(STORE_INIT(%o2, %o0 + 0x30), NG_ret_i2_plus_g1_minus_48)
+ EX_ST(STORE_INIT(%o3, %o0 + 0x38), NG_ret_i2_plus_g1_minus_56)
+ subcc %g1, 64, %g1
+ bne,pt %XCC, 1b
+ add %o0, 64, %o0
+ /* fall through */
+
+60:
+ membar #Sync
+
+ /* %i2 contains any final bytes still needed to be copied
+ * over. If anything is left, we copy it one byte at a time.
+ */
+ RESTORE_ASI(%i3)
+ brz,pt %i2, 85f
+ sub %o0, %i1, %i3
+ ba,a,pt %XCC, 90f
+ nop
+
+ .align 64
+70: /* 16 < len <= 64 */
+ bne,pn %XCC, 75f
+ sub %o0, %i1, %i3
+
+72:
+ andn %i2, 0xf, %i4
+ and %i2, 0xf, %i2
+1: subcc %i4, 0x10, %i4
+ EX_LD(LOAD(ldx, %i1, %o4), NG_ret_i2_plus_i4)
+ add %i1, 0x08, %i1
+ EX_LD(LOAD(ldx, %i1, %g1), NG_ret_i2_plus_i4)
+ sub %i1, 0x08, %i1
+ EX_ST(STORE(stx, %o4, %i1 + %i3), NG_ret_i2_plus_i4)
+ add %i1, 0x8, %i1
+ EX_ST(STORE(stx, %g1, %i1 + %i3), NG_ret_i2_plus_i4_minus_8)
+ bgu,pt %XCC, 1b
+ add %i1, 0x8, %i1
+73: andcc %i2, 0x8, %g0
+ be,pt %XCC, 1f
+ nop
+ sub %i2, 0x8, %i2
+ EX_LD(LOAD(ldx, %i1, %o4), NG_ret_i2_plus_8)
+ EX_ST(STORE(stx, %o4, %i1 + %i3), NG_ret_i2_plus_8)
+ add %i1, 0x8, %i1
+1: andcc %i2, 0x4, %g0
+ be,pt %XCC, 1f
+ nop
+ sub %i2, 0x4, %i2
+ EX_LD(LOAD(lduw, %i1, %i5), NG_ret_i2_plus_4)
+ EX_ST(STORE(stw, %i5, %i1 + %i3), NG_ret_i2_plus_4)
+ add %i1, 0x4, %i1
+1: cmp %i2, 0
+ be,pt %XCC, 85f
+ nop
+ ba,pt %xcc, 90f
+ nop
+
+75:
+ andcc %o0, 0x7, %g1
+ sub %g1, 0x8, %g1
+ be,pn %icc, 2f
+ sub %g0, %g1, %g1
+ sub %i2, %g1, %i2
+
+1: subcc %g1, 1, %g1
+ EX_LD(LOAD(ldub, %i1, %i5), NG_ret_i2_plus_g1_plus_1)
+ EX_ST(STORE(stb, %i5, %i1 + %i3), NG_ret_i2_plus_g1_plus_1)
+ bgu,pt %icc, 1b
+ add %i1, 1, %i1
+
+2: add %i1, %i3, %o0
+ andcc %i1, 0x7, %g1
+ bne,pt %icc, 8f
+ sll %g1, 3, %g1
+
+ cmp %i2, 16
+ bgeu,pt %icc, 72b
+ nop
+ ba,a,pt %xcc, 73b
+
+8: mov 64, %i3
+ andn %i1, 0x7, %i1
+ EX_LD(LOAD(ldx, %i1, %g2), NG_ret_i2)
+ sub %i3, %g1, %i3
+ andn %i2, 0x7, %i4
+ sllx %g2, %g1, %g2
+1: add %i1, 0x8, %i1
+ EX_LD(LOAD(ldx, %i1, %g3), NG_ret_i2_and_7_plus_i4)
+ subcc %i4, 0x8, %i4
+ srlx %g3, %i3, %i5
+ or %i5, %g2, %i5
+ EX_ST(STORE(stx, %i5, %o0), NG_ret_i2_and_7_plus_i4)
+ add %o0, 0x8, %o0
+ bgu,pt %icc, 1b
+ sllx %g3, %g1, %g2
+
+ srl %g1, 3, %g1
+ andcc %i2, 0x7, %i2
+ be,pn %icc, 85f
+ add %i1, %g1, %i1
+ ba,pt %xcc, 90f
+ sub %o0, %i1, %i3
+
+ .align 64
+80: /* 0 < len <= 16 */
+ andcc %i3, 0x3, %g0
+ bne,pn %XCC, 90f
+ sub %o0, %i1, %i3
+
+1:
+ subcc %i2, 4, %i2
+ EX_LD(LOAD(lduw, %i1, %g1), NG_ret_i2_plus_4)
+ EX_ST(STORE(stw, %g1, %i1 + %i3), NG_ret_i2_plus_4)
+ bgu,pt %XCC, 1b
+ add %i1, 4, %i1
+
+85: ret
+ restore EX_RETVAL(%i0), %g0, %o0
+
+ .align 32
+90:
+ subcc %i2, 1, %i2
+ EX_LD(LOAD(ldub, %i1, %g1), NG_ret_i2_plus_1)
+ EX_ST(STORE(stb, %g1, %i1 + %i3), NG_ret_i2_plus_1)
+ bgu,pt %XCC, 90b
+ add %i1, 1, %i1
+ ret
+ restore EX_RETVAL(%i0), %g0, %o0
+
+ .size FUNC_NAME, .-FUNC_NAME
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 17:58:01 +0000