diff options
Diffstat (limited to 'vere/ext/gmp/gen/aarch64-linux/mpn/copyd.s')
-rw-r--r-- | vere/ext/gmp/gen/aarch64-linux/mpn/copyd.s | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/vere/ext/gmp/gen/aarch64-linux/mpn/copyd.s b/vere/ext/gmp/gen/aarch64-linux/mpn/copyd.s new file mode 100644 index 0000000..5ef050b --- /dev/null +++ b/vere/ext/gmp/gen/aarch64-linux/mpn/copyd.s @@ -0,0 +1,105 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + .text + .align 3 + .globl __gmpn_copyd + .type __gmpn_copyd,@function +__gmpn_copyd: + add x0, x0, x2, lsl #3 + add x1, x1, x2, lsl #3 + + cmp x2, #3 + b.le .Lbc + + + tbz x0, #3, .Lal2 + sub x1, x1, #8 + ld1 {v22.1d}, [x1] + sub x2, x2, #1 + sub x0, x0, #8 + st1 {v22.1d}, [x0] + +.Lal2: sub x1, x1, #16 + ld1 {v26.2d}, [x1] + sub x2, x2, #6 + sub x0, x0, #16 + tbnz x2, #63, .Lend + + sub x1, x1, #16 + mov x12, #-16 + + .align 4 +.Ltop: ld1 {v22.2d}, [x1], x12 + st1 {v26.2d}, [x0], x12 + ld1 {v26.2d}, [x1], x12 + st1 {v22.2d}, [x0], x12 + sub x2, x2, #4 + tbz x2, #63, .Ltop + + add x1, x1, #16 + +.Lend: st1 {v26.2d}, [x0] + + + +.Lbc: tbz x2, #1, .Ltl1 + sub x1, x1, #16 + ld1 {v22.2d}, [x1] + sub x0, x0, #16 + st1 {v22.2d}, [x0] +.Ltl1: tbz x2, #0, .Ltl2 + sub x1, x1, #8 + ld1 {v22.1d}, [x1] + sub x0, x0, #8 + st1 {v22.1d}, [x0] +.Ltl2: ret + .size __gmpn_copyd,.-__gmpn_copyd |