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Set SIMD_SCAN_WIDTH based on size_of(uintptr)

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Feoramund
2024-08-10 07:18:49 -04:00
parent c69fa87d53
commit 5d5addd48f
1 changed files with 23 additions and 7 deletions
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30
core/bytes/bytes.odin
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@@ -6,14 +6,30 @@ import "core:unicode"
import "core:unicode/utf8"
@private SIMD_SCAN_WIDTH :: 32
@private SIMD_SCAN_WIDTH :: 8 * size_of(uintptr)
@(private, rodata)
simd_scanner_indices := #simd[SIMD_SCAN_WIDTH]u8 {
0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30, 31,
when SIMD_SCAN_WIDTH == 32 {
@(private, rodata)
simd_scanner_indices := #simd[SIMD_SCAN_WIDTH]u8 {
0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30, 31,
}
} else when SIMD_SCAN_WIDTH == 64 {
@(private, rodata)
simd_scanner_indices := #simd[SIMD_SCAN_WIDTH]u8 {
0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30, 31,
32, 33, 34, 35, 36, 37, 38, 39,
40, 41, 42, 43, 44, 45, 46, 47,
48, 49, 50, 51, 52, 53, 54, 55,
56, 57, 58, 59, 60, 61, 62, 63,
}
} else {
#panic("Invalid SIMD_SCAN_WIDTH. Must be 32 or 64.")
}