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x8616_decode_gen_emit now easier to read...

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ed
2026-09-08 23:46:35 -04:00
parent b9b1ed460a
commit 5e6e139cc0
5 changed files with 148 additions and 70 deletions
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code/duffle/asm.h
+5 -5
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@@ -37,7 +37,7 @@ typedef U1 U1x16 attribute(vector_size(16));
#define x64_u8x4_match(dst, a, b) "vpcmpeqq " x64_r(b) ", " x64_r(a) ", " x64_r(dst) "\n"
#define x64_u4_from_qword_hits(dst, src) "vmovmskpd " x64_r(src) ", " x64_r(dst) "\n"
I_ U4 count_trailing_zeros_u4(U4 mask) {
FI_ U4 count_trailing_zeros_u4(U4 mask) {
U4 n;
asm volatile(
x64_u4_count_trailing_zeros(n, mask)
@@ -47,7 +47,7 @@ I_ U4 count_trailing_zeros_u4(U4 mask) {
return n;
}
I_ U1x16 splat_u4_u1x16(U4 b4) {
FI_ U1x16 splat_u4_u1x16(U4 b4) {
U1x16 v;
asm volatile(
x64_u1x16_load_mem4 (v, b4)
@@ -58,7 +58,7 @@ I_ U1x16 splat_u4_u1x16(U4 b4) {
return v;
}
I_ U4 mask_eq8_u1x16(U1_R p, U1x16 needle) {
FI_ U4 mask_eq8_u1x16(U1_R p, U1x16 needle) {
U1x16 chunk;
U4 mask;
asm volatile(
@@ -72,7 +72,7 @@ I_ U4 mask_eq8_u1x16(U1_R p, U1x16 needle) {
return mask; /* movq zero-fills the high 8 bytes; bits 8–15 stay 0 */
}
I_ U4 mask_eq16_u1x16(U1_R p, U1x16 needle) {
FI_ U4 mask_eq16_u1x16(U1_R p, U1x16 needle) {
U1x16 chunk;
U4 mask;
asm volatile(
@@ -105,7 +105,7 @@ I_ U8 find_u1_via_u1x16(U1_R p, U8 len, U1 ch, U1x16 needle) {
return len; /* not found */
}
I_ U4 find_aos_keys_mask_u8x4(U8_R p0, U8_R p1, U8_R p2, U8_R p3, U8 key) {
FI_ U4 find_aos_keys_mask_u8x4(U8_R p0, U8_R p1, U8_R p2, U8_R p3, U8 key) {
U8x2 lo, hi;
U8x4 keys, splat, eq;
U4 mask;