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Make more code aarch64 friendly

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Justine Tunney 2023-05-02 13:38:16 -07:00
parent ca2860947f
commit 2b73e72d59
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GPG key ID: BE714B4575D6E328
568 changed files with 2197 additions and 1061 deletions
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28
tool/build/lib/panel.c
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@ -16,14 +16,38 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "tool/build/lib/panel.h"
#include "libc/fmt/conv.h"
#include "libc/intrin/bsr.h"
#include "libc/intrin/safemacros.internal.h"
#include "libc/mem/mem.h"
#include "libc/str/str.h"
#include "libc/str/tpdecode.internal.h"
#include "libc/str/unicode.h"
#include "tool/build/lib/buffer.h"
#include "tool/build/lib/panel.h"
static int tpdecode(const char *s, wint_t *out) {
uint32_t wc, cb, need, msb, j, i = 0;
if ((wc = s[i++] & 255) == -1) return -1;
while ((wc & 0300) == 0200) {
if ((wc = s[i++] & 255) == -1) return -1;
}
if (!(0 <= wc && wc <= 0x7F)) {
msb = wc < 252 ? _bsr(~wc & 0xff) : 1;
need = 7 - msb;
wc &= ((1u << msb) - 1) | 0003;
for (j = 1; j < need; ++j) {
if ((cb = s[i++] & 255) == -1) return -1;
if ((cb & 0300) == 0200) {
wc = wc << 6 | (cb & 077);
} else {
if (out) *out = 0xFFFD;
return -1;
}
}
}
if (out) *out = wc;
return i;
}
/**
* Renders panel div flex boxen inside terminal display for tui.