From 4915ced6ce32dd96fadb897b97d0da58c0561e9f Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Sun, 21 Feb 2021 11:23:09 -0800
Subject: [PATCH] ircd::icu: Add bulk vector utility overloads.

---
 include/ircd/icu.h |  5 +++++
 ircd/icu.cc        | 44 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 49 insertions(+)

diff --git a/include/ircd/icu.h b/include/ircd/icu.h
index d43bcb9d9..777432484 100644
--- a/include/ircd/icu.h
+++ b/include/ircd/icu.h
@@ -21,6 +21,11 @@ namespace ircd::icu
 	bool is_nonchar(const char32_t &) noexcept;
 	bool is_char(const char32_t &) noexcept;
 
+	i32x16 category(const c32x16) noexcept;
+	i32x16 block(const c32x16) noexcept;
+	u32x16 is_nonchar(const c32x16) noexcept; // returns mask
+	u32x16 is_char(const c32x16) noexcept; // returns mask
+
 	char32_t toupper(const char32_t &) noexcept;
 	char32_t tolower(const char32_t &) noexcept;
 
diff --git a/ircd/icu.cc b/ircd/icu.cc
index 5c4dcd4be..bf3bc7d47 100644
--- a/ircd/icu.cc
+++ b/ircd/icu.cc
@@ -171,6 +171,50 @@ noexcept
 	return u_toupper(ch);
 }
 
+ircd::u32x16
+ircd::icu::is_char(const c32x16 ch)
+noexcept
+{
+	u32x16 ret{0};
+	for(size_t i{0}; i < 16; ++i)
+		ret[i] = boolmask<u32>(is_char(ch[i]));
+
+	return ret;
+}
+
+ircd::u32x16
+ircd::icu::is_nonchar(const c32x16 ch)
+noexcept
+{
+	u32x16 ret{0};
+	for(size_t i{0}; i < 16; ++i)
+		ret[i] = boolmask<u32>(is_nonchar(ch[i]));
+
+	return ret;
+}
+
+ircd::i32x16
+ircd::icu::block(const c32x16 ch)
+noexcept
+{
+	i32x16 ret{0};
+	for(size_t i{0}; i < 16; ++i)
+		ret[i] = ch[i]? (1U << block(ch[i])): 0;
+
+	return ret;
+}
+
+ircd::i32x16
+ircd::icu::category(const c32x16 ch)
+noexcept
+{
+	i32x16 ret{0};
+	for(size_t i{0}; i < 16; ++i)
+		ret[i] = ch[i]? (1U << category(ch[i])): 0;
+
+	return ret;
+}
+
 bool
 ircd::icu::is_char(const char32_t &ch)
 noexcept