Merging upstream version 1.67.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 65 insertions, 0 deletions

diff --git a/vendor/zerovec/benches/zerovec_iai.rs b/vendor/zerovec/benches/zerovec_iai.rs
new file mode 100644
index 000000000..c34a6aebc
--- /dev/null
+++ b/vendor/zerovec/benches/zerovec_iai.rs
@@ -0,0 +1,65 @@
+// This file is part of ICU4X. For terms of use, please see the file
+// called LICENSE at the top level of the ICU4X source tree
+// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
+
+use iai::black_box;
+
+#[path = "../src/samples.rs"]
+mod samples;
+use samples::*;
+
+use zerovec::ule::VarULE;
+use zerovec::VarZeroSlice;
+use zerovec::ZeroVec;
+
+fn sum_slice() -> u32 {
+    black_box(TEST_SLICE).iter().sum::<u32>()
+}
+
+fn sum_zerovec() -> u32 {
+    ZeroVec::<u32>::parse_byte_slice(black_box(TEST_BUFFER_LE))
+        .unwrap()
+        .iter()
+        .sum::<u32>()
+}
+
+fn binarysearch_slice() -> Result<usize, usize> {
+    black_box(TEST_SLICE).binary_search(&0x0c0d0c)
+}
+
+fn binarysearch_zerovec() -> Result<usize, usize> {
+    ZeroVec::<u32>::parse_byte_slice(black_box(TEST_BUFFER_LE))
+        .unwrap()
+        .binary_search(&0x0c0d0c)
+}
+
+fn varzeroslice_parse_get() -> Option<&'static str> {
+    let slice: &'static VarZeroSlice<str> =
+        VarZeroSlice::parse_byte_slice(black_box(TEST_VARZEROSLICE_BYTES)).unwrap();
+    slice.get(black_box(1))
+}
+
+fn varzeroslice_get() -> Option<&'static str> {
+    // Safety: The bytes are valid.
+    let slice: &'static VarZeroSlice<str> =
+        unsafe { VarZeroSlice::from_byte_slice_unchecked(black_box(TEST_VARZEROSLICE_BYTES)) };
+    slice.get(black_box(1))
+}
+
+fn varzeroslice_get_unchecked() -> &'static str {
+    // Safety: The bytes are valid.
+    let slice: &'static VarZeroSlice<str> =
+        unsafe { VarZeroSlice::from_byte_slice_unchecked(black_box(TEST_VARZEROSLICE_BYTES)) };
+    // Safety: The VarZeroVec has length 4.
+    unsafe { slice.get_unchecked(black_box(1)) }
+}
+
+iai::main!(
+    sum_slice,
+    sum_zerovec,
+    binarysearch_slice,
+    binarysearch_zerovec,
+    varzeroslice_parse_get,
+    varzeroslice_get,
+    varzeroslice_get_unchecked,
+);