From ef24de24a82fe681581cc130f342363c47c0969a Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 7 Jun 2024 07:48:48 +0200
Subject: Merging upstream version 1.75.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 vendor/packed_simd/perf-guide/src/float-math/approx.md | 8 ++++++++
 vendor/packed_simd/perf-guide/src/float-math/fma.md    | 6 ++++++
 vendor/packed_simd/perf-guide/src/float-math/fp.md     | 3 +++
 vendor/packed_simd/perf-guide/src/float-math/svml.md   | 7 +++++++
 4 files changed, 24 insertions(+)
 create mode 100644 vendor/packed_simd/perf-guide/src/float-math/approx.md
 create mode 100644 vendor/packed_simd/perf-guide/src/float-math/fma.md
 create mode 100644 vendor/packed_simd/perf-guide/src/float-math/fp.md
 create mode 100644 vendor/packed_simd/perf-guide/src/float-math/svml.md

(limited to 'vendor/packed_simd/perf-guide/src/float-math')

diff --git a/vendor/packed_simd/perf-guide/src/float-math/approx.md b/vendor/packed_simd/perf-guide/src/float-math/approx.md
new file mode 100644
index 000000000..2237c67ec
--- /dev/null
+++ b/vendor/packed_simd/perf-guide/src/float-math/approx.md
@@ -0,0 +1,8 @@
+# Approximate functions
+
+<!-- TODO:
+
+Explain that they exists, that they are often _much_ faster, how to use them,
+that people should check whether the error is good enough for their
+applications. Explain that this error is currently unstable and might change.
+-->
diff --git a/vendor/packed_simd/perf-guide/src/float-math/fma.md b/vendor/packed_simd/perf-guide/src/float-math/fma.md
new file mode 100644
index 000000000..357748383
--- /dev/null
+++ b/vendor/packed_simd/perf-guide/src/float-math/fma.md
@@ -0,0 +1,6 @@
+# Fused Multiply Add
+
+<!-- TODO:
+Explain that this is a compound operation, infinite precision, difference
+between `mul_add` and `mul_adde`, that LLVM cannot do this by itself, etc.
+-->
diff --git a/vendor/packed_simd/perf-guide/src/float-math/fp.md b/vendor/packed_simd/perf-guide/src/float-math/fp.md
new file mode 100644
index 000000000..711fcc4fd
--- /dev/null
+++ b/vendor/packed_simd/perf-guide/src/float-math/fp.md
@@ -0,0 +1,3 @@
+# Floating-point math
+
+This chapter contains information pertaining to working with floating-point numbers.
diff --git a/vendor/packed_simd/perf-guide/src/float-math/svml.md b/vendor/packed_simd/perf-guide/src/float-math/svml.md
new file mode 100644
index 000000000..266c2531c
--- /dev/null
+++ b/vendor/packed_simd/perf-guide/src/float-math/svml.md
@@ -0,0 +1,7 @@
+# Short Vector Math Library
+
+<!-- TODO:
+Explain how is short-vector math performed by default (just scalarized libm calls).
+
+Explain how to enable `sleef`, etc.
+-->
-- 
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