From: lkcl <lkcl@web>
Date: Wed, 26 Apr 2023 15:25:53 +0000 (+0100)
Subject: (no commit message)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0e0093bf40580546fb5487e12e1c8689ba819369;p=libreriscv.git

---

diff --git a/openpower/sv/cookbook/pospopcnt.mdwn b/openpower/sv/cookbook/pospopcnt.mdwn
new file mode 100644
index 000000000..d28897169
--- /dev/null
+++ b/openpower/sv/cookbook/pospopcnt.mdwn
@@ -0,0 +1,21 @@
+<https://bugs.libre-soc.org/show_bug.cgi?id=672>
+
+```
+func count8safe(counts *[8]int, buf []uint8) {
+	for i := range buf {
+		for j := 0; j < 8; j++ {
+			counts[j] += int(buf[i] >> j & 1)
+		}
+	}
+}
+
+func count16safe(counts *[16]int, buf []uint16) {
+	for i := range buf {
+		for j := 0; j < 16; j++ {
+			counts[j] += int(buf[i] >> j & 1)
+		}
+	}
+}
+```
+
+[[!tag svp64_cookbook ]]