Adding upstream version 6.1.76.upstream/6.1.76

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

1 files changed, 56 insertions, 0 deletions

diff --git a/arch/hexagon/lib/memcpy_likely_aligned.S b/arch/hexagon/lib/memcpy_likely_aligned.S
new file mode 100644
index 000000000..6a541fb90
--- /dev/null
+++ b/arch/hexagon/lib/memcpy_likely_aligned.S
@@ -0,0 +1,56 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2021, The Linux Foundation. All rights reserved.
+ */
+
+#include <linux/linkage.h>
+
+SYM_FUNC_START(__hexagon_memcpy_likely_aligned_min32bytes_mult8bytes)
+        {
+                p0 = bitsclr(r1,#7)
+                p0 = bitsclr(r0,#7)
+                if (p0.new) r5:4 = memd(r1)
+                if (p0.new) r7:6 = memd(r1+#8)
+        }
+        {
+                if (!p0) jump:nt .Lmemcpy_call
+                if (p0) r9:8 = memd(r1+#16)
+                if (p0) r11:10 = memd(r1+#24)
+                p0 = cmp.gtu(r2,#64)
+        }
+        {
+                if (p0) jump:nt .Lmemcpy_call
+                if (!p0) memd(r0) = r5:4
+                if (!p0) memd(r0+#8) = r7:6
+                p0 = cmp.gtu(r2,#32)
+        }
+        {
+                p1 = cmp.gtu(r2,#40)
+                p2 = cmp.gtu(r2,#48)
+                if (p0) r13:12 = memd(r1+#32)
+                if (p1.new) r15:14 = memd(r1+#40)
+        }
+        {
+                memd(r0+#16) = r9:8
+                memd(r0+#24) = r11:10
+        }
+        {
+                if (p0) memd(r0+#32) = r13:12
+                if (p1) memd(r0+#40) = r15:14
+                if (!p2) jumpr:t r31
+        }
+        {
+                p0 = cmp.gtu(r2,#56)
+                r5:4 = memd(r1+#48)
+                if (p0.new) r7:6 = memd(r1+#56)
+        }
+        {
+                memd(r0+#48) = r5:4
+                if (p0) memd(r0+#56) = r7:6
+                jumpr r31
+        }
+
+.Lmemcpy_call:
+        jump memcpy
+
+SYM_FUNC_END(__hexagon_memcpy_likely_aligned_min32bytes_mult8bytes)