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49 lines
1.5 KiB
Diff
49 lines
1.5 KiB
Diff
From f3d44f2a42763bbcba7085f3005ee8a36dbf23e9 Mon Sep 17 00:00:00 2001
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From: Stefan Kalkowski <stefan.kalkowski@genode-labs.com>
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Date: Tue, 30 May 2017 09:03:57 +0200
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Subject: [PATCH 10/15] L4RE: get rid of __builtin_strlen usage
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---
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l4/pkg/l4re-core/l4sys/include/kdebug.h | 11 +++++++++--
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1 file changed, 9 insertions(+), 2 deletions(-)
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diff --git a/l4/pkg/l4re-core/l4sys/include/kdebug.h b/l4/pkg/l4re-core/l4sys/include/kdebug.h
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index cfb17464..64ee9900 100644
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--- a/l4/pkg/l4re-core/l4sys/include/kdebug.h
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+++ b/l4/pkg/l4re-core/l4sys/include/kdebug.h
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@@ -133,6 +133,14 @@ __kdebug_op_1(unsigned op, l4_mword_t val) L4_NOTHROW
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return res;
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}
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+__attribute__((optimize("no-tree-loop-distribute-patterns")))
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+L4_INLINE unsigned __kdebug_strlen(char const * s)
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+{
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+ unsigned r = 0;
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+ for (; s && *s; s++, r++);
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+ return r;
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+}
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+
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L4_INLINE void enter_kdebug(char const *text) L4_NOTHROW
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{
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/* special case, enter without any text and use of the UTCB */
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@@ -144,14 +151,14 @@ L4_INLINE void enter_kdebug(char const *text) L4_NOTHROW
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return;
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}
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- __kdebug_text(L4_KDEBUG_ENTER, text, __builtin_strlen(text));
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+ __kdebug_text(L4_KDEBUG_ENTER, text, __kdebug_strlen(text));
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}
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L4_INLINE void outnstring(char const *text, unsigned len)
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{ __kdebug_text(L4_KDEBUG_OUTNSTRING, text, len); }
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L4_INLINE void outstring(char const *text)
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-{ outnstring(text, __builtin_strlen(text)); }
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+{ outnstring(text, __kdebug_strlen(text)); }
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L4_INLINE void outchar(char c)
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--
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2.11.0
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