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-rw-r--r--meta/recipes-core/uclibc/uclibc-0.9.32/detect-bx-availibility.patch150
1 files changed, 75 insertions, 75 deletions
diff --git a/meta/recipes-core/uclibc/uclibc-0.9.32/detect-bx-availibility.patch b/meta/recipes-core/uclibc/uclibc-0.9.32/detect-bx-availibility.patch
index c5d212a642..43d19fcf10 100644
--- a/meta/recipes-core/uclibc/uclibc-0.9.32/detect-bx-availibility.patch
+++ b/meta/recipes-core/uclibc/uclibc-0.9.32/detect-bx-availibility.patch
@@ -1,75 +1,75 @@
1Delivered-To: raj.khem@gmail.com 1Delivered-To: raj.khem@gmail.com
2Received: by 10.90.86.4 with SMTP id j4cs313307agb; 2Received: by 10.90.86.4 with SMTP id j4cs313307agb;
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5 Sat, 08 Jan 2011 16:45:19 -0800 (PST) 5 Sat, 08 Jan 2011 16:45:19 -0800 (PST)
6Return-Path: <yann.morin.1998@anciens.enib.fr> 6Return-Path: <yann.morin.1998@anciens.enib.fr>
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9 Sat, 08 Jan 2011 16:45:19 -0800 (PST) 9 Sat, 08 Jan 2011 16:45:19 -0800 (PST)
10Received-SPF: neutral (google.com: 80.12.242.123 is neither permitted nor denied by best guess record for domain of yann.morin.1998@anciens.enib.fr) client-ip=80.12.242.123; 10Received-SPF: neutral (google.com: 80.12.242.123 is neither permitted nor denied by best guess record for domain of yann.morin.1998@anciens.enib.fr) client-ip=80.12.242.123;
11Authentication-Results: mx.google.com; spf=neutral (google.com: 80.12.242.123 is neither permitted nor denied by best guess record for domain of yann.morin.1998@anciens.enib.fr) smtp.mail=yann.morin.1998@anciens.enib.fr 11Authentication-Results: mx.google.com; spf=neutral (google.com: 80.12.242.123 is neither permitted nor denied by best guess record for domain of yann.morin.1998@anciens.enib.fr) smtp.mail=yann.morin.1998@anciens.enib.fr
12Received: from roazhon.bzh.lan ([90.32.245.227]) 12Received: from roazhon.bzh.lan ([90.32.245.227])
13 by mwinf5d24 with ME 13 by mwinf5d24 with ME
14 id tClC1f0024v5z3u03ClHDo; Sun, 09 Jan 2011 01:45:18 +0100 14 id tClC1f0024v5z3u03ClHDo; Sun, 09 Jan 2011 01:45:18 +0100
15From: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> 15From: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
16To: uclibc@uclibc.org 16To: uclibc@uclibc.org
17Cc: Khem Raj <raj.khem@gmail.com>, 17Cc: Khem Raj <raj.khem@gmail.com>,
18 Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>, 18 Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>,
19 Carmelo AMOROSO <carmelo.amoroso@st.com> 19 Carmelo AMOROSO <carmelo.amoroso@st.com>
20Subject: [PATCH 6/7] ARM: detect BX availibility at build time 20Subject: [PATCH 6/7] ARM: detect BX availibility at build time
21Date: Sun, 9 Jan 2011 01:45:09 +0100 21Date: Sun, 9 Jan 2011 01:45:09 +0100
22Message-Id: <1294533910-19305-7-git-send-email-yann.morin.1998@anciens.enib.fr> 22Message-Id: <1294533910-19305-7-git-send-email-yann.morin.1998@anciens.enib.fr>
23X-Mailer: git-send-email 1.7.1 23X-Mailer: git-send-email 1.7.1
24In-Reply-To: <1294533910-19305-1-git-send-email-yann.morin.1998@anciens.enib.fr> 24In-Reply-To: <1294533910-19305-1-git-send-email-yann.morin.1998@anciens.enib.fr>
25References: <1294533910-19305-1-git-send-email-yann.morin.1998@anciens.enib.fr> 25References: <1294533910-19305-1-git-send-email-yann.morin.1998@anciens.enib.fr>
26 26
27The "use BX" option is now a suggestion that BX be used if available. 27The "use BX" option is now a suggestion that BX be used if available.
28Use a macro to detect if BX is available at build time. If so, and 28Use a macro to detect if BX is available at build time. If so, and
29the user requested it be used, then use it. Otherwise, error out. 29the user requested it be used, then use it. Otherwise, error out.
30 30
31Macro courtesy Khem RAJ: 31Macro courtesy Khem RAJ:
32 http://lists.uclibc.org/pipermail/uclibc/2009-April/042301.html 32 http://lists.uclibc.org/pipermail/uclibc/2009-April/042301.html
33 33
34Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> 34Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
35Cc: Khem Raj <raj.khem@gmail.com> 35Cc: Khem Raj <raj.khem@gmail.com>
36Cc: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> 36Cc: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
37Cc: Carmelo AMOROSO <carmelo.amoroso@st.com> 37Cc: Carmelo AMOROSO <carmelo.amoroso@st.com>
38--- 38---
39 extra/Configs/Config.arm | 4 +++- 39 extra/Configs/Config.arm | 4 +++-
40 libc/sysdeps/linux/arm/bits/arm_asm.h | 9 ++++++++- 40 libc/sysdeps/linux/arm/bits/arm_asm.h | 9 ++++++++-
41 2 files changed, 11 insertions(+), 2 deletions(-) 41 2 files changed, 11 insertions(+), 2 deletions(-)
42 42
43diff --git a/extra/Configs/Config.arm b/extra/Configs/Config.arm 43diff --git a/extra/Configs/Config.arm b/extra/Configs/Config.arm
44index 227b90c..9aa9e56 100644 44index 227b90c..9aa9e56 100644
45--- a/extra/Configs/Config.arm 45--- a/extra/Configs/Config.arm
46+++ b/extra/Configs/Config.arm 46+++ b/extra/Configs/Config.arm
47@@ -33,4 +33,6 @@ config COMPILE_IN_THUMB_MODE 47@@ -33,4 +33,6 @@ config COMPILE_IN_THUMB_MODE
48 config USE_BX 48 config USE_BX
49 bool "Use BX in function return" 49 bool "Use BX in function return"
50 help 50 help
51- Use BX instruction for THUMB aware architectures. 51- Use BX instruction for THUMB aware architectures.
52+ Say 'y' to use BX to return from functions on your thumb-aware 52+ Say 'y' to use BX to return from functions on your thumb-aware
53+ processor. Say 'y' if you need to use interworking. Say 'n' if not. 53+ processor. Say 'y' if you need to use interworking. Say 'n' if not.
54+ It is safe to say 'y' even if you're not doing interworking. 54+ It is safe to say 'y' even if you're not doing interworking.
55diff --git a/libc/sysdeps/linux/arm/bits/arm_asm.h b/libc/sysdeps/linux/arm/bits/arm_asm.h 55diff --git a/libc/sysdeps/linux/arm/bits/arm_asm.h b/libc/sysdeps/linux/arm/bits/arm_asm.h
56index 1d87df6..921c9a3 100644 56index 1d87df6..921c9a3 100644
57--- a/libc/sysdeps/linux/arm/bits/arm_asm.h 57--- a/libc/sysdeps/linux/arm/bits/arm_asm.h
58+++ b/libc/sysdeps/linux/arm/bits/arm_asm.h 58+++ b/libc/sysdeps/linux/arm/bits/arm_asm.h
59@@ -24,5 +24,12 @@ 59@@ -24,5 +24,12 @@
60 #define THUMB1_ONLY 1 60 #define THUMB1_ONLY 1
61 #endif 61 #endif
62 62
63-#endif /* _ARM_ASM_H */ 63-#endif /* _ARM_ASM_H */
64+#if defined(__USE_BX__) 64+#if defined(__USE_BX__)
65+# if ( defined (__ARM_ARCH_2__) || defined (__ARM_ARCH_3__) \ 65+# if ( defined (__ARM_ARCH_2__) || defined (__ARM_ARCH_3__) \
66+ || defined (__ARM_ARCH_3M__) || defined (__ARM_ARCH_4__) \ 66+ || defined (__ARM_ARCH_3M__) || defined (__ARM_ARCH_4__) \
67+ ) 67+ )
68+# error Use of BX was requested, but is not available on the target processor. 68+# error Use of BX was requested, but is not available on the target processor.
69+# endif /* ARCH level */ 69+# endif /* ARCH level */
70+#endif /* __USE_BX__ */ 70+#endif /* __USE_BX__ */
71 71
72+#endif /* _ARM_ASM_H */ 72+#endif /* _ARM_ASM_H */
73-- 73--
741.7.1 741.7.1
75 75
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