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Add AArch64 support for boost::context.

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This commit is contained in:
Jonathan Wakely 2015-04-15 11:57:23 +01:00
parent bf768ffd04
commit b30dad1db5
10 changed files with 1345 additions and 2 deletions
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281
boost-context-0001-add-support-for-ARM64-MACH-O.patch Normal file
View File

@ -0,0 +1,281 @@
From cbcd605a24352521d769cff7008d92f15f08bfe6 Mon Sep 17 00:00:00 2001
From: Oliver Kowalke <oliver.kowalke@gmx.de>
Date: Wed, 12 Nov 2014 19:46:42 +0100
Subject: [PATCH 01/54] add support fro ARM64/MACH-O
---
build/Jamfile.v2 | 31 +++++++++
src/asm/jump_arm64_aapcs_macho_gas.S | 124 +++++++++++++++++++++++++++++++++++
src/asm/make_arm64_aapcs_macho_gas.S | 87 ++++++++++++++++++++++++
3 files changed, 242 insertions(+)
create mode 100644 src/asm/jump_arm64_aapcs_macho_gas.S
create mode 100644 src/asm/make_arm64_aapcs_macho_gas.S
diff --git a/libs/context/build/Jamfile.v2 b/libs/context/build/Jamfile.v2
index 7cc8a07..32d5222 100644
--- a/libs/context/build/Jamfile.v2
+++ b/libs/context/build/Jamfile.v2
@@ -209,6 +209,37 @@ alias asm_context_sources
<toolset>msvc
;
+# ARM64
+# ARM64/AAPCS/MACH-O
+alias asm_context_sources
+ : [ make asm/make_arm64_aapcs_macho_gas.o : asm/make_arm64_aapcs_macho_gas.S : @gas64 ]
+ [ make asm/jump_arm64_aapcs_macho_gas.o : asm/jump_arm64_aapcs_macho_gas.S : @gas64 ]
+ : <abi>aapcs
+ <address-model>64
+ <architecture>arm
+ <binary-format>mach-o
+ ;
+
+alias asm_context_sources
+ : asm/make_arm64_aapcs_macho_gas.S
+ asm/jump_arm64_aapcs_macho_gas.S
+ : <abi>aapcs
+ <address-model>64
+ <architecture>arm
+ <binary-format>mach-o
+ <toolset>clang
+ ;
+
+alias asm_context_sources
+ : asm/make_arm64_aapcs_macho_gas.S
+ asm/jump_arm64_aapcs_macho_gas.S
+ : <abi>aapcs
+ <address-model>64
+ <architecture>arm
+ <binary-format>mach-o
+ <toolset>darwin
+ ;
+
# MIPS
# MIPS/O32/ELF
alias asm_context_sources
diff --git a/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S b/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S
new file mode 100644
index 0000000..6ad5b38
--- /dev/null
+++ b/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S
@@ -0,0 +1,124 @@
+/*
+ Copyright Oliver Kowalke 2014.
+ Distributed under the Boost Software License, Version 1.0.
+ (See accompanying file LICENSE_1_0.txt or copy at
+ http://www.boost.org/LICENSE_1_0.txt)
+*/
+
+/*******************************************************
+ * *
+ * ------------------------------------------------- *
+ * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
+ * ------------------------------------------------- *
+ * | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
+ * ------------------------------------------------- *
+ * | s16 | s17 | s18 | s19 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
+ * ------------------------------------------------- *
+ * | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
+ * ------------------------------------------------- *
+ * | s20 | s21 | s22 | s23 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
+ * ------------------------------------------------- *
+ * | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
+ * ------------------------------------------------- *
+ * | s24 | s25 | s26 | s27 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
+ * ------------------------------------------------- *
+ * | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
+ * ------------------------------------------------- *
+ * | s28 | s29 | s30 | s31 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
+ * ------------------------------------------------- *
+ * | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
+ * ------------------------------------------------- *
+ * | sjlj | v1 | v2 | v3 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
+ * ------------------------------------------------- *
+ * | 0xa0| 0xa4| 0xa8| 0xac| 0xb0| 0xb4| 0xb8| 0xbc| *
+ * ------------------------------------------------- *
+ * | v4 | v5 | v6 | v7 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 48 | 49 | 50 | 51 | 52 | 53 | | *
+ * ------------------------------------------------- *
+ * | 0xc0| 0xc4| 0xc8| 0xcc| 0xd0| 0xd4| | *
+ * ------------------------------------------------- *
+ * | v8 | lr | pc | | *
+ * ------------------------------------------------- *
+ * *
+ *******************************************************/
+
+.text
+.globl _jump_fcontext
+.align 2
+_jump_fcontext:
+ @ save LR as PC
+ push {lr}
+ @ save V1-V8,LR
+ push {v1-v8,lr}
+
+ @ locate TLS to save/restore SjLj handler
+ mrc p15, 0, v2, c13, c0, #3
+ bic v2, v2, #3
+
+ @ load TLS[__PTK_LIBC_DYLD_Unwind_SjLj_Key]
+ ldr v1, [v2, #72]
+ @ save SjLj handler
+ push {v1}
+
+ @ prepare stack for FPU
+ sub sp, sp, #128
+
+#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
+ @ test if fpu env should be preserved
+ cmp a4, #0
+ beq 1f
+
+ @ save S16-S31
+ vstmia sp, {d8-d15}
+
+1:
+#endif
+
+ @ store RSP (pointing to context-data) in A1
+ str sp, [a1]
+
+ @ restore RSP (pointing to context-data) from A2
+ mov sp, a2
+
+#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
+ @ test if fpu env should be preserved
+ cmp a4, #0
+ beq 2f
+
+ @ restore S16-S31
+ vldmia sp, {d8-d15}
+
+2:
+#endif
+
+ @ prepare stack for FPU
+ add sp, sp, #128
+
+ @ restore SjLj handler
+ pop {v1}
+ @ store SjLj handler in TLS
+ str v1, [v2, #72]
+
+ @ use third arg as return value after jump
+ @ and as first arg in context function
+ mov a1, a3
+
+ @ restore v1-V8,LR,PC
+ pop {v1-v8,lr,pc}
diff --git a/libs/context/src/asm/make_arm64_aapcs_macho_gas.S b/libs/context/src/asm/make_arm64_aapcs_macho_gas.S
new file mode 100644
index 0000000..67d2f89
--- /dev/null
+++ b/libs/context/src/asm/make_arm64_aapcs_macho_gas.S
@@ -0,0 +1,87 @@
+/*
+ Copyright Oliver Kowalke 2014.
+ Distributed under the Boost Software License, Version 1.0.
+ (See accompanying file LICENSE_1_0.txt or copy at
+ http://www.boost.org/LICENSE_1_0.txt)
+*/
+
+/*******************************************************
+ * *
+ * ------------------------------------------------- *
+ * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
+ * ------------------------------------------------- *
+ * | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
+ * ------------------------------------------------- *
+ * | s16 | s17 | s18 | s19 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
+ * ------------------------------------------------- *
+ * | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
+ * ------------------------------------------------- *
+ * | s20 | s21 | s22 | s23 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
+ * ------------------------------------------------- *
+ * | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
+ * ------------------------------------------------- *
+ * | s24 | s25 | s26 | s27 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
+ * ------------------------------------------------- *
+ * | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
+ * ------------------------------------------------- *
+ * | s28 | s29 | s30 | s31 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
+ * ------------------------------------------------- *
+ * | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
+ * ------------------------------------------------- *
+ * | sjlj | v1 | v2 | v3 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
+ * ------------------------------------------------- *
+ * | 0xa0| 0xa4| 0xa8| 0xac| 0xb0| 0xb4| 0xb8| 0xbc| *
+ * ------------------------------------------------- *
+ * | v4 | v5 | v6 | v7 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 48 | 49 | 50 | 51 | 52 | 53 | | *
+ * ------------------------------------------------- *
+ * | 0xc0| 0xc4| 0xc8| 0xcc| 0xd0| 0xd4| | *
+ * ------------------------------------------------- *
+ * | v8 | lr | pc | | *
+ * ------------------------------------------------- *
+ * *
+ *******************************************************/
+
+.text
+.globl _make_fcontext
+.align 2
+_make_fcontext:
+ @ shift address in A1 to lower 16 byte boundary
+ bic a1, a1, #15
+
+ @ reserve space for context-data on context-stack
+ sub a1, a1, #216
+
+ @ third arg of make_fcontext() == address of context-function
+ str a3, [a1,#208]
+
+ @ compute abs address of label finish
+ adr a2, finish
+ @ save address of finish as return-address for context-function
+ @ will be entered after context-function returns
+ str a2, [a1,#200]
+
+ bx lr @ return pointer to context-data
+
+finish:
+ @ exit code is zero
+ mov a1, #0
+ @ exit application
+ bl __exit
--
2.3.5

86
boost-context-0002-make-ARM64-unsupported.patch Normal file
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@ -0,0 +1,86 @@
From c5292fea24c003c3279e0f0770a93cae829e75e3 Mon Sep 17 00:00:00 2001
From: Oliver Kowalke <oliver.kowalke@gmx.de>
Date: Fri, 21 Nov 2014 20:21:22 +0100
Subject: [PATCH 02/54] make ARM64 unsupported
---
build/Jamfile.v2 | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/libs/context/build/Jamfile.v2 b/libs/context/build/Jamfile.v2
index 32d5222..112e979 100644
--- a/libs/context/build/Jamfile.v2
+++ b/libs/context/build/Jamfile.v2
@@ -14,9 +14,22 @@ import os ;
import toolset ;
import architecture ;
+feature.feature segmented-stacks : on : optional propagated composite ;
+feature.compose <segmented-stacks>on : <define>BOOST_USE_SEGMENTED_STACKS ;
+
project boost/context
: requirements
+ <library>/boost/system//boost_system
+ <library>/boost/thread//boost_thread
<os>SOLARIS:<define>_XOPEN_SOURCE=600
+ <toolset>gcc-4.7,<segmented-stacks>on:<cxxflags>-fsplit-stack
+ <toolset>gcc-4.7,<segmented-stacks>on:<linkflags>"-static-libgcc"
+ <toolset>gcc-4.8,<segmented-stacks>on:<cxxflags>-fsplit-stack
+ <toolset>gcc-4.8,<segmented-stacks>on:<linkflags>"-static-libgcc"
+ <toolset>gcc-4.9,<segmented-stacks>on:<cxxflags>-fsplit-stack
+ <toolset>gcc-4.9,<segmented-stacks>on:<linkflags>"-static-libgcc"
+ <toolset>clang-3.4,<segmented-stacks>on:<cxxflags>-fsplit-stack
+ <toolset>clang-3.4,<segmented-stacks>on:<linkflags>"-static-libgcc"
<link>shared:<define>BOOST_CONTEXT_DYN_LINK=1
<define>BOOST_CONTEXT_SOURCE
: usage-requirements
@@ -214,6 +227,7 @@ alias asm_context_sources
alias asm_context_sources
: [ make asm/make_arm64_aapcs_macho_gas.o : asm/make_arm64_aapcs_macho_gas.S : @gas64 ]
[ make asm/jump_arm64_aapcs_macho_gas.o : asm/jump_arm64_aapcs_macho_gas.S : @gas64 ]
+ untested.cpp
: <abi>aapcs
<address-model>64
<architecture>arm
@@ -223,6 +237,7 @@ alias asm_context_sources
alias asm_context_sources
: asm/make_arm64_aapcs_macho_gas.S
asm/jump_arm64_aapcs_macho_gas.S
+ untested.cpp
: <abi>aapcs
<address-model>64
<architecture>arm
@@ -233,6 +248,7 @@ alias asm_context_sources
alias asm_context_sources
: asm/make_arm64_aapcs_macho_gas.S
asm/jump_arm64_aapcs_macho_gas.S
+ untested.cpp
: <abi>aapcs
<address-model>64
<architecture>arm
@@ -799,8 +815,22 @@ alias select_asm_context_sources
[ architecture.address-model ]
;
+
+alias stack_traits_sources
+ : windows/stack_traits.cpp
+ : <target-os>windows
+ ;
+
+alias stack_traits_sources
+ : posix/stack_traits.cpp
+ ;
+
+explicit stack_traits_sources ;
+
+
lib boost_context
: select_asm_context_sources
+ stack_traits_sources
;
boost-install boost_context ;
--
2.3.5

329
boost-context-0015-jump-and-make-stubs-for-arm64-aarch64-for-iOS-ABI.patch Normal file
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@ -0,0 +1,329 @@
From efcdb6aae82d2ade5b81183e961e9ef282eaca31 Mon Sep 17 00:00:00 2001
From: Evgeny Shapovalov <johncapful@yandex-team.ru>
Date: Tue, 30 Dec 2014 17:14:49 +0300
Subject: [PATCH 15/54] jump and make stubs for arm64 (aarch64) for iOS ABI
---
src/asm/jump_arm64_aapcs_macho_gas.S | 126 +++++++++++++++++------------------
src/asm/make_arm64_aapcs_macho_gas.S | 72 ++++++++++----------
2 files changed, 95 insertions(+), 103 deletions(-)
diff --git a/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S b/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S
index 6ad5b38..29df555 100644
--- a/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S
+++ b/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S
@@ -1,10 +1,3 @@
-/*
- Copyright Oliver Kowalke 2014.
- Distributed under the Boost Software License, Version 1.0.
- (See accompanying file LICENSE_1_0.txt or copy at
- http://www.boost.org/LICENSE_1_0.txt)
-*/
-
/*******************************************************
* *
* ------------------------------------------------- *
@@ -12,113 +5,116 @@
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
- * | s16 | s17 | s18 | s19 | *
+ * | d8 | d9 | d10 | d11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
- * | s20 | s21 | s22 | s23 | *
+ * | d12 | d13 | d14 | d15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
- * | s24 | s25 | s26 | s27 | *
+ * | x19 | x20 | x21 | x22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
- * | s28 | s29 | s30 | s31 | *
+ * | x23 | x24 | x25 | x26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
- * | sjlj | v1 | v2 | v3 | *
- * ------------------------------------------------- *
- * ------------------------------------------------- *
- * | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
+ * | x27 | x28 | FP | LR | *
* ------------------------------------------------- *
- * | 0xa0| 0xa4| 0xa8| 0xac| 0xb0| 0xb4| 0xb8| 0xbc| *
* ------------------------------------------------- *
- * | v4 | v5 | v6 | v7 | *
+ * | 40 | 41 | 42 | 43 | | | *
* ------------------------------------------------- *
+ * | 0xa0| 0xa4| 0xa8| 0xac| | | *
* ------------------------------------------------- *
- * | 48 | 49 | 50 | 51 | 52 | 53 | | *
- * ------------------------------------------------- *
- * | 0xc0| 0xc4| 0xc8| 0xcc| 0xd0| 0xd4| | *
- * ------------------------------------------------- *
- * | v8 | lr | pc | | *
+ * | PC | align | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.globl _jump_fcontext
-.align 2
+.balign 16
_jump_fcontext:
- @ save LR as PC
- push {lr}
- @ save V1-V8,LR
- push {v1-v8,lr}
-
- @ locate TLS to save/restore SjLj handler
- mrc p15, 0, v2, c13, c0, #3
- bic v2, v2, #3
-
- @ load TLS[__PTK_LIBC_DYLD_Unwind_SjLj_Key]
- ldr v1, [v2, #72]
- @ save SjLj handler
- push {v1}
-
- @ prepare stack for FPU
- sub sp, sp, #128
+ ; prepare stack for GP + FPU
+ sub sp, sp, #0xb0
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
- @ test if fpu env should be preserved
- cmp a4, #0
- beq 1f
+ ; test if fpu env should be preserved
+ cmp w3, #0
+ b.eq 1f
- @ save S16-S31
- vstmia sp, {d8-d15}
+ ; save d8 - d15
+ stp d8, d9, [x0, #0x00]
+ stp d10, d11, [x0, #0x10]
+ stp d12, d13, [x0, #0x20]
+ stp d14, d15, [x0, #0x30]
1:
#endif
- @ store RSP (pointing to context-data) in A1
- str sp, [a1]
+ ; save x19-x30
+ stp x19, x20, [sp, #0x40]
+ stp x21, x22, [sp, #0x50]
+ stp x23, x24, [sp, #0x60]
+ stp x25, x26, [sp, #0x70]
+ stp x27, x28, [sp, #0x80]
+ stp fp, lr, [sp, #0x90]
+
+ ; save LR as PC
+ str lr, [sp, #0xa0]
- @ restore RSP (pointing to context-data) from A2
- mov sp, a2
+ ; store RSP (pointing to context-data) in first argument (x0).
+ ; STR cannot have sp as a target register
+ mov x4, sp
+ str x4, [x0]
+
+ ; restore RSP (pointing to context-data) from A2 (x1)
+ mov sp, x1
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
- @ test if fpu env should be preserved
- cmp a4, #0
- beq 2f
+ ; test if fpu env should be preserved
+ cmp w3, #0
+ b.eq 2f
- @ restore S16-S31
- vldmia sp, {d8-d15}
+ ; load d8 - d15
+ ldp d8, d9, [x0, #0x00]
+ ldp d10, d11, [x0, #0x10]
+ ldp d12, d13, [x0, #0x20]
+ ldp d14, d15, [x0, #0x30]
2:
#endif
- @ prepare stack for FPU
- add sp, sp, #128
+ ; load x19-x30
+ ldp x19, x20, [sp, #0x40]
+ ldp x21, x22, [sp, #0x50]
+ ldp x23, x24, [sp, #0x60]
+ ldp x25, x26, [sp, #0x70]
+ ldp x27, x28, [sp, #0x80]
+ ldp fp, lr, [sp, #0x90]
+
+ ; use third arg as return value after jump
+ ; and as first arg in context function
+ mov x0, x2
+
+ ; load pc
+ ldr x4, [sp, #0xa0]
- @ restore SjLj handler
- pop {v1}
- @ store SjLj handler in TLS
- str v1, [v2, #72]
+ ; restore stack from GP + FPU
+ add sp, sp, #0xb0
- @ use third arg as return value after jump
- @ and as first arg in context function
- mov a1, a3
-
- @ restore v1-V8,LR,PC
- pop {v1-v8,lr,pc}
+ ret x4
diff --git a/libs/context/src/asm/make_arm64_aapcs_macho_gas.S b/libs/context/src/asm/make_arm64_aapcs_macho_gas.S
index 67d2f89..6b55a08 100644
--- a/libs/context/src/asm/make_arm64_aapcs_macho_gas.S
+++ b/libs/context/src/asm/make_arm64_aapcs_macho_gas.S
@@ -1,10 +1,3 @@
-/*
- Copyright Oliver Kowalke 2014.
- Distributed under the Boost Software License, Version 1.0.
- (See accompanying file LICENSE_1_0.txt or copy at
- http://www.boost.org/LICENSE_1_0.txt)
-*/
-
/*******************************************************
* *
* ------------------------------------------------- *
@@ -12,76 +5,79 @@
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
- * | s16 | s17 | s18 | s19 | *
+ * | d8 | d9 | d10 | d11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
- * | s20 | s21 | s22 | s23 | *
+ * | d12 | d13 | d14 | d15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
- * | s24 | s25 | s26 | s27 | *
+ * | x19 | x20 | x21 | x22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
- * | s28 | s29 | s30 | s31 | *
+ * | x23 | x24 | x25 | x26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
- * | sjlj | v1 | v2 | v3 | *
- * ------------------------------------------------- *
- * ------------------------------------------------- *
- * | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
+ * | x27 | x28 | FP | LR | *
* ------------------------------------------------- *
- * | 0xa0| 0xa4| 0xa8| 0xac| 0xb0| 0xb4| 0xb8| 0xbc| *
* ------------------------------------------------- *
- * | v4 | v5 | v6 | v7 | *
+ * | 40 | 41 | 42 | 43 | | | *
* ------------------------------------------------- *
+ * | 0xa0| 0xa4| 0xa8| 0xac| | | *
* ------------------------------------------------- *
- * | 48 | 49 | 50 | 51 | 52 | 53 | | *
- * ------------------------------------------------- *
- * | 0xc0| 0xc4| 0xc8| 0xcc| 0xd0| 0xd4| | *
- * ------------------------------------------------- *
- * | v8 | lr | pc | | *
+ * | PC | align | | | *
* ------------------------------------------------- *
* *
*******************************************************/
+
.text
.globl _make_fcontext
-.align 2
+.balign 16
+
_make_fcontext:
- @ shift address in A1 to lower 16 byte boundary
- bic a1, a1, #15
+ ; shift address in x0 (allocated stack) to lower 16 byte boundary
+ and x0, x0, ~0xF
+
+ ; reserve space for context-data on context-stack
+ sub x0, x0, #0xb0
+
+ ; third arg of make_fcontext() == address of context-function
+ ; store address as a PC to jump in
+ str x2, [x0, #0xa0]
- @ reserve space for context-data on context-stack
- sub a1, a1, #216
+ ; compute abs address of label finish
+ ; 0x0c = 3 instructions * size (4) before label 'finish'
- @ third arg of make_fcontext() == address of context-function
- str a3, [a1,#208]
+ ; TODO: Numeric offset since llvm still does not support labels in ADR. Fix:
+ ; http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20140407/212336.html
+ adr x1, 0x0c
- @ compute abs address of label finish
- adr a2, finish
- @ save address of finish as return-address for context-function
- @ will be entered after context-function returns
- str a2, [a1,#200]
+ ; save address of finish as return-address for context-function
+ ; will be entered after context-function returns (LR register)
+ str x1, [x0, #0x98]
- bx lr @ return pointer to context-data
+ ret lr ; return pointer to context-data (x0)
finish:
- @ exit code is zero
- mov a1, #0
- @ exit application
+ ; exit code is zero
+ mov x0, #0
+ ; exit application
bl __exit
+
+
--
2.3.5

40
boost-context-0016-remove-untested.cpp-for-ARM64-MACH-O.patch Normal file
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@ -0,0 +1,40 @@
From de60227a90989e502f5a0ade0c2a5d6bf7af82b8 Mon Sep 17 00:00:00 2001
From: Oliver Kowalke <oliver.kowalke@gmx.de>
Date: Tue, 30 Dec 2014 21:08:50 +0100
Subject: [PATCH 16/54] remove untested.cpp for ARM64/MACH-O
---
build/Jamfile.v2 | 3 ---
1 file changed, 3 deletions(-)
diff --git a/libs/context/build/Jamfile.v2 b/libs/context/build/Jamfile.v2
index c2d34cb..c7f2af2 100644
--- a/libs/context/build/Jamfile.v2
+++ b/libs/context/build/Jamfile.v2
@@ -227,7 +227,6 @@ alias asm_context_sources
alias asm_context_sources
: [ make asm/make_arm64_aapcs_macho_gas.o : asm/make_arm64_aapcs_macho_gas.S : @gas64 ]
[ make asm/jump_arm64_aapcs_macho_gas.o : asm/jump_arm64_aapcs_macho_gas.S : @gas64 ]
- untested.cpp
: <abi>aapcs
<address-model>64
<architecture>arm
@@ -237,7 +236,6 @@ alias asm_context_sources
alias asm_context_sources
: asm/make_arm64_aapcs_macho_gas.S
asm/jump_arm64_aapcs_macho_gas.S
- untested.cpp
: <abi>aapcs
<address-model>64
<architecture>arm
@@ -248,7 +246,6 @@ alias asm_context_sources
alias asm_context_sources
: asm/make_arm64_aapcs_macho_gas.S
asm/jump_arm64_aapcs_macho_gas.S
- untested.cpp
: <abi>aapcs
<address-model>64
<architecture>arm
--
2.3.5

299
boost-context-0046-add-support-for-ARM64-ELF.patch Normal file
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@ -0,0 +1,299 @@
From 8481d3ccfc8e9cd3b689c43418e27ccfe722fcb2 Mon Sep 17 00:00:00 2001
From: Oliver Kowalke <oliver.kowalke@gmx.de>
Date: Mon, 23 Feb 2015 16:23:11 +0100
Subject: [PATCH 46/54] add support for ARM64/ELF
---
build/Jamfile.v2 | 30 +++++++++
config/arm.cpp | 2 +-
src/asm/jump_arm64_aapcs_elf_gas.S | 131 +++++++++++++++++++++++++++++++++++++
src/asm/make_arm64_aapcs_elf_gas.S | 85 ++++++++++++++++++++++++
4 files changed, 247 insertions(+), 1 deletion(-)
create mode 100644 src/asm/jump_arm64_aapcs_elf_gas.S
create mode 100644 src/asm/make_arm64_aapcs_elf_gas.S
diff --git a/libs/context/build/Jamfile.v2 b/libs/context/build/Jamfile.v2
index 80d1c46..4bf3fce 100644
--- a/libs/context/build/Jamfile.v2
+++ b/libs/context/build/Jamfile.v2
@@ -223,6 +223,36 @@ alias asm_context_sources
;
# ARM64
+# ARM64/AAPCS/ELF
+alias asm_context_sources
+ : [ make asm/make_arm64_aapcs_elf_gas.o : asm/make_arm64_aapcs_elf_gas.S : @gas64 ]
+ [ make asm/jump_arm64_aapcs_elf_gas.o : asm/jump_arm64_aapcs_elf_gas.S : @gas64 ]
+ : <abi>aapcs
+ <address-model>64
+ <architecture>arm
+ <binary-format>elf
+ ;
+
+alias asm_context_sources
+ : asm/make_arm64_aapcs_elf_gas.S
+ asm/jump_arm64_aapcs_elf_gas.S
+ : <abi>aapcs
+ <address-model>64
+ <architecture>arm
+ <binary-format>elf
+ <toolset>clang
+ ;
+
+alias asm_context_sources
+ : asm/make_arm64_aapcs_elf_gas.S
+ asm/jump_arm64_aapcs_elf_gas.S
+ : <abi>aapcs
+ <address-model>64
+ <architecture>arm
+ <binary-format>elf
+ <toolset>gcc
+ ;
+
# ARM64/AAPCS/MACH-O
alias asm_context_sources
: [ make asm/make_arm64_aapcs_macho_gas.o : asm/make_arm64_aapcs_macho_gas.S : @gas64 ]
diff --git a/libs/context/config/arm.cpp b/libs/context/config/arm.cpp
index 6a83737..6eece0b 100644
--- a/libs/context/config/arm.cpp
+++ b/libs/context/config/arm.cpp
@@ -6,7 +6,7 @@
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
-#if !defined(__arm__) && !defined(__thumb__) && \
+#if !defined(__aarch64__) && !defined(__arm__) && !defined(__thumb__) && \
!defined(__TARGET_ARCH_ARM) && !defined(__TARGET_ARCH_THUMB) && \
!defined(_ARM) && !defined(_M_ARM)
#error "Not ARM"
diff --git a/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S b/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S
new file mode 100644
index 0000000..46e029d
--- /dev/null
+++ b/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S
@@ -0,0 +1,131 @@
+/*
+ Copyright Edward Nevill 2015
+ Distributed under the Boost Software License, Version 1.0.
+ (See accompanying file LICENSE_1_0.txt or copy at
+ http://www.boost.org/LICENSE_1_0.txt)
+*/
+/*******************************************************
+ * *
+ * ------------------------------------------------- *
+ * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
+ * ------------------------------------------------- *
+ * | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
+ * ------------------------------------------------- *
+ * | d8 | d9 | d10 | d11 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
+ * ------------------------------------------------- *
+ * | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
+ * ------------------------------------------------- *
+ * | d12 | d13 | d14 | d15 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
+ * ------------------------------------------------- *
+ * | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
+ * ------------------------------------------------- *
+ * | x19 | x20 | x21 | x22 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
+ * ------------------------------------------------- *
+ * | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
+ * ------------------------------------------------- *
+ * | x23 | x24 | x25 | x26 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
+ * ------------------------------------------------- *
+ * | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
+ * ------------------------------------------------- *
+ * | x27 | x28 | FP | LR | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 40 | 41 | 42 | 43 | | | *
+ * ------------------------------------------------- *
+ * | 0xa0| 0xa4| 0xa8| 0xac| | | *
+ * ------------------------------------------------- *
+ * | PC | align | | | *
+ * ------------------------------------------------- *
+ * *
+ *******************************************************/
+
+.cpu generic+fp+simd
+.text
+.align 2
+.global jump_fcontext
+.type jump_fcontext, %function
+jump_fcontext:
+ # prepare stack for GP + FPU
+ sub sp, sp, #0xb0
+
+# Because gcc may save integer registers in fp registers across a
+# function call we cannot skip saving the fp registers.
+#
+# Do not reinstate this test unless you fully understand what you
+# are doing.
+#
+# # test if fpu env should be preserved
+# cmp w3, #0
+# b.eq 1f
+
+ # save d8 - d15
+ stp d8, d9, [sp, #0x00]
+ stp d10, d11, [sp, #0x10]
+ stp d12, d13, [sp, #0x20]
+ stp d14, d15, [sp, #0x30]
+
+1:
+ # save x19-x30
+ stp x19, x20, [sp, #0x40]
+ stp x21, x22, [sp, #0x50]
+ stp x23, x24, [sp, #0x60]
+ stp x25, x26, [sp, #0x70]
+ stp x27, x28, [sp, #0x80]
+ stp x29, x30, [sp, #0x90]
+
+ # save LR as PC
+ str x30, [sp, #0xa0]
+
+ # store RSP (pointing to context-data) in first argument (x0).
+ # STR cannot have sp as a target register
+ mov x4, sp
+ str x4, [x0]
+
+ # restore RSP (pointing to context-data) from A2 (x1)
+ mov sp, x1
+
+# # test if fpu env should be preserved
+# cmp w3, #0
+# b.eq 2f
+
+ # load d8 - d15
+ ldp d8, d9, [x0, #0x00]
+ ldp d10, d11, [x0, #0x10]
+ ldp d12, d13, [x0, #0x20]
+ ldp d14, d15, [x0, #0x30]
+
+2:
+ # load x19-x30
+ ldp x19, x20, [sp, #0x40]
+ ldp x21, x22, [sp, #0x50]
+ ldp x23, x24, [sp, #0x60]
+ ldp x25, x26, [sp, #0x70]
+ ldp x27, x28, [sp, #0x80]
+ ldp x29, x30, [sp, #0x90]
+
+ # use third arg as return value after jump
+ # and as first arg in context function
+ mov x0, x2
+
+ # load pc
+ ldr x4, [sp, #0xa0]
+
+ # restore stack from GP + FPU
+ add sp, sp, #0xb0
+
+ ret x4
+.size jump_fcontext,.-jump_fcontext
+# Mark that we don't need executable stack.
+.section .note.GNU-stack,"",%progbits
diff --git a/libs/context/src/asm/make_arm64_aapcs_elf_gas.S b/libs/context/src/asm/make_arm64_aapcs_elf_gas.S
new file mode 100644
index 0000000..b208ab7
--- /dev/null
+++ b/libs/context/src/asm/make_arm64_aapcs_elf_gas.S
@@ -0,0 +1,85 @@
+/*
+ Copyright Edward Nevill 2015
+ Distributed under the Boost Software License, Version 1.0.
+ (See accompanying file LICENSE_1_0.txt or copy at
+ http://www.boost.org/LICENSE_1_0.txt)
+*/
+/*******************************************************
+ * *
+ * ------------------------------------------------- *
+ * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
+ * ------------------------------------------------- *
+ * | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
+ * ------------------------------------------------- *
+ * | d8 | d9 | d10 | d11 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
+ * ------------------------------------------------- *
+ * | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
+ * ------------------------------------------------- *
+ * | d12 | d13 | d14 | d15 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
+ * ------------------------------------------------- *
+ * | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
+ * ------------------------------------------------- *
+ * | x19 | x20 | x21 | x22 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
+ * ------------------------------------------------- *
+ * | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
+ * ------------------------------------------------- *
+ * | x23 | x24 | x25 | x26 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
+ * ------------------------------------------------- *
+ * | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
+ * ------------------------------------------------- *
+ * | x27 | x28 | FP | LR | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 40 | 41 | 42 | 43 | | | *
+ * ------------------------------------------------- *
+ * | 0xa0| 0xa4| 0xa8| 0xac| | | *
+ * ------------------------------------------------- *
+ * | PC | align | | | *
+ * ------------------------------------------------- *
+ * *
+ *******************************************************/
+
+.cpu generic+fp+simd
+.text
+.align 2
+.global make_fcontext
+.type make_fcontext, %function
+make_fcontext:
+ # shift address in x0 (allocated stack) to lower 16 byte boundary
+ and x0, x0, ~0xF
+
+ # reserve space for context-data on context-stack
+ sub x0, x0, #0xb0
+
+ # third arg of make_fcontext() == address of context-function
+ # store address as a PC to jump in
+ str x2, [x0, #0xa0]
+
+ # save address of finish as return-address for context-function
+ # will be entered after context-function returns (LR register)
+ adr x1, finish
+ str x1, [x0, #0x98]
+
+ ret x30 // return pointer to context-data (x0)
+
+finish:
+ # exit code is zero
+ mov x0, #0
+ # exit application
+ bl _exit
+
+.size make_fcontext,.-make_fcontext
+# Mark that we don't need executable stack.
+.section .note.GNU-stack,"",%progbits
--
2.3.5

169
boost-context-0047-some-fixes-for-ARM64.patch Normal file
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@ -0,0 +1,169 @@
From 1e2584e00c71e120d652f0d4ae105e54ceca16a8 Mon Sep 17 00:00:00 2001
From: Oliver Kowalke <oliver.kowalke@gmx.de>
Date: Tue, 24 Feb 2015 17:50:14 +0100
Subject: [PATCH 47/54] some fixes for ARM64
---
src/asm/jump_arm64_aapcs_elf_gas.S | 44 ++++++++++++++++++------------------
src/asm/jump_arm64_aapcs_macho_gas.S | 44 ++++++++++++++++++------------------
2 files changed, 44 insertions(+), 44 deletions(-)
diff --git a/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S b/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S
index 46e029d..889008f 100644
--- a/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S
+++ b/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S
@@ -71,22 +71,22 @@ jump_fcontext:
# b.eq 1f
# save d8 - d15
- stp d8, d9, [sp, #0x00]
- stp d10, d11, [sp, #0x10]
- stp d12, d13, [sp, #0x20]
- stp d14, d15, [sp, #0x30]
+ stp d8, d9, [sp, #0x00]
+ stp d10, d11, [sp, #0x10]
+ stp d12, d13, [sp, #0x20]
+ stp d14, d15, [sp, #0x30]
1:
# save x19-x30
- stp x19, x20, [sp, #0x40]
- stp x21, x22, [sp, #0x50]
- stp x23, x24, [sp, #0x60]
- stp x25, x26, [sp, #0x70]
- stp x27, x28, [sp, #0x80]
- stp x29, x30, [sp, #0x90]
+ stp x19, x20, [sp, #0x40]
+ stp x21, x22, [sp, #0x50]
+ stp x23, x24, [sp, #0x60]
+ stp x25, x26, [sp, #0x70]
+ stp x27, x28, [sp, #0x80]
+ stp fp, lr, [sp, #0x90]
# save LR as PC
- str x30, [sp, #0xa0]
+ str lr, [sp, #0xa0]
# store RSP (pointing to context-data) in first argument (x0).
# STR cannot have sp as a target register
@@ -101,26 +101,26 @@ jump_fcontext:
# b.eq 2f
# load d8 - d15
- ldp d8, d9, [x0, #0x00]
- ldp d10, d11, [x0, #0x10]
- ldp d12, d13, [x0, #0x20]
- ldp d14, d15, [x0, #0x30]
+ ldp d8, d9, [sp, #0x00]
+ ldp d10, d11, [sp, #0x10]
+ ldp d12, d13, [sp, #0x20]
+ ldp d14, d15, [sp, #0x30]
2:
# load x19-x30
- ldp x19, x20, [sp, #0x40]
- ldp x21, x22, [sp, #0x50]
- ldp x23, x24, [sp, #0x60]
- ldp x25, x26, [sp, #0x70]
- ldp x27, x28, [sp, #0x80]
- ldp x29, x30, [sp, #0x90]
+ ldp x19, x20, [sp, #0x40]
+ ldp x21, x22, [sp, #0x50]
+ ldp x23, x24, [sp, #0x60]
+ ldp x25, x26, [sp, #0x70]
+ ldp x27, x28, [sp, #0x80]
+ ldp fp, lr, [sp, #0x90]
# use third arg as return value after jump
# and as first arg in context function
mov x0, x2
# load pc
- ldr x4, [sp, #0xa0]
+ ldr x4, [sp, #0xa0]
# restore stack from GP + FPU
add sp, sp, #0xb0
diff --git a/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S b/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S
index 29df555..958178e 100644
--- a/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S
+++ b/libs/context/src/asm/jump_arm64_aapcs_macho_gas.S
@@ -58,24 +58,24 @@ _jump_fcontext:
b.eq 1f
; save d8 - d15
- stp d8, d9, [x0, #0x00]
- stp d10, d11, [x0, #0x10]
- stp d12, d13, [x0, #0x20]
- stp d14, d15, [x0, #0x30]
+ stp d8, d9, [sp, #0x00]
+ stp d10, d11, [sp, #0x10]
+ stp d12, d13, [sp, #0x20]
+ stp d14, d15, [sp, #0x30]
1:
#endif
; save x19-x30
- stp x19, x20, [sp, #0x40]
- stp x21, x22, [sp, #0x50]
- stp x23, x24, [sp, #0x60]
- stp x25, x26, [sp, #0x70]
- stp x27, x28, [sp, #0x80]
- stp fp, lr, [sp, #0x90]
+ stp x19, x20, [sp, #0x40]
+ stp x21, x22, [sp, #0x50]
+ stp x23, x24, [sp, #0x60]
+ stp x25, x26, [sp, #0x70]
+ stp x27, x28, [sp, #0x80]
+ stp fp, lr, [sp, #0x90]
; save LR as PC
- str lr, [sp, #0xa0]
+ str lr, [sp, #0xa0]
; store RSP (pointing to context-data) in first argument (x0).
; STR cannot have sp as a target register
@@ -91,28 +91,28 @@ _jump_fcontext:
b.eq 2f
; load d8 - d15
- ldp d8, d9, [x0, #0x00]
- ldp d10, d11, [x0, #0x10]
- ldp d12, d13, [x0, #0x20]
- ldp d14, d15, [x0, #0x30]
+ ldp d8, d9, [sp, #0x00]
+ ldp d10, d11, [sp, #0x10]
+ ldp d12, d13, [sp, #0x20]
+ ldp d14, d15, [sp, #0x30]
2:
#endif
; load x19-x30
- ldp x19, x20, [sp, #0x40]
- ldp x21, x22, [sp, #0x50]
- ldp x23, x24, [sp, #0x60]
- ldp x25, x26, [sp, #0x70]
- ldp x27, x28, [sp, #0x80]
- ldp fp, lr, [sp, #0x90]
+ ldp x19, x20, [sp, #0x40]
+ ldp x21, x22, [sp, #0x50]
+ ldp x23, x24, [sp, #0x60]
+ ldp x25, x26, [sp, #0x70]
+ ldp x27, x28, [sp, #0x80]
+ ldp fp, lr, [sp, #0x90]
; use third arg as return value after jump
; and as first arg in context function
mov x0, x2
; load pc
- ldr x4, [sp, #0xa0]
+ ldr x4, [sp, #0xa0]
; restore stack from GP + FPU
add sp, sp, #0xb0
--
2.3.5

38
boost-context-0048-do-not-use-aliases-LR-and-FP-for-ARM64-gcc.patch Normal file
View File

@ -0,0 +1,38 @@
From 6e2a2b4b309f4f98ece77edc8746fa683a2e05d8 Mon Sep 17 00:00:00 2001
From: Oliver Kowalke <oliver.kowalke@gmx.de>
Date: Wed, 25 Feb 2015 19:49:30 +0100
Subject: [PATCH 48/54] do not use aliases LR and FP for ARM64/gcc
---
src/asm/jump_arm64_aapcs_elf_gas.S | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S b/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S
index 889008f..09bd7b5 100644
--- a/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S
+++ b/libs/context/src/asm/jump_arm64_aapcs_elf_gas.S
@@ -83,10 +83,10 @@ jump_fcontext:
stp x23, x24, [sp, #0x60]
stp x25, x26, [sp, #0x70]
stp x27, x28, [sp, #0x80]
- stp fp, lr, [sp, #0x90]
+ stp x29, x30, [sp, #0x90]
# save LR as PC
- str lr, [sp, #0xa0]
+ str x30, [sp, #0xa0]
# store RSP (pointing to context-data) in first argument (x0).
# STR cannot have sp as a target register
@@ -113,7 +113,7 @@ jump_fcontext:
ldp x23, x24, [sp, #0x60]
ldp x25, x26, [sp, #0x70]
ldp x27, x28, [sp, #0x80]
- ldp fp, lr, [sp, #0x90]
+ ldp x29, x30, [sp, #0x90]
# use third arg as return value after jump
# and as first arg in context function
--
2.3.5

35
boost-context-partial-revert-of-0002.patch Normal file
View File

@ -0,0 +1,35 @@
Index: boost_1_57_0/libs/context/build/Jamfile.v2
===================================================================
--- boost_1_57_0.orig/libs/context/build/Jamfile.v2
+++ boost_1_57_0/libs/context/build/Jamfile.v2
@@ -14,22 +14,9 @@ import os ;
import toolset ;
import architecture ;
-feature.feature segmented-stacks : on : optional propagated composite ;
-feature.compose <segmented-stacks>on : <define>BOOST_USE_SEGMENTED_STACKS ;
-
project boost/context
: requirements
- <library>/boost/system//boost_system
- <library>/boost/thread//boost_thread
<os>SOLARIS:<define>_XOPEN_SOURCE=600
- <toolset>gcc-4.7,<segmented-stacks>on:<cxxflags>-fsplit-stack
- <toolset>gcc-4.7,<segmented-stacks>on:<linkflags>"-static-libgcc"
- <toolset>gcc-4.8,<segmented-stacks>on:<cxxflags>-fsplit-stack
- <toolset>gcc-4.8,<segmented-stacks>on:<linkflags>"-static-libgcc"
- <toolset>gcc-4.9,<segmented-stacks>on:<cxxflags>-fsplit-stack
- <toolset>gcc-4.9,<segmented-stacks>on:<linkflags>"-static-libgcc"
- <toolset>clang-3.4,<segmented-stacks>on:<cxxflags>-fsplit-stack
- <toolset>clang-3.4,<segmented-stacks>on:<linkflags>"-static-libgcc"
<link>shared:<define>BOOST_CONTEXT_DYN_LINK=1
<define>BOOST_CONTEXT_SOURCE
: usage-requirements
@@ -849,7 +836,6 @@ alias stack_traits_sources
;
alias stack_traits_sources
- : posix/stack_traits.cpp
;
explicit stack_traits_sources ;

40
boost-context-use-sysv-not-aapcs.patch Normal file
View File

@ -0,0 +1,40 @@
http://lists.boost.org/Archives/boost/2015/02/220155.php
commit d19baee73f90de01375af69a9f8621799c649964
Author: Edward Nevill <edward.nevill_at_[hidden]>
Date: Mon Feb 23 17:32:49 2015 +0000
Fix build for aarch64.
Index: boost_1_57_0/libs/context/build/Jamfile.v2
===================================================================
--- boost_1_57_0.orig/libs/context/build/Jamfile.v2
+++ boost_1_57_0/libs/context/build/Jamfile.v2
@@ -214,7 +214,7 @@ alias asm_context_sources
alias asm_context_sources
: [ make asm/make_arm64_aapcs_elf_gas.o : asm/make_arm64_aapcs_elf_gas.S : @gas64 ]
[ make asm/jump_arm64_aapcs_elf_gas.o : asm/jump_arm64_aapcs_elf_gas.S : @gas64 ]
- : <abi>aapcs
+ : <abi>sysv
<address-model>64
<architecture>arm
<binary-format>elf
@@ -223,7 +223,7 @@ alias asm_context_sources
alias asm_context_sources
: asm/make_arm64_aapcs_elf_gas.S
asm/jump_arm64_aapcs_elf_gas.S
- : <abi>aapcs
+ : <abi>sysv
<address-model>64
<architecture>arm
<binary-format>elf
@@ -233,7 +233,7 @@ alias asm_context_sources
alias asm_context_sources
: asm/make_arm64_aapcs_elf_gas.S
asm/jump_arm64_aapcs_elf_gas.S
- : <abi>aapcs
+ : <abi>sysv
<address-model>64
<architecture>arm
<binary-format>elf

30
boost.spec
View File

@ -20,7 +20,7 @@
%bcond_without openmpi
%endif
%ifnarch %{ix86} x86_64 %{arm} ppc64 ppc64le
%ifnarch %{ix86} x86_64 %{arm} ppc64 ppc64le aarch64
%bcond_with context
%else
%bcond_without context
@ -32,7 +32,7 @@ Name: boost
Summary: The free peer-reviewed portable C++ source libraries
Version: 1.57.0
%define version_enc 1_57_0
Release: 6%{?dist}
Release: 7%{?dist}
License: Boost and MIT and Python
%define toplev_dirname %{name}_%{version_enc}
@ -135,6 +135,16 @@ Patch66: boost-1.57.0-uuid-comparison.patch
# https://svn.boost.org/trac/boost/ticket/11044
Patch67: boost-1.57.0-move-is_class.patch
Patch70: boost-context-0001-add-support-for-ARM64-MACH-O.patch
Patch71: boost-context-0002-make-ARM64-unsupported.patch
Patch72: boost-context-0015-jump-and-make-stubs-for-arm64-aarch64-for-iOS-ABI.patch
Patch73: boost-context-0016-remove-untested.cpp-for-ARM64-MACH-O.patch
Patch74: boost-context-0046-add-support-for-ARM64-ELF.patch
Patch75: boost-context-0047-some-fixes-for-ARM64.patch
Patch76: boost-context-0048-do-not-use-aliases-LR-and-FP-for-ARM64-gcc.patch
Patch77: boost-context-partial-revert-of-0002.patch
Patch78: boost-context-use-sysv-not-aapcs.patch
%bcond_with tests
%bcond_with docs_generated
@ -625,6 +635,15 @@ a number of significant features and is now developed independently
%patch65 -p1
%patch66 -p2
%patch67 -p0
%patch70 -p1
%patch71 -p1
%patch72 -p1
%patch73 -p1
%patch74 -p1
%patch75 -p1
%patch76 -p1
%patch77 -p1
%patch78 -p1
# At least python2_version needs to be a macro so that it's visible in
# %%install as well.
@ -1244,6 +1263,13 @@ rm -rf $RPM_BUILD_ROOT
%{_mandir}/man1/bjam.1*
%changelog
* Mon Apr 13 2015 Marcin Juszkiewicz <mjuszkiewicz@redhat.com> - 1.57.0-7
- Add AArch64 support for boost::context
- Numbered patches are cherry-picked from upstream repository.
- partial-revert-of-0002 removes some build definitions which are defined
in coroutine/
- last patch changes ABI names - taken from boost ML
* Sun Apr 12 2015 David Tardon <dtardon@redhat.com> - 1.57.0-6
- rebuild for yet another C++ ABI break