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boost/boost-ppc64-abiv2-context.patch

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diff --git a/boost/context/detail/config.hpp b/boost/context/detail/config.hpp
--- a/boost/context/detail/config.hpp
+++ b/boost/context/detail/config.hpp
@@ -35,4 +35,15 @@
# include <boost/config/auto_link.hpp>
#endif
+#undef BOOST_CONTEXT_CALLDECL
+#if (defined(i386) || defined(__i386__) || defined(__i386) \
+ || defined(__i486__) || defined(__i586__) || defined(__i686__) \
+ || defined(__X86__) || defined(_X86_) || defined(__THW_INTEL__) \
+ || defined(__I86__) || defined(__INTEL__) || defined(__IA32__) \
+ || defined(_M_IX86) || defined(_I86_)) && defined(BOOST_WINDOWS)
+# define BOOST_CONTEXT_CALLDECL __cdecl
+#else
+# define BOOST_CONTEXT_CALLDECL
+#endif
+
#endif // BOOST_CONTEXT_DETAIL_CONFIG_H
diff --git a/boost/context/fcontext.hpp b/boost/context/fcontext.hpp
--- a/boost/context/fcontext.hpp
+++ b/boost/context/fcontext.hpp
@@ -24,51 +24,11 @@ typedef int intptr_t;
# include BOOST_ABI_PREFIX
#endif
-// x86_64
-// test x86_64 before i386 because icc might
-// define __i686__ for x86_64 too
-#if defined(__x86_64__) || defined(__x86_64) \
- || defined(__amd64__) || defined(__amd64) \
- || defined(_M_X64) || defined(_M_AMD64)
-# if defined(BOOST_WINDOWS)
-# include <boost/context/detail/fcontext_x86_64_win.hpp>
-# else
-# include <boost/context/detail/fcontext_x86_64.hpp>
-# endif
-// i386
-#elif defined(i386) || defined(__i386__) || defined(__i386) \
- || defined(__i486__) || defined(__i586__) || defined(__i686__) \
- || defined(__X86__) || defined(_X86_) || defined(__THW_INTEL__) \
- || defined(__I86__) || defined(__INTEL__) || defined(__IA32__) \
- || defined(_M_IX86) || defined(_I86_)
-# if defined(BOOST_WINDOWS)
-# include <boost/context/detail/fcontext_i386_win.hpp>
-# else
-# include <boost/context/detail/fcontext_i386.hpp>
-# endif
-// arm
-#elif defined(__arm__) || defined(__thumb__) || defined(__TARGET_ARCH_ARM) \
- || defined(__TARGET_ARCH_THUMB) || defined(_ARM) || defined(_M_ARM)
-# include <boost/context/detail/fcontext_arm.hpp>
-// mips
-#elif (defined(__mips) && __mips == 1) || defined(_MIPS_ISA_MIPS1) \
- || defined(_R3000)
-# include <boost/context/detail/fcontext_mips.hpp>
-// powerpc
-#elif defined(__powerpc) || defined(__powerpc__) || defined(__ppc) \
- || defined(__ppc__) || defined(_ARCH_PPC) || defined(__POWERPC__) \
- || defined(__PPCGECKO__) || defined(__PPCBROADWAY) || defined(_XENON)
-# include <boost/context/detail/fcontext_ppc.hpp>
-#elif defined(__sparc__) || defined(__sparc)
-// sparc or sparc64
-# include <boost/context/detail/fcontext_sparc.hpp>
-#else
-# error "platform not supported"
-#endif
-
namespace boost {
namespace context {
+typedef void fcontext_t;
+
extern "C" BOOST_CONTEXT_DECL
intptr_t BOOST_CONTEXT_CALLDECL jump_fcontext( fcontext_t * ofc, fcontext_t const* nfc, intptr_t vp, bool preserve_fpu = true);
extern "C" BOOST_CONTEXT_DECL
diff --git a/libs/context/build/Jamfile.v2 b/libs/context/build/Jamfile.v2
--- a/libs/context/build/Jamfile.v2
+++ b/libs/context/build/Jamfile.v2
@@ -210,6 +210,16 @@ alias asm_context_sources
;
alias asm_context_sources
+ : asm/make_ppc64_linux_elf_gas.S
+ asm/jump_ppc64_linux_elf_gas.S
+ : <address-model>64
+ <architecture>power
+ <binary-format>elf
+ <target-os>linux
+ <toolset>gcc
+ ;
+
+alias asm_context_sources
: [ make asm/make_ppc64_sysv_elf_gas.o : asm/make_ppc64_sysv_elf_gas.S : @gas ]
[ make asm/jump_ppc64_sysv_elf_gas.o : asm/jump_ppc64_sysv_elf_gas.S : @gas ]
: <address-model>64
diff --git a/libs/context/src/asm/jump_ppc64_linux_elf_gas.S b/libs/context/src/asm/jump_ppc64_linux_elf_gas.S
--- /dev/null
+++ b/libs/context/src/asm/jump_ppc64_linux_elf_gas.S
@@ -0,0 +1,267 @@
+/*
+ Copyright Oliver Kowalke 2009.
+ 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 | *
+ * ------------------------------------------------- *
+ * | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
+ * ------------------------------------------------- *
+ * | F14 | F15 | F16 | F17 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
+ * ------------------------------------------------- *
+ * | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
+ * ------------------------------------------------- *
+ * | F18 | F19 | F20 | F21 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
+ * ------------------------------------------------- *
+ * | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
+ * ------------------------------------------------- *
+ * | F22 | F23 | F24 | F25 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
+ * ------------------------------------------------- *
+ * | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
+ * ------------------------------------------------- *
+ * | F26 | F27 | F28 | F29 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
+ * ------------------------------------------------- *
+ * | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
+ * ------------------------------------------------- *
+ * | F30 | F31 | fpscr | TOC | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
+ * ------------------------------------------------- *
+ * | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
+ * ------------------------------------------------- *
+ * | R14 | R15 | R16 | R17 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
+ * ------------------------------------------------- *
+ * | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
+ * ------------------------------------------------- *
+ * | R18 | R19 | R20 | R21 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
+ * ------------------------------------------------- *
+ * | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
+ * ------------------------------------------------- *
+ * | R22 | R23 | R24 | R25 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | *
+ * ------------------------------------------------- *
+ * | 256 | 260 | 264 | 268 | 272 | 276 | 280 | 284 | *
+ * ------------------------------------------------- *
+ * | R26 | R27 | R28 | R29 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | *
+ * ------------------------------------------------- *
+ * | 288 | 292 | 296 | 300 | 304 | 308 | 312 | 316 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | R30 | R31 | CR | LR | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 80 | 81 | | *
+ * ------------------------------------------------- *
+ * | 320 | 324 | | *
+ * ------------------------------------------------- *
+ * | PC | | *
+ * ------------------------------------------------- *
+ * *
+ *******************************************************/
+
+.globl jump_fcontext
+#if _CALL_ELF == 2
+ .text
+ .align 2
+jump_fcontext:
+ addis %r2, %r12, .TOC.-jump_fcontext@ha
+ addi %r2, %r2, .TOC.-jump_fcontext@l
+ .localentry jump_fcontext, . - jump_fcontext
+#else
+ .section ".opd","aw"
+ .align 3
+jump_fcontext:
+# ifdef _CALL_LINUX
+ .quad .L.jump_fcontext,.TOC.@tocbase,0
+ .type jump_fcontext,@function
+ .text
+ .align 2
+.L.jump_fcontext:
+# else
+ .hidden .jump_fcontext
+ .globl .jump_fcontext
+ .quad .jump_fcontext,.TOC.@tocbase,0
+ .size jump_fcontext,24
+ .type .jump_fcontext,@function
+ .text
+ .align 2
+.jump_fcontext:
+# endif
+#endif
+ # reserve space on stack
+ subi %r1, %r1, 328
+
+#if _CALL_ELF != 2
+ std %r2, 152(%r1) # save TOC
+#endif
+ std %r14, 160(%r1) # save R14
+ std %r15, 168(%r1) # save R15
+ std %r16, 176(%r1) # save R16
+ std %r17, 184(%r1) # save R17
+ std %r18, 192(%r1) # save R18
+ std %r19, 200(%r1) # save R19
+ std %r20, 208(%r1) # save R20
+ std %r21, 216(%r1) # save R21
+ std %r22, 224(%r1) # save R22
+ std %r23, 232(%r1) # save R23
+ std %r24, 240(%r1) # save R24
+ std %r25, 248(%r1) # save R25
+ std %r26, 256(%r1) # save R26
+ std %r27, 264(%r1) # save R27
+ std %r28, 272(%r1) # save R28
+ std %r29, 280(%r1) # save R29
+ std %r30, 288(%r1) # save R30
+ std %r31, 296(%r1) # save R31
+
+ # save CR
+ mfcr %r0
+ std %r0, 304(%r1)
+ # save LR
+ mflr %r0
+ std %r0, 312(%r1)
+ # save LR as PC
+ std %r0, 320(%r1)
+
+ # test if fpu env should be preserved
+ cmpwi cr7, %r6, 0
+ beq cr7, 1f
+
+ stfd %f14, 0(%r1) # save F14
+ stfd %f15, 8(%r1) # save F15
+ stfd %f16, 16(%r1) # save F16
+ stfd %f17, 24(%r1) # save F17
+ stfd %f18, 32(%r1) # save F18
+ stfd %f19, 40(%r1) # save F19
+ stfd %f20, 48(%r1) # save F20
+ stfd %f21, 56(%r1) # save F21
+ stfd %f22, 64(%r1) # save F22
+ stfd %f23, 72(%r1) # save F23
+ stfd %f24, 80(%r1) # save F24
+ stfd %f25, 88(%r1) # save F25
+ stfd %f26, 96(%r1) # save F26
+ stfd %f27, 104(%r1) # save F27
+ stfd %f28, 112(%r1) # save F28
+ stfd %f29, 120(%r1) # save F29
+ stfd %f30, 128(%r1) # save F30
+ stfd %f31, 136(%r1) # save F31
+ mffs %f0 # load FPSCR
+ stfd %f0, 144(%r1) # save FPSCR
+
+1:
+ # store RSP (pointing to context-data) in R3
+ std %r1, 0(%r3)
+
+ # restore RSP (pointing to context-data) from R4
+ mr %r1, %r4
+
+ # test if fpu env should be preserved
+ cmpwi cr7, %r6, 0
+ beq cr7, 2f
+
+ lfd %f14, 0(%r1) # restore F14
+ lfd %f15, 8(%r1) # restore F15
+ lfd %f16, 16(%r1) # restore F16
+ lfd %f17, 24(%r1) # restore F17
+ lfd %f18, 32(%r1) # restore F18
+ lfd %f19, 40(%r1) # restore F19
+ lfd %f20, 48(%r1) # restore F20
+ lfd %f21, 56(%r1) # restore F21
+ lfd %f22, 64(%r1) # restore F22
+ lfd %f23, 72(%r1) # restore F23
+ lfd %f24, 80(%r1) # restore F24
+ lfd %f25, 88(%r1) # restore F25
+ lfd %f26, 96(%r1) # restore F26
+ lfd %f27, 104(%r1) # restore F27
+ lfd %f28, 112(%r1) # restore F28
+ lfd %f29, 120(%r1) # restore F29
+ lfd %f30, 128(%r1) # restore F30
+ lfd %f31, 136(%r1) # restore F31
+ lfd %f0, 144(%r1) # load FPSCR
+ mtfsf 0xff, %f0 # restore FPSCR
+
+2:
+#if _CALL_ELF != 2
+ ld %r2, 152(%r1) # restore TOC
+#endif
+ ld %r14, 160(%r1) # restore R14
+ ld %r15, 168(%r1) # restore R15
+ ld %r16, 176(%r1) # restore R16
+ ld %r17, 184(%r1) # restore R17
+ ld %r18, 192(%r1) # restore R18
+ ld %r19, 200(%r1) # restore R19
+ ld %r20, 208(%r1) # restore R20
+ ld %r21, 216(%r1) # restore R21
+ ld %r22, 224(%r1) # restore R22
+ ld %r23, 232(%r1) # restore R23
+ ld %r24, 240(%r1) # restore R24
+ ld %r25, 248(%r1) # restore R25
+ ld %r26, 256(%r1) # restore R26
+ ld %r27, 264(%r1) # restore R27
+ ld %r28, 272(%r1) # restore R28
+ ld %r29, 280(%r1) # restore R29
+ ld %r30, 288(%r1) # restore R30
+ ld %r31, 296(%r1) # restore R31
+
+ # restore CR
+ ld %r0, 304(%r1)
+ mtcr %r0
+ # restore LR
+ ld %r0, 312(%r1)
+ mtlr %r0
+
+ # load PC
+ ld %r12, 320(%r1)
+ # restore CTR
+ mtctr %r12
+
+ # adjust stack
+ addi %r1, %r1, 328
+
+ # use third arg as return value after jump
+ # use third arg as first arg in context function
+ mr %r3, %r5
+
+ # jump to context
+ bctr
+#if _CALL_ELF == 2
+ .size jump_fcontext, .-jump_fcontext
+#else
+# ifdef _CALL_LINUX
+ .size .jump_fcontext, .-.L.jump_fcontext
+# else
+ .size .jump_fcontext, .-.jump_fcontext
+# endif
+#endif
+
+
+/* Mark that we don't need executable stack. */
+.section .note.GNU-stack,"",%progbits
diff --git a/libs/context/src/asm/make_ppc64_linux_elf_gas.S b/libs/context/src/asm/make_ppc64_linux_elf_gas.S
--- /dev/null
+++ b/libs/context/src/asm/make_ppc64_linux_elf_gas.S
@@ -0,0 +1,189 @@
+/*
+ Copyright Oliver Kowalke 2009.
+ 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 | *
+ * ------------------------------------------------- *
+ * | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
+ * ------------------------------------------------- *
+ * | F14 | F15 | F16 | F17 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
+ * ------------------------------------------------- *
+ * | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
+ * ------------------------------------------------- *
+ * | F18 | F19 | F20 | F21 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
+ * ------------------------------------------------- *
+ * | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
+ * ------------------------------------------------- *
+ * | F22 | F23 | F24 | F25 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
+ * ------------------------------------------------- *
+ * | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
+ * ------------------------------------------------- *
+ * | F26 | F27 | F28 | F29 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
+ * ------------------------------------------------- *
+ * | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
+ * ------------------------------------------------- *
+ * | F30 | F31 | fpscr | TOC | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
+ * ------------------------------------------------- *
+ * | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
+ * ------------------------------------------------- *
+ * | R14 | R15 | R16 | R17 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
+ * ------------------------------------------------- *
+ * | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
+ * ------------------------------------------------- *
+ * | R18 | R19 | R20 | R21 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
+ * ------------------------------------------------- *
+ * | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
+ * ------------------------------------------------- *
+ * | R22 | R23 | R24 | R25 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | *
+ * ------------------------------------------------- *
+ * | 256 | 260 | 264 | 268 | 272 | 276 | 280 | 284 | *
+ * ------------------------------------------------- *
+ * | R26 | R27 | R28 | R29 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | *
+ * ------------------------------------------------- *
+ * | 288 | 292 | 296 | 300 | 304 | 308 | 312 | 316 | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | R30 | R31 | CR | LR | *
+ * ------------------------------------------------- *
+ * ------------------------------------------------- *
+ * | 80 | 81 | | *
+ * ------------------------------------------------- *
+ * | 320 | 324 | | *
+ * ------------------------------------------------- *
+ * | PC | | *
+ * ------------------------------------------------- *
+ * *
+ *******************************************************/
+
+.globl make_fcontext
+#if _CALL_ELF == 2
+ .text
+ .align 2
+make_fcontext:
+ addis %r2, %r12, .TOC.-make_fcontext@ha
+ addi %r2, %r2, .TOC.-make_fcontext@l
+ .localentry make_fcontext, . - make_fcontext
+#else
+ .section ".opd","aw"
+ .align 3
+make_fcontext:
+# ifdef _CALL_LINUX
+ .quad .L.make_fcontext,.TOC.@tocbase,0
+ .type make_fcontext,@function
+ .text
+ .align 2
+.L.make_fcontext:
+# else
+ .hidden .make_fcontext
+ .globl .make_fcontext
+ .quad .make_fcontext,.TOC.@tocbase,0
+ .size make_fcontext,24
+ .type .make_fcontext,@function
+ .text
+ .align 2
+.make_fcontext:
+# endif
+#endif
+ # save return address into R6
+ mflr %r6
+
+ # first arg of make_fcontext() == top address of context-stack
+ # shift address in R3 to lower 16 byte boundary
+ clrrdi %r3, %r3, 4
+
+ # reserve space for context-data on context-stack
+ # including 64 byte of linkage + parameter area (R1 % 16 == 0)
+ subi %r3, %r3, 392
+
+ # third arg of make_fcontext() == address of context-function
+ # entry point (ELFv2) or descriptor (ELFv1)
+#if _CALL_ELF == 2
+ # save address of context-function entry point
+ std %r5, 320(%r3)
+#else
+ # save address of context-function entry point
+ ld %r4, 0(%r5)
+ std %r4, 320(%r3)
+ # save TOC of context-function
+ ld %r4, 8(%r5)
+ std %r4, 152(%r3)
+#endif
+
+ # load LR
+ mflr %r0
+ # jump to label 1
+ bl 1f
+1:
+ # load LR into R4
+ mflr %r4
+ # compute abs address of label finish
+ addi %r4, %r4, finish - 1b
+ # restore LR
+ mtlr %r0
+ # save address of finish as return-address for context-function
+ # will be entered after context-function returns
+ std %r4, 312(%r3)
+
+ # restore return address from R6
+ mtlr %r6
+
+ blr # return pointer to context-data
+
+finish:
+ # save return address into R0
+ mflr %r0
+ # save return address on stack, set up stack frame
+ std %r0, 8(%r1)
+ # allocate stack space, R1 % 16 == 0
+ stdu %r1, -32(%r1)
+
+ # exit code is zero
+ li %r3, 0
+ # exit application
+ bl _exit
+ nop
+#if _CALL_ELF == 2
+ .size make_fcontext, .-make_fcontext
+#else
+# ifdef _CALL_LINUX
+ .size .make_fcontext, .-.L.make_fcontext
+# else
+ .size .make_fcontext, .-.make_fcontext
+# endif
+#endif
+
+/* Mark that we don't need executable stack. */
+.section .note.GNU-stack,"",%progbits
diff --git a/libs/context/test/test_context.cpp b/libs/context/test/test_context.cpp
--- a/libs/context/test/test_context.cpp
+++ b/libs/context/test/test_context.cpp
@@ -27,8 +27,10 @@ typedef ctx::simple_stack_allocator<
8 * 1024 // 8kB
> stack_allocator;
-ctx::fcontext_t fcm;
-ctx::fcontext_t * fc = 0;
+ctx::fcontext_t *fcm = 0;
+ctx::fcontext_t *fc = 0;
+ctx::fcontext_t *fc1 = 0;
+ctx::fcontext_t *fc2 = 0;
int value1 = 0;
std::string value2;
double value3 = 0.;
@@ -36,25 +38,25 @@ double value3 = 0.;
void f1( intptr_t)
{
++value1;
- ctx::jump_fcontext( fc, & fcm, 0);
+ ctx::jump_fcontext( & fc, fcm, 0);
}
void f3( intptr_t)
{
++value1;
- ctx::jump_fcontext( fc, & fcm, 0);
+ ctx::jump_fcontext( & fc, fcm, 0);
++value1;
- ctx::jump_fcontext( fc, & fcm, 0);
+ ctx::jump_fcontext( & fc, fcm, 0);
}
void f4( intptr_t)
{
- ctx::jump_fcontext( fc, & fcm, 7);
+ ctx::jump_fcontext( & fc, fcm, 7);
}
void f5( intptr_t arg)
{
- ctx::jump_fcontext( fc, & fcm, arg);
+ ctx::jump_fcontext( & fc, fcm, arg);
}
void f6( intptr_t arg)
@@ -62,9 +64,9 @@ void f6( intptr_t arg)
std::pair< int, int > data = * ( std::pair< int, int > * ) arg;
int res = data.first + data.second;
data = * ( std::pair< int, int > *)
- ctx::jump_fcontext( fc, & fcm, ( intptr_t) res);
+ ctx::jump_fcontext( & fc, fcm, ( intptr_t) res);
res = data.first + data.second;
- ctx::jump_fcontext( fc, & fcm, ( intptr_t) res);
+ ctx::jump_fcontext( & fc, fcm, ( intptr_t) res);
}
void f7( intptr_t arg)
@@ -73,7 +75,7 @@ void f7( intptr_t arg)
{ throw std::runtime_error( ( char *) arg); }
catch ( std::runtime_error const& e)
{ value2 = e.what(); }
- ctx::jump_fcontext( fc, & fcm, arg);
+ ctx::jump_fcontext( & fc, fcm, arg);
}
void f8( intptr_t arg)
@@ -81,7 +83,24 @@ void f8( intptr_t arg)
double d = * ( double *) arg;
d += 3.45;
value3 = d;
- ctx::jump_fcontext( fc, & fcm, 0);
+ ctx::jump_fcontext( & fc, fcm, 0);
+}
+
+void f10( intptr_t)
+{
+ value1 = 3;
+ ctx::jump_fcontext( & fc2, fc1, 0);
+}
+
+void f9( intptr_t)
+{
+ std::cout << "f1: entered" << std::endl;
+
+ stack_allocator alloc;
+ void * sp = alloc.allocate( stack_allocator::default_stacksize());
+ fc2 = ctx::make_fcontext( sp, stack_allocator::default_stacksize(), f10);
+ ctx::jump_fcontext( & fc1, fc2, 0);
+ ctx::jump_fcontext( & fc1, fcm, 0);
}
void test_setup()
@@ -91,8 +110,6 @@ void test_setup()
void * sp = alloc.allocate( stack_allocator::minimum_stacksize() );
fc = ctx::make_fcontext( sp, stack_allocator::minimum_stacksize(), f1);
BOOST_CHECK( fc);
- BOOST_CHECK_EQUAL( sp, fc->fc_stack.sp);
- BOOST_CHECK_EQUAL( stack_allocator::minimum_stacksize(), fc->fc_stack.size);
}
void test_start()
@@ -104,8 +121,6 @@ void test_start()
void * sp = alloc.allocate( stack_allocator::minimum_stacksize() );
fc = ctx::make_fcontext( sp, stack_allocator::minimum_stacksize(), f1);
BOOST_CHECK( fc);
- BOOST_CHECK_EQUAL( sp, fc->fc_stack.sp);
- BOOST_CHECK_EQUAL( stack_allocator::minimum_stacksize(), fc->fc_stack.size);
BOOST_CHECK_EQUAL( 0, value1);
ctx::jump_fcontext( & fcm, fc, 0);
@@ -121,8 +136,6 @@ void test_jump()
void * sp = alloc.allocate( stack_allocator::minimum_stacksize() );
fc = ctx::make_fcontext( sp, stack_allocator::minimum_stacksize(), f3);
BOOST_CHECK( fc);
- BOOST_CHECK_EQUAL( sp, fc->fc_stack.sp);
- BOOST_CHECK_EQUAL( stack_allocator::minimum_stacksize(), fc->fc_stack.size);
BOOST_CHECK_EQUAL( 0, value1);
ctx::jump_fcontext( & fcm, fc, 0);
@@ -138,8 +151,6 @@ void test_result()
void * sp = alloc.allocate( stack_allocator::minimum_stacksize() );
fc = ctx::make_fcontext( sp, stack_allocator::minimum_stacksize(), f4);
BOOST_CHECK( fc);
- BOOST_CHECK_EQUAL( sp, fc->fc_stack.sp);
- BOOST_CHECK_EQUAL( stack_allocator::minimum_stacksize(), fc->fc_stack.size);
int result = ( int) ctx::jump_fcontext( & fcm, fc, 0);
BOOST_CHECK_EQUAL( 7, result);
@@ -153,8 +164,6 @@ void test_arg()
void * sp = alloc.allocate( stack_allocator::minimum_stacksize() );
fc = ctx::make_fcontext( sp, stack_allocator::minimum_stacksize(), f5);
BOOST_CHECK( fc);
- BOOST_CHECK_EQUAL( sp, fc->fc_stack.sp);
- BOOST_CHECK_EQUAL( stack_allocator::minimum_stacksize(), fc->fc_stack.size);
int result = ( int) ctx::jump_fcontext( & fcm, fc, i);
BOOST_CHECK_EQUAL( i, result);
@@ -168,8 +177,6 @@ void test_transfer()
void * sp = alloc.allocate( stack_allocator::minimum_stacksize() );
fc = ctx::make_fcontext( sp, stack_allocator::minimum_stacksize(), f6);
BOOST_CHECK( fc);
- BOOST_CHECK_EQUAL( sp, fc->fc_stack.sp);
- BOOST_CHECK_EQUAL( stack_allocator::minimum_stacksize(), fc->fc_stack.size);
int result = ( int) ctx::jump_fcontext( & fcm, fc, ( intptr_t) & data);
BOOST_CHECK_EQUAL( 10, result);
@@ -184,10 +191,8 @@ void test_exception()
const char * what = "hello world";
void * sp = alloc.allocate( stack_allocator::default_stacksize() );
- fc = ctx::make_fcontext( sp, stack_allocator::default_stacksize(), f7);
+ fc = ctx::make_fcontext( sp, stack_allocator::minimum_stacksize(), f7);
BOOST_CHECK( fc);
- BOOST_CHECK_EQUAL( sp, fc->fc_stack.sp);
- BOOST_CHECK_EQUAL( stack_allocator::default_stacksize(), fc->fc_stack.size);
ctx::jump_fcontext( & fcm, fc, ( intptr_t) what);
BOOST_CHECK_EQUAL( std::string( what), value2);
@@ -201,13 +206,21 @@ void test_fp()
void * sp = alloc.allocate( stack_allocator::minimum_stacksize() );
fc = ctx::make_fcontext( sp, stack_allocator::minimum_stacksize(), f8);
BOOST_CHECK( fc);
- BOOST_CHECK_EQUAL( sp, fc->fc_stack.sp);
- BOOST_CHECK_EQUAL( stack_allocator::minimum_stacksize(), fc->fc_stack.size);
ctx::jump_fcontext( & fcm, fc, (intptr_t) & d);
BOOST_CHECK_EQUAL( 10.58, value3);
}
+void test_stacked()
+{
+ value1 = 0;
+ stack_allocator alloc;
+ void * sp = alloc.allocate( stack_allocator::default_stacksize());
+ fc1 = ctx::make_fcontext( sp, stack_allocator::default_stacksize(), f9);
+ ctx::jump_fcontext( & fcm, fc1, 0);
+ BOOST_CHECK_EQUAL( 3, value1);
+}
+
boost::unit_test::test_suite * init_unit_test_suite( int, char* [])
{
boost::unit_test::test_suite * test =
@@ -221,6 +234,7 @@ boost::unit_test::test_suite * init_unit_test_suite( int, char* [])
test->add( BOOST_TEST_CASE( & test_transfer) );
test->add( BOOST_TEST_CASE( & test_exception) );
test->add( BOOST_TEST_CASE( & test_fp) );
+ test->add( BOOST_TEST_CASE( & test_stacked) );
return test;
}
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