601 lines
35 KiB
Diff
601 lines
35 KiB
Diff
--- boost_1_57_0/libs/context/build/Jamfile.v2 2014-10-20 01:26:00.000000000 -0500
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+++ boost_1_57_0/libs/context/build/Jamfile.v2 2015-05-04 17:43:10.812161900 -0500
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@@ -29,6 +29,7 @@ local rule default_binary_format ( )
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local tmp = elf ;
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if [ os.name ] = "MACOSX" { tmp = mach-o ; }
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if [ os.name ] = "NT" { tmp = pe ; }
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+ if [ os.name ] = "CYGWIN" { tmp = pe ; }
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if [ os.name ] = "AIX" { tmp = xcoff ; }
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return $(tmp) ;
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}
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@@ -581,6 +582,16 @@ alias asm_context_sources
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;
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alias asm_context_sources
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+ : asm/make_i386_ms_pe_gas.S
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+ asm/jump_i386_ms_pe_gas.S
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+ dummy.cpp
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+ : <address-model>32
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+ <architecture>x86
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+ <binary-format>pe
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+ <toolset>gcc
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+ ;
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+
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+alias asm_context_sources
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: asm/make_i386_ms_pe_masm.asm
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asm/jump_i386_ms_pe_masm.asm
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dummy.cpp
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@@ -715,6 +726,16 @@ alias asm_context_sources
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;
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alias asm_context_sources
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+ : asm/make_x86_64_ms_pe_gas.S
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+ asm/jump_x86_64_ms_pe_gas.S
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+ dummy.cpp
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+ : <address-model>64
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+ <architecture>x86
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+ <binary-format>pe
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+ <toolset>gcc
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+ ;
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+
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+alias asm_context_sources
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: asm/make_x86_64_ms_pe_masm.asm
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asm/jump_x86_64_ms_pe_masm.asm
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dummy.cpp
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--- boost_1_57_0/libs/context/src/asm/jump_i386_ms_pe_gas.S 1969-12-31 18:00:00.000000000 -0600
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+++ boost_1_57_0/libs/context/src/asm/jump_i386_ms_pe_gas.S 2015-05-04 17:43:10.821663100 -0500
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@@ -0,0 +1,108 @@
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+/*
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+ Copyright Oliver Kowalke 2009.
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+ Copyright Thomas Sailer 2013.
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+ Distributed under the Boost Software License, Version 1.0.
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+ (See accompanying file LICENSE_1_0.txt or copy at
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+ http://www.boost.org/LICENSE_1_0.txt)
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+*/
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+
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+/********************************************************************
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+ * *
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+ * -------------------------------------------------------------- *
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+ * | 0 | 1 | 2 | 3 | 4 | 5 | *
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+ * -------------------------------------------------------------- *
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+ * | 0h | 04h | 08h | 0ch | 010h | 014h | *
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+ * -------------------------------------------------------------- *
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+ * | EDI | ESI | EBX | EBP | ESP | EIP | *
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+ * -------------------------------------------------------------- *
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+ * -------------------------------------------------------------- *
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+ * | 6 | 7 | 8 | | *
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+ * -------------------------------------------------------------- *
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+ * | 018h | 01ch | 020h | | *
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+ * -------------------------------------------------------------- *
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+ * | sp | size | limit | | *
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+ * -------------------------------------------------------------- *
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+ * -------------------------------------------------------------- *
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+ * | 9 | | *
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+ * -------------------------------------------------------------- *
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+ * | 024h | | *
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+ * -------------------------------------------------------------- *
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+ * |fc_execpt| | *
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+ * -------------------------------------------------------------- *
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+ * -------------------------------------------------------------- *
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+ * | 10 | | *
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+ * -------------------------------------------------------------- *
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+ * | 028h | | *
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+ * -------------------------------------------------------------- *
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+ * |fc_strage| | *
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+ * -------------------------------------------------------------- *
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+ * -------------------------------------------------------------- *
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+ * | 11 | 12 | | *
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+ * -------------------------------------------------------------- *
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+ * | 02ch | 030h | | *
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+ * -------------------------------------------------------------- *
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+ * | fc_mxcsr|fc_x87_cw| | *
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+ * -------------------------------------------------------------- *
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+ * *
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+ * *****************************************************************/
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+
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+.file "jump_i386_ms_pe_gas.S"
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+.text
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+.p2align 4,,15
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+.globl _jump_fcontext
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+.def _jump_fcontext; .scl 2; .type 32; .endef
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+_jump_fcontext:
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+ movl 0x04(%esp), %ecx /* load address of the first fcontext_t arg */
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+ movl %edi, (%ecx) /* save EDI */
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+ movl %esi, 0x04(%ecx) /* save ESI */
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+ movl %ebx, 0x08(%ecx) /* save EBX */
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+ movl %ebp, 0x0c(%ecx) /* save EBP */
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+
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+ movl %fs:(0x18), %edx /* load NT_TIB */
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+ movl (%edx), %eax /* load current SEH exception list */
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+ movl %eax, 0x24(%ecx) /* save current exception list */
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+ movl 0x04(%edx), %eax /* load current stack base */
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+ movl %eax, 0x18(%ecx) /* save current stack base */
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+ movl 0x08(%edx), %eax /* load current stack limit */
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+ movl %eax, 0x20(%ecx) /* save current stack limit */
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+ movl 0x10(%edx), %eax /* load fiber local storage */
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+ movl %eax, 0x28(%ecx) /* save fiber local storage */
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+
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+ leal 0x04(%esp), %eax /* exclude the return address */
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+ movl %eax, 0x10(%ecx) /* save as stack pointer */
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+ movl (%esp), %eax /* load return address */
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+ movl %eax, 0x14(%ecx) /* save return address */
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+
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+ movl 0x08(%esp), %edx /* load address of the second fcontext_t arg */
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+ movl (%edx), %edi /* restore EDI */
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+ movl 0x04(%edx), %esi /* restore ESI */
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+ movl 0x08(%edx), %ebx /* restore EBX */
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+ movl 0x0c(%edx), %ebp /* restore EBP */
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+
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+ movl 0x10(%esp), %eax /* check if fpu enve preserving was requested */
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+ testl %eax, %eax
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+ je 1f
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+
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+ stmxcsr 0x2c(%ecx) /* save MMX control word */
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+ fnstcw 0x30(%ecx) /* save x87 control word */
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+ ldmxcsr 0x2c(%edx) /* restore MMX control word */
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+ fldcw 0x30(%edx) /* restore x87 control word */
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+1:
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+ movl %edx, %ecx
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+ movl %fs:(0x18), %edx /* load NT_TIB */
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+ movl 0x24(%ecx), %eax /* load SEH exception list */
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+ movl %eax, (%edx) /* restore next SEH item */
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+ movl 0x18(%ecx), %eax /* load stack base */
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+ movl %eax, 0x04(%edx) /* restore stack base */
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+ movl 0x20(%ecx), %eax /* load stack limit */
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+ movl %eax, 0x08(%edx) /* restore stack limit */
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+ movl 0x28(%ecx), %eax /* load fiber local storage */
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+ movl %eax, 0x10(%edx) /* restore fiber local storage */
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+
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+ movl 0x0c(%esp), %eax /* use third arg as return value after jump */
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+
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+ movl 0x10(%ecx), %esp /* restore ESP */
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+ movl %eax, 0x04(%esp) /* use third arg as first arg in context function */
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+ movl 0x14(%ecx), %ecx /* fetch the address to return to */
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+
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+ jmp *%ecx /* indirect jump to context */
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--- boost_1_57_0/libs/context/src/asm/jump_x86_64_ms_pe_gas.S 1969-12-31 18:00:00.000000000 -0600
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+++ boost_1_57_0/libs/context/src/asm/jump_x86_64_ms_pe_gas.S 2015-05-04 17:43:10.829664200 -0500
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@@ -0,0 +1,189 @@
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+/*
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+ Copyright Oliver Kowalke 2009.
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+ Copyright Thomas Sailer 2013.
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+ Distributed under the Boost Software License, Version 1.0.
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+ (See accompanying file LICENSE_1_0.txt or copy at
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+ http://www.boost.org/LICENSE_1_0.txt)
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+*/
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+
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+/****************************************************************************************
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+ * *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | R12 | R13 | R14 | R15 | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | RDI | RSI | RBX | RBP | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 16 | 17 | 18 | 19 | | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0x40 | 0x44 | 0x48 | 0x4c | | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | RSP | RIP | | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 20 | 21 | 22 | 23 | 24 | 25 | | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0x50 | 0x54 | 0x58 | 0x5c | 0x60 | 0x64 | | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | sp | size | limit | | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 26 | 27 | | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0x68 | 0x6c | | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | fbr_strg | | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0x70 | 0x74 | 0x78 | 0x7c | 0x80 | 0x84 | 0x88 | 0x8c | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | fc_mxcsr|fc_x87_cw| fc_xmm | SEE registers (XMM6-XMM15) | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0x90 | 0x94 | 0x98 | 0x9c | 0xa0 | 0xa4 | 0xa8 | 0xac | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | SEE registers (XMM6-XMM15) | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0xb0 | 0xb4 | 0xb8 | 0xbc | 0xc0 | 0xc4 | 0xc8 | 0xcc | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | SEE registers (XMM6-XMM15) | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0xd0 | 0xd4 | 0xd8 | 0xdc | 0xe0 | 0xe4 | 0xe8 | 0xec | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | SEE registers (XMM6-XMM15) | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0xf0 | 0xf4 | 0xf8 | 0xfc | 0x100 | 0x104 | 0x108 | 0x10c | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | SEE registers (XMM6-XMM15) | *
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+ * ---------------------------------------------------------------------------------- *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | 0x110 | 0x114 | 0x118 | 0x11c | 0x120 | 0x124 | 0x128 | 0x12c | *
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+ * ---------------------------------------------------------------------------------- *
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+ * | SEE registers (XMM6-XMM15) | *
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+ * ---------------------------------------------------------------------------------- *
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+ * *
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+ * *************************************************************************************/
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+
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+.file "jump_x86_64_ms_pe_gas.S"
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+.text
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+.p2align 4,,15
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+.globl jump_fcontext
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+.def jump_fcontext; .scl 2; .type 32; .endef
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+.seh_proc jump_fcontext
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+jump_fcontext:
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+.seh_endprologue
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+ movq %r12, (%rcx) /* save R12 */
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+ movq %r13, 0x08(%rcx) /* save R13 */
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+ movq %r14, 0x10(%rcx) /* save R14 */
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+ movq %r15, 0x18(%rcx) /* save R15 */
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+ movq %rdi, 0x20(%rcx) /* save RDI */
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+ movq %rsi, 0x28(%rcx) /* save RSI */
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+ movq %rbx, 0x30(%rcx) /* save RBX */
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+ movq %rbp, 0x38(%rcx) /* save RBP */
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+
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+ movq %gs:(0x30), %r10 /* load NT_TIB */
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+ movq 0x08(%r10), %rax /* load current stack base */
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+ movq %rax, 0x50(%rcx) /* save current stack base */
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+ movq 0x10(%r10), %rax /* load current stack limit */
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+ movq %rax, 0x60(%rcx) /* save current stack limit */
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+ movq 0x18(%r10), %rax /* load fiber local storage */
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+ movq %rax, 0x68(%rcx) /* save fiber local storage */
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+
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+ testq %r9, %r9
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+ je 1f
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+
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+ stmxcsr 0x70(%rcx) /* save MMX control and status word */
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+ fnstcw 0x74(%rcx) /* save x87 control word */
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+ /* save XMM storage */
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+ /* save start address of SSE register block in R10 */
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+ leaq 0x90(%rcx), %r10
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+ /* shift address in R10 to lower 16 byte boundary */
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+ /* == pointer to SEE register block */
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+ andq $-16, %r10
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+
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+ movaps %xmm6, (%r10)
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+ movaps %xmm7, 0x10(%r10)
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+ movaps %xmm8, 0x20(%r10)
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+ movaps %xmm9, 0x30(%r10)
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+ movaps %xmm10, 0x40(%r10)
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+ movaps %xmm11, 0x50(%r10)
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+ movaps %xmm12, 0x60(%r10)
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+ movaps %xmm13, 0x70(%r10)
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+ movaps %xmm14, 0x80(%r10)
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+ movaps %xmm15, 0x90(%r10)
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+
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+ ldmxcsr 0x70(%rdx) /* restore MMX control and status word */
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+ fldcw 0x74(%rdx) /* restore x87 control word */
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+ /* restore XMM storage */
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+ /* save start address of SSE register block in R10 */
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+ leaq 0x90(%rdx), %r10
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+ /* shift address in R10 to lower 16 byte boundary */
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+ /* == pointer to SEE register block */
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+ andq $-16, %r10
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+
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+ movaps (%r10), %xmm6
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+ movaps 0x10(%r10), %xmm7
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+ movaps 0x20(%r10), %xmm8
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+ movaps 0x30(%r10), %xmm9
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+ movaps 0x40(%r10), %xmm10
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+ movaps 0x50(%r10), %xmm11
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+ movaps 0x60(%r10), %xmm12
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+ movaps 0x70(%r10), %xmm13
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+ movaps 0x80(%r10), %xmm14
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+ movaps 0x90(%r10), %xmm15
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+
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+1:
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+ leaq 0x08(%rsp), %rax /* exclude the return address */
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+ movq %rax, 0x40(%rcx) /* save as stack pointer */
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+ movq (%rsp), %rax /* load return address */
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+ movq %rax, 0x48(%rcx) /* save return address */
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+
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+ movq (%rdx), %r12 /* restore R12 */
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+ movq 0x08(%rdx), %r13 /* restore R13 */
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+ movq 0x10(%rdx), %r14 /* restore R14 */
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+ movq 0x18(%rdx), %r15 /* restore R15 */
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+ movq 0x20(%rdx), %rdi /* restore RDI */
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+ movq 0x28(%rdx), %rsi /* restore RSI */
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+ movq 0x30(%rdx), %rbx /* restore RBX */
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+ movq 0x38(%rdx), %rbp /* restore RBP */
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+
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+ movq %gs:(0x30), %r10 /* load NT_TIB */
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+ movq 0x50(%rdx), %rax /* load stack base */
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+ movq %rax, 0x08(%r10) /* restore stack base */
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+ movq 0x60(%rdx), %rax /* load stack limit */
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+ movq %rax, 0x10(%r10) /* restore stack limit */
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+ movq 0x68(%rdx), %rax /* load fiber local storage */
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+ movq %rax, 0x18(%r10) /* restore fiber local storage */
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+
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+ movq 0x40(%rdx), %rsp /* restore RSP */
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+ movq 0x48(%rdx), %r10 /* fetch the address to returned to */
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+
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+ movq %r8, %rax /* use third arg as return value after jump */
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+ movq %r8, %rcx /* use third arg as first arg in context function */
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+
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+ jmp *%r10 /* indirect jump to caller */
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+.seh_endproc
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|
--- boost_1_57_0/libs/context/src/asm/make_i386_ms_pe_gas.S 1969-12-31 18:00:00.000000000 -0600
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|
+++ boost_1_57_0/libs/context/src/asm/make_i386_ms_pe_gas.S 2015-05-04 17:43:10.836165000 -0500
|
|
@@ -0,0 +1,115 @@
|
|
+/*
|
|
+ Copyright Oliver Kowalke 2009.
|
|
+ Copyright Thomas Sailer 2013.
|
|
+ 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 | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | 0h | 04h | 08h | 0ch | 010h | 014h | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | EDI | ESI | EBX | EBP | ESP | EIP | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | 6 | 7 | 8 | | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | 018h | 01ch | 020h | | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | sp | size | limit | | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | 9 | | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | 024h | | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * |fc_execpt| | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | 10 | | *
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|
+ * -------------------------------------------------------------- *
|
|
+ * | 028h | | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * |fc_strage| | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | 11 | 12 | | *
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|
+ * -------------------------------------------------------------- *
|
|
+ * | 02ch | 030h | | *
|
|
+ * -------------------------------------------------------------- *
|
|
+ * | fc_mxcsr|fc_x87_cw| | *
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|
+ * -------------------------------------------------------------- *
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|
+ * *
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|
+ * *****************************************************************/
|
|
+
|
|
+.file "make_i386_ms_pe_gas.S"
|
|
+.text
|
|
+.p2align 4,,15
|
|
+.globl _make_fcontext
|
|
+.def _make_fcontext; .scl 2; .type 32; .endef
|
|
+_make_fcontext:
|
|
+ movl 0x04(%esp), %eax /* load 1. arg of make_fcontext, pointer to context stack (base) */
|
|
+ leal -0x34(%eax),%eax /* reserve space for fcontext_t at top of context stack */
|
|
+
|
|
+ /* shift address in EAX to lower 16 byte boundary */
|
|
+ /* == pointer to fcontext_t and address of context stack */
|
|
+ andl $-16, %eax
|
|
+
|
|
+ movl 0x04(%esp), %ecx /* load 1. arg of make_fcontext, pointer to context stack (base) */
|
|
+ movl %ecx, 0x18(%eax) /* save address of context stack (base) in fcontext_t */
|
|
+ movl 0x08(%esp), %edx /* load 2. arg of make_fcontext, context stack size */
|
|
+ movl %edx, 0x1c(%eax) /* save context stack size in fcontext_t */
|
|
+ negl %edx /* negate stack size for LEA instruction (== substraction) */
|
|
+ leal (%ecx,%edx),%ecx /* compute bottom address of context stack (limit) */
|
|
+ movl %ecx, 0x20(%eax) /* save address of context stack (limit) in fcontext_t */
|
|
+ movl 0x0c(%esp), %ecx /* load 3. arg of make_fcontext, pointer to context function */
|
|
+ movl %ecx, 0x14(%eax) /* save address of context function in fcontext_t */
|
|
+
|
|
+ stmxcsr 0x02c(%eax) /* save MMX control word */
|
|
+ fnstcw 0x030(%eax) /* save x87 control word */
|
|
+
|
|
+ leal -0x1c(%eax),%edx /* reserve space for last frame and seh on context stack, (ESP - 0x4) % 16 == 0 */
|
|
+ movl %edx, 0x10(%eax) /* save address in EDX as stack pointer for context function */
|
|
+
|
|
+ movl $finish, %ecx /* abs address of finish */
|
|
+ movl %ecx, (%edx) /* save address of finish as return address for context function */
|
|
+ /* entered after context function returns */
|
|
+
|
|
+ /* traverse current seh chain to get the last exception handler installed by Windows */
|
|
+ /* note that on Windows Server 2008 and 2008 R2, SEHOP is activated by default */
|
|
+ /* the exception handler chain is tested for the presence of ntdll.dll!FinalExceptionHandler */
|
|
+ /* at its end by RaiseException all seh andlers are disregarded if not present and the */
|
|
+ /* program is aborted */
|
|
+ movl %fs:(0x18), %ecx /* load NT_TIB into ECX */
|
|
+
|
|
+walk:
|
|
+ movl (%ecx), %edx /* load 'next' member of current SEH into EDX */
|
|
+ incl %edx /* test if 'next' of current SEH is last (== 0xffffffff) */
|
|
+ jz found
|
|
+ decl %edx
|
|
+ xchgl %ecx, %edx /* exchange content; ECX contains address of next SEH */
|
|
+ jmp walk /* inspect next SEH */
|
|
+
|
|
+found:
|
|
+ movl 0x04(%ecx), %ecx /* load 'handler' member of SEH == address of last SEH handler installed by Windows */
|
|
+ movl 0x10(%eax), %edx /* load address of stack pointer for context function */
|
|
+ movl %ecx, 0x18(%edx) /* save address in ECX as SEH handler for context */
|
|
+ movl $0xffffffff,%ecx /* set ECX to -1 */
|
|
+ movl %ecx, 0x14(%edx) /* save ECX as next SEH item */
|
|
+ leal 0x14(%edx), %ecx /* load address of next SEH item */
|
|
+ movl %ecx, 0x24(%eax) /* save next SEH */
|
|
+
|
|
+ ret
|
|
+
|
|
+finish:
|
|
+ /* ESP points to same address as ESP on entry of context function + 0x4 */
|
|
+ xorl %eax, %eax
|
|
+ movl %eax, (%esp) /* exit code is zero */
|
|
+ call __exit /* exit application */
|
|
+ hlt
|
|
+
|
|
+.def __exit; .scl 2; .type 32; .endef /* standard C library function */
|
|
--- boost_1_57_0/libs/context/src/asm/make_x86_64_ms_pe_gas.S 1969-12-31 18:00:00.000000000 -0600
|
|
+++ boost_1_57_0/libs/context/src/asm/make_x86_64_ms_pe_gas.S 2015-05-04 17:43:10.843165900 -0500
|
|
@@ -0,0 +1,132 @@
|
|
+/*
|
|
+ Copyright Oliver Kowalke 2009.
|
|
+ Copyright Thomas Sailer 2013.
|
|
+ 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 | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | R12 | R13 | R14 | R15 | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | RDI | RSI | RBX | RBP | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 16 | 17 | 18 | 19 | | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0x40 | 0x44 | 0x48 | 0x4c | | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | RSP | RIP | | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 20 | 21 | 22 | 23 | 24 | 25 | | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0x50 | 0x54 | 0x58 | 0x5c | 0x60 | 0x64 | | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | sp | size | limit | | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 26 | 27 | | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0x68 | 0x6c | | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | fbr_strg | | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0x70 | 0x74 | 0x78 | 0x7c | 0x80 | 0x84 | 0x88 | 0x8c | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | fc_mxcsr|fc_x87_cw| fc_xmm | SEE registers (XMM6-XMM15) | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0x90 | 0x94 | 0x98 | 0x9c | 0xa0 | 0xa4 | 0xa8 | 0xac | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | SEE registers (XMM6-XMM15) | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0xb0 | 0xb4 | 0xb8 | 0xbc | 0xc0 | 0xc4 | 0xc8 | 0xcc | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | SEE registers (XMM6-XMM15) | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0xd0 | 0xd4 | 0xd8 | 0xdc | 0xe0 | 0xe4 | 0xe8 | 0xec | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | SEE registers (XMM6-XMM15) | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0xf0 | 0xf4 | 0xf8 | 0xfc | 0x100 | 0x104 | 0x108 | 0x10c | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | SEE registers (XMM6-XMM15) | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | 0x110 | 0x114 | 0x118 | 0x11c | 0x120 | 0x124 | 0x128 | 0x12c | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * | SEE registers (XMM6-XMM15) | *
|
|
+ * ---------------------------------------------------------------------------------- *
|
|
+ * *
|
|
+ * *************************************************************************************/
|
|
+
|
|
+.file "make_x86_64_ms_pe_gas.S"
|
|
+.text
|
|
+.p2align 4,,15
|
|
+.globl make_fcontext
|
|
+.def make_fcontext; .scl 2; .type 32; .endef
|
|
+.seh_proc make_fcontext
|
|
+make_fcontext:
|
|
+.seh_endprologue
|
|
+ leaq -0x130(%rcx),%rax /* reserve space for fcontext_t at top of context stack */
|
|
+
|
|
+ /* shift address in RAX to lower 16 byte boundary */
|
|
+ /* == pointer to fcontext_t and address of context stack */
|
|
+ andq $-16, %rax
|
|
+
|
|
+ movq %r8, 0x48(%rax) /* save address of context function in fcontext_t */
|
|
+ movq %rdx, 0x58(%rax) /* save context stack size in fcontext_t */
|
|
+ movq %rcx, 0x50(%rax) /* save address of context stack pointer (base) in fcontext_t */
|
|
+
|
|
+ negq %rdx /* negate stack size for LEA instruction (== substraction) */
|
|
+ leaq (%rcx,%rdx),%rcx /* compute bottom address of context stack (limit) */
|
|
+ movq %rcx, 0x60(%rax) /* save bottom address of context stack (limit) in fcontext_t */
|
|
+
|
|
+ stmxcsr 0x70(%rax) /* save MMX control and status word */
|
|
+ fnstcw 0x74(%rax) /* save x87 control word */
|
|
+
|
|
+ leaq -0x28(%rax),%rdx /* reserve 32byte shadow space + return address on stack, (RSP - 0x8) % 16 == 0 */
|
|
+ movq %rdx, 0x40(%rax) /* save address in RDX as stack pointer for context function */
|
|
+
|
|
+ leaq finish(%rip),%rcx /* compute abs address of label finish */
|
|
+ movq %rcx,(%rdx) /* save address of finish as return address for context function */
|
|
+ /* entered after context function returns */
|
|
+
|
|
+ ret
|
|
+
|
|
+finish:
|
|
+ /* RSP points to same address as RSP on entry of context function + 0x8 */
|
|
+ xorq %rcx, %rcx /* exit code is zero */
|
|
+ call _exit /* exit application */
|
|
+ hlt
|
|
+.seh_endproc
|
|
+
|
|
+.def _exit; .scl 2; .type 32; .endef /* standard C library function */
|