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[CRT]
- Add amd64 versions of setjmp / longjmp - Add amd64 versions of chkstk_asm.s, seh.s to libcntpr svn path=/trunk/; revision=48151
This commit is contained in:
Timo Kreuzer
parent
d7e775596d
commit
0711c75539
3 changed files with 174 additions and 0 deletions
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@ -292,6 +292,11 @@
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<file>setjmp.s</file>
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</directory>
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</if>
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<if property="ARCH" value="amd64">
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<directory name="amd64">
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<file>setjmp.s</file>
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</directory>
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</if>
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</directory>
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<directory name="signal">
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<file>signal.c</file>
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@ -19,6 +19,12 @@
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<file>seh.s</file>
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</directory>
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</if>
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<if property="ARCH" value="amd64">
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<directory name="amd64">
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<file>chkstk_asm.s</file>
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<file>seh.s</file>
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</directory>
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</if>
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<if property="ARCH" value="powerpc">
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<directory name="powerpc">
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<file>chkstk_asm.s</file>
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@ -90,6 +96,11 @@
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<file>setjmp.s</file>
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</directory>
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</if>
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<if property="ARCH" value="amd64">
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<directory name="amd64">
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<file>setjmp.s</file>
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</directory>
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</if>
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</directory>
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<directory name="stdlib">
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158
reactos/lib/sdk/crt/setjmp/amd64/setjmp.s
Normal file
158
reactos/lib/sdk/crt/setjmp/amd64/setjmp.s
Normal file
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@ -0,0 +1,158 @@
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/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* PURPOSE: Implementation of _setjmp/longjmp
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* FILE: lib/sdk/crt/setjmp/amd64/setjmp.s
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* PROGRAMMER: Timo Kreuzer (timo.kreuzer@reactos.org)
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*/
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/* INCLUDES ******************************************************************/
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#include <reactos/asm.h>
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#include <ndk/amd64/asm.h>
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#define JUMP_BUFFER_Frame 0x00
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#define JUMP_BUFFER_Rbx 0x08
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#define JUMP_BUFFER_Rsp 0x10
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#define JUMP_BUFFER_Rbp 0x18
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#define JUMP_BUFFER_Rsi 0x20
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#define JUMP_BUFFER_Rdi 0x28
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#define JUMP_BUFFER_R12 0x30
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#define JUMP_BUFFER_R13 0x38
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#define JUMP_BUFFER_R14 0x40
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#define JUMP_BUFFER_R15 0x48
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#define JUMP_BUFFER_Rip 0x50
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#define JUMP_BUFFER_Spare 0x58
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#define JUMP_BUFFER_Xmm6 0x60
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#define JUMP_BUFFER_Xmm7 0x70
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#define JUMP_BUFFER_Xmm8 0x80
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#define JUMP_BUFFER_Xmm9 0x90
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#define JUMP_BUFFER_Xmm10 0xa0
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#define JUMP_BUFFER_Xmm11 0xb0
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#define JUMP_BUFFER_Xmm12 0xc0
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#define JUMP_BUFFER_Xmm13 0xd0
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#define JUMP_BUFFER_Xmm14 0xe0
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#define JUMP_BUFFER_Xmm15 0xf0
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/* FUNCTIONS ******************************************************************/
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/*
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* int _setjmp(jmp_buf env);
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*
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* Parameters: <rcx> - jmp_buf env
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* Returns: 0
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* Notes: Sets up the jmp_buf
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*/
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PUBLIC _setjmp
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.proc _setjmp
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/* Load rsp as it was before the call into rax */
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lea rax, [rsp + 8]
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/* Load return address into r8 */
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mov r8, [rsp]
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mov qword ptr [rcx + JUMP_BUFFER_Frame], 0
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mov [rcx + JUMP_BUFFER_Rbx], rbx
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mov [rcx + JUMP_BUFFER_Rbp], rbp
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mov [rcx + JUMP_BUFFER_Rsi], rsi
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mov [rcx + JUMP_BUFFER_Rdi], rdi
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mov [rcx + JUMP_BUFFER_R12], r12
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mov [rcx + JUMP_BUFFER_R13], r13
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mov [rcx + JUMP_BUFFER_R14], r14
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mov [rcx + JUMP_BUFFER_R15], r15
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mov [rcx + JUMP_BUFFER_Rsp], rax
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mov [rcx + JUMP_BUFFER_Rip], r8
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movdqa [rcx + JUMP_BUFFER_Xmm6], xmm6
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movdqa [rcx + JUMP_BUFFER_Xmm7], xmm7
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movdqa [rcx + JUMP_BUFFER_Xmm8], xmm8
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movdqa [rcx + JUMP_BUFFER_Xmm9], xmm9
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movdqa [rcx + JUMP_BUFFER_Xmm10], xmm10
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movdqa [rcx + JUMP_BUFFER_Xmm11], xmm11
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movdqa [rcx + JUMP_BUFFER_Xmm12], xmm12
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movdqa [rcx + JUMP_BUFFER_Xmm13], xmm13
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movdqa [rcx + JUMP_BUFFER_Xmm14], xmm14
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movdqa [rcx + JUMP_BUFFER_Xmm15], xmm15
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xor rax, rax
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ret
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.endp setjmp
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/*
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* int _setjmpex(jmp_buf _Buf,void *_Ctx);
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*
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* Parameters: <rcx> - jmp_buf env
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* <rdx> - frame
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* Returns: 0
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* Notes: Sets up the jmp_buf
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*/
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PUBLIC _setjmpex
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.proc _setjmpex
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/* Load rsp as it was before the call into rax */
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lea rax, [rsp + 8]
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/* Load return address into r8 */
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mov r8, [rsp]
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mov [rcx + JUMP_BUFFER_Frame], rdx
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mov [rcx + JUMP_BUFFER_Rbx], rbx
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mov [rcx + JUMP_BUFFER_Rbp], rbp
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mov [rcx + JUMP_BUFFER_Rsi], rsi
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mov [rcx + JUMP_BUFFER_Rdi], rdi
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mov [rcx + JUMP_BUFFER_R12], r12
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mov [rcx + JUMP_BUFFER_R13], r13
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mov [rcx + JUMP_BUFFER_R14], r14
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mov [rcx + JUMP_BUFFER_R15], r15
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mov [rcx + JUMP_BUFFER_Rsp], rax
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mov [rcx + JUMP_BUFFER_Rip], r8
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movdqa [rcx + JUMP_BUFFER_Xmm6], xmm6
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movdqa [rcx + JUMP_BUFFER_Xmm7], xmm7
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movdqa [rcx + JUMP_BUFFER_Xmm8], xmm8
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movdqa [rcx + JUMP_BUFFER_Xmm9], xmm9
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movdqa [rcx + JUMP_BUFFER_Xmm10], xmm10
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movdqa [rcx + JUMP_BUFFER_Xmm11], xmm11
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movdqa [rcx + JUMP_BUFFER_Xmm12], xmm12
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movdqa [rcx + JUMP_BUFFER_Xmm13], xmm13
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movdqa [rcx + JUMP_BUFFER_Xmm14], xmm14
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movdqa [rcx + JUMP_BUFFER_Xmm15], xmm15
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xor rax, rax
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ret
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.endp setjmpex
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/*
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* void longjmp(jmp_buf env, int value);
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*
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* Parameters: <rcx> - jmp_buf setup by _setjmp
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* <rdx> - int value to return
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* Returns: Doesn't return
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* Notes: Non-local goto
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*/
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PUBLIC longjmp
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.proc longjmp
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// FIXME: handle frame
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mov rbx, [rcx + JUMP_BUFFER_Rbx]
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mov rbp, [rcx + JUMP_BUFFER_Rbp]
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mov rsi, [rcx + JUMP_BUFFER_Rsi]
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mov rdi, [rcx + JUMP_BUFFER_Rdi]
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mov r12, [rcx + JUMP_BUFFER_R12]
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mov r13, [rcx + JUMP_BUFFER_R13]
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mov r14, [rcx + JUMP_BUFFER_R14]
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mov r15, [rcx + JUMP_BUFFER_R15]
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mov rsp, [rcx + JUMP_BUFFER_Rsp]
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mov r8, [rcx + JUMP_BUFFER_Rip]
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movdqa xmm6, [rcx + JUMP_BUFFER_Xmm6]
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movdqa xmm7, [rcx + JUMP_BUFFER_Xmm7]
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movdqa xmm8, [rcx + JUMP_BUFFER_Xmm8]
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movdqa xmm9, [rcx + JUMP_BUFFER_Xmm9]
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movdqa xmm10, [rcx + JUMP_BUFFER_Xmm10]
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movdqa xmm11, [rcx + JUMP_BUFFER_Xmm11]
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movdqa xmm12, [rcx + JUMP_BUFFER_Xmm12]
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movdqa xmm13, [rcx + JUMP_BUFFER_Xmm13]
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movdqa xmm14, [rcx + JUMP_BUFFER_Xmm14]
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movdqa xmm15, [rcx + JUMP_BUFFER_Xmm15]
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/* return param2 or 1 if it was 0 */
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mov rax, rdx
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test rax, rax
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jnz 2f
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inc rax
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2: jmp r8
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.endp longjmp
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