fstp %st(0)
fstp %st(0)
- cld # clear out DF: Darwin, Solaris and Win32 at
- # least need this, and it should not hurt others
-
call *%eax # normal callout using Lisp stack
movl %eax,%ecx # remember integer return value
/* Check for a return FP value. */
fxam
- fnstsw %eax
+ fnstsw %ax
andl $0x4500,%eax
cmpl $0x4100,%eax
jne Lfp_rtn_value
#ifndef LISP_FEATURE_WIN32
movl %esp,ALIEN_STACK + SYMBOL_VALUE_OFFSET
movl GNAME(all_threads),%eax
- movl THREAD_CONTROL_STACK_START_OFFSET(%eax) ,%esp
- /* don't think too hard about what happens if we get interrupted
- * here */
- addl $(THREAD_CONTROL_STACK_SIZE),%esp
+ /* pthread machinery takes care of this for other threads */
+ movl THREAD_CONTROL_STACK_END_OFFSET(%eax) ,%esp
#else
/* Win32 -really- doesn't like you switching stacks out from under it. */
movl GNAME(all_threads),%eax
* the undefined-function trampoline
*/
.text
- .align align_4byte,0x90
+ .align align_16byte,0x90
.globl GNAME(undefined_tramp)
TYPE(GNAME(undefined_tramp))
.byte 0, 0, 0, SIMPLE_FUN_HEADER_WIDETAG
* the closure trampoline
*/
.text
- .align align_4byte,0x90
+ .align align_16byte,0x90
.globl GNAME(closure_tramp)
TYPE(GNAME(closure_tramp))
.byte 0, 0, 0, SIMPLE_FUN_HEADER_WIDETAG
SIZE(GNAME(closure_tramp))
.text
- .align align_4byte,0x90
+ .align align_16byte,0x90
.globl GNAME(funcallable_instance_tramp)
TYPE(GNAME(funcallable_instance_tramp))
GNAME(funcallable_instance_tramp):
*/
.text
.globl GNAME(fun_end_breakpoint_guts)
- .align align_4byte
+ .align align_16byte
GNAME(fun_end_breakpoint_guts):
/* Multiple Value return */
jc multiple_value_return
\f
.globl GNAME(do_pending_interrupt)
TYPE(GNAME(do_pending_interrupt))
- .align align_4byte,0x90
+ .align align_16byte,0x90
GNAME(do_pending_interrupt):
TRAP
.byte trap_PendingInterrupt
* So only eax, ecx, and edx need special care here.
*
* ALLOC factors out the logic of calling alloc(): stack alignment, etc.
- * The TMP argument must be a preserved register different from the the
- * SIZE argument (if it is a register.)
*
* DEFINE_ALLOC_TO_FOO defines an alloction routine.
*/
#ifdef LISP_FEATURE_DARWIN
-#define ALLOC(size,tmp) \
- pushl tmp; /* Save TMP */ \
- movl %esp,tmp; /* Save ESP to TMP */ \
- andl $0xfffffff0,%esp; /* Align stack */ \
- pushl $0; /* Padding */ \
- pushl size; /* Argument to alloc */ \
- cld; /* Clear DF */ \
+#define ALLOC(size) \
+ pushl %ebp; /* Save EBP */ \
+ movl %esp,%ebp; /* Save ESP to EBP */ \
+ pushl $0; /* Reserve space for arg */ \
+ andl $0xfffffff0,%esp; /* Align stack to 16bytes */ \
+ movl size, (%esp); /* Argument to alloc */ \
call GNAME(alloc); \
- movl tmp,%esp; /* Restore ESP from TMP */ \
- popl tmp; /* Restore TMP */
+ movl %ebp,%esp; /* Restore ESP from EBP */ \
+ popl %ebp; /* Restore EBP */
#else
-#define ALLOC(size,tmp) \
+#define ALLOC(size) \
pushl size; /* Argument to alloc */ \
- cld; /* Clear DF */ \
call GNAME(alloc); \
addl $4,%esp; /* Pop argument */
#endif
#define DEFINE_ALLOC_TO_EAX(name,size) \
.globl GNAME(name); \
TYPE(GNAME(name)); \
- .align align_4byte,0x90; \
+ .align align_16byte,0x90; \
GNAME(name): \
pushl %ecx; /* Save ECX and EDX */ \
pushl %edx; \
- ALLOC(size,%esi) \
+ ALLOC(size) \
popl %edx; /* Restore ECX and EDX */ \
popl %ecx; \
ret; \
#define DEFINE_ALLOC_TO_ECX(name,size) \
.globl GNAME(name); \
TYPE(GNAME(name)); \
- .align align_4byte,0x90; \
+ .align align_16byte,0x90; \
GNAME(name): \
pushl %eax; /* Save EAX and EDX */ \
pushl %edx; \
- ALLOC(size,%esi) \
+ ALLOC(size) \
movl %eax,%ecx; /* Result to destination */ \
popl %edx; \
popl %eax; \
#define DEFINE_ALLOC_TO_EDX(name,size) \
.globl GNAME(name); \
TYPE(GNAME(name)); \
- .align align_4byte,0x90; \
+ .align align_16byte,0x90; \
GNAME(name): \
pushl %eax; /* Save EAX and ECX */ \
pushl %ecx; \
- ALLOC(size,%edi) \
+ ALLOC(size) \
movl %eax,%edx; /* Restore EAX and ECX */ \
popl %ecx; \
popl %eax; \
ret; \
SIZE(GNAME(name))
-#define DEFINE_ALLOC_TO_REG(name,reg,size,tmp) \
+#define DEFINE_ALLOC_TO_REG(name,reg,size) \
.globl GNAME(name); \
TYPE(GNAME(name)); \
- .align align_4byte,0x90; \
+ .align align_16byte,0x90; \
GNAME(name): \
pushl %eax; /* Save EAX, ECX, and EDX */ \
pushl %ecx; \
pushl %edx; \
- ALLOC(size,tmp) \
+ ALLOC(size) \
movl %eax,reg; /* Restore them */ \
popl %edx; \
popl %ecx; \
DEFINE_ALLOC_TO_EDX(alloc_8_to_edx,$8)
DEFINE_ALLOC_TO_EDX(alloc_16_to_edx,$16)
-DEFINE_ALLOC_TO_REG(alloc_to_ebx,%ebx,%ebx,%edi)
-DEFINE_ALLOC_TO_REG(alloc_8_to_ebx,%ebx,$8,%edi)
-DEFINE_ALLOC_TO_REG(alloc_16_to_ebx,%ebx,$16,%esi)
+DEFINE_ALLOC_TO_REG(alloc_to_ebx,%ebx,%ebx)
+DEFINE_ALLOC_TO_REG(alloc_8_to_ebx,%ebx,$8)
+DEFINE_ALLOC_TO_REG(alloc_16_to_ebx,%ebx,$16)
-DEFINE_ALLOC_TO_REG(alloc_to_esi,%esi,%esi,%edi)
-DEFINE_ALLOC_TO_REG(alloc_8_to_esi,%esi,$8,%edi)
-DEFINE_ALLOC_TO_REG(alloc_16_to_esi,%esi,$16,%edi)
+DEFINE_ALLOC_TO_REG(alloc_to_esi,%esi,%esi)
+DEFINE_ALLOC_TO_REG(alloc_8_to_esi,%esi,$8)
+DEFINE_ALLOC_TO_REG(alloc_16_to_esi,%esi,$16)
-DEFINE_ALLOC_TO_REG(alloc_to_edi,%edi,%edi,%esi)
-DEFINE_ALLOC_TO_REG(alloc_8_to_edi,%edi,$8,%esi)
-DEFINE_ALLOC_TO_REG(alloc_16_to_edi,%edi,$16,%esi)
+DEFINE_ALLOC_TO_REG(alloc_to_edi,%edi,%edi)
+DEFINE_ALLOC_TO_REG(alloc_8_to_edi,%edi,$8)
+DEFINE_ALLOC_TO_REG(alloc_16_to_edi,%edi,$16)
/* Called from lisp when an inline allocation overflows.
* Every register except the result needs to be preserved.
#define START_REGION GNAME(boxed_region)
#endif
-#define ALLOC_OVERFLOW(size,tmp) \
+#define ALLOC_OVERFLOW(size) \
/* Calculate the size for the allocation. */ \
subl START_REGION,size; \
- ALLOC(size,tmp)
+ ALLOC(size)
/* This routine handles an overflow with eax=crfp+size. So the
size=eax-crfp. */
- .align align_4byte
+ .align align_16byte
.globl GNAME(alloc_overflow_eax)
TYPE(GNAME(alloc_overflow_eax))
GNAME(alloc_overflow_eax):
pushl %ecx # Save ecx
pushl %edx # Save edx
- ALLOC_OVERFLOW(%eax,%esi)
+ ALLOC_OVERFLOW(%eax)
popl %edx # Restore edx.
popl %ecx # Restore ecx.
ret
SIZE(GNAME(alloc_overflow_eax))
- .align align_4byte
+ .align align_16byte
.globl GNAME(alloc_overflow_ecx)
TYPE(GNAME(alloc_overflow_ecx))
GNAME(alloc_overflow_ecx):
pushl %eax # Save eax
pushl %edx # Save edx
- ALLOC_OVERFLOW(%ecx,%esi)
+ ALLOC_OVERFLOW(%ecx)
movl %eax,%ecx # setup the destination.
popl %edx # Restore edx.
popl %eax # Restore eax.
ret
SIZE(GNAME(alloc_overflow_ecx))
- .align align_4byte
+ .align align_16byte
.globl GNAME(alloc_overflow_edx)
TYPE(GNAME(alloc_overflow_edx))
GNAME(alloc_overflow_edx):
pushl %eax # Save eax
pushl %ecx # Save ecx
- ALLOC_OVERFLOW(%edx,%esi)
+ ALLOC_OVERFLOW(%edx)
movl %eax,%edx # setup the destination.
popl %ecx # Restore ecx.
popl %eax # Restore eax.
/* This routine handles an overflow with ebx=crfp+size. So the
size=ebx-crfp. */
- .align align_4byte
+ .align align_16byte
.globl GNAME(alloc_overflow_ebx)
TYPE(GNAME(alloc_overflow_ebx))
GNAME(alloc_overflow_ebx):
pushl %eax # Save eax
pushl %ecx # Save ecx
pushl %edx # Save edx
- ALLOC_OVERFLOW(%ebx,%edi)
+ ALLOC_OVERFLOW(%ebx)
movl %eax,%ebx # setup the destination.
popl %edx # Restore edx.
popl %ecx # Restore ecx.
/* This routine handles an overflow with esi=crfp+size. So the
size=esi-crfp. */
- .align align_4byte
+ .align align_16byte
.globl GNAME(alloc_overflow_esi)
TYPE(GNAME(alloc_overflow_esi))
GNAME(alloc_overflow_esi):
pushl %eax # Save eax
pushl %ecx # Save ecx
pushl %edx # Save edx
- ALLOC_OVERFLOW(%esi,%edi)
+ ALLOC_OVERFLOW(%esi)
movl %eax,%esi # setup the destination.
popl %edx # Restore edx.
popl %ecx # Restore ecx.
ret
SIZE(GNAME(alloc_overflow_esi))
- .align align_4byte
+ .align align_16byte
.globl GNAME(alloc_overflow_edi)
TYPE(GNAME(alloc_overflow_edi))
GNAME(alloc_overflow_edi):
pushl %eax # Save eax
pushl %ecx # Save ecx
pushl %edx # Save edx
- ALLOC_OVERFLOW(%edi,%esi)
+ ALLOC_OVERFLOW(%edi)
movl %eax,%edi # setup the destination.
popl %edx # Restore edx.
popl %ecx # Restore ecx.
* and EIP from the exception context and use it to fake
* up a stack frame which will skip over the system SEH
* code. */
- .align align_4byte
+ .align align_16byte
.globl GNAME(exception_handler_wrapper)
TYPE(GNAME(exception_handler_wrapper))
GNAME(exception_handler_wrapper):
#endif
#ifdef LISP_FEATURE_DARWIN
- .align align_4byte
+ .align align_16byte
.globl GNAME(call_into_lisp_tramp)
TYPE(GNAME(call_into_lisp_tramp))
GNAME(call_into_lisp_tramp):
SIZE(call_into_lisp_tramp)
#endif
- .align align_4byte,0x90
+ .align align_16byte,0x90
.globl GNAME(post_signal_tramp)
TYPE(GNAME(post_signal_tramp))
GNAME(post_signal_tramp):
\f
.globl GNAME(fast_bzero_pointer)
.data
- .align align_4byte
+ .align align_16byte
GNAME(fast_bzero_pointer):
/* Variable containing a pointer to the bzero function to use.
* Initially points to a basic function. Change this variable
.long GNAME(fast_bzero_base)
\f
.text
- .align align_8byte,0x90
+ .align align_16byte,0x90
.globl GNAME(fast_bzero)
TYPE(GNAME(fast_bzero))
GNAME(fast_bzero):
\f
.text
- .align align_8byte,0x90
+ .align align_16byte,0x90
.globl GNAME(fast_bzero_detect)
TYPE(GNAME(fast_bzero_detect))
GNAME(fast_bzero_detect):
\f
.text
- .align align_8byte,0x90
+ .align align_16byte,0x90
.globl GNAME(fast_bzero_sse)
TYPE(GNAME(fast_bzero_sse))
\f
.text
- .align align_8byte,0x90
+ .align align_16byte,0x90
.globl GNAME(fast_bzero_base)
TYPE(GNAME(fast_bzero_base))
xor %eax, %eax /* Zero EAX */
shr $2, %ecx /* Amount of 4-byte blocks to copy */
jz Lend_base
- cld /* Set direction of STOSL to increment */
rep
stosl /* Store EAX to *EDI, ECX times, incrementing
\f
END()
-
\ No newline at end of file