#include "sbcl.h"
#include "lispregs.h"
#include "globals.h"
+
#include "genesis/simple-fun.h"
#include "genesis/fdefn.h"
#include "genesis/closure.h"
#include "genesis/static-symbols.h"
+#ifdef LISP_FEATURE_DARWIN
+#define CSYMBOL(x) _ ## x
+#else
+#define CSYMBOL(x) x
+#endif
+
+#if defined LISP_FEATURE_DARWIN
+#define FUNCDEF(x) .text @ \
+ .align 3 @ \
+_##x:
+
+#define GFUNCDEF(x) .globl _/**/x @ \
+ FUNCDEF(x)
+#else
#define FUNCDEF(x) .text ; \
.align 3 ; \
.type x,@function ; \
x:
+
#define GFUNCDEF(x) .globl x ; \
FUNCDEF(x)
+#endif
+#if defined LISP_FEATURE_DARWIN
+#define SET_SIZE(x)
+#else
#define SET_SIZE(x) .size x,.-x
+#endif
/* Load a register from a global, using the register as an intermediary */
/* The register will be a fixnum for one instruction, so this is gc-safe */
+#if defined LISP_FEATURE_DARWIN
+#define load(reg,global) \
+ lis reg,ha16(global) @ \
+ lwz reg,lo16(global)(reg) ; Comment
+#define store(reg,temp,global) \
+ lis temp,ha16(global) @\
+ stw reg,lo16(global)(temp) ; Comment
+#else
#define load(reg,global) \
lis reg,global@ha; lwz reg,global@l(reg)
#define store(reg,temp,global) \
lis temp,global@ha; stw reg,global@l(temp)
+#endif
#define FIRST_SAVE_FPR 14 /* lowest-numbered non-volatile FPR */
+#ifdef LISP_FEATURE_DARWIN
+#define FIRST_SAVE_GPR 13 /* lowest-numbered non-volatile GPR */
+#define NGPR_SAVE_BYTES(n) ((32-(n))*4)
+#define FRAME_ARG_BYTES(n) (((((n)+6)*4)+15)&~15)
+#else
#define FIRST_SAVE_GPR 14 /* lowest-numbered non-volatile GPR */
-#define NFPR_SAVE_BYTES(n) ((32-(n))*8)
#define NGPR_SAVE_BYTES(n) ((32-(~1&((n)+1)))*4)
#define FRAME_ARG_BYTES(n) (((((n)+2)*4)+15)&~15)
+#endif
+#define NFPR_SAVE_BYTES(n) ((32-(n))*8)
+#ifdef LISP_FEATURE_DARWIN
+#define FRAME_SIZE(first_g,first_f,out_arg_words,savecr) \
+(NFPR_SAVE_BYTES(first_f)+ NGPR_SAVE_BYTES(first_g)+ FRAME_ARG_BYTES(out_arg_words))
+#define SAVE_FPR(n) stfd f##n,-8*(32- n)(r11)
+#define SAVE_GPR(n) stw r##n,-4*(32- n)(r11)
+#define FULL_FRAME_SIZE FRAME_SIZE(FIRST_SAVE_GPR,FIRST_SAVE_FPR,8,1)
+#define RESTORE_FPR(n) lfd f##n,-8*(32- n)(r11)
+#define RESTORE_GPR(n) lwz r##n,-4*(32- n)(r11)
+#else
#define FRAME_SIZE(first_g,first_f,out_arg_words,savecr) \
(NFPR_SAVE_BYTES(first_f)+ NGPR_SAVE_BYTES(first_g)+ FRAME_ARG_BYTES(out_arg_words+savecr))
#define SAVE_FPR(n) stfd n,-8*(32-(n))(11)
#define RESTORE_FPR(n) lfd n,-8*(32-(n))(11)
#define RESTORE_GPR(n) lwz n,-4*(32-(n))(11)
+#endif
+
+#ifdef LISP_FEATURE_DARWIN
+#define C_FULL_PROLOG \
+ nop @\
+ nop @ \
+ mfcr REG(0) @ \
+ stw REG(0),4(REG(1)) @ \
+ mflr REG(0) @ \
+ stw REG(0),8(REG(1)) @ \
+ mr REG(11),REG(1) @ \
+ stwu REG(1),-FULL_FRAME_SIZE(REG(1)) @ \
+ SAVE_FPR(14) @ \
+ SAVE_FPR(15) @ \
+ SAVE_FPR(16) @ \
+ SAVE_FPR(17) @ \
+ SAVE_FPR(18) @ \
+ SAVE_FPR(19) @ \
+ SAVE_FPR(20) @ \
+ SAVE_FPR(21) @ \
+ SAVE_FPR(22) @ \
+ SAVE_FPR(23) @ \
+ SAVE_FPR(24) @ \
+ SAVE_FPR(25) @ \
+ SAVE_FPR(26) @ \
+ SAVE_FPR(27) @ \
+ SAVE_FPR(28) @ \
+ SAVE_FPR(29) @ \
+ SAVE_FPR(30) @ \
+ SAVE_FPR(31) @ \
+ la REG(11),-NFPR_SAVE_BYTES(FIRST_SAVE_FPR)(REG(11)) @ \
+ SAVE_GPR(13) @ \
+ SAVE_GPR(14) @ \
+ SAVE_GPR(15) @ \
+ SAVE_GPR(16) @ \
+ SAVE_GPR(17) @ \
+ SAVE_GPR(18) @ \
+ SAVE_GPR(19) @ \
+ SAVE_GPR(20) @ \
+ SAVE_GPR(21) @ \
+ SAVE_GPR(22) @ \
+ SAVE_GPR(23) @ \
+ SAVE_GPR(24) @ \
+ SAVE_GPR(25) @ \
+ SAVE_GPR(26) @ \
+ SAVE_GPR(27) @ \
+ SAVE_GPR(28) @ \
+ SAVE_GPR(29) @ \
+ SAVE_GPR(30) @ \
+ SAVE_GPR(31)
+
+
+#define C_FULL_EPILOG \
+ la REG(11),FULL_FRAME_SIZE-NFPR_SAVE_BYTES(FIRST_SAVE_FPR)(REG(1)) @ \
+ RESTORE_GPR(13) @ \
+ RESTORE_GPR(14) @ \
+ RESTORE_GPR(15) @ \
+ RESTORE_GPR(16) @ \
+ RESTORE_GPR(17) @ \
+ RESTORE_GPR(18) @ \
+ RESTORE_GPR(19) @ \
+ RESTORE_GPR(20) @ \
+ RESTORE_GPR(21) @ \
+ RESTORE_GPR(22) @ \
+ RESTORE_GPR(23) @ \
+ RESTORE_GPR(24) @ \
+ RESTORE_GPR(25) @ \
+ RESTORE_GPR(26) @ \
+ RESTORE_GPR(27) @ \
+ RESTORE_GPR(28) @ \
+ RESTORE_GPR(29) @ \
+ RESTORE_GPR(30) @ \
+ RESTORE_GPR(31) @ \
+ la REG(11),NFPR_SAVE_BYTES(FIRST_SAVE_FPR)(REG(11)) @ \
+ RESTORE_FPR(14) @ \
+ RESTORE_FPR(15) @ \
+ RESTORE_FPR(16) @ \
+ RESTORE_FPR(17) @ \
+ RESTORE_FPR(18) @ \
+ RESTORE_FPR(19) @ \
+ RESTORE_FPR(20) @ \
+ RESTORE_FPR(21) @ \
+ RESTORE_FPR(22) @ \
+ RESTORE_FPR(23) @ \
+ RESTORE_FPR(24) @ \
+ RESTORE_FPR(25) @ \
+ RESTORE_FPR(26) @ \
+ RESTORE_FPR(27) @ \
+ RESTORE_FPR(28) @ \
+ RESTORE_FPR(29) @ \
+ RESTORE_FPR(30) @ \
+ RESTORE_FPR(31) @ \
+ lwz REG(1),0(REG(1)) @ \
+ lwz REG(0),4(REG(1)) @ \
+ mtcr REG(0) @ \
+ lwz REG(0),8(REG(1)) @ \
+ mtlr REG(0) @ \
+
+#else
+
#define C_FULL_PROLOG \
mflr 0 ; \
stw 0,4(1) ; \
SAVE_GPR(28) ; \
SAVE_GPR(29) ; \
SAVE_GPR(30) ; \
- SAVE_GPR(31)
-
+ SAVE_GPR(31) ; \
+ mfcr 0 ; \
+ stw 0,8(1)
#define C_FULL_EPILOG \
+ lwz 5,8(1) ; \
+ mtcrf 255,5 ; \
la 11,FULL_FRAME_SIZE-NFPR_SAVE_BYTES(FIRST_SAVE_FPR)(1) ; \
RESTORE_GPR(14) ; \
RESTORE_GPR(15) ; \
lwz 0,4(1) ; \
mtlr 0 ; \
-
-
+#endif
.text
GFUNCDEF(call_into_lisp)
C_FULL_PROLOG
- mfcr 0
- stw 0,8(1)
/* store(reg_POLL,11,saver2) */
/* Initialize tagged registers */
li reg_ZERO,0
li reg_L1,0
li reg_L2,0
li reg_LIP,0
+#ifdef LISP_FEATURE_DARWIN
+ lis reg_NULL,hi16(NIL)
+ ori reg_NULL,reg_NULL,lo16(NIL)
+#else
lis reg_NULL,NIL@h
ori reg_NULL,reg_NULL,NIL@l
-
+#endif
/* Turn on pseudo-atomic */
li reg_NL3,-4
li reg_ALLOC,4
- store(reg_ZERO,reg_NL4,foreign_function_call_active)
- load(reg_NL4,dynamic_space_free_pointer)
+ store(reg_ZERO,reg_NL4,CSYMBOL(foreign_function_call_active))
+ load(reg_NL4,CSYMBOL(dynamic_space_free_pointer))
add reg_ALLOC,reg_ALLOC,reg_NL4
- load(reg_BSP,current_binding_stack_pointer)
- load(reg_CSP,current_control_stack_pointer)
- load(reg_OCFP,current_control_frame_pointer)
+ load(reg_BSP,CSYMBOL(current_binding_stack_pointer))
+ load(reg_CSP,CSYMBOL(current_control_stack_pointer))
+ load(reg_OCFP,CSYMBOL(current_control_frame_pointer))
/* No longer atomic, and check for interrupt */
add reg_ALLOC,reg_ALLOC,reg_NL3
lwz reg_A3,12(reg_CFP)
/* Calculate LRA */
- lis reg_LRA,lra@ha
+#ifdef LISP_FEATURE_DARWIN
+ lis reg_LRA,ha16(lra)
+ addi reg_LRA,reg_LRA,lo16(lra)
+#else
+ lis reg_LRA,lra@h
addi reg_LRA,reg_LRA,lra@l
+#endif
addi reg_LRA,reg_LRA,OTHER_POINTER_LOWTAG
/* Function is an indirect closure */
/* Return the one value. */
- mr 3,reg_A0
+ mr REG(3),reg_A0
/* Turn on pseudo-atomic */
li reg_NL3,-4
/* Store lisp state */
clrrwi reg_NL1,reg_ALLOC,3
- store(reg_NL1,reg_NL2,dynamic_space_free_pointer)
+ store(reg_NL1,reg_NL2,CSYMBOL(dynamic_space_free_pointer))
/* store(reg_POLL,reg_NL2,poll_flag) */
/* load(reg_NL2,current_thread) */
- store(reg_BSP,reg_NL2,current_binding_stack_pointer)
- store(reg_CSP,reg_NL2,current_control_stack_pointer)
- store(reg_CFP,reg_NL2,current_control_frame_pointer)
+ store(reg_BSP,reg_NL2,CSYMBOL(current_binding_stack_pointer))
+ store(reg_CSP,reg_NL2,CSYMBOL(current_control_stack_pointer))
+ store(reg_CFP,reg_NL2,CSYMBOL(current_control_frame_pointer))
/* load(reg_POLL,saver2) */
/* No longer in Lisp. */
- store(reg_NL1,reg_NL2,foreign_function_call_active)
+ store(reg_NL1,reg_NL2,CSYMBOL(foreign_function_call_active))
/* Check for interrupt */
add reg_ALLOC,reg_ALLOC,reg_NL3
twlti reg_ALLOC,0
/* Back to C */
- lwz 5,8(1)
- mtcrf 255,5
C_FULL_EPILOG
blr
SET_SIZE(call_into_lisp)
/* Store Lisp state */
clrrwi reg_NFP,reg_ALLOC,3
- store(reg_NFP,reg_CFUNC,dynamic_space_free_pointer)
+ store(reg_NFP,reg_CFUNC,CSYMBOL(dynamic_space_free_pointer))
/* load(reg_CFUNC,current_thread) */
- store(reg_BSP,reg_CFUNC,current_binding_stack_pointer)
- store(reg_CSP,reg_CFUNC,current_control_stack_pointer)
- store(reg_CFP,reg_CFUNC,current_control_frame_pointer)
+ store(reg_BSP,reg_CFUNC,CSYMBOL(current_binding_stack_pointer))
+ store(reg_CSP,reg_CFUNC,CSYMBOL(current_control_stack_pointer))
+ store(reg_CFP,reg_CFUNC,CSYMBOL(current_control_frame_pointer))
/* No longer in Lisp */
- store(reg_CSP,reg_CFUNC,foreign_function_call_active)
+ store(reg_CSP,reg_CFUNC,CSYMBOL(foreign_function_call_active))
/* load(reg_POLL,saver2) */
/* Disable pseudo-atomic; check pending interrupt */
add reg_ALLOC,reg_ALLOC,reg_NL3
twlti reg_ALLOC,0
mr reg_NL3,reg_NARGS
+#ifdef LISP_FEATURE_DARWIN
+ /* PowerOpen (i.e. OS X) requires the callee address in r12
+ (a.k.a. CFUNC), so move it back there, too. */
+ mfctr reg_CFUNC
+#endif
/* Into C we go. */
bctrl
/* Re-establish NIL */
+#ifdef LISP_FEATURE_DARWIN
+ lis reg_NULL,hi16(NIL)
+ ori reg_NULL,reg_NULL,lo16(NIL)
+#else
lis reg_NULL,NIL@h
ori reg_NULL,reg_NULL,NIL@l
+#endif
/* And reg_ZERO */
li reg_ZERO,0
li reg_ALLOC,4
/* No long in foreign function call. */
- store(reg_ZERO,reg_NL2,foreign_function_call_active)
+ store(reg_ZERO,reg_NL2,CSYMBOL(foreign_function_call_active))
/* The free pointer may have moved */
- load(reg_NL4,dynamic_space_free_pointer)
+ load(reg_NL4,CSYMBOL(dynamic_space_free_pointer))
add reg_ALLOC,reg_ALLOC,reg_NL4
/* The BSP wasn't preserved by C, so load it */
- load(reg_BSP,current_binding_stack_pointer)
+ load(reg_BSP,CSYMBOL(current_binding_stack_pointer))
/* Other lisp stack/frame pointers were preserved by C.
I can't imagine why they'd have moved */
SET_SIZE(call_into_c)
GFUNCDEF(xundefined_tramp)
- .globl undefined_tramp
+ .globl CSYMBOL(undefined_tramp)
.byte 0,0,0,SIMPLE_FUN_HEADER_WIDETAG
.byte 18<<2
-undefined_tramp:
- .byte 0,0,24
- .long undefined_tramp
- .long NIL
+CSYMBOL(undefined_tramp):
+ .byte 0,0,48
+ .long CSYMBOL(undefined_tramp)
.long NIL
.long NIL
.long NIL
la reg_LIP,SIMPLE_FUN_CODE_OFFSET(reg_CODE)
mtctr reg_LIP
bctr
-
+ mr reg_CSP,reg_CFP
+ b 1b
+
SET_SIZE(xundefined_tramp)
GFUNCDEF(xclosure_tramp)
- .globl closure_tramp
+ .globl CSYMBOL(closure_tramp)
.byte 0,0,0,SIMPLE_FUN_HEADER_WIDETAG
.byte 18<<2
-closure_tramp:
+CSYMBOL(closure_tramp):
.byte 0,0,24
- .long closure_tramp
+ .long CSYMBOL(closure_tramp)
.long NIL
.long NIL
.long NIL
GFUNCDEF(ppc_flush_cache_line)
- dcbf 0,3
+ dcbf 0,REG(3)
sync
- icbi 0,3
+ icbi 0,REG(3)
sync
isync
blr