C:/Users/Dennis/src/lang/russell.orig/src/pass5c/codeutil.h File Reference

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Defines

#define putcomment1(a, b)   fprintf(Voutfile,"\n")
#define putcomment2(a, b, c)   fprintf(Voutfile,"\n")
#define putcomment(a)   fprintf(Voutfile,"\n")
#define ObjSize   4
#define AR_FIRST_PARM   1
#define FO_SIZE   0
#define FO_EP   FO_SIZE+ObjSize
#define FO_IP   FO_EP+ObjSize
#define FO_OBJ_SIZE   3
#define ASSERT(a, b)
#define ASSERT2(a, b, c)
#define R0   0x0001
#define R1   0x0002
#define R2   0x0004
#define R3   0x0008
#define R4   0x0010
#define R5   0x0020
#define R6   0x0040
#define R7   0x0080
#define R8   0x0100
#define R9   0x0200
#define R10   0x0400
#define R11   0x0800
#define Rap   0x1000
#define Rfp   0x2000
#define Rsp   0x4000
#define Rpc   0x8000
#define movc_regs   (R2|R3|R4|R5)
#define POP(reg, com)
#define POP_DISP(reg, disp, com)
#define PUSH(reg, com)
#define PUSH_DISP(reg, disp, com)
#define L0fp   "r9"
#define L0FP   R9
#define DISPLAY(dest, level, rdest, com)
#define CODE(line)   { fputs(line, Voutfile); putc('\n', Voutfile); }
#define NEWOBJ
#define FXD_NEWOBJ(s)
#define SET_GC_INFO
#define ASM_HEADER

Functions

void Vretreg ()
char * Vnewreg ()
char * Vnewlabel ()

Variables

int Ventry_mask
int Vgc_mask
int Vreg_bit

Define Documentation

#define AR_FIRST_PARM   1

Definition at line 28 of file codeutil.h.

Referenced by Vallocate(), and Vallocwalk().

#define ASM_HEADER

Value:

{\
        CODE("\t.globl  _russell_entry"                 );\
        CODE("\t.globl  _objfreelist"                   );\
        CODE("\t.globl  _allocobj"                      );\
        CODE("\t.globl  _entry_ar_sz"                   );\
        CODE("\t.text"                                  );\
        CODE("\t.align  1"                              );\
        CODE("_russell_entry:"                          );\
        CODE("\t.word   0"                              );\
        CODE("\tcallg   *4(ap),russell_top_level"       );\
        CODE("\tret"                                    );}

Definition at line 155 of file codeutil.h.

Referenced by Vgeneratecode().

#define ASSERT ( a,
b   ) 

Definition at line 41 of file codeutil.h.

#define ASSERT2 ( a,
b,
c   ) 

Definition at line 47 of file codeutil.h.

#define CODE ( line   )     { fputs(line, Voutfile); putc('\n', Voutfile); }

Definition at line 128 of file codeutil.h.

Referenced by copy_r10_to_r0(), copy_r3_to_r2(), Ffuncbody(), Vappl(), Vexpression(), and Vfuncbody().

#define DISPLAY ( dest,
level,
rdest,
com   ) 

Value:

{\
        if (level == 0) { \
            dest = L0fp; \
        } else if (level == Vlevel) { \
            dest = "ap"; \
        } else { \
            int i = Vlevel - level;  /* number of indirections needed */ \
            char * source = "ap"; \
\
            while (i >= 2) { \
                fprintf(Voutfile,"\tmovl\t*(%s),%s", source, rdest); \
                i =- 2; source = rdest; \
                if (i > 0) fprintf(Voutfile, "\n"); \
            } \
            if (i == 1) { \
                fprintf(Voutfile,"\tmovl\t(%s),%s", source, rdest); \
            } \
            dest = rdest; \
        } \
        putcomment (com);}

Definition at line 107 of file codeutil.h.

#define FO_EP   FO_SIZE+ObjSize

Definition at line 34 of file codeutil.h.

#define FO_IP   FO_EP+ObjSize

Definition at line 35 of file codeutil.h.

#define FO_OBJ_SIZE   3

Definition at line 36 of file codeutil.h.

Referenced by gen_special(), and Vfuncconstructor().

#define FO_SIZE   0

Definition at line 33 of file codeutil.h.

#define FXD_NEWOBJ ( s   ) 

Value:

{\
  fprintf(Voutfile,"\tmoval\t_objfreelist+%d,r10\n", 4*(s));\
  CODE("\tmovl\t(r10),r0");\
  CODE("\tjneq\t1f");\
  SET_GC_INFO;\
  fprintf(Voutfile, "\tpushl\t$%d\n", (s));\
  CODE("\tcalls\t$1,_allocobj");\
  CODE("1:\tmovl\t(r0),(r10)");\
  Ventry_mask |= R10;}

Definition at line 141 of file codeutil.h.

Referenced by gen_special(), Vappl(), Vexpression(), and Vfuncconstructor().

#define L0FP   R9

Definition at line 95 of file codeutil.h.

Referenced by Vfuncbody().

#define L0fp   "r9"

Definition at line 94 of file codeutil.h.

Referenced by Fexpression(), and Vfuncbody().

#define movc_regs   (R2|R3|R4|R5)

Definition at line 69 of file codeutil.h.

Referenced by Vappl().

#define NEWOBJ

Value:

{ \
  CODE("\tmoval\t_objfreelist[r1],r10");\
  CODE("\tmovl\t(r10),r0");\
  CODE("\tjneq\t1f");\
  SET_GC_INFO;\
  CODE("\tpushl\tr1");\
  CODE("\tcalls\t$1,_allocobj");\
  CODE("1:\tmovl\t(r0),(r10)");\
  Ventry_mask |= R10;}

Definition at line 131 of file codeutil.h.

Referenced by Vappl().

#define ObjSize   4

Definition at line 23 of file codeutil.h.

Referenced by Vappl(), and Vexpression().

#define POP ( reg,
com   ) 

Value:

{\
        fprintf (Voutfile,"\tmovl\t(sp)+,%s",reg);\
        putcomment (com);}

Definition at line 72 of file codeutil.h.

Referenced by Fexpression(), Ffuncbody(), str_length(), str_to_contig1(), Vappl(), Vexpression(), and Vfuncbody().

#define POP_DISP ( reg,
disp,
com   ) 

Value:

{\
        fprintf (Voutfile,"\tmovl\t(sp)+,%d(%s)",(disp)*ObjSize,reg);\
        putcomment (com);}

Definition at line 76 of file codeutil.h.

Referenced by Vappl(), Vexpression(), and Vtraverse().

#define PUSH ( reg,
com   ) 

Value:

{\
        fprintf (Voutfile,"\tpushl\t%s",reg);\
        putcomment (com);}

Definition at line 80 of file codeutil.h.

Referenced by str_length(), str_to_contig1(), Vappl(), Vexpression(), and Vfuncconstructor().

#define PUSH_DISP ( reg,
disp,
com   ) 

Value:

{\
        fprintf (Voutfile,"\tpushl\t%d(%s)",(disp)*ObjSize,reg);\
        putcomment (com);}

Definition at line 84 of file codeutil.h.

Referenced by Fexpression(), Vappl(), and Vexpression().

#define putcomment ( a   )     fprintf(Voutfile,"\n")

Definition at line 17 of file codeutil.h.

Referenced by Fexpression(), gen_special(), Vappl(), Vexpression(), Vfuncbody(), and Vfuncconstructor().

#define putcomment1 ( a,
b   )     fprintf(Voutfile,"\n")

Definition at line 5 of file codeutil.h.

Referenced by Fexpression(), Vappl(), and Vexpression().

#define putcomment2 ( a,
b,
c   )     fprintf(Voutfile,"\n")

Definition at line 11 of file codeutil.h.

#define R0   0x0001

Definition at line 51 of file codeutil.h.

#define R1   0x0002

Definition at line 52 of file codeutil.h.

#define R10   0x0400

Definition at line 61 of file codeutil.h.

Referenced by Vappl(), and Vexpression().

#define R11   0x0800

Definition at line 62 of file codeutil.h.

Referenced by Vappl().

#define R2   0x0004

Definition at line 53 of file codeutil.h.

#define R3   0x0008

Definition at line 54 of file codeutil.h.

#define R4   0x0010

Definition at line 55 of file codeutil.h.

#define R5   0x0020

Definition at line 56 of file codeutil.h.

#define R6   0x0040

Definition at line 57 of file codeutil.h.

#define R7   0x0080

Definition at line 58 of file codeutil.h.

#define R8   0x0100

Definition at line 59 of file codeutil.h.

#define R9   0x0200

Definition at line 60 of file codeutil.h.

#define Rap   0x1000

Definition at line 63 of file codeutil.h.

#define Rfp   0x2000

Definition at line 64 of file codeutil.h.

#define Rpc   0x8000

Definition at line 66 of file codeutil.h.

#define Rsp   0x4000

Definition at line 65 of file codeutil.h.

#define SET_GC_INFO

Value:

{\
        fprintf(Voutfile,"\tmovl\t$0x%x,r11\n",(Vgc_mask<<16));\
        Ventry_mask |= R11;}

Definition at line 151 of file codeutil.h.

Referenced by Vappl().

Function Documentation

char* Vnewlabel (  ) 

char* Vnewreg (  ) 

Definition at line 227 of file codeutil.c.

References FALSE, mask_bit, NREGS, reg_free, regs, tmp(), Ventry_mask, Vnewlabel(), Voutfile, and Vreg_bit.

Referenced by Vappl().

void Vretreg (  ) 

Variable Documentation

int Ventry_mask

Definition at line 107 of file codegen.c.

int Vgc_mask

Definition at line 107 of file codegen.c.

int Vreg_bit

Definition at line 225 of file codeutil.c.

Referenced by Vappl(), and Vnewreg().

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