diff options
Diffstat (limited to 'gcc/config/pdp11/pdp11.h')
| -rw-r--r-- | gcc/config/pdp11/pdp11.h | 58 |
1 files changed, 32 insertions, 26 deletions
diff --git a/gcc/config/pdp11/pdp11.h b/gcc/config/pdp11/pdp11.h index 12230781d81..f9eb3f0e96a 100644 --- a/gcc/config/pdp11/pdp11.h +++ b/gcc/config/pdp11/pdp11.h @@ -20,6 +20,7 @@ along with GNU CC; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#define CONSTANT_POOL_BEFORE_FUNCTION 0 /* check whether load_fpu_reg or not */ #define LOAD_FPU_REG_P(x) ((x)>=8 && (x)<=11) @@ -508,7 +509,7 @@ loading is easier into LOAD_FPU_REGS than FPU_REGS! */ extern int current_first_parm_offset; /* Offset of first parameter from the argument pointer register value. - For the pdp11, this is non-zero to account for the return address. + For the pdp11, this is nonzero to account for the return address. 1 - return address 2 - frame pointer (always saved, even when not used!!!!) -- chnage some day !!!:q! @@ -667,10 +668,8 @@ extern int may_call_alloca; /* Addressing modes, and classification of registers for them. */ #define HAVE_POST_INCREMENT 1 -/* #define HAVE_POST_DECREMENT 0 */ #define HAVE_PRE_DECREMENT 1 -/* #define HAVE_PRE_INCREMENT 0 */ /* Macros to check register numbers against specific register classes. */ @@ -702,7 +701,7 @@ extern int may_call_alloca; /* Nonzero if the constant value X is a legitimate general operand. It is given that X satisfies CONSTANT_P or is a CONST_DOUBLE. */ -#define LEGITIMATE_CONSTANT_P(X) (1) +#define LEGITIMATE_CONSTANT_P(X) (TARGET_FPU? 1: !(GET_CODE(X) == CONST_DOUBLE)) /* The macros REG_OK_FOR..._P assume that the arg is a REG rtx and check its validity for a certain class. @@ -773,6 +772,29 @@ extern int may_call_alloca; && GET_CODE (XEXP (operand, 0)) == REG \ && REG_OK_FOR_BASE_P (XEXP (operand, 0))) \ goto ADDR; \ + \ + /* accept -(SP) -- which uses PRE_MODIFY for byte mode */ \ + if (GET_CODE (operand) == PRE_MODIFY \ + && GET_CODE (XEXP (operand, 0)) == REG \ + && REGNO (XEXP (operand, 0)) == 6 \ + && GET_CODE ((xfoob = XEXP (operand, 1))) == PLUS \ + && GET_CODE (XEXP (xfoob, 0)) == REG \ + && REGNO (XEXP (xfoob, 0)) == 6 \ + && CONSTANT_P (XEXP (xfoob, 1)) \ + && INTVAL (XEXP (xfoob,1)) == -2) \ + goto ADDR; \ + \ + /* accept (SP)+ -- which uses POST_MODIFY for byte mode */ \ + if (GET_CODE (operand) == POST_MODIFY \ + && GET_CODE (XEXP (operand, 0)) == REG \ + && REGNO (XEXP (operand, 0)) == 6 \ + && GET_CODE ((xfoob = XEXP (operand, 1))) == PLUS \ + && GET_CODE (XEXP (xfoob, 0)) == REG \ + && REGNO (XEXP (xfoob, 0)) == 6 \ + && CONSTANT_P (XEXP (xfoob, 1)) \ + && INTVAL (XEXP (xfoob,1)) == 2) \ + goto ADDR; \ + \ \ /* handle another level of indirection ! */ \ if (GET_CODE(operand) != MEM) \ @@ -1036,12 +1058,6 @@ fprintf (FILE, "$help$: . = .+8 ; space for tmp moves!\n") \ #define USER_LABEL_PREFIX "_" -/* This is how to output an internal numbered label where - PREFIX is the class of label and NUM is the number within the class. */ - -#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \ - fprintf (FILE, "%s_%d:\n", PREFIX, NUM) - /* This is how to store into the string LABEL the symbol_ref name of an internal numbered label where PREFIX is the class of label and NUM is the number within the class. @@ -1083,7 +1099,7 @@ fprintf (FILE, "$help$: . = .+8 ; space for tmp moves!\n") \ } #define ASM_OUTPUT_SKIP(FILE,SIZE) \ - fprintf (FILE, "\t.=.+ %o\n", (SIZE)) + fprintf (FILE, "\t.=.+ %#ho\n", (unsigned short)(SIZE)) /* This says how to output an assembler line to define a global common symbol. */ @@ -1093,7 +1109,7 @@ fprintf (FILE, "$help$: . = .+8 ; space for tmp moves!\n") \ assemble_name ((FILE), (NAME)), \ fprintf ((FILE), "\n"), \ assemble_name ((FILE), (NAME)), \ - fprintf ((FILE), ": .=.+ %o\n", (ROUNDED)) \ + fprintf ((FILE), ": .=.+ %#ho\n", (unsigned short)(ROUNDED)) \ ) /* This says how to output an assembler line @@ -1101,15 +1117,7 @@ fprintf (FILE, "$help$: . = .+8 ; space for tmp moves!\n") \ #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \ ( assemble_name ((FILE), (NAME)), \ - fprintf ((FILE), ":\t.=.+ %o\n", (ROUNDED))) - -/* Store in OUTPUT a string (made with alloca) containing - an assembler-name for a local static variable named NAME. - LABELNO is an integer which is different for each call. */ - -#define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \ -( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 10), \ - sprintf ((OUTPUT), "%s.%d", (NAME), (LABELNO))) + fprintf ((FILE), ":\t.=.+ %#ho\n", (unsigned short)(ROUNDED))) /* Print operand X (an rtx) in assembler syntax to file FILE. CODE is a letter or dot (`z' in `%z0') or 0 if no letter was specified. @@ -1125,11 +1133,9 @@ fprintf (FILE, "$help$: . = .+8 ; space for tmp moves!\n") \ else if (GET_CODE (X) == MEM) \ output_address (XEXP (X, 0)); \ else if (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) != SImode) \ - { REAL_VALUE_TYPE r; \ - char buf[30]; \ - REAL_VALUE_FROM_CONST_DOUBLE (r, X); \ - REAL_VALUE_TO_DECIMAL (r, "%.20e", buf); \ - fprintf (FILE, "#%s", buf); } \ + { char buf[30]; \ + real_to_decimal (buf, CONST_DOUBLE_REAL_VALUE (X), sizeof (buf), 0, 1); \ + fprintf (FILE, "$0F%s", buf); } \ else { putc ('$', FILE); output_addr_const_pdp11 (FILE, X); }} /* Print a memory address as an operand to reference that memory location. */ |