diff options
Diffstat (limited to 'gcc/config/s390/s390.h')
| -rw-r--r-- | gcc/config/s390/s390.h | 41 |
1 files changed, 33 insertions, 8 deletions
diff --git a/gcc/config/s390/s390.h b/gcc/config/s390/s390.h index 23721588c0f..6b33a8ee669 100644 --- a/gcc/config/s390/s390.h +++ b/gcc/config/s390/s390.h @@ -1,5 +1,5 @@ /* Definitions of target machine for GNU compiler, for IBM S/390 - Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc. + Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. Contributed by Hartmut Penner (hpenner@de.ibm.com) and Ulrich Weigand (uweigand@de.ibm.com). This file is part of GNU CC. @@ -24,7 +24,7 @@ Boston, MA 02111-1307, USA. */ /* Override the __fixdfdi etc. routines when building libgcc2. ??? This should be done in a cleaner way ... */ -#ifdef IN_LIBGCC2 +#if defined (IN_LIBGCC2) && !defined (__s390x__) #include <s390/fixdfdi.h> #endif @@ -94,6 +94,17 @@ extern int target_flags; #define CAN_DEBUG_WITHOUT_FP +/* In libgcc2, determine target settings as compile-time constants. */ +#ifdef IN_LIBGCC2 +#undef TARGET_64BIT +#ifdef __s390x__ +#define TARGET_64BIT 1 +#else +#define TARGET_64BIT 0 +#endif +#endif + + /* Target machine storage layout. */ /* Everything is big-endian. */ @@ -103,7 +114,9 @@ extern int target_flags; /* Width of a word, in units (bytes). */ #define UNITS_PER_WORD (TARGET_64BIT ? 8 : 4) +#ifndef IN_LIBGCC2 #define MIN_UNITS_PER_WORD 4 +#endif #define MAX_BITS_PER_WORD 64 /* Function arguments and return values are promoted to word size. */ @@ -195,11 +208,13 @@ if (INTEGRAL_MODE_P (MODE) && \ #define ADDR_REGNO_P(N) ((N) >= 1 && (N) < 16) #define FP_REGNO_P(N) ((N) >= 16 && (N) < (TARGET_IEEE_FLOAT? 32 : 20)) #define CC_REGNO_P(N) ((N) == 33) +#define FRAME_REGNO_P(N) ((N) == 32 || (N) == 34) #define GENERAL_REG_P(X) (REG_P (X) && GENERAL_REGNO_P (REGNO (X))) #define ADDR_REG_P(X) (REG_P (X) && ADDR_REGNO_P (REGNO (X))) #define FP_REG_P(X) (REG_P (X) && FP_REGNO_P (REGNO (X))) #define CC_REG_P(X) (REG_P (X) && CC_REGNO_P (REGNO (X))) +#define FRAME_REG_P(X) (REG_P (X) && FRAME_REGNO_P (REGNO (X))) #define BASE_REGISTER 13 #define RETURN_REGNUM 14 @@ -314,6 +329,8 @@ do \ (HARD_REGNO_NREGS(REGNO, MODE) == 1 || !((REGNO) & 1)) : \ CC_REGNO_P(REGNO)? \ GET_MODE_CLASS (MODE) == MODE_CC : \ + FRAME_REGNO_P(REGNO)? \ + (enum machine_mode) (MODE) == Pmode : \ 0) #define MODES_TIEABLE_P(MODE1, MODE2) \ @@ -330,8 +347,9 @@ do \ /* If a 4-byte value is loaded into a FPR, it is placed into the *upper* half of the register, not the lower. Therefore, we cannot use SUBREGs to switch between modes in FP registers. */ -#define CANNOT_CHANGE_MODE_CLASS(FROM, TO) \ - (GET_MODE_SIZE (FROM) != GET_MODE_SIZE (TO) ? FP_REGS : NO_REGS) +#define CANNOT_CHANGE_MODE_CLASS(FROM, TO, CLASS) \ + (GET_MODE_SIZE (FROM) != GET_MODE_SIZE (TO) \ + ? reg_classes_intersect_p (FP_REGS, CLASS) : 0) /* Register classes. */ @@ -749,6 +767,10 @@ CUMULATIVE_ARGS; || GET_CODE (X) == LABEL_REF \ || (GET_CODE (X) == CONST && symbolic_reference_mentioned_p (X))) +#define TLS_SYMBOLIC_CONST(X) \ +((GET_CODE (X) == SYMBOL_REF && tls_symbolic_operand (X)) \ + || (GET_CODE (X) == CONST && tls_symbolic_reference_mentioned_p (X))) + /* Condition codes. */ @@ -926,6 +948,10 @@ extern int flag_pic; #define ASM_OUTPUT_SKIP(FILE, SIZE) \ fprintf ((FILE), "\t.set\t.,.+%u\n", (SIZE)) +/* Output a reference to a user-level label named NAME. */ +#define ASM_OUTPUT_LABELREF(FILE, NAME) \ + asm_fprintf ((FILE), "%U%s", (*targetm.strip_name_encoding) (NAME)) + /* 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. */ @@ -1014,10 +1040,9 @@ extern int s390_nr_constants; \ case MODE_INT: \ case MODE_PARTIAL_INT: \ - if (flag_pic \ - && (GET_CODE (EXP) == CONST \ - || GET_CODE (EXP) == SYMBOL_REF \ - || GET_CODE (EXP) == LABEL_REF )) \ + if (GET_CODE (EXP) == CONST \ + || GET_CODE (EXP) == SYMBOL_REF \ + || GET_CODE (EXP) == LABEL_REF) \ { \ fputs (integer_asm_op (UNITS_PER_WORD, TRUE), FILE); \ s390_output_symbolic_const (FILE, EXP); \ |