diff options
Diffstat (limited to 'gcc/config/rs6000/rs6000.h')
| -rw-r--r-- | gcc/config/rs6000/rs6000.h | 53 |
1 files changed, 33 insertions, 20 deletions
diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h index e5e9e27cce9..e1454bbae53 100644 --- a/gcc/config/rs6000/rs6000.h +++ b/gcc/config/rs6000/rs6000.h @@ -1,6 +1,6 @@ /* Definitions of target machine for GNU compiler, for IBM RS/6000. Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, - 2000, 2001, 2002 Free Software Foundation, Inc. + 2000, 2001, 2002, 2003 Free Software Foundation, Inc. Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu) This file is part of GNU CC. @@ -611,6 +611,9 @@ extern int rs6000_default_long_calls; #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64 #endif +/* Work around rs6000_long_double_type_size dependency in ada/targtyps.c. */ +#define WIDEST_HARDWARE_FP_SIZE 64 + /* Width in bits of a pointer. See also the macro `Pmode' defined below. */ #define POINTER_SIZE (TARGET_32BIT ? 32 : 64) @@ -997,6 +1000,10 @@ extern int rs6000_default_long_calls; = call_really_used_regs[i] = 1; \ if (DEFAULT_ABI == ABI_V4 \ && PIC_OFFSET_TABLE_REGNUM != INVALID_REGNUM \ + && flag_pic == 2) \ + fixed_regs[RS6000_PIC_OFFSET_TABLE_REGNUM] = 1; \ + if (DEFAULT_ABI == ABI_V4 \ + && PIC_OFFSET_TABLE_REGNUM != INVALID_REGNUM \ && flag_pic == 1) \ fixed_regs[RS6000_PIC_OFFSET_TABLE_REGNUM] \ = call_used_regs[RS6000_PIC_OFFSET_TABLE_REGNUM] \ @@ -1337,10 +1344,12 @@ enum reg_class /* Return a class of registers that cannot change FROM mode to TO mode. */ -#define CANNOT_CHANGE_MODE_CLASS(FROM, TO) \ - (GET_MODE_SIZE (FROM) != GET_MODE_SIZE (TO) ? FLOAT_REGS \ - : (SPE_VECTOR_MODE (FROM) + SPE_VECTOR_MODE (TO)) == 1 ? GENERAL_REGS \ - : NO_REGS) +#define CANNOT_CHANGE_MODE_CLASS(FROM, TO, CLASS) \ + (GET_MODE_SIZE (FROM) != GET_MODE_SIZE (TO) \ + ? reg_classes_intersect_p (FLOAT_REGS, CLASS) \ + : (SPE_VECTOR_MODE (FROM) + SPE_VECTOR_MODE (TO)) == 1 \ + ? reg_classes_intersect_p (GENERAL_REGS, CLASS) \ + : 0) /* Stack layout; function entry, exit and calling. */ @@ -1612,20 +1621,20 @@ typedef struct rs6000_stack { as seen by the caller. On RS/6000, this is r3, fp1, and v2 (for AltiVec). */ -#define FUNCTION_VALUE_REGNO_P(N) ((N) == GP_ARG_RETURN \ - || ((N) == FP_ARG_RETURN) \ - || (TARGET_ALTIVEC && \ - (N) == ALTIVEC_ARG_RETURN)) +#define FUNCTION_VALUE_REGNO_P(N) \ + ((N) == GP_ARG_RETURN \ + || ((N) == FP_ARG_RETURN && TARGET_HARD_FLOAT) \ + || ((N) == ALTIVEC_ARG_RETURN && TARGET_ALTIVEC)) /* 1 if N is a possible register number for function argument passing. On RS/6000, these are r3-r10 and fp1-fp13. On AltiVec, v2 - v13 are used for passing vectors. */ #define FUNCTION_ARG_REGNO_P(N) \ - (((unsigned)((N) - GP_ARG_MIN_REG) < (unsigned)(GP_ARG_NUM_REG)) \ - || (TARGET_ALTIVEC && \ - (unsigned)((N) - ALTIVEC_ARG_MIN_REG) < (unsigned)(ALTIVEC_ARG_NUM_REG)) \ - || ((unsigned)((N) - FP_ARG_MIN_REG) < (unsigned)(FP_ARG_NUM_REG))) - + ((unsigned) (N) - GP_ARG_MIN_REG < GP_ARG_NUM_REG \ + || ((unsigned) (N) - ALTIVEC_ARG_MIN_REG < ALTIVEC_ARG_NUM_REG \ + && TARGET_ALTIVEC) \ + || ((unsigned) (N) - FP_ARG_MIN_REG < FP_ARG_NUM_REG \ + && TARGET_HARD_FLOAT)) /* A C structure for machine-specific, per-function data. This is added to the cfun structure. */ @@ -2382,12 +2391,16 @@ do { \ return COSTS_N_INSNS (4); \ case PROCESSOR_PPC620: \ case PROCESSOR_PPC630: \ - case PROCESSOR_POWER4: \ return (GET_CODE (XEXP (X, 1)) != CONST_INT \ ? GET_MODE (XEXP (X, 1)) != DImode \ ? COSTS_N_INSNS (5) : COSTS_N_INSNS (7) \ : INTVAL (XEXP (X, 1)) >= -256 && INTVAL (XEXP (X, 1)) <= 255 \ ? COSTS_N_INSNS (3) : COSTS_N_INSNS (4)); \ + case PROCESSOR_POWER4: \ + return (GET_CODE (XEXP (X, 1)) != CONST_INT \ + ? GET_MODE (XEXP (X, 1)) != DImode \ + ? COSTS_N_INSNS (3) : COSTS_N_INSNS (4) \ + : COSTS_N_INSNS (2)); \ } \ case DIV: \ case MOD: \ @@ -2723,8 +2736,8 @@ extern char rs6000_reg_names[][8]; /* register names (0 vs. %r0). */ #define DEBUG_REGISTER_NAMES \ { \ - "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \ + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ + "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \ "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", \ "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", \ "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \ @@ -2733,13 +2746,13 @@ extern char rs6000_reg_names[][8]; /* register names (0 vs. %r0). */ "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", \ "mq", "lr", "ctr", "ap", \ "cr0", "cr1", "cr2", "cr3", "cr4", "cr5", "cr6", "cr7", \ - "xer", \ + "xer", \ "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", \ "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15", \ "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", \ "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", \ - "vrsave", "vscr" \ - , "spe_acc", "spefscr" \ + "vrsave", "vscr", \ + "spe_acc", "spefscr" \ } /* Table of additional register names to use in user input. */ |