diff options
Diffstat (limited to 'gcc/config/rs6000/rs6000.h')
| -rw-r--r-- | gcc/config/rs6000/rs6000.h | 36 |
1 files changed, 17 insertions, 19 deletions
diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h index 4fecba1c4bf..c9634451bf4 100644 --- a/gcc/config/rs6000/rs6000.h +++ b/gcc/config/rs6000/rs6000.h @@ -884,15 +884,19 @@ extern int rs6000_debug_arg; /* debug argument handling */ 64-bit AIX reserves GPR13 for thread-private data. Conditionally disable FPRs. */ -#define CONDITIONAL_REGISTER_USAGE \ -{ \ - if (! TARGET_POWER) \ - fixed_regs[64] = 1; \ - if (TARGET_64BIT) \ - fixed_regs[13] = call_used_regs[13] = 1; \ - if (TARGET_SOFT_FLOAT) \ - for (i = 32; i < 64; i++) \ - fixed_regs[i] = call_used_regs[i] = 1; \ +#define CONDITIONAL_REGISTER_USAGE \ +{ \ + if (! TARGET_POWER) \ + fixed_regs[64] = 1; \ + if (TARGET_64BIT) \ + fixed_regs[13] = call_used_regs[13] = 1; \ + if (TARGET_SOFT_FLOAT) \ + for (i = 32; i < 64; i++) \ + fixed_regs[i] = call_used_regs[i] = 1; \ + if ((DEFAULT_ABI == ABI_V4 || DEFAULT_ABI == ABI_SOLARIS) \ + && flag_pic == 1) \ + fixed_regs[PIC_OFFSET_TABLE_REGNUM] \ + = call_used_regs[PIC_OFFSET_TABLE_REGNUM] = 1; \ } /* Specify the registers used for certain standard purposes. @@ -925,12 +929,6 @@ extern int rs6000_debug_arg; /* debug argument handling */ /* Special register that represents memory, used for float/int conversions. */ #define FPMEM_REGNUM 76 -/* Register to use as a placeholder for the GOT/allocated TOC register. - FINALIZE_PIC will change all uses of this register to a an appropriate - pseudo register when it adds the code to setup the GOT. We use r2 - because it is a reserved register in all of the ABI's. */ -#define GOT_TOC_REGNUM 2 - /* Place that structure value return address is placed. On the RS/6000, it is passed as an extra parameter. */ @@ -2105,7 +2103,7 @@ do { \ this macro is not defined, it is up to the machine-dependent files to allocate such a register (if necessary). */ -/* #define PIC_OFFSET_TABLE_REGNUM */ +#define PIC_OFFSET_TABLE_REGNUM 30 /* Define this macro if the register defined by `PIC_OFFSET_TABLE_REGNUM' is clobbered by calls. Do not define @@ -2128,7 +2126,7 @@ do { \ prologues being included in functions which used inline functions and were compiled to assembly language.) */ -#define FINALIZE_PIC rs6000_finalize_pic () +/* #define FINALIZE_PIC */ /* A C expression that is nonzero if X is a legitimate immediate operand on the target machine when generating position independent @@ -3226,13 +3224,13 @@ extern int flag_expensive_optimizations; extern int frame_pointer_needed; /* Declare functions in rs6000.c */ -extern int offsettable_mem_operand (); extern void optimization_options (); extern void output_options (); extern void rs6000_override_options (); extern void rs6000_file_start (); extern struct rtx_def *rs6000_float_const (); extern struct rtx_def *rs6000_got_register (); +extern struct rtx_def *find_addr_reg(); extern int direct_return (); extern int get_issue_rate (); extern int any_operand (); @@ -3251,7 +3249,7 @@ extern int got_no_const_operand (); extern int num_insns_constant (); extern int easy_fp_constant (); extern int volatile_mem_operand (); -extern int offsettable_addr_operand (); +extern int offsettable_mem_operand (); extern int mem_or_easy_const_operand (); extern int add_operand (); extern int non_add_cint_operand (); |