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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 94b1f25..6c5e2bb 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,68 @@ +2005-07-08 Hans-Peter Nilsson <hp@axis.com> + + Rewrite PIC support to more closely model actual instructions. + * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol) + (cris_symbol): Remove prototypes for removed functions. + (cris_pic_symbol_type_of, cris_valid_pic_const) + (cris_expand_pic_call_address): Prototypes for new functions. + * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused + variable. + (cris_print_operand) <case 'v', 'P'>: Remove cases for unused + modifiers. + <case ':'>: Add case for new punctuation character. + <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly + emitting (extra) PIC modifier. + <case UNSPEC>: Do not assert for PLT. + (cris_initial_frame_pointer_offset, cris_simple_epilogue) + (cris_expand_prologue, cris_expand_epilogue): Check + for pic_offset_table_rtx usage instead of taking + current_function_uses_pic_offset_table as the final word. + (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok): + Remove flag_pic difference. + (cris_valid_pic_const, cris_pic_symbol_type_of): New functions, + the moral equivalents of... + (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove + functions. + (cris_legitimate_pic_operand): Just call cris_valid_pic_const. + (cris_handle_option): Mark ARG as unused. + (cris_expand_pic_call_address): New worker function for "call", + "call_value". + (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not + output PIC constructs here. + (cris_output_addr_const_extra): Changes for emitting PIC modifiers + as symbol-specific modifers, not whole or part of operands. + * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case. + (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped + constants and flag_pic. + (CONSTANT_INDEX_P): Adjust for new functions. + (enum cris_pic_symbol_type): New helper type. + (PRINT_OPERAND_PUNCT_VALID_P): Add ':'. + * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL) + (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New + define_constants. + ("movsi"): Emit actual instructions for GOT and relative access. + ("*movsi_got_load"): New pattern to set up the register holding + the GOT pointer. + ("*movsi_internal"): Operand 1 is not a plain general_operand. + Adjust FIXME for 'S'. + <output for 'S' alternative>: Sanity-check UNSPEC types for PIC. + Use "movs" for -fpic cases. + ("addsi3"): Add alternative for 'S'; use adds.w when possible. + ("uminsi3","*expanded_call_value"): Remove 'S' alternative. + ("call", "call_value"): Just call cris_expand_pic_call_address for + PIC addresses. + ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"): + Remove special pattern. + ("*expanded_call_side", "*expanded_call_value_side"): New + patterns. + (gotplt-to-plt, gotplt-to-plt-side-call) + (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New + peephole2:s. + * config/cris/cris/predicates.md + ("cris_general_operand_or_gotless_symbol"): Remove unused + predicate. + ("cris_general_operand_or_symbol"): Adjust for new functions. + 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu> * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1. |