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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 417a342..d84191d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,62 @@ +1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com> + + * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and + bounds- check RTL accesses if --enable-checking. + (RTVEC_ELT): Bounds check if --enable-checking. + (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, + XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate. + (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and + GET_NUM_ELEM. + (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE, + X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes. + + (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS. + (NOTE_SOURCE_FILE): Use X0STR. + (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES, + MEM_ALIAS_SET): Use X0INT. + (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK, + JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN): + Use X0EXP. + * real.h (CONST_DOUBLE_CHAIN): Use X0EXP. + * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT. + (rtl_check_failed_bounds, rtl_check_failed_type1, + rtl_check_failed_type2, rtvec_check_failed_bounds): New + functions. + (fancy_abort): Fix comment. + + * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT. + (cse_insn): Decrement LABEL_NUSES for jump target before + deleting jump insn. + * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1. + * final.c (alter_subreg): Compute regno before changing x to + REG; set REGNO(x) after changing it. + * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION + notes containing CONST_INTs. + (delete_eh_regions): Use NOTE_EH_HANDLER. + * function.c (put_reg_into_stack): Make reg a MEM before + initializing it. + (fixup_var_refs_insns): Save REG_NOTES (insn) in case we + delete insn. + (gen_mem_addressof): Make reg a MEM before initializing it. + * integrate.c (copy_rtx_and_substitute): Copy '0' slots with + X0WINT. + * local-alloc.c (update_equiv_regs): Zap REG_NOTES before + deleting an insn, not after. + (block_alloc): Only look at PATTERN(insn) if we have to, and + only if it's format class 'i'. + * loop.c (check_dbra_loop): Check bl->biv->add_val is a + CONST_INT before using its INTVAL. + * print-rtl.c (print_rtx): Use X0STR. + * regmove.c (fixup_match_1): Don't look at PATTERN of + non-class-'i' insn chain elements. + * reload.c (loc_mentioned_in_p): Take address of + in->fld[1].rtx directly. + * reload1.c (reload): Change reg to a MEM before initializing + it. + * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which + have no names. + * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo. + Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com> * config/mips/mips.c (machine_dependent_reorg): Force a |