patches/gcc/3.4.6/190-all_sh-pr16665-fix.patch
author "Benoît Thébaudeau" <benoit.thebaudeau@advansee.com>
Mon Apr 16 15:25:36 2012 +0200 (2012-04-16)
changeset 2941 13e40098fffc
parent 402 197e1b49586e
permissions -rw-r--r--
cc/gcc: update Linaro GCC revisions to 2012.04

Update Linaro GCC with the latest available revisions.

The 4.7 revision is also released, but the infrastructure is not yet ready for
it in CT-NG.

Signed-off-by: "Benoît Thébaudeau" <benoit.thebaudeau@advansee.com>
     1 diff -durN gcc-3.4.6.orig/gcc/config/sh/sh.c gcc-3.4.6/gcc/config/sh/sh.c
     2 --- gcc-3.4.6.orig/gcc/config/sh/sh.c	2004-09-03 08:51:30.000000000 +0200
     3 +++ gcc-3.4.6/gcc/config/sh/sh.c	2007-08-15 23:01:48.000000000 +0200
     4 @@ -9107,6 +9107,15 @@
     5      }
     6    this = FUNCTION_ARG (cum, Pmode, ptr_type_node, 1);
     7  
     8 +  /* In PIC case, we set PIC register to compute the target address.  We
     9 +     can use a scratch register to save and restore the original value  
    10 +     except for SHcompact.  For SHcompact, use stack.  */
    11 +  if (flag_pic && TARGET_SHCOMPACT)
    12 +    {
    13 +      push (PIC_OFFSET_TABLE_REGNUM);
    14 +      emit_insn (gen_GOTaddr2picreg ());
    15 +    }
    16 +
    17    /* For SHcompact, we only have r0 for a scratch register: r1 is the
    18       static chain pointer (even if you can't have nested virtual functions
    19       right now, someone might implement them sometime), and the rest of the
    20 @@ -9189,8 +9198,24 @@
    21        assemble_external (function);
    22        TREE_USED (function) = 1;
    23      }
    24 +  /* We can use scratch1 to save and restore the original value of
    25 +     PIC register except for SHcompact.  */
    26 +  if (flag_pic && ! TARGET_SHCOMPACT)
    27 +    {
    28 +      emit_move_insn (scratch1,
    29 +		      gen_rtx_REG (Pmode, PIC_OFFSET_TABLE_REGNUM));
    30 +      emit_insn (gen_GOTaddr2picreg ());
    31 +    }
    32    funexp = XEXP (DECL_RTL (function), 0);
    33    emit_move_insn (scratch2, funexp);
    34 +  if (flag_pic)
    35 +    {
    36 +      if (! TARGET_SHCOMPACT)
    37 +	emit_move_insn (gen_rtx_REG (Pmode, PIC_OFFSET_TABLE_REGNUM),
    38 +			scratch1);
    39 +      else
    40 +	pop (PIC_OFFSET_TABLE_REGNUM);
    41 +    }
    42    funexp = gen_rtx_MEM (FUNCTION_MODE, scratch2);
    43    sibcall = emit_call_insn (gen_sibcall (funexp, const0_rtx, NULL_RTX));
    44    SIBLING_CALL_P (sibcall) = 1;