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dwarf2out.c (output_loc_operands): Don't support >1 byte output unless DWARF2_DEBUGGING_INFO is defined.

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* dwarf2out.c (output_loc_operands): Don't support >1 byte output
        unless DWARF2_DEBUGGING_INFO is defined.
        (ASM_OUTPUT_DWARF_*): Wrap normal output defs with #ifndefs.

From-SVN: r34768
This commit is contained in:
Jason Merrill 2000-06-28 17:19:41 -04:00 • committed by Jason Merrill
parent 0e500c7869
commit 0517872a0c
2 changed files with 45 additions and 11 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2000-06-28 Jason Merrill <jason@redhat.com>
* dwarf2out.c (output_loc_operands): Don't support >1 byte output
unless DWARF2_DEBUGGING_INFO is defined.
(ASM_OUTPUT_DWARF_*): Wrap normal output defs with #ifndefs.
2000-06-28 Richard Henderson <rth@cygnus.com>
* config/alpha/alpha.c (summarize_insn): Ignore SCRATCH.

50
gcc/dwarf2out.c
View file

@ -464,41 +464,63 @@ static void def_cfa_1 PARAMS ((const char *, dw_cfa_location *));
/* We don't have unaligned support, let's hope the normal output works for
.debug_frame. */
#ifndef ASM_OUTPUT_DWARF_ADDR
#define ASM_OUTPUT_DWARF_ADDR(FILE,LABEL) \
assemble_integer (gen_rtx_SYMBOL_REF (Pmode, LABEL), DWARF2_ADDR_SIZE, 1)
#endif
#ifndef ASM_OUTPUT_DWARF_ADDR_CONST
#define ASM_OUTPUT_DWARF_ADDR_CONST(FILE,RTX) ASM_OUTPUT_DWARF_ADDR (FILE,RTX)
#endif
#ifndef ASM_OUTPUT_DWARF_OFFSET4
#define ASM_OUTPUT_DWARF_OFFSET4(FILE,LABEL) \
assemble_integer (gen_rtx_SYMBOL_REF (SImode, LABEL), 4, 1)
#endif
#ifndef ASM_OUTPUT_DWARF_OFFSET
#define ASM_OUTPUT_DWARF_OFFSET(FILE,LABEL) \
assemble_integer (gen_rtx_SYMBOL_REF (SImode, LABEL), 4, 1)
#endif
#ifndef ASM_OUTPUT_DWARF_DELTA2
#define ASM_OUTPUT_DWARF_DELTA2(FILE,LABEL1,LABEL2) \
assemble_integer (gen_rtx_MINUS (HImode, \
gen_rtx_SYMBOL_REF (Pmode, LABEL1), \
gen_rtx_SYMBOL_REF (Pmode, LABEL2)), \
2, 1)
#endif
#ifndef ASM_OUTPUT_DWARF_DELTA4
#define ASM_OUTPUT_DWARF_DELTA4(FILE,LABEL1,LABEL2) \
assemble_integer (gen_rtx_MINUS (SImode, \
gen_rtx_SYMBOL_REF (Pmode, LABEL1), \
gen_rtx_SYMBOL_REF (Pmode, LABEL2)), \
4, 1)
#endif
#ifndef ASM_OUTPUT_DWARF_ADDR_DELTA
#define ASM_OUTPUT_DWARF_ADDR_DELTA(FILE,LABEL1,LABEL2) \
assemble_integer (gen_rtx_MINUS (Pmode, \
gen_rtx_SYMBOL_REF (Pmode, LABEL1), \
gen_rtx_SYMBOL_REF (Pmode, LABEL2)), \
DWARF2_ADDR_SIZE, 1)
#endif
#ifndef ASM_OUTPUT_DWARF_DELTA
#define ASM_OUTPUT_DWARF_DELTA(FILE,LABEL1,LABEL2) \
ASM_OUTPUT_DWARF_DELTA4 (FILE,LABEL1,LABEL2)
#endif
#ifndef ASM_OUTPUT_DWARF_DATA2
#define ASM_OUTPUT_DWARF_DATA2(FILE,VALUE) \
assemble_integer (GEN_INT (VALUE), 2, 1)
#endif
#ifndef ASM_OUTPUT_DWARF_DATA4
#define ASM_OUTPUT_DWARF_DATA4(FILE,VALUE) \
assemble_integer (GEN_INT (VALUE), 4, 1)
#endif
#endif /* UNALIGNED_INT_ASM_OP */
@ -2599,15 +2621,15 @@ output_loc_operands (loc)
switch (loc->dw_loc_opc)
{
#ifdef DWARF2_DEBUGGING_INFO
/* We currently don't make any attempt to make sure these are
aligned properly like we do for the main unwind info, so
don't support emitting things larger than a byte if we're
only doing unwinding. */
case DW_OP_addr:
ASM_OUTPUT_DWARF_ADDR_CONST (asm_out_file, val1->v.val_addr);
fputc ('\n', asm_out_file);
break;
case DW_OP_const1u:
case DW_OP_const1s:
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, val1->v.val_flag);
fputc ('\n', asm_out_file);
break;
case DW_OP_const2u:
case DW_OP_const2s:
ASM_OUTPUT_DWARF_DATA2 (asm_out_file, val1->v.val_int);
@ -2623,6 +2645,17 @@ output_loc_operands (loc)
abort ();
fputc ('\n', asm_out_file);
break;
case DW_OP_skip:
case DW_OP_bra:
ASM_OUTPUT_DWARF_DATA2 (asm_out_file, val1->v.val_int);
fputc ('\n', asm_out_file);
break;
#endif
case DW_OP_const1u:
case DW_OP_const1s:
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, val1->v.val_flag);
fputc ('\n', asm_out_file);
break;
case DW_OP_constu:
output_uleb128 (val1->v.val_unsigned);
fputc ('\n', asm_out_file);
@ -2639,11 +2672,6 @@ output_loc_operands (loc)
output_uleb128 (val1->v.val_unsigned);
fputc ('\n', asm_out_file);
break;
case DW_OP_skip:
case DW_OP_bra:
ASM_OUTPUT_DWARF_DATA2 (asm_out_file, val1->v.val_int);
fputc ('\n', asm_out_file);
break;
case DW_OP_breg0:
case DW_OP_breg1:
case DW_OP_breg2:
@ -2703,7 +2731,7 @@ output_loc_operands (loc)
fputc ('\n', asm_out_file);
break;
default:
break;
abort ();
}
}