Blame gdb-6.5-bz165025-DW_CFA_GNU_negative_offset_extended-fix.patch
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2006-12-30 Andrew Cagney <cagney@redhat.com>
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Jan Kratochvil <jan.kratochvil@redhat.com>
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* dwarf2-frame.c (execute_cfa_program): New support of
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`DW_CFA_GNU_negative_offset_extended'.
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Index: ./gdb/dwarf2-frame.c
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===================================================================
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RCS file: /cvs/src/src/gdb/dwarf2-frame.c,v
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retrieving revision 1.64
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diff -u -p -r1.64 dwarf2-frame.c
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--- ./gdb/dwarf2-frame.c 28 Nov 2006 17:28:29 -0000 1.64
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+++ ./gdb/dwarf2-frame.c 30 Dec 2006 18:24:58 -0000
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@@ -555,6 +555,15 @@ bad CFI data; mismatched DW_CFA_restore_
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insn_ptr = read_uleb128 (insn_ptr, insn_end, &utmp);
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break;
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+ case DW_CFA_GNU_negative_offset_extended:
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+ insn_ptr = read_uleb128 (insn_ptr, insn_end, ®);
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+ insn_ptr = read_uleb128 (insn_ptr, insn_end, &offset);
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+ offset *= fs->data_align;
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+ dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);
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+ fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_OFFSET;
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+ fs->regs.reg[reg].loc.offset = -offset;
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+ break;
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+
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default:
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internal_error (__FILE__, __LINE__, _("Unknown CFI encountered."));
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}
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