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authorJan Kratochvil <jan.kratochvil@redhat.com>2012-06-17 19:53:52 +0000
committerJan Kratochvil <jan.kratochvil@redhat.com>2012-06-17 19:53:52 +0000
commit1788b2d3beb8f1a59976a2ffef984d8e52188203 (patch)
tree11c20395e8b9717f712f6f1394917636cd651925 /gdb/dwarf2loc.c
parent24c5c679cb74ed4035f8c1dd4249654602fd1f10 (diff)
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* dwarf2expr.c (execute_stack_op): Support DW_OP_GNU_parameter_ref. * dwarf2loc.c (call_site_parameter_matches): Support CALL_SITE_PARAMETER_PARAM_OFFSET. (needs_dwarf_reg_entry_value): Push stub value. * dwarf2read.c (read_call_site_scope): New variable origin. Support CALL_SITE_PARAMETER_PARAM_OFFSET and its DW_AT_abstract_origin. * gdbtypes.h (enum call_site_parameter_kind): New item CALL_SITE_PARAMETER_PARAM_OFFSET. (struct call_site.parameter.u): New field param_offset. gdb/testsuite/ * gdb.arch/amd64-entry-value-param.S: New file. * gdb.arch/amd64-entry-value-param.c: New file. * gdb.arch/amd64-entry-value-param.exp: New file.
Diffstat (limited to 'gdb/dwarf2loc.c')
-rw-r--r--gdb/dwarf2loc.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/gdb/dwarf2loc.c b/gdb/dwarf2loc.c
index 5f63bd7..54dc5ad 100644
--- a/gdb/dwarf2loc.c
+++ b/gdb/dwarf2loc.c
@@ -962,6 +962,8 @@ call_site_parameter_matches (struct call_site_parameter *parameter,
return kind_u.dwarf_reg == parameter->u.dwarf_reg;
case CALL_SITE_PARAMETER_FB_OFFSET:
return kind_u.fb_offset == parameter->u.fb_offset;
+ case CALL_SITE_PARAMETER_PARAM_OFFSET:
+ return kind_u.param_offset.cu_off == parameter->u.param_offset.cu_off;
}
return 0;
}
@@ -2397,6 +2399,9 @@ needs_dwarf_reg_entry_value (struct dwarf_expr_context *ctx,
struct needs_frame_baton *nf_baton = ctx->baton;
nf_baton->needs_frame = 1;
+
+ /* The expression may require some stub values on DWARF stack. */
+ dwarf_expr_push_address (ctx, 0, 0);
}
/* DW_OP_GNU_addr_index doesn't require a frame. */