From 1788b2d3beb8f1a59976a2ffef984d8e52188203 Mon Sep 17 00:00:00 2001 From: Jan Kratochvil Date: Sun, 17 Jun 2012 19:53:52 +0000 Subject: gdb/ * 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. --- gdb/dwarf2loc.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'gdb/dwarf2loc.c') diff --git a/gdb/dwarf2loc.c b/gdb/dwarf2loc.c index 5f63bd792fa..54dc5ad435b 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. */ -- cgit v1.2.1