From 5c631832c12b23cae13bde49a3d393e8bf94f599 Mon Sep 17 00:00:00 2001 From: Jan Kratochvil Date: Mon, 7 Jun 2010 19:55:33 +0000 Subject: gdb/ Fix PR 10640. * dwarf2-frame.c (no_dwarf_call): New function. (execute_stack_op): Set CTX->DWARF_CALL. * dwarf2expr.c (execute_stack_op) : New. * dwarf2expr.h (struct dwarf_expr_context) : New. (struct dwarf_expr_context) : Remove the #if0-ed field. * dwarf2loc.c (per_cu_dwarf_call, dwarf_expr_dwarf_call): New functions. (dwarf2_evaluate_loc_desc): Initialize CTX->DWARF_CALL. (needs_frame_dwarf_call): New function. (dwarf2_loc_desc_needs_frame): Initialize CTX->DWARF_CALL. * dwarf2read.c (follow_die_offset): Based on former follow_die_ref. Update the comment. Move variables die, offset and error call to ... (follow_die_ref): ... a new function. (dwarf2_fetch_die_location_block): New function. * dwarf2loc.h (dwarf2_fetch_die_location_block): New prototype. gdb/testsuite/ Test PR 10640. * gdb.dwarf2/dw2-op-call.exp, gdb.dwarf2/dw2-op-call.S: New. --- gdb/dwarf2expr.h | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) (limited to 'gdb/dwarf2expr.h') diff --git a/gdb/dwarf2expr.h b/gdb/dwarf2expr.h index 8ebbf87..29f81a5 100644 --- a/gdb/dwarf2expr.h +++ b/gdb/dwarf2expr.h @@ -97,15 +97,14 @@ struct dwarf_expr_context DW_OP_GNU_push_tls_address. */ CORE_ADDR (*get_tls_address) (void *baton, CORE_ADDR offset); + /* Execute DW_AT_location expression for the DWARF expression subroutine in + the DIE at DIE_OFFSET in the CU from CTX. Do not touch STACK while it + being passed to and returned from the called DWARF subroutine. */ + void (*dwarf_call) (struct dwarf_expr_context *ctx, size_t die_offset); + #if 0 /* Not yet implemented. */ - /* Return the location expression for the dwarf expression - subroutine in the die at OFFSET in the current compilation unit. - The result must be live until the current expression evaluation - is complete. */ - unsigned char *(*get_subr) (void *baton, off_t offset, size_t *length); - /* Return the `object address' for DW_OP_push_object_address. */ CORE_ADDR (*get_object_address) (void *baton); #endif -- cgit v1.1