diff options
Diffstat (limited to 'gdb/dwarf2expr.c')
| -rw-r--r-- | gdb/dwarf2expr.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gdb/dwarf2expr.c b/gdb/dwarf2expr.c index aa391eb..3d1523b 100644 --- a/gdb/dwarf2expr.c +++ b/gdb/dwarf2expr.c @@ -641,6 +641,14 @@ execute_stack_op (struct dwarf_expr_context *ctx, unsigned char *op_ptr, break; case DW_OP_GNU_push_tls_address: + /* Variable is at a constant offset in the thread-local + storage block into the objfile for the current thread and + the dynamic linker module containing this expression. Here + we return returns the offset from that base. The top of the + stack has the offset from the beginning of the thread + control block at which the variable is located. Nothing + should follow this operator, so the top of stack would be + returned. */ result = dwarf_expr_fetch (ctx, 0); dwarf_expr_pop (ctx); result = (ctx->get_tls_address) (ctx->baton, result); |