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dbghelp: Support UWOP_PUSH_MACHFRAME on x64.
Signed-off-by: Paul Gofman <pgofman@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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parent
6bcde00566
commit
4005201922
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@ -474,6 +474,7 @@ static BOOL interpret_function_table_entry(struct cpu_stack_walk* csw,
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DWORD64 newframe, prolog_offset, off, value;
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M128A floatvalue;
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union handler_data handler_data;
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BOOL mach_frame = FALSE;
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/* FIXME: we have some assumptions here */
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assert(context);
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@ -556,7 +557,23 @@ static BOOL interpret_function_table_entry(struct cpu_stack_walk* csw,
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set_float_reg(context, info->UnwindCode[i].u.OpInfo, floatvalue);
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break;
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case UWOP_PUSH_MACHFRAME:
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FIXME("PUSH_MACHFRAME %u\n", info->UnwindCode[i].u.OpInfo);
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if (info->Flags & UNW_FLAG_CHAININFO)
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{
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FIXME("PUSH_MACHFRAME with chained unwind info.\n");
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break;
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}
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if (i + get_opcode_size(info->UnwindCode[i]) < info->CountOfCodes)
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{
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FIXME("PUSH_MACHFRAME is not the last opcode.\n");
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break;
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}
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if (info->UnwindCode[i].u.OpInfo)
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context->Rsp += 0x8;
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if (!sw_read_mem(csw, context->Rsp, &context->Rip, sizeof(DWORD64))) return FALSE;
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if (!sw_read_mem(csw, context->Rsp + 24, &context->Rsp, sizeof(DWORD64))) return FALSE;
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mach_frame = TRUE;
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break;
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default:
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FIXME("unknown code %u\n", info->UnwindCode[i].u.UnwindOp);
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@ -569,7 +586,7 @@ static BOOL interpret_function_table_entry(struct cpu_stack_walk* csw,
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&handler_data, sizeof(handler_data))) return FALSE;
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function = &handler_data.chain; /* restart with the chained info */
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}
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return default_unwind(csw, context);
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return mach_frame ? TRUE : default_unwind(csw, context);
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}
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/* fetch_next_frame()
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