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Fix thread-local storage bugs on aarch64
This change fixes an issue where .tbss memory might not be initialized.
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parent
793393a341
commit
ae2a7ac844
6 changed files with 93 additions and 65 deletions
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@ -293,7 +293,6 @@ _tdata_size = _tdata_end - _tdata_start;
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_tbss_size = _tbss_end - _tbss_start;
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_tbss_offset = _tbss_start - _tdata_start;
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_tls_content = (_tdata_end - _tdata_start) + (_tbss_end - _tbss_start);
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_tls_align = MAX(ALIGNOF(.tdata), ALIGNOF(.tbss));
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ASSERT(ALIGNOF(.tdata) <= TLS_ALIGNMENT && ALIGNOF(.tbss) <= TLS_ALIGNMENT,
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"_Thread_local _Alignof can't exceed TLS_ALIGNMENT");
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_tdata_align = ALIGNOF(.tdata);
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_tbss_align = ALIGNOF(.tbss);
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_tls_align = MAX(TLS_ALIGNMENT, MAX(ALIGNOF(.tdata), ALIGNOF(.tbss)));
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@ -553,7 +553,9 @@ _tdata_size = _tdata_end - _tdata_start;
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_tbss_size = _tbss_end - _tbss_start;
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_tbss_offset = _tbss_start - _tdata_start;
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_tls_content = (_tdata_end - _tdata_start) + (_tbss_end - _tbss_start);
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_tls_align = 1;
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_tdata_align = ALIGNOF(.tdata);
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_tbss_align = ALIGNOF(.tbss);
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_tls_align = MAX(TLS_ALIGNMENT, MAX(ALIGNOF(.tdata), ALIGNOF(.tbss)));
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ape_cod_offset = 0;
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ape_cod_vaddr = ADDR(.head);
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@ -16,6 +16,8 @@ extern unsigned char _tdata_end[] __attribute__((__weak__));
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extern unsigned char _tbss_start[] __attribute__((__weak__));
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extern unsigned char _tbss_end[] __attribute__((__weak__));
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extern unsigned char _tls_align[] __attribute__((__weak__));
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extern unsigned char _tdata_align[] __attribute__((__weak__));
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extern unsigned char _tbss_align[] __attribute__((__weak__));
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extern unsigned char __test_start[] __attribute__((__weak__));
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extern unsigned char __ro[] __attribute__((__weak__));
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extern unsigned char __data_start[] __attribute__((__weak__));
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