Add arc compiler-rt functions and reloc type for mwdt (#1238)
Add arc compiler-rt functions and reloc type for arc MetaWare Development Toolkit (mwdt), controlled by macro __CCAC__.
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Xu Jun
GitHub
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f975a987bf
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d0676930dc
@ -13,6 +13,7 @@
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#define R_ARC_32_ME 27
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/* clang-format off */
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#ifndef __CCAC__
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void __st_r13_to_r15();
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void __st_r13_to_r16();
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void __st_r13_to_r17();
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@ -41,29 +42,86 @@ void __divdf3();
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void __divdi3();
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void __divsf3();
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void __divsi3();
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void __eqsf2();
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void __extendsfdf2();
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void __fixdfsi();
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void __floatsidf();
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void __floatsisf();
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void __gedf2();
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void __gtdf2();
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void __ledf2();
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void __lesf2();
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void __ltdf2();
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void __muldf3();
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void __mulsf3();
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void __subdf3();
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void __subsf3();
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void __truncdfsf2();
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#else
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void __ac_push_13_to_13();
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void __ac_push_13_to_14();
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void __ac_push_13_to_15();
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void __ac_push_13_to_16();
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void __ac_push_13_to_17();
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void __ac_push_13_to_18();
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void __ac_push_13_to_19();
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void __ac_push_13_to_20();
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void __ac_push_13_to_21();
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void __ac_push_13_to_22();
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void __ac_push_13_to_23();
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void __ac_push_13_to_24();
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void __ac_push_13_to_25();
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void __ac_push_13_to_26();
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void __ac_push_none();
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void __ac_pop_13_to_26();
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void __ac_pop_13_to_26v();
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void __ac_pop_13_to_25();
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void __ac_pop_13_to_25v();
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void __ac_pop_13_to_24();
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void __ac_pop_13_to_24v();
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void __ac_pop_13_to_23();
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void __ac_pop_13_to_23v();
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void __ac_pop_13_to_22();
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void __ac_pop_13_to_22v();
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void __ac_pop_13_to_21();
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void __ac_pop_13_to_21v();
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void __ac_pop_13_to_20();
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void __ac_pop_13_to_20v();
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void __ac_pop_13_to_19();
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void __ac_pop_13_to_19v();
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void __ac_pop_13_to_18();
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void __ac_pop_13_to_18v();
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void __ac_pop_13_to_17();
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void __ac_pop_13_to_17v();
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void __ac_pop_13_to_16();
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void __ac_pop_13_to_16v();
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void __ac_pop_13_to_15();
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void __ac_pop_13_to_15v();
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void __ac_pop_13_to_14();
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void __ac_pop_13_to_14v();
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void __ac_pop_13_to_13();
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void __ac_pop_13_to_13v();
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void __ac_pop_none();
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void __ac_pop_nonev();
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void __eqdf2();
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void __nedf2();
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void __ltsf2();
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void __nesf2();
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void __gesf2();
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void __gtsf2();
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void __unordsf2();
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void __truncdfhf2();
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void __truncsfhf2();
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#endif /* end of __CCAC__ */
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void __ledf2();
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void __ltdf2();
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void __gedf2();
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void __gtdf2();
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void __eqsf2();
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void __lesf2();
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void __unorddf2();
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/* clang-format on */
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static SymbolMap target_sym_map[] = {
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/* clang-format off */
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REG_COMMON_SYMBOLS
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#ifndef __CCAC__
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REG_SYM(__st_r13_to_r15),
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/* clang-format on */
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REG_SYM(__st_r13_to_r16),
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REG_SYM(__st_r13_to_r17),
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REG_SYM(__st_r13_to_r18),
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@ -91,22 +149,80 @@ static SymbolMap target_sym_map[] = {
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REG_SYM(__divdi3),
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REG_SYM(__divsf3),
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REG_SYM(__divsi3),
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REG_SYM(__eqsf2),
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REG_SYM(__extendsfdf2),
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REG_SYM(__fixdfsi),
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REG_SYM(__floatsidf),
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REG_SYM(__floatsisf),
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REG_SYM(__gedf2),
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REG_SYM(__gtdf2),
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REG_SYM(__ledf2),
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REG_SYM(__lesf2),
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REG_SYM(__ltdf2),
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REG_SYM(__muldf3),
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REG_SYM(__mulsf3),
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REG_SYM(__subdf3),
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REG_SYM(__subsf3),
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REG_SYM(__truncdfsf2),
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#else
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REG_SYM(__ac_push_13_to_13),
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REG_SYM(__ac_push_13_to_14),
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REG_SYM(__ac_push_13_to_15),
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REG_SYM(__ac_push_13_to_16),
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REG_SYM(__ac_push_13_to_17),
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REG_SYM(__ac_push_13_to_18),
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REG_SYM(__ac_push_13_to_19),
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REG_SYM(__ac_push_13_to_20),
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REG_SYM(__ac_push_13_to_21),
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REG_SYM(__ac_push_13_to_22),
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REG_SYM(__ac_push_13_to_23),
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REG_SYM(__ac_push_13_to_24),
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REG_SYM(__ac_push_13_to_25),
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REG_SYM(__ac_push_13_to_26),
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REG_SYM(__ac_push_none),
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REG_SYM(__ac_pop_13_to_26),
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REG_SYM(__ac_pop_13_to_26v),
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REG_SYM(__ac_pop_13_to_25),
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REG_SYM(__ac_pop_13_to_25v),
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REG_SYM(__ac_pop_13_to_24),
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REG_SYM(__ac_pop_13_to_24v),
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REG_SYM(__ac_pop_13_to_23),
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REG_SYM(__ac_pop_13_to_23v),
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REG_SYM(__ac_pop_13_to_22),
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REG_SYM(__ac_pop_13_to_22v),
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REG_SYM(__ac_pop_13_to_21),
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REG_SYM(__ac_pop_13_to_21v),
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REG_SYM(__ac_pop_13_to_20),
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REG_SYM(__ac_pop_13_to_20v),
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REG_SYM(__ac_pop_13_to_19),
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REG_SYM(__ac_pop_13_to_19v),
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REG_SYM(__ac_pop_13_to_18),
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REG_SYM(__ac_pop_13_to_18v),
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REG_SYM(__ac_pop_13_to_17),
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REG_SYM(__ac_pop_13_to_17v),
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REG_SYM(__ac_pop_13_to_16),
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REG_SYM(__ac_pop_13_to_16v),
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REG_SYM(__ac_pop_13_to_15),
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REG_SYM(__ac_pop_13_to_15v),
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REG_SYM(__ac_pop_13_to_14),
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REG_SYM(__ac_pop_13_to_14v),
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REG_SYM(__ac_pop_13_to_13),
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REG_SYM(__ac_pop_13_to_13v),
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REG_SYM(__ac_pop_none),
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REG_SYM(__ac_pop_nonev),
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REG_SYM(__eqdf2),
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REG_SYM(__nedf2),
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REG_SYM(__ltsf2),
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REG_SYM(__nesf2),
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REG_SYM(__gesf2),
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REG_SYM(__gtsf2),
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REG_SYM(__unordsf2),
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REG_SYM(__truncdfhf2),
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REG_SYM(__truncsfhf2),
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#endif /* end of __CCAC__ */
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REG_SYM(__ledf2),
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REG_SYM(__ltdf2),
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REG_SYM(__gedf2),
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REG_SYM(__gtdf2),
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REG_SYM(__eqsf2),
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REG_SYM(__lesf2),
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REG_SYM(__unorddf2),
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/* clang-format on */
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};
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static void
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@ -168,6 +284,45 @@ apply_relocation(AOTModule *module, uint8 *target_section_addr,
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int32 symbol_index, char *error_buf, uint32 error_buf_size)
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{
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switch (reloc_type) {
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case R_ARC_S25H_PCREL:
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{
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uint32 insn = LOAD_I32(target_section_addr + reloc_offset);
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int32 addend, value;
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uintptr_t S, P;
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intptr_t A;
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CHECK_RELOC_OFFSET(sizeof(void *));
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/* Convert from middle endian */
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insn = middle_endian_convert(insn);
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addend = ((insn << 28) >> 28) << 10;
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/* Extract the next 10 bits from Position 6 to 15 in insn */
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addend |= ((insn << 16) >> 22);
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addend = addend << 10;
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/* Extract the remaining 10 bits from Position 17 to 26 in insn */
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addend |= ((insn << 5) >> 22);
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/* Fill in 1 bits to get the 25 bit Offset Value */
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addend = addend << 1;
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/* (S + A) - P */
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S = (uintptr_t)(uint8 *)symbol_addr;
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A = (intptr_t)reloc_addend;
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P = (uintptr_t)(target_section_addr + reloc_offset);
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P &= (uintptr_t)~1;
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value = (int32)(S + A + addend - P);
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insn = insn & 0xf8010030;
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insn |= ((((value >> 1) & 0x3ff) << 17)
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| (((value >> 1) & 0xffc00) >> 3)
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| (((value >> 1) & 0xf00000) >> 19));
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/* Convert to middle endian */
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insn = middle_endian_convert(insn);
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STORE_U32(target_section_addr + reloc_offset, insn);
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break;
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}
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case R_ARC_S25W_PCREL:
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{
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uint32 insn = LOAD_I32(target_section_addr + reloc_offset);
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