x86-64: Hide internal assembly functions
Hide x86-64 internal assembly functions. Before $ nm -D lib/libzstd.so.1 | grep usingDTable_internal_bmi2_asm_loop 00000000000c23c0 T _HUF_decompress4X1_usingDTable_internal_bmi2_asm_loop 00000000000c23c0 T HUF_decompress4X1_usingDTable_internal_bmi2_asm_loop 00000000000c283d T _HUF_decompress4X2_usingDTable_internal_bmi2_asm_loop 00000000000c283d T HUF_decompress4X2_usingDTable_internal_bmi2_asm_loop $ After $ nm -D lib/libzstd.so.1 | grep usingDTable_internal_bmi2_asm_loop $ This fixes issue #2990.dev
parent
5f2c3d9720
commit
568c69a4eb
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@ -65,6 +65,12 @@
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# endif
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#endif
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/* Mark the internal assembly functions as hidden */
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#ifdef __ELF__
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# define ZSTD_HIDE_ASM_FUNCTION(func) .hidden func
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#else
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# define ZSTD_HIDE_ASM_FUNCTION(func)
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#endif
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/* Enable runtime BMI2 dispatch based on the CPU.
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* Enabled for clang & gcc >=4.8 on x86 when BMI2 isn't enabled by default.
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@ -664,7 +664,7 @@ size_t HUF_decompress4X1_usingDTable_internal_default(void* dst, size_t dstSize,
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#if ZSTD_ENABLE_ASM_X86_64_BMI2
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HUF_ASM_DECL void HUF_decompress4X1_usingDTable_internal_bmi2_asm_loop(HUF_DecompressAsmArgs* args);
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HUF_ASM_DECL void HUF_decompress4X1_usingDTable_internal_bmi2_asm_loop(HUF_DecompressAsmArgs* args) ZSTDLIB_HIDDEN;
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static HUF_ASM_X86_64_BMI2_ATTRS
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size_t
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@ -1380,7 +1380,7 @@ size_t HUF_decompress4X2_usingDTable_internal_default(void* dst, size_t dstSize,
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#if ZSTD_ENABLE_ASM_X86_64_BMI2
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HUF_ASM_DECL void HUF_decompress4X2_usingDTable_internal_bmi2_asm_loop(HUF_DecompressAsmArgs* args);
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HUF_ASM_DECL void HUF_decompress4X2_usingDTable_internal_bmi2_asm_loop(HUF_DecompressAsmArgs* args) ZSTDLIB_HIDDEN;
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static HUF_ASM_X86_64_BMI2_ATTRS size_t
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HUF_decompress4X2_usingDTable_internal_bmi2_asm(
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@ -30,6 +30,10 @@
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* TODO: Support Windows calling convention.
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*/
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ZSTD_HIDE_ASM_FUNCTION(HUF_decompress4X1_usingDTable_internal_bmi2_asm_loop)
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ZSTD_HIDE_ASM_FUNCTION(HUF_decompress4X2_usingDTable_internal_bmi2_asm_loop)
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ZSTD_HIDE_ASM_FUNCTION(_HUF_decompress4X2_usingDTable_internal_bmi2_asm_loop)
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ZSTD_HIDE_ASM_FUNCTION(_HUF_decompress4X1_usingDTable_internal_bmi2_asm_loop)
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.global HUF_decompress4X1_usingDTable_internal_bmi2_asm_loop
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.global HUF_decompress4X2_usingDTable_internal_bmi2_asm_loop
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.global _HUF_decompress4X1_usingDTable_internal_bmi2_asm_loop
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