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[MSVCRTEX] Add some routines required for clang optimizations

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- Include exp2* in all clang builds
- Include __aulldiv for i386 ones

Those are required, at least for clang-cl Release configuration
This commit is contained in:
Victor Perevertkin 2021-08-02 00:19:31 +03:00
parent 14fbe80c4a
commit 03506b90e0
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1 changed files with 12 additions and 7 deletions
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19
sdk/lib/crt/msvcrtex.cmake
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@ -43,19 +43,24 @@ else()
list(APPEND MSVCRTEX_SOURCE list(APPEND MSVCRTEX_SOURCE
startup/pseudo-reloc.c startup/pseudo-reloc.c
startup/pseudo-reloc-list.c) startup/pseudo-reloc-list.c)
if (CLANG) endif()
# CLang performs some optimisations requiring those funtions
list(APPEND MSVCRTEX_SOURCE if(CMAKE_C_COMPILER_ID STREQUAL "Clang")
math/exp2.c # Clang performs some optimizations requiring those funtions
math/exp2f.c) list(APPEND MSVCRTEX_SOURCE
endif() math/exp2.c
math/exp2f.c
)
endif() endif()
if(ARCH STREQUAL "i386") if(ARCH STREQUAL "i386")
# Clang wants __aulldiv for its optimizations
list(APPEND MSVCRTEX_ASM_SOURCE list(APPEND MSVCRTEX_ASM_SOURCE
except/i386/chkstk_asm.s except/i386/chkstk_asm.s
except/i386/chkstk_ms.s except/i386/chkstk_ms.s
math/i386/alldiv_asm.s) math/i386/alldiv_asm.s
math/i386/aulldiv_asm.s
)
if (GCC AND CLANG) if (GCC AND CLANG)
list(APPEND MSVCRTEX_ASM_SOURCE list(APPEND MSVCRTEX_ASM_SOURCE
math/i386/ceilf.S math/i386/ceilf.S