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Add initial support for LoongArch64 #672

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Add initial support for LoongArch64 #672

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2 changes: 2 additions & 0 deletions Configure.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -217,6 +217,8 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "s390x")
set(CLANG_FLAGS_ENABLE_PURECFMA_SCALAR "-march=z14;-mzvector")
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "riscv64")
set(SLEEF_ARCH_RISCV64 ON CACHE INTERNAL "True for RISCV64 architecture.")
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "loongarch64")
set(SLEEF_ARCH_LOONGARCH64 ON CACHE INTERNAL "True for LoongArch64 architecture.")
endif()

set(COMPILER_SUPPORTS_PUREC_SCALAR 1)
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2 changes: 1 addition & 1 deletion src/arch/helperpurec_scalar.h
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Expand Up @@ -54,7 +54,7 @@
#define ENABLE_FMA_SP
//@#define ENABLE_FMA_SP

#if defined(__AVX2__) || defined(__aarch64__) || defined(__arm__) || defined(__powerpc64__) || defined(__zarch__) || defined(__riscv) || CONFIG == 3
#if defined(__AVX2__) || defined(__aarch64__) || defined(__arm__) || defined(__powerpc64__) || defined(__zarch__) || defined(__riscv) || defined(__loongarch64) || CONFIG == 3
#ifndef FP_FAST_FMA
//@#ifndef FP_FAST_FMA
#define FP_FAST_FMA
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3 changes: 3 additions & 0 deletions src/libm-tester/CMakeLists.txt
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Expand Up @@ -55,6 +55,9 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "s390x")
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "riscv64")
set(TEST3_CINZ purec_scalar rvvm1nofma rvvm2nofma)
set(TEST3_FINZ purecfma_scalar rvvm1 rvvm2)
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "loongarch64")
set(TEST3_CINZ purec_scalar)
set(TEST3_FINZ purecfma_scalar)
endif()

#
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6 changes: 6 additions & 0 deletions src/libm/CMakeLists.txt
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Expand Up @@ -69,6 +69,12 @@ elseif(SLEEF_ARCH_RISCV64)
PUREC_SCALAR
PURECFMA_SCALAR
)
elseif(SLEEF_ARCH_LOONGARCH64)
set(SLEEF_HEADER_LIST
PUREC_SCALAR
PURECFMA_SCALAR
DSP_SCALAR
)
endif()

# HEADER_PARAMS
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2 changes: 1 addition & 1 deletion src/libm/sleeflibm_header.h.org.in
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Expand Up @@ -29,7 +29,7 @@ extern "C"
#define SLEEF_INLINE __forceinline
#endif

#if defined(__AVX2__) || defined(__aarch64__) || defined(__arm__) || defined(__powerpc64__) || defined(__zarch__)
#if defined(__AVX2__) || defined(__aarch64__) || defined(__arm__) || defined(__powerpc64__) || defined(__zarch__) || defined(__loongarch64)
#ifndef FP_FAST_FMA
#define FP_FAST_FMA
#endif
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6 changes: 6 additions & 0 deletions src/quad/CMakeLists.txt
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Expand Up @@ -93,6 +93,12 @@ elseif(SLEEF_ARCH_RISCV64)
PURECFMA_SCALAR
DSPSCALAR
)
elseif(SLEEF_ARCH_LOONGARCH64)
set(SLEEF_HEADER_LIST
PUREC_SCALAR
PURECFMA_SCALAR
DSPSCALAR
)
endif()

#
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