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Add LoongArch64 support #192

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Add LoongArch64 support #192

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3 changes: 3 additions & 0 deletions configure.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -131,6 +131,9 @@ if [ -z "$os" ]; then
Linux*riscv64*)
os=Linux64-nonx86-gcc-dynamic
;;
Linux*loongarch64*)
os=Linux64-nonx86-gcc-dynamic
;;
Darwin*)
os=Darwin-clang-dynamic
;;
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2 changes: 1 addition & 1 deletion src/lib/geogram/basic/common.h
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Expand Up @@ -278,7 +278,7 @@ namespace GEO {
# error "Unsupported compiler"
#endif

#if defined(__x86_64) || defined(__ppc64__) || defined(__arm64__) || defined(__aarch64__) || (defined(__riscv) && __riscv_xlen == 64)
#if defined(__x86_64) || defined(__ppc64__) || defined(__arm64__) || defined(__aarch64__) || (defined(__riscv) && __riscv_xlen == 64) || defined(__loongarch_lp64)
# define GEO_ARCH_64
#else
# define GEO_ARCH_32
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9 changes: 8 additions & 1 deletion src/lib/third_party/numerics/LIBF2C/libf2c_uninit.c
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Expand Up @@ -288,7 +288,14 @@ which we want*/
__fpu_control |= (1 << 2); // OF
__fpu_control |= (1 << 3); // UF
_FPU_SETCW(__fpu_control);
#else /* !(mc68000||powerpc||riscv) */

#elif (defined (__loongarch__)) /* !(mc68000||powerpc||riscv) */
__fpu_control = _FPU_DEFAULT;
__fpu_control |= _FPU_MASK_V; // NV
__fpu_control |= _FPU_MASK_O; // OF
__fpu_control |= _FPU_MASK_U; // UF
_FPU_SETCW(__fpu_control);
#else /* !(mc68000||powerpc||riscv||loongarch) */

#ifdef _FPU_IEEE
#ifndef _FPU_EXTENDED /* e.g., ARM processor under Linux */
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