Mercurial > projects > ldc
diff runtime/internal/arrayInit.d @ 443:44f08170f4ef
Removed tango from the repository and instead added a runtime dir with the files needed to patch and build tango from svn.
Reworked the LLVMDC specific pragmas.
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Fri, 01 Aug 2008 00:32:06 +0200 |
parents | |
children | 192b82878b78 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/runtime/internal/arrayInit.d Fri Aug 01 00:32:06 2008 +0200 @@ -0,0 +1,107 @@ +private import llvmdc.intrinsics; + +extern(C): + +int memcmp(void*,void*,size_t); +size_t strlen(char*); + +version(LLVM64) +alias llvm_memcpy_i64 llvm_memcpy; +else +alias llvm_memcpy_i32 llvm_memcpy; + +// per-element array init routines + +void _d_array_init_i1(bool* a, size_t n, bool v) +{ + auto p = a; + auto end = a+n; + while (p !is end) + *p++ = v; +} + +void _d_array_init_i8(ubyte* a, size_t n, ubyte v) +{ + auto p = a; + auto end = a+n; + while (p !is end) + *p++ = v; +} + +void _d_array_init_i16(ushort* a, size_t n, ushort v) +{ + auto p = a; + auto end = a+n; + while (p !is end) + *p++ = v; +} + +void _d_array_init_i32(uint* a, size_t n, uint v) +{ + auto p = a; + auto end = a+n; + while (p !is end) + *p++ = v; +} + +void _d_array_init_i64(ulong* a, size_t n, ulong v) +{ + auto p = a; + auto end = a+n; + while (p !is end) + *p++ = v; +} + +void _d_array_init_float(float* a, size_t n, float v) +{ + auto p = a; + auto end = a+n; + while (p !is end) + *p++ = v; +} + +void _d_array_init_double(double* a, size_t n, double v) +{ + auto p = a; + auto end = a+n; + while (p !is end) + *p++ = v; +} + +void _d_array_init_real(real* a, size_t n, real v) +{ + auto p = a; + auto end = a+n; + while (p !is end) + *p++ = v; +} + +void _d_array_init_pointer(void** a, size_t n, void* v) +{ + auto p = a; + auto end = a+n; + while (p !is end) + *p++ = v; +} + +void _d_array_init_mem(void* a, size_t na, void* v, size_t nv) +{ + auto p = a; + auto end = a + na*nv; + while (p !is end) { + llvm_memcpy(p,v,nv,0); + p += nv; + } +} + +// for array cast +size_t _d_array_cast_len(size_t len, size_t elemsz, size_t newelemsz) +{ + if (newelemsz == 1) { + return len*elemsz; + } + else if (len % newelemsz) { + throw new Exception("Bad array cast"); + } + return (len*elemsz)/newelemsz; +}