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248c554524
Add Float16 (IEEE 754 binary16) to the standard library, plus assorted runtime support operations. Swift Evolution thread: https://forums.swift.org/t/se-0277-float16/33546
133 lines
4.5 KiB
C
133 lines
4.5 KiB
C
// Types that we should be able to import.
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typedef char __attribute__((ext_vector_type(2))) char2;
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typedef char __attribute__((ext_vector_type(64))) char64;
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typedef unsigned char __attribute__((ext_vector_type(3))) uchar3;
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typedef unsigned char __attribute__((ext_vector_type(32))) uchar32;
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typedef short __attribute__((ext_vector_type(3))) short3;
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typedef short __attribute__((ext_vector_type(8))) short8;
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typedef unsigned short __attribute__((ext_vector_type(1))) ushort1;
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typedef unsigned short __attribute__((ext_vector_type(16))) ushort16;
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typedef int __attribute__((ext_vector_type(3))) int3;
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typedef int __attribute__((ext_vector_type(32))) int32;
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typedef unsigned int __attribute__((ext_vector_type(4))) uint4;
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typedef unsigned int __attribute__((ext_vector_type(2))) uint2;
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typedef long __attribute__((ext_vector_type(2))) long2;
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typedef long __attribute__((ext_vector_type(8))) long8;
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typedef unsigned long __attribute__((ext_vector_type(4))) ulong4;
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typedef unsigned long __attribute__((ext_vector_type(1))) ulong1;
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typedef long long __attribute__((ext_vector_type(3))) ll3;
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typedef long long __attribute__((ext_vector_type(8))) ll8;
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typedef unsigned long long __attribute__((ext_vector_type(4))) ull4;
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typedef unsigned long long __attribute__((ext_vector_type(16))) ull16;
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// We would prefer to use _Float16 for these typedefs, but that's not
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// yet implemented in clang on x86, so use __fp16 instead as a hack.
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// We want to be able to import both of them anyway.
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typedef __fp16 __attribute__((ext_vector_type(2))) half2;
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typedef __fp16 __attribute__((ext_vector_type(3))) half3;
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typedef __fp16 __attribute__((ext_vector_type(4))) half4;
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typedef __fp16 __attribute__((ext_vector_type(8))) half8;
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typedef __fp16 __attribute__((ext_vector_type(16))) half16;
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typedef __fp16 __attribute__((ext_vector_type(32))) half32;
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typedef float __attribute__((ext_vector_type(2))) float2;
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typedef float __attribute__((ext_vector_type(3))) float3;
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typedef float __attribute__((ext_vector_type(4))) float4;
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typedef float __attribute__((ext_vector_type(8))) float8;
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typedef float __attribute__((ext_vector_type(16))) float16;
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typedef double __attribute__((ext_vector_type(2))) double2;
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typedef double __attribute__((ext_vector_type(3))) double3;
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typedef double __attribute__((ext_vector_type(4))) double4;
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typedef double __attribute__((ext_vector_type(8))) double8;
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// Types that we should not be able to import.
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typedef char __attribute__((ext_vector_type(17))) char17;
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typedef unsigned char __attribute__((ext_vector_type(21))) uchar21;
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typedef short __attribute__((ext_vector_type(5))) short5;
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typedef unsigned short __attribute__((ext_vector_type(6))) ushort6;
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typedef int __attribute__((ext_vector_type(128))) int128;
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typedef unsigned int __attribute__((ext_vector_type(20))) uint20;
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char2 makes_char2();
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char64 makes_char64();
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uchar3 makes_uchar3();
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uchar32 makes_uchar32();
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short3 makes_short3();
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short8 makes_short8();
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ushort1 makes_ushort1();
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ushort16 makes_ushort16();
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int3 makes_int3();
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int32 makes_int32();
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uint4 makes_uint4();
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uint2 makes_uint2();
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long2 makes_long2();
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long8 makes_long8();
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ulong4 makes_ulong4();
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ulong1 makes_ulong1();
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ll3 makes_ll3();
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ll8 makes_ll8();
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ull4 makes_ull4();
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ull16 makes_ull16();
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half2 makes_half2();
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half3 makes_half3();
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half4 makes_half4();
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half8 makes_half8();
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half16 makes_half16();
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half32 makes_half32();
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float2 makes_float2();
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float3 makes_float3();
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float4 makes_float4();
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float8 makes_float8();
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float16 makes_float16();
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double2 makes_double2();
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double3 makes_double3();
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double4 makes_double4();
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double8 makes_double8();
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char17 makes_char17();
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uchar21 makes_uchar21();
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short5 makes_short5();
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ushort6 makes_ushort6();
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int128 makes_int128();
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uint20 makes_uint20();
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takes_char2(char2);
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takes_char64(char64);
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takes_uchar3(uchar3);
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takes_uchar32(uchar32);
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takes_short3(short3);
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takes_short8(short8);
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takes_ushort1(ushort1);
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takes_ushort16(ushort16);
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takes_int3(int3);
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takes_int32(int32);
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takes_uint4(uint4);
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takes_uint2(uint2);
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takes_long2(long2);
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takes_long8(long8);
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takes_ulong4(ulong4);
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takes_ulong1(ulong1);
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takes_ll3(ll3);
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takes_ll8(ll8);
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takes_ull4(ull4);
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takes_ull16(ull16);
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takes_half2(half2);
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takes_half3(half3);
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takes_half4(half4);
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takes_half8(half8);
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takes_half16(half16);
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takes_half32(half32);
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takes_float2(float2);
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takes_float3(float3);
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takes_float4(float4);
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takes_float8(float8);
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takes_float16(float16);
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takes_double2(double2);
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takes_double3(double3);
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takes_double4(double4);
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takes_double8(double8);
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takes_char17(char17);
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takes_uchar21(uchar21);
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takes_short5(short5);
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takes_ushort6(ushort6);
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takes_int128(int128);
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takes_uint20(uint20);
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