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-rw-r--r--source/slang/hlsl.meta.slang117
-rw-r--r--source/slang/slang-capabilities.capdef9
-rw-r--r--source/slang/slang-emit-wgsl.cpp18
-rw-r--r--source/slang/slang-emit-wgsl.h7
4 files changed, 113 insertions, 38 deletions
diff --git a/source/slang/hlsl.meta.slang b/source/slang/hlsl.meta.slang
index 2df66c1f7..0fd40b9d8 100644
--- a/source/slang/hlsl.meta.slang
+++ b/source/slang/hlsl.meta.slang
@@ -5710,7 +5710,7 @@ bool all(T x)
__generic<T : __BuiltinType, let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl)]
bool all(vector<T,N> x)
{
if(N == 1)
@@ -5747,6 +5747,8 @@ bool all(vector<T,N> x)
OpAll $$bool result %castResult
};
}
+ case wgsl:
+ __intrinsic_asm "all";
default:
bool result = true;
for(int i = 0; i < N; ++i)
@@ -5849,7 +5851,7 @@ bool any(T x)
__generic<T : __BuiltinType, let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl)]
bool any(vector<T, N> x)
{
if(N == 1)
@@ -5886,6 +5888,8 @@ bool any(vector<T, N> x)
OpAny $$bool result %castResult
};
}
+ case wgsl:
+ __intrinsic_asm "any";
default:
bool result = false;
for(int i = 0; i < N; ++i)
@@ -5948,7 +5952,7 @@ double2 asdouble(uint2 lowbits, uint2 highbits)
// Reinterpret bits as a float (HLSL SM 4.0)
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
float asfloat(int x)
{
__target_switch
@@ -5961,11 +5965,12 @@ float asfloat(int x)
case spirv: return spirv_asm {
OpBitcast $$float result $x
};
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
}
}
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
float asfloat(uint x)
{
__target_switch
@@ -5978,12 +5983,13 @@ float asfloat(uint x)
case spirv: return spirv_asm {
OpBitcast $$float result $x
};
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
vector<float, N> asfloat(vector< int, N> x)
{
__target_switch
@@ -5994,6 +6000,7 @@ vector<float, N> asfloat(vector< int, N> x)
case spirv: return spirv_asm {
OpBitcast $$vector<float, N> result $x
};
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
default:
VECTOR_MAP_UNARY(float, N, asfloat, x);
}
@@ -6001,7 +6008,7 @@ vector<float, N> asfloat(vector< int, N> x)
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
vector<float,N> asfloat(vector<uint,N> x)
{
__target_switch
@@ -6012,6 +6019,7 @@ vector<float,N> asfloat(vector<uint,N> x)
case spirv: return spirv_asm {
OpBitcast $$vector<float,N> result $x
};
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
default:
VECTOR_MAP_UNARY(float, N, asfloat, x);
}
@@ -6176,7 +6184,7 @@ int asint(float x)
}
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
int asint(uint x)
{
__target_switch
@@ -6189,12 +6197,13 @@ int asint(uint x)
case spirv: return spirv_asm {
OpBitcast $$int result $x
};
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
vector<int, N> asint(vector<float, N> x)
{
__target_switch
@@ -6205,6 +6214,7 @@ vector<int, N> asint(vector<float, N> x)
case spirv: return spirv_asm {
OpBitcast $$vector<int, N> result $x
};
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
default:
VECTOR_MAP_UNARY(int, N, asint, x);
}
@@ -6212,7 +6222,7 @@ vector<int, N> asint(vector<float, N> x)
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
vector<int, N> asint(vector<uint, N> x)
{
if(N == 1)
@@ -6225,6 +6235,7 @@ vector<int, N> asint(vector<uint, N> x)
case spirv: return spirv_asm {
OpBitcast $$vector<int, N> result $x
};
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
default:
VECTOR_MAP_UNARY(int, N, asint, x);
}
@@ -6320,7 +6331,7 @@ uint asuint(float x)
}
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
uint asuint(int x)
{
__target_switch
@@ -6333,12 +6344,13 @@ uint asuint(int x)
case spirv: return spirv_asm {
OpBitcast $$uint result $x
};
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
vector<uint,N> asuint(vector<float,N> x)
{
__target_switch
@@ -6351,12 +6363,13 @@ vector<uint,N> asuint(vector<float,N> x)
};
default:
VECTOR_MAP_UNARY(uint, N, asuint, x);
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_4_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_4_0)]
vector<uint, N> asuint(vector<int, N> x)
{
if(N == 1)
@@ -6369,6 +6382,7 @@ vector<uint, N> asuint(vector<int, N> x)
case spirv: return spirv_asm {
OpBitcast $$vector<uint, N> result $x
};
+ case wgsl: __intrinsic_asm "bitcast<$TR>($0)";
default:
VECTOR_MAP_UNARY(uint, N, asuint, x);
}
@@ -7188,7 +7202,7 @@ vector<T,N> cospi(vector<T,N> x)
// Population count
[__readNone]
[ForceInline]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
uint countbits(uint value)
{
__target_switch
@@ -7204,13 +7218,15 @@ uint countbits(uint value)
__intrinsic_asm "$P_countbits($0)";
case spirv:
return spirv_asm {OpBitCount $$uint result $value};
+ case wgsl:
+ __intrinsic_asm "countOneBits";
}
}
__generic <let N : int>
[__readNone]
[ForceInline]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
vector<uint, N> countbits(vector<uint, N> value)
{
__target_switch
@@ -7223,6 +7239,8 @@ vector<uint, N> countbits(vector<uint, N> value)
__intrinsic_asm "popcount";
case spirv:
return spirv_asm {OpBitCount $$vector<uint, N> result $value};
+ case wgsl:
+ __intrinsic_asm "countOneBits";
default:
VECTOR_MAP_UNARY(uint, N, countbits, value);
}
@@ -7275,12 +7293,13 @@ vector<T, 3> cross(vector<T, 3> left, vector<T, 3> right)
// Convert encoded color
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, sm_4_0_version)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, sm_4_0_version)]
int4 D3DCOLORtoUBYTE4(float4 color)
{
__target_switch
{
case hlsl: __intrinsic_asm "D3DCOLORtoUBYTE4";
+ case wgsl: __intrinsic_asm "bitcast<vec4i>(pack4x8unorm($0)).zyxw";
default:
let scaled = color.zyxw * 255.001999f;
return int4(scaled);
@@ -7294,7 +7313,7 @@ for (auto xOrY : diffDimensions) {
}}}}
__generic<T : __BuiltinFloatingPointType>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, fragmentprocessing)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, fragmentprocessing)]
T dd$(xOrY)(T x)
{
__requireComputeDerivative();
@@ -7310,12 +7329,14 @@ T dd$(xOrY)(T x)
__intrinsic_asm "dfd$(xOrY)";
case spirv:
return spirv_asm {OpDPd$(xOrY) $$T result $x};
+ case wgsl:
+ __intrinsic_asm "dpd$(xOrY)";
}
}
__generic<T : __BuiltinFloatingPointType, let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, fragmentprocessing)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, fragmentprocessing)]
vector<T, N> dd$(xOrY)(vector<T, N> x)
{
__requireComputeDerivative();
@@ -7331,12 +7352,14 @@ vector<T, N> dd$(xOrY)(vector<T, N> x)
__intrinsic_asm "dfd$(xOrY)";
case spirv:
return spirv_asm {OpDPd$(xOrY) $$vector<T, N> result $x};
+ case wgsl:
+ __intrinsic_asm "dpd$(xOrY)";
}
}
__generic<T : __BuiltinFloatingPointType, let N : int, let M : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, fragmentprocessing)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, fragmentprocessing)]
matrix<T, N, M> dd$(xOrY)(matrix<T, N, M> x)
{
__requireComputeDerivative();
@@ -7448,7 +7471,7 @@ ${{{{
__generic<T : __BuiltinFloatingPointType>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl)]
T degrees(T x)
{
__target_switch
@@ -7458,6 +7481,7 @@ T degrees(T x)
case spirv: return spirv_asm {
OpExtInst $$T result glsl450 Degrees $x
};
+ case wgsl: __intrinsic_asm "degrees";
default:
return x * (T(180) / T.getPi());
}
@@ -8030,7 +8054,7 @@ vector<T,N> exp10(vector<T,N> x)
__glsl_version(420)
__cuda_sm_version(6.0)
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
float f16tof32(uint value)
{
__target_switch
@@ -8048,12 +8072,13 @@ float f16tof32(uint value)
result:$$float = OpFConvert %half
};
}
+ case wgsl: __intrinsic_asm "unpack2x16float($0).x";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
vector<float, N> f16tof32(vector<uint, N> value)
{
__target_switch
@@ -8078,7 +8103,7 @@ vector<float, N> f16tof32(vector<uint, N> value)
__glsl_version(420)
__cuda_sm_version(6.0)
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
uint f32tof16(float value)
{
__target_switch
@@ -8096,12 +8121,13 @@ uint f32tof16(float value)
result:$$uint = OpUConvert %lowBits
};
}
+ case wgsl: __intrinsic_asm "pack2x16float(vec2f($0,0.0))";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
vector<uint, N> f32tof16(vector<float, N> value)
{
__target_switch
@@ -8127,7 +8153,7 @@ vector<uint, N> f32tof16(vector<float, N> value)
__glsl_version(420)
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
float f16tof32(float16_t value)
{
__target_switch
@@ -8143,12 +8169,13 @@ float f16tof32(float16_t value)
result:$$float = OpFConvert $value
};
}
+ case wgsl: __intrinsic_asm "f32($0)";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
vector<float, N> f16tof32(vector<float16_t, N> value)
{
__target_switch
@@ -8167,7 +8194,7 @@ vector<float, N> f16tof32(vector<float16_t, N> value)
// Convert to float16_t
__glsl_version(420)
[__readNone]
-[require(cuda_glsl_metal_spirv, shader5_sm_5_0)]
+[require(cuda_glsl_metal_spirv_wgsl, shader5_sm_5_0)]
float16_t f32tof16_(float value)
{
__target_switch
@@ -8178,12 +8205,13 @@ float16_t f32tof16_(float value)
case spirv: return spirv_asm {
OpFConvert $$float16_t result $value
};
+ case wgsl: __intrinsic_asm "f16($0)";
}
}
__generic<let N : int>
[__readNone]
-[require(cuda_glsl_metal_spirv, shader5_sm_5_0)]
+[require(cuda_glsl_metal_spirv_wgsl, shader5_sm_5_0)]
vector<float16_t, N> f32tof16_(vector<float, N> value)
{
__target_switch
@@ -8203,7 +8231,7 @@ vector<float16_t, N> f32tof16_(vector<float, N> value)
// Flip surface normal to face forward, if needed
__generic<T : __BuiltinFloatingPointType, let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, sm_4_0_version)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, sm_4_0_version)]
vector<T,N> faceforward(vector<T,N> n, vector<T,N> i, vector<T,N> ng)
{
__target_switch
@@ -8214,6 +8242,7 @@ vector<T,N> faceforward(vector<T,N> n, vector<T,N> i, vector<T,N> ng)
case spirv: return spirv_asm {
OpExtInst $$vector<T,N> result glsl450 FaceForward $n $i $ng
};
+ case wgsl: __intrinsic_asm "faceForward";
default:
return dot(ng, i) < T(0.0f) ? n : -n;
}
@@ -8221,7 +8250,7 @@ vector<T,N> faceforward(vector<T,N> n, vector<T,N> i, vector<T,N> ng)
// Find first set bit starting at high bit and working down
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
int firstbithigh(int value)
{
__target_switch
@@ -8234,12 +8263,13 @@ int firstbithigh(int value)
case spirv: return spirv_asm {
OpExtInst $$int result glsl450 FindSMsb $value
};
+ case wgsl: __intrinsic_asm "firstLeadingBit";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
vector<int, N> firstbithigh(vector<int, N> value)
{
__target_switch
@@ -8250,13 +8280,14 @@ vector<int, N> firstbithigh(vector<int, N> value)
case spirv: return spirv_asm {
OpExtInst $$vector<int, N> result glsl450 FindSMsb $value
};
+ case wgsl: __intrinsic_asm "firstLeadingBit";
default:
VECTOR_MAP_UNARY(int, N, firstbithigh, value);
}
}
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
uint firstbithigh(uint value)
{
__target_switch
@@ -8269,12 +8300,13 @@ uint firstbithigh(uint value)
case spirv: return spirv_asm {
OpExtInst $$uint result glsl450 FindUMsb $value
};
+ case wgsl: __intrinsic_asm "firstLeadingBit";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
vector<uint,N> firstbithigh(vector<uint,N> value)
{
__target_switch
@@ -8285,6 +8317,7 @@ vector<uint,N> firstbithigh(vector<uint,N> value)
case spirv: return spirv_asm {
OpExtInst $$vector<uint,N> result glsl450 FindUMsb $value
};
+ case wgsl: __intrinsic_asm "firstLeadingBit";
default:
VECTOR_MAP_UNARY(uint, N, firstbithigh, value);
}
@@ -8292,7 +8325,7 @@ vector<uint,N> firstbithigh(vector<uint,N> value)
// Find first set bit starting at low bit and working up
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
int firstbitlow(int value)
{
__target_switch
@@ -8305,12 +8338,13 @@ int firstbitlow(int value)
case spirv: return spirv_asm {
OpExtInst $$int result glsl450 FindILsb $value
};
+ case wgsl: __intrinsic_asm "firstTrailingBit";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
vector<int,N> firstbitlow(vector<int,N> value)
{
__target_switch
@@ -8321,13 +8355,14 @@ vector<int,N> firstbitlow(vector<int,N> value)
case spirv: return spirv_asm {
OpExtInst $$vector<int,N> result glsl450 FindILsb $value
};
+ case wgsl: __intrinsic_asm "firstTrailingBit";
default:
VECTOR_MAP_UNARY(int, N, firstbitlow, value);
}
}
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
uint firstbitlow(uint value)
{
__target_switch
@@ -8340,12 +8375,13 @@ uint firstbitlow(uint value)
case spirv: return spirv_asm {
OpExtInst $$uint result glsl450 FindILsb $value
};
+ case wgsl: __intrinsic_asm "firstTrailingBit";
}
}
__generic<let N : int>
[__readNone]
-[require(cpp_cuda_glsl_hlsl_metal_spirv, shader5_sm_5_0)]
+[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, shader5_sm_5_0)]
vector<uint,N> firstbitlow(vector<uint,N> value)
{
__target_switch
@@ -8356,6 +8392,7 @@ vector<uint,N> firstbitlow(vector<uint,N> value)
case spirv: return spirv_asm {
OpExtInst $$vector<uint,N> result glsl450 FindILsb $value
};
+ case wgsl: __intrinsic_asm "firstTrailingBit";
default:
VECTOR_MAP_UNARY(uint, N, firstbitlow, value);
}
@@ -8707,7 +8744,7 @@ matrix<T, N, M> frexp(matrix<T, N, M> x, out matrix<int, N, M, L> exp)
// Texture filter width
__generic<T : __BuiltinFloatingPointType>
[__readNone]
-[require(glsl_hlsl_metal_spirv, fragmentprocessing)]
+[require(glsl_hlsl_metal_spirv_wgsl, fragmentprocessing)]
T fwidth(T x)
{
__requireComputeDerivative();
@@ -8724,12 +8761,14 @@ T fwidth(T x)
{
OpFwidth $$T result $x;
};
+ case wgsl:
+ __intrinsic_asm "fwidth($0)";
}
}
__generic<T : __BuiltinFloatingPointType, let N : int>
[__readNone]
-[require(glsl_hlsl_spirv, fragmentprocessing)]
+[require(glsl_hlsl_spirv_wgsl, fragmentprocessing)]
vector<T, N> fwidth(vector<T, N> x)
{
__requireComputeDerivative();
@@ -8744,6 +8783,8 @@ vector<T, N> fwidth(vector<T, N> x)
{
OpFwidth $$vector<T, N> result $x;
};
+ case wgsl:
+ __intrinsic_asm "fwidth($0)";
}
}
diff --git a/source/slang/slang-capabilities.capdef b/source/slang/slang-capabilities.capdef
index 3e17b3d19..96f5996a0 100644
--- a/source/slang/slang-capabilities.capdef
+++ b/source/slang/slang-capabilities.capdef
@@ -330,6 +330,10 @@ alias cuda_glsl_spirv = cuda | glsl | spirv;
/// [Compound]
alias cuda_glsl_metal_spirv = cuda | glsl | metal | spirv;
+/// CUDA, GLSL, Metal, SPIRV and WGSL code-gen targets
+/// [Compound]
+alias cuda_glsl_metal_spirv_wgsl = cuda | glsl | metal | spirv | wgsl;
+
/// CUDA, and HLSL code-gen targets
/// [Compound]
alias cuda_hlsl = cuda | hlsl;
@@ -342,6 +346,10 @@ alias cuda_hlsl_spirv = cuda | hlsl | spirv;
/// [Compound]
alias glsl_hlsl_spirv = glsl | hlsl | spirv;
+/// GLSL, HLSL, SPIRV and WGSL code-gen targets
+/// [Compound]
+alias glsl_hlsl_spirv_wgsl = glsl | hlsl | spirv | wgsl;
+
/// GLSL, HLSL, Metal, and SPIRV code-gen targets
/// [Compound]
alias glsl_hlsl_metal_spirv = glsl | hlsl | metal | spirv;
@@ -1705,6 +1713,7 @@ alias fragmentprocessing = fragment + _sm_5_0
| fragment + metal
| fragment + cpp
| fragment + cuda
+ | fragment + wgsl
;
/// Capabilities required to use fragment derivative operations (with GLSL derivativecontrol)
/// [Compound]
diff --git a/source/slang/slang-emit-wgsl.cpp b/source/slang/slang-emit-wgsl.cpp
index 0a4cca407..40d8ace91 100644
--- a/source/slang/slang-emit-wgsl.cpp
+++ b/source/slang/slang-emit-wgsl.cpp
@@ -1002,4 +1002,22 @@ void WGSLSourceEmitter::emitFrontMatterImpl(TargetRequest* /* targetReq */)
}
}
+void WGSLSourceEmitter::emitIntrinsicCallExprImpl(
+ IRCall* inst,
+ UnownedStringSlice intrinsicDefinition,
+ IRInst* intrinsicInst,
+ EmitOpInfo const& inOuterPrec
+ )
+{
+ // The f16 constructor is generated for f32tof16
+ if (intrinsicDefinition.startsWith("f16"))
+ {
+ m_f16ExtensionEnabled = true;
+ }
+
+ CLikeSourceEmitter::emitIntrinsicCallExprImpl(
+ inst, intrinsicDefinition, intrinsicInst, inOuterPrec
+ );
+}
+
} // namespace Slang
diff --git a/source/slang/slang-emit-wgsl.h b/source/slang/slang-emit-wgsl.h
index dacd11c3d..d3cf19d91 100644
--- a/source/slang/slang-emit-wgsl.h
+++ b/source/slang/slang-emit-wgsl.h
@@ -53,6 +53,13 @@ public:
IRInst* inst, const EmitOpInfo& outerPrec
) SLANG_OVERRIDE;
+ virtual void emitIntrinsicCallExprImpl(
+ IRCall* inst,
+ UnownedStringSlice intrinsicDefinition,
+ IRInst* intrinsicInst,
+ EmitOpInfo const& inOuterPrec
+ ) SLANG_OVERRIDE;
+
void emit(const AddressSpace addressSpace);
private:
generated by cgit v1.2.3 (git 2.39.1) at 2026-06-02 09:42:10 +0000