diff options
Diffstat (limited to 'source/slang')
| -rw-r--r-- | source/slang/hlsl.meta.slang | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/source/slang/hlsl.meta.slang b/source/slang/hlsl.meta.slang index 525b666ab..6ac0b7fb9 100644 --- a/source/slang/hlsl.meta.slang +++ b/source/slang/hlsl.meta.slang @@ -9498,7 +9498,8 @@ T ldexp(T x, T exp) __target_switch { case hlsl: __intrinsic_asm "ldexp"; - case wgsl: __intrinsic_asm "ldexp"; + // In WGSL spec, ldexp can only take integer as the exponent. + case wgsl: __intrinsic_asm "($0 * exp2($1))"; default: return x * exp2(exp); } @@ -9512,7 +9513,8 @@ vector<T, N> ldexp(vector<T, N> x, vector<T, N> exp) __target_switch { case hlsl: __intrinsic_asm "ldexp"; - case wgsl: __intrinsic_asm "ldexp"; + // In WGSL spec, ldexp can only take integer as the exponent. + case wgsl: __intrinsic_asm "($0 * exp2($1))"; default: return x * exp2(exp); } @@ -9737,13 +9739,14 @@ matrix<T, N, M> log(matrix<T, N, M> x) /// @category math __generic<T : __BuiltinFloatingPointType> [__readNone] -[require(cpp_cuda_glsl_hlsl_metal_spirv, sm_4_0_version)] +[require(cpp_cuda_glsl_hlsl_metal_spirv_wgsl, sm_4_0_version)] T log10(T x) { __target_switch { case hlsl: __intrinsic_asm "log10"; case metal: __intrinsic_asm "log10"; + case wgsl: __intrinsic_asm "(log( $0 ) * $S0( 0.43429448190325182765112891891661) )"; case glsl: __intrinsic_asm "(log( $0 ) * $S0( 0.43429448190325182765112891891661) )"; case cuda: __intrinsic_asm "$P_log10($0)"; case cpp: __intrinsic_asm "$P_log10($0)"; @@ -9760,13 +9763,14 @@ T log10(T x) __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> log10(vector<T,N> x) { __target_switch { case hlsl: __intrinsic_asm "log10"; case metal: __intrinsic_asm "log10"; + case wgsl: __intrinsic_asm "(log( $0 ) * $S0(0.43429448190325182765112891891661) )"; case glsl: __intrinsic_asm "(log( $0 ) * $S0(0.43429448190325182765112891891661) )"; case spirv: { |