diff --git a/source/slang/hlsl.meta.slang b/source/slang/hlsl.meta.slang
index 525b666ab0..6ac0b7fb9e 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:
     {
diff --git a/tests/expected-failure-github.txt b/tests/expected-failure-github.txt
index b064af9ad8..3c318993a1 100644
--- a/tests/expected-failure-github.txt
+++ b/tests/expected-failure-github.txt
@@ -69,8 +69,6 @@ tests/hlsl-intrinsic/classify-float.slang.5 syn (wgpu)
 tests/hlsl-intrinsic/matrix-float.slang.6 syn (wgpu)
 tests/hlsl-intrinsic/matrix-int.slang.6 syn (wgpu)
 tests/hlsl-intrinsic/scalar-double-simple.slang.7 syn (wgpu)
-tests/hlsl-intrinsic/scalar-float.slang.5 syn (wgpu)
-tests/hlsl-intrinsic/vector-float.slang.5 syn (wgpu)
 tests/ir/string-literal-hash.slang.2 syn (wgpu)
 tests/language-feature/anonymous-struct.slang.1 syn (wgpu)
 tests/language-feature/constants/constexpr-loop.slang.2 syn (wgpu)
diff --git a/tests/hlsl-intrinsic/scalar-float.slang b/tests/hlsl-intrinsic/scalar-float.slang
index 148e1b6960..a32fe8f6cf 100644
--- a/tests/hlsl-intrinsic/scalar-float.slang
+++ b/tests/hlsl-intrinsic/scalar-float.slang
@@ -4,7 +4,7 @@
 //TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj
 //DISABLED_TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj
 //TEST(compute, vulkan):COMPARE_COMPUTE_EX:-cuda -compute -shaderobj
-//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-wgpu
+//TEST(compute):COMPARE_COMPUTE_EX:-wgpu -compute -shaderobj
 
 //TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name outputBuffer
 RWStructuredBuffer<int> outputBuffer;
diff --git a/tests/hlsl-intrinsic/vector-float.slang b/tests/hlsl-intrinsic/vector-float.slang
index de5decfecf..380131a895 100644
--- a/tests/hlsl-intrinsic/vector-float.slang
+++ b/tests/hlsl-intrinsic/vector-float.slang
@@ -3,7 +3,7 @@
 //TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -dx12 -use-dxil -output-using-type -shaderobj
 //TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -output-using-type -shaderobj
 //TEST(compute, vulkan):COMPARE_COMPUTE_EX:-cuda -compute -output-using-type -shaderobj
-//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-wgpu
+//TEST(compute):COMPARE_COMPUTE_EX:-wgpu -compute -output-using-type -shaderobj
 
 //TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0], stride=4):out,name outputBuffer
 RWStructuredBuffer<float4> outputBuffer;