From 52cd8caa07ced53d9908c4d8b11f861b27895038 Mon Sep 17 00:00:00 2001
From: Antonio Maiorano <amaiorano@google.com>
Date: Thu, 16 Mar 2023 21:31:15 +0000
Subject: [PATCH] tint/hlsl: fix frexp always returning positive values for
 fractional part

Bug: tint:1876
Change-Id: Ic56b37918fd1a2a42442b517985a49f10d85159d
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/124501
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
---
 src/tint/writer/hlsl/generator_impl.cc        |  2 +-
 .../hlsl/generator_impl_builtin_test.cc       |  8 ++--
 .../frexp/scalar/mixed.wgsl.expected.dxc.hlsl |  2 +-
 .../frexp/scalar/mixed.wgsl.expected.fxc.hlsl |  2 +-
 .../scalar/runtime.wgsl.expected.dxc.hlsl     |  2 +-
 .../scalar/runtime.wgsl.expected.fxc.hlsl     |  2 +-
 .../frexp/vector/mixed.wgsl.expected.dxc.hlsl |  2 +-
 .../frexp/vector/mixed.wgsl.expected.fxc.hlsl |  2 +-
 .../vector/runtime.wgsl.expected.dxc.hlsl     |  2 +-
 .../vector/runtime.wgsl.expected.fxc.hlsl     |  2 +-
 .../var/frexp/3dd21e.wgsl.expected.dxc.hlsl   |  2 +-
 .../var/frexp/4b2200.wgsl.expected.dxc.hlsl   |  2 +-
 .../var/frexp/4b2200.wgsl.expected.fxc.hlsl   |  2 +-
 .../var/frexp/5257dd.wgsl.expected.dxc.hlsl   |  2 +-
 .../var/frexp/5f47bf.wgsl.expected.dxc.hlsl   |  2 +-
 .../var/frexp/77af93.wgsl.expected.dxc.hlsl   |  2 +-
 .../var/frexp/77af93.wgsl.expected.fxc.hlsl   |  2 +-
 .../var/frexp/979800.wgsl.expected.dxc.hlsl   |  2 +-
 .../var/frexp/979800.wgsl.expected.fxc.hlsl   |  2 +-
 .../var/frexp/ae4a66.wgsl.expected.dxc.hlsl   |  2 +-
 .../var/frexp/eb2421.wgsl.expected.dxc.hlsl   |  2 +-
 .../var/frexp/eb2421.wgsl.expected.fxc.hlsl   |  2 +-
 webgpu-cts/expectations.txt                   | 40 -------------------
 23 files changed, 25 insertions(+), 65 deletions(-)

diff --git a/src/tint/writer/hlsl/generator_impl.cc b/src/tint/writer/hlsl/generator_impl.cc
index cc8ad64693..4910f812af 100644
--- a/src/tint/writer/hlsl/generator_impl.cc
+++ b/src/tint/writer/hlsl/generator_impl.cc
@@ -2045,7 +2045,7 @@ bool GeneratorImpl::EmitFrexpCall(utils::StringStream& out,
             }
 
             line(b) << member_type << " exp;";
-            line(b) << member_type << " fract = frexp(" << in << ", exp);";
+            line(b) << member_type << " fract = sign(" << in << ") * frexp(" << in << ", exp);";
             {
                 auto l = line(b);
                 if (!EmitType(l, builtin->ReturnType(), builtin::AddressSpace::kUndefined,
diff --git a/src/tint/writer/hlsl/generator_impl_builtin_test.cc b/src/tint/writer/hlsl/generator_impl_builtin_test.cc
index f473ac81c5..d552671910 100644
--- a/src/tint/writer/hlsl/generator_impl_builtin_test.cc
+++ b/src/tint/writer/hlsl/generator_impl_builtin_test.cc
@@ -606,7 +606,7 @@ TEST_F(HlslGeneratorImplTest_Builtin, Runtime_Frexp_Scalar_f32) {
 };
 frexp_result_f32 tint_frexp(float param_0) {
   float exp;
-  float fract = frexp(param_0, exp);
+  float fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_f32 result = {fract, int(exp)};
   return result;
 }
@@ -635,7 +635,7 @@ TEST_F(HlslGeneratorImplTest_Builtin, Runtime_Frexp_Scalar_f16) {
 };
 frexp_result_f16 tint_frexp(float16_t param_0) {
   float16_t exp;
-  float16_t fract = frexp(param_0, exp);
+  float16_t fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_f16 result = {fract, int(exp)};
   return result;
 }
@@ -662,7 +662,7 @@ TEST_F(HlslGeneratorImplTest_Builtin, Runtime_Frexp_Vector_f32) {
 };
 frexp_result_vec3_f32 tint_frexp(float3 param_0) {
   float3 exp;
-  float3 fract = frexp(param_0, exp);
+  float3 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec3_f32 result = {fract, int3(exp)};
   return result;
 }
@@ -691,7 +691,7 @@ TEST_F(HlslGeneratorImplTest_Builtin, Runtime_Frexp_Vector_f16) {
 };
 frexp_result_vec3_f16 tint_frexp(vector<float16_t, 3> param_0) {
   vector<float16_t, 3> exp;
-  vector<float16_t, 3> fract = frexp(param_0, exp);
+  vector<float16_t, 3> fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec3_f16 result = {fract, int3(exp)};
   return result;
 }
diff --git a/test/tint/builtins/frexp/scalar/mixed.wgsl.expected.dxc.hlsl b/test/tint/builtins/frexp/scalar/mixed.wgsl.expected.dxc.hlsl
index a848a4f39c..78f84578b3 100644
--- a/test/tint/builtins/frexp/scalar/mixed.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/frexp/scalar/mixed.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_f32 {
 };
 frexp_result_f32 tint_frexp(float param_0) {
   float exp;
-  float fract = frexp(param_0, exp);
+  float fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_f32 result = {fract, int(exp)};
   return result;
 }
diff --git a/test/tint/builtins/frexp/scalar/mixed.wgsl.expected.fxc.hlsl b/test/tint/builtins/frexp/scalar/mixed.wgsl.expected.fxc.hlsl
index a848a4f39c..78f84578b3 100644
--- a/test/tint/builtins/frexp/scalar/mixed.wgsl.expected.fxc.hlsl
+++ b/test/tint/builtins/frexp/scalar/mixed.wgsl.expected.fxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_f32 {
 };
 frexp_result_f32 tint_frexp(float param_0) {
   float exp;
-  float fract = frexp(param_0, exp);
+  float fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_f32 result = {fract, int(exp)};
   return result;
 }
diff --git a/test/tint/builtins/frexp/scalar/runtime.wgsl.expected.dxc.hlsl b/test/tint/builtins/frexp/scalar/runtime.wgsl.expected.dxc.hlsl
index fdf14dfb0c..05fdf30ce6 100644
--- a/test/tint/builtins/frexp/scalar/runtime.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/frexp/scalar/runtime.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_f32 {
 };
 frexp_result_f32 tint_frexp(float param_0) {
   float exp;
-  float fract = frexp(param_0, exp);
+  float fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_f32 result = {fract, int(exp)};
   return result;
 }
diff --git a/test/tint/builtins/frexp/scalar/runtime.wgsl.expected.fxc.hlsl b/test/tint/builtins/frexp/scalar/runtime.wgsl.expected.fxc.hlsl
index fdf14dfb0c..05fdf30ce6 100644
--- a/test/tint/builtins/frexp/scalar/runtime.wgsl.expected.fxc.hlsl
+++ b/test/tint/builtins/frexp/scalar/runtime.wgsl.expected.fxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_f32 {
 };
 frexp_result_f32 tint_frexp(float param_0) {
   float exp;
-  float fract = frexp(param_0, exp);
+  float fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_f32 result = {fract, int(exp)};
   return result;
 }
diff --git a/test/tint/builtins/frexp/vector/mixed.wgsl.expected.dxc.hlsl b/test/tint/builtins/frexp/vector/mixed.wgsl.expected.dxc.hlsl
index 1df044593a..c5fc8dbf48 100644
--- a/test/tint/builtins/frexp/vector/mixed.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/frexp/vector/mixed.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec2_f32 {
 };
 frexp_result_vec2_f32 tint_frexp(float2 param_0) {
   float2 exp;
-  float2 fract = frexp(param_0, exp);
+  float2 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec2_f32 result = {fract, int2(exp)};
   return result;
 }
diff --git a/test/tint/builtins/frexp/vector/mixed.wgsl.expected.fxc.hlsl b/test/tint/builtins/frexp/vector/mixed.wgsl.expected.fxc.hlsl
index 1df044593a..c5fc8dbf48 100644
--- a/test/tint/builtins/frexp/vector/mixed.wgsl.expected.fxc.hlsl
+++ b/test/tint/builtins/frexp/vector/mixed.wgsl.expected.fxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec2_f32 {
 };
 frexp_result_vec2_f32 tint_frexp(float2 param_0) {
   float2 exp;
-  float2 fract = frexp(param_0, exp);
+  float2 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec2_f32 result = {fract, int2(exp)};
   return result;
 }
diff --git a/test/tint/builtins/frexp/vector/runtime.wgsl.expected.dxc.hlsl b/test/tint/builtins/frexp/vector/runtime.wgsl.expected.dxc.hlsl
index a6b9fed7da..390557d288 100644
--- a/test/tint/builtins/frexp/vector/runtime.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/frexp/vector/runtime.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec2_f32 {
 };
 frexp_result_vec2_f32 tint_frexp(float2 param_0) {
   float2 exp;
-  float2 fract = frexp(param_0, exp);
+  float2 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec2_f32 result = {fract, int2(exp)};
   return result;
 }
diff --git a/test/tint/builtins/frexp/vector/runtime.wgsl.expected.fxc.hlsl b/test/tint/builtins/frexp/vector/runtime.wgsl.expected.fxc.hlsl
index a6b9fed7da..390557d288 100644
--- a/test/tint/builtins/frexp/vector/runtime.wgsl.expected.fxc.hlsl
+++ b/test/tint/builtins/frexp/vector/runtime.wgsl.expected.fxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec2_f32 {
 };
 frexp_result_vec2_f32 tint_frexp(float2 param_0) {
   float2 exp;
-  float2 fract = frexp(param_0, exp);
+  float2 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec2_f32 result = {fract, int2(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/3dd21e.wgsl.expected.dxc.hlsl b/test/tint/builtins/gen/var/frexp/3dd21e.wgsl.expected.dxc.hlsl
index 54c23666e6..465dc0e71d 100644
--- a/test/tint/builtins/gen/var/frexp/3dd21e.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/3dd21e.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec4_f16 {
 };
 frexp_result_vec4_f16 tint_frexp(vector<float16_t, 4> param_0) {
   vector<float16_t, 4> exp;
-  vector<float16_t, 4> fract = frexp(param_0, exp);
+  vector<float16_t, 4> fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec4_f16 result = {fract, int4(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/4b2200.wgsl.expected.dxc.hlsl b/test/tint/builtins/gen/var/frexp/4b2200.wgsl.expected.dxc.hlsl
index 6d5d462dad..f4975e6192 100644
--- a/test/tint/builtins/gen/var/frexp/4b2200.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/4b2200.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_f32 {
 };
 frexp_result_f32 tint_frexp(float param_0) {
   float exp;
-  float fract = frexp(param_0, exp);
+  float fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_f32 result = {fract, int(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/4b2200.wgsl.expected.fxc.hlsl b/test/tint/builtins/gen/var/frexp/4b2200.wgsl.expected.fxc.hlsl
index 6d5d462dad..f4975e6192 100644
--- a/test/tint/builtins/gen/var/frexp/4b2200.wgsl.expected.fxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/4b2200.wgsl.expected.fxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_f32 {
 };
 frexp_result_f32 tint_frexp(float param_0) {
   float exp;
-  float fract = frexp(param_0, exp);
+  float fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_f32 result = {fract, int(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/5257dd.wgsl.expected.dxc.hlsl b/test/tint/builtins/gen/var/frexp/5257dd.wgsl.expected.dxc.hlsl
index da9aa86015..a7cb36bbab 100644
--- a/test/tint/builtins/gen/var/frexp/5257dd.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/5257dd.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_f16 {
 };
 frexp_result_f16 tint_frexp(float16_t param_0) {
   float16_t exp;
-  float16_t fract = frexp(param_0, exp);
+  float16_t fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_f16 result = {fract, int(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/5f47bf.wgsl.expected.dxc.hlsl b/test/tint/builtins/gen/var/frexp/5f47bf.wgsl.expected.dxc.hlsl
index 4d1be21ec0..798a8195b0 100644
--- a/test/tint/builtins/gen/var/frexp/5f47bf.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/5f47bf.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec2_f16 {
 };
 frexp_result_vec2_f16 tint_frexp(vector<float16_t, 2> param_0) {
   vector<float16_t, 2> exp;
-  vector<float16_t, 2> fract = frexp(param_0, exp);
+  vector<float16_t, 2> fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec2_f16 result = {fract, int2(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/77af93.wgsl.expected.dxc.hlsl b/test/tint/builtins/gen/var/frexp/77af93.wgsl.expected.dxc.hlsl
index 9cb9898030..2bc5ebbbfa 100644
--- a/test/tint/builtins/gen/var/frexp/77af93.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/77af93.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec4_f32 {
 };
 frexp_result_vec4_f32 tint_frexp(float4 param_0) {
   float4 exp;
-  float4 fract = frexp(param_0, exp);
+  float4 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec4_f32 result = {fract, int4(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/77af93.wgsl.expected.fxc.hlsl b/test/tint/builtins/gen/var/frexp/77af93.wgsl.expected.fxc.hlsl
index 9cb9898030..2bc5ebbbfa 100644
--- a/test/tint/builtins/gen/var/frexp/77af93.wgsl.expected.fxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/77af93.wgsl.expected.fxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec4_f32 {
 };
 frexp_result_vec4_f32 tint_frexp(float4 param_0) {
   float4 exp;
-  float4 fract = frexp(param_0, exp);
+  float4 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec4_f32 result = {fract, int4(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/979800.wgsl.expected.dxc.hlsl b/test/tint/builtins/gen/var/frexp/979800.wgsl.expected.dxc.hlsl
index ec638221f6..14e89021fd 100644
--- a/test/tint/builtins/gen/var/frexp/979800.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/979800.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec3_f32 {
 };
 frexp_result_vec3_f32 tint_frexp(float3 param_0) {
   float3 exp;
-  float3 fract = frexp(param_0, exp);
+  float3 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec3_f32 result = {fract, int3(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/979800.wgsl.expected.fxc.hlsl b/test/tint/builtins/gen/var/frexp/979800.wgsl.expected.fxc.hlsl
index ec638221f6..14e89021fd 100644
--- a/test/tint/builtins/gen/var/frexp/979800.wgsl.expected.fxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/979800.wgsl.expected.fxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec3_f32 {
 };
 frexp_result_vec3_f32 tint_frexp(float3 param_0) {
   float3 exp;
-  float3 fract = frexp(param_0, exp);
+  float3 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec3_f32 result = {fract, int3(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/ae4a66.wgsl.expected.dxc.hlsl b/test/tint/builtins/gen/var/frexp/ae4a66.wgsl.expected.dxc.hlsl
index 5e7dad6fff..a9c8585c05 100644
--- a/test/tint/builtins/gen/var/frexp/ae4a66.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/ae4a66.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec3_f16 {
 };
 frexp_result_vec3_f16 tint_frexp(vector<float16_t, 3> param_0) {
   vector<float16_t, 3> exp;
-  vector<float16_t, 3> fract = frexp(param_0, exp);
+  vector<float16_t, 3> fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec3_f16 result = {fract, int3(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/eb2421.wgsl.expected.dxc.hlsl b/test/tint/builtins/gen/var/frexp/eb2421.wgsl.expected.dxc.hlsl
index 7615f1c6e0..84bd5ce42c 100644
--- a/test/tint/builtins/gen/var/frexp/eb2421.wgsl.expected.dxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/eb2421.wgsl.expected.dxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec2_f32 {
 };
 frexp_result_vec2_f32 tint_frexp(float2 param_0) {
   float2 exp;
-  float2 fract = frexp(param_0, exp);
+  float2 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec2_f32 result = {fract, int2(exp)};
   return result;
 }
diff --git a/test/tint/builtins/gen/var/frexp/eb2421.wgsl.expected.fxc.hlsl b/test/tint/builtins/gen/var/frexp/eb2421.wgsl.expected.fxc.hlsl
index 7615f1c6e0..84bd5ce42c 100644
--- a/test/tint/builtins/gen/var/frexp/eb2421.wgsl.expected.fxc.hlsl
+++ b/test/tint/builtins/gen/var/frexp/eb2421.wgsl.expected.fxc.hlsl
@@ -4,7 +4,7 @@ struct frexp_result_vec2_f32 {
 };
 frexp_result_vec2_f32 tint_frexp(float2 param_0) {
   float2 exp;
-  float2 fract = frexp(param_0, exp);
+  float2 fract = sign(param_0) * frexp(param_0, exp);
   frexp_result_vec2_f32 result = {fract, int2(exp)};
   return result;
 }
diff --git a/webgpu-cts/expectations.txt b/webgpu-cts/expectations.txt
index 784f7476ce..276643a85c 100644
--- a/webgpu-cts/expectations.txt
+++ b/webgpu-cts/expectations.txt
@@ -479,46 +479,6 @@ crbug.com/dawn/1677 webgpu:api,validation,resource_usages,texture,in_pass_encode
 crbug.com/dawn/1677 webgpu:api,validation,resource_usages,texture,in_pass_encoder:bindings_in_bundle:type0="render-target";type1="multisampled-texture" [ Failure ]
 crbug.com/dawn/1677 webgpu:api,validation,resource_usages,texture,in_render_common:subresources,depth_stencil_attachment_and_bind_group:* [ Failure ]
 
-################################################################################
-# frexp failures on Windows
-################################################################################
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec2_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec2_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec2_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec2_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec2_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec2_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec2_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec2_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec2_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec3_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec3_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec3_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec3_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec3_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec3_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec3_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec3_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec3_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec4_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec4_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec4_fract:inputSource="storage_r" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec4_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec4_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec4_fract:inputSource="storage_rw" [ Failure ]
-crbug.com/dawn/1876 [ dawn-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec4_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation intel-0x9bc5 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec4_fract:inputSource="uniform" [ Failure ]
-crbug.com/dawn/1876 [ dawn-no-backend-validation nvidia-0x2184 win10 ] webgpu:shader,execution,expression,call,builtin,frexp:f32_vec4_fract:inputSource="uniform" [ Failure ]
-
 ################################################################################
 # frexp failures on Linux Intel
 ################################################################################