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tint: Implement const-eval of quantizeToF16 

Bug: tint:1581
Change-Id: I5cf9806bde7875282d3b67731dbb88666523f598
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/108142
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Kokoro: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
This commit is contained in:
Ben Clayton 2022-11-02 17:29:48 +00:00 committed by Dawn LUCI CQ
parent 749abeaafb
commit c81f9dce07
26 changed files with 193 additions and 240 deletions
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4
src/tint/intrinsics.def
View File

@ -514,8 +514,8 @@ fn pack4x8snorm(vec4<f32>) -> u32
fn pack4x8unorm(vec4<f32>) -> u32
fn pow<T: f32_f16>(T, T) -> T
fn pow<N: num, T: f32_f16>(vec<N, T>, vec<N, T>) -> vec<N, T>
fn quantizeToF16(f32) -> f32
fn quantizeToF16<N: num>(vec<N, f32>) -> vec<N, f32>
@const fn quantizeToF16(f32) -> f32
@const fn quantizeToF16<N: num>(vec<N, f32>) -> vec<N, f32>
fn radians<T: f32_f16>(T) -> T
fn radians<N: num, T: f32_f16>(vec<N, T>) -> vec<N, T>
fn reflect<N: num, T: f32_f16>(vec<N, T>, vec<N, T>) -> vec<N, T>

21
src/tint/resolver/const_eval.cc
View File

@ -1869,6 +1869,27 @@ ConstEval::Result ConstEval::step(const sem::Type* ty,
return TransformElements(builder, ty, transform, args[0], args[1]);
}
ConstEval::Result ConstEval::quantizeToF16(const sem::Type* ty,
utils::VectorRef<const sem::Constant*> args,
const Source&) {
auto transform = [&](const sem::Constant* c) {
auto conv = CheckedConvert<f32>(f16(c->As<f32>()));
if (!conv) {
// https://www.w3.org/TR/WGSL/#quantizeToF16-builtin
// If e is outside the finite range of binary16, then the result is any value of type
// f32
switch (conv.Failure()) {
case ConversionFailure::kExceedsNegativeLimit:
return CreateElement(builder, c->Type(), f16(f16::kLowestValue));
case ConversionFailure::kExceedsPositiveLimit:
return CreateElement(builder, c->Type(), f16(f16::kHighestValue));
}
}
return CreateElement(builder, c->Type(), conv.Get());
};
return TransformElements(builder, ty, transform, args[0]);
}
ConstEval::Result ConstEval::Convert(const sem::Type* target_ty,
const sem::Constant* value,
const Source& source) {

9
src/tint/resolver/const_eval.h
View File

@ -530,6 +530,15 @@ class ConstEval {
utils::VectorRef<const sem::Constant*> args,
const Source& source);
/// quantizeToF16 builtin
/// @param ty the expression type
/// @param args the input arguments
/// @param source the source location of the conversion
/// @return the result value, or null if the value cannot be calculated
Result quantizeToF16(const sem::Type* ty,
utils::VectorRef<const sem::Constant*> args,
const Source& source);
private:
/// Adds the given error message to the diagnostics
void AddError(const std::string& msg, const Source& source) const;

57
src/tint/resolver/const_eval_builtin_test.cc
View File

@ -842,5 +842,62 @@ INSTANTIATE_TEST_SUITE_P( //
StepCases<f32>(),
StepCases<f16>()))));
std::vector<Case> QuantizeToF16Cases() {
return {
C({0_f}, 0_f), //
C({-0_f}, -0_f), //
C({1_f}, 1_f), //
C({-1_f}, -1_f), //
// 0.00006106496 quantized to 0.000061035156 = 0x1p-14
C({0.00006106496_f}, 0.000061035156_f), //
C({-0.00006106496_f}, -0.000061035156_f), //
// 1.0004883 quantized to 1.0 = 0x1p0
C({1.0004883_f}, 1.0_f), //
C({-1.0004883_f}, -1.0_f), //
// 8196.0 quantized to 8192.0 = 0x1p13
C({8196_f}, 8192_f), //
C({-8196_f}, -8192_f), //
// Value in subnormal f16 range
C({0x0.034p-14_f}, 0x0.034p-14_f), //
C({-0x0.034p-14_f}, -0x0.034p-14_f), //
C({0x0.068p-14_f}, 0x0.068p-14_f), //
C({-0x0.068p-14_f}, -0x0.068p-14_f), //
// 0x0.06b7p-14 quantized to 0x0.068p-14
C({0x0.06b7p-14_f}, 0x0.068p-14_f), //
C({-0x0.06b7p-14_f}, -0x0.068p-14_f), //
// Value out of f16 range
C({65504.003_f}, 65504_f), //
C({-65504.003_f}, -65504_f), //
C({0x1.234p56_f}, 65504_f), //
C({-0x4.321p65_f}, -65504_f), //
// Vector tests
C({Vec(0_f, -0_f)}, Vec(0_f, -0_f)), //
C({Vec(1_f, -1_f)}, Vec(1_f, -1_f)), //
C({Vec(0.00006106496_f, -0.00006106496_f, 1.0004883_f, -1.0004883_f)},
Vec(0.000061035156_f, -0.000061035156_f, 1.0_f, -1.0_f)),
C({Vec(8196_f, 8192_f, 0x0.034p-14_f)}, Vec(8192_f, 8192_f, 0x0.034p-14_f)),
C({Vec(0x0.034p-14_f, -0x0.034p-14_f, 0x0.068p-14_f, -0x0.068p-14_f)},
Vec(0x0.034p-14_f, -0x0.034p-14_f, 0x0.068p-14_f, -0x0.068p-14_f)),
C({Vec(65504.003_f, 0x1.234p56_f)}, Vec(65504_f, 65504_f)),
C({Vec(-0x1.234p56_f, -65504.003_f)}, Vec(-65504_f, -65504_f)),
};
}
INSTANTIATE_TEST_SUITE_P( //
QuantizeToF16,
ResolverConstEvalBuiltinTest,
testing::Combine(testing::Values(sem::BuiltinType::kQuantizeToF16),
testing::ValuesIn(QuantizeToF16Cases())));
} // namespace
} // namespace tint::resolver

4
src/tint/resolver/intrinsic_table.inl
View File

@ -12302,7 +12302,7 @@ constexpr OverloadInfo kOverloads[] = {
/* parameters */ &kParameters[880],
/* return matcher indices */ &kMatcherIndices[62],
/* flags */ OverloadFlags(OverloadFlag::kIsBuiltin, OverloadFlag::kSupportsVertexPipeline, OverloadFlag::kSupportsFragmentPipeline, OverloadFlag::kSupportsComputePipeline),
/* const eval */ nullptr,
/* const eval */ &ConstEval::quantizeToF16,
},
{
/* [331] */
@ -12314,7 +12314,7 @@ constexpr OverloadInfo kOverloads[] = {
/* parameters */ &kParameters[879],
/* return matcher indices */ &kMatcherIndices[60],
/* flags */ OverloadFlags(OverloadFlag::kIsBuiltin, OverloadFlag::kSupportsVertexPipeline, OverloadFlag::kSupportsFragmentPipeline, OverloadFlag::kSupportsComputePipeline),
/* const eval */ nullptr,
/* const eval */ &ConstEval::quantizeToF16,
},
{
/* [332] */

2
test/tint/builtins/gen/literal/quantizeToF16/12e50e.wgsl.expected.dxc.hlsl
View File

@ -1,5 +1,5 @@
void quantizeToF16_12e50e() {
float res = float(min16float(1.0f));
float res = 1.0f;
}
struct tint_symbol {

2
test/tint/builtins/gen/literal/quantizeToF16/12e50e.wgsl.expected.fxc.hlsl
View File

@ -1,5 +1,5 @@
void quantizeToF16_12e50e() {
float res = float(min16float(1.0f));
float res = 1.0f;
}
struct tint_symbol {

21
test/tint/builtins/gen/literal/quantizeToF16/12e50e.wgsl.expected.glsl
View File

@ -1,12 +1,7 @@
#version 310 es
float tint_quantizeToF16(float param_0) {
return unpackHalf2x16(packHalf2x16(vec2(param_0))).x;
}
void quantizeToF16_12e50e() {
float res = tint_quantizeToF16(1.0f);
float res = 1.0f;
}
vec4 vertex_main() {
@ -25,13 +20,8 @@ void main() {
#version 310 es
precision mediump float;
float tint_quantizeToF16(float param_0) {
return unpackHalf2x16(packHalf2x16(vec2(param_0))).x;
}
void quantizeToF16_12e50e() {
float res = tint_quantizeToF16(1.0f);
float res = 1.0f;
}
void fragment_main() {
@ -44,13 +34,8 @@ void main() {
}
#version 310 es
float tint_quantizeToF16(float param_0) {
return unpackHalf2x16(packHalf2x16(vec2(param_0))).x;
}
void quantizeToF16_12e50e() {
float res = tint_quantizeToF16(1.0f);
float res = 1.0f;
}
void compute_main() {

2
test/tint/builtins/gen/literal/quantizeToF16/12e50e.wgsl.expected.msl
View File

@ -2,7 +2,7 @@
using namespace metal;
void quantizeToF16_12e50e() {
float res = float(half(1.0f));
float res = 1.0f;
}
struct tint_symbol {

27
test/tint/builtins/gen/literal/quantizeToF16/12e50e.wgsl.expected.spvasm
View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 30
; Bound: 29
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -32,33 +32,32 @@
%9 = OpTypeFunction %void
%float_1 = OpConstant %float 1
%_ptr_Function_float = OpTypePointer Function %float
%17 = OpTypeFunction %v4float
%16 = OpTypeFunction %v4float
%quantizeToF16_12e50e = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_float Function %8
%13 = OpQuantizeToF16 %float %float_1
OpStore %res %13
OpStore %res %float_1
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %17
%19 = OpLabel
%20 = OpFunctionCall %void %quantizeToF16_12e50e
%vertex_main_inner = OpFunction %v4float None %16
%18 = OpLabel
%19 = OpFunctionCall %void %quantizeToF16_12e50e
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %9
%22 = OpLabel
%23 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %23
%21 = OpLabel
%22 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %22
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %9
%25 = OpLabel
%26 = OpFunctionCall %void %quantizeToF16_12e50e
%24 = OpLabel
%25 = OpFunctionCall %void %quantizeToF16_12e50e
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %9
%28 = OpLabel
%29 = OpFunctionCall %void %quantizeToF16_12e50e
%27 = OpLabel
%28 = OpFunctionCall %void %quantizeToF16_12e50e
OpReturn
OpFunctionEnd

2
test/tint/builtins/gen/literal/quantizeToF16/2cddf3.wgsl.expected.dxc.hlsl
View File

@ -1,5 +1,5 @@
void quantizeToF16_2cddf3() {
float2 res = float2(min16float2((1.0f).xx));
float2 res = (1.0f).xx;
}
struct tint_symbol {

2
test/tint/builtins/gen/literal/quantizeToF16/2cddf3.wgsl.expected.fxc.hlsl
View File

@ -1,5 +1,5 @@
void quantizeToF16_2cddf3() {
float2 res = float2(min16float2((1.0f).xx));
float2 res = (1.0f).xx;
}
struct tint_symbol {

21
test/tint/builtins/gen/literal/quantizeToF16/2cddf3.wgsl.expected.glsl
View File

@ -1,12 +1,7 @@
#version 310 es
vec2 tint_quantizeToF16(vec2 param_0) {
return unpackHalf2x16(packHalf2x16(param_0));
}
void quantizeToF16_2cddf3() {
vec2 res = tint_quantizeToF16(vec2(1.0f));
vec2 res = vec2(1.0f);
}
vec4 vertex_main() {
@ -25,13 +20,8 @@ void main() {
#version 310 es
precision mediump float;
vec2 tint_quantizeToF16(vec2 param_0) {
return unpackHalf2x16(packHalf2x16(param_0));
}
void quantizeToF16_2cddf3() {
vec2 res = tint_quantizeToF16(vec2(1.0f));
vec2 res = vec2(1.0f);
}
void fragment_main() {
@ -44,13 +34,8 @@ void main() {
}
#version 310 es
vec2 tint_quantizeToF16(vec2 param_0) {
return unpackHalf2x16(packHalf2x16(param_0));
}
void quantizeToF16_2cddf3() {
vec2 res = tint_quantizeToF16(vec2(1.0f));
vec2 res = vec2(1.0f);
}
void compute_main() {

2
test/tint/builtins/gen/literal/quantizeToF16/2cddf3.wgsl.expected.msl
View File

@ -2,7 +2,7 @@
using namespace metal;
void quantizeToF16_2cddf3() {
float2 res = float2(half2(float2(1.0f)));
float2 res = float2(1.0f);
}
struct tint_symbol {

63
test/tint/builtins/gen/literal/quantizeToF16/2cddf3.wgsl.expected.spvasm
View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 45
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,8 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_quantizeToF16 "tint_quantizeToF16"
OpName %v "v"
OpName %quantizeToF16_2cddf3 "quantizeToF16_2cddf3"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -30,54 +28,39 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%v2float = OpTypeVector %float 2
%9 = OpTypeFunction %v2float %v2float
%uint = OpTypeInt 32 0
%16 = OpConstantNull %uint
%uint_1 = OpConstant %uint 1
%void = OpTypeVoid
%22 = OpTypeFunction %void
%9 = OpTypeFunction %void
%v2float = OpTypeVector %float 2
%float_1 = OpConstant %float 1
%28 = OpConstantComposite %v2float %float_1 %float_1
%15 = OpConstantComposite %v2float %float_1 %float_1
%_ptr_Function_v2float = OpTypePointer Function %v2float
%31 = OpConstantNull %v2float
%32 = OpTypeFunction %v4float
%tint_quantizeToF16 = OpFunction %v2float None %9
%v = OpFunctionParameter %v2float
%13 = OpLabel
%17 = OpCompositeExtract %float %v 0
%14 = OpQuantizeToF16 %float %17
%20 = OpCompositeExtract %float %v 1
%18 = OpQuantizeToF16 %float %20
%21 = OpCompositeConstruct %v2float %14 %18
OpReturnValue %21
OpFunctionEnd
%quantizeToF16_2cddf3 = OpFunction %void None %22
%25 = OpLabel
%res = OpVariable %_ptr_Function_v2float Function %31
%26 = OpFunctionCall %v2float %tint_quantizeToF16 %28
OpStore %res %26
%18 = OpConstantNull %v2float
%19 = OpTypeFunction %v4float
%quantizeToF16_2cddf3 = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_v2float Function %18
OpStore %res %15
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %32
%34 = OpLabel
%35 = OpFunctionCall %void %quantizeToF16_2cddf3
%vertex_main_inner = OpFunction %v4float None %19
%21 = OpLabel
%22 = OpFunctionCall %void %quantizeToF16_2cddf3
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %22
%37 = OpLabel
%38 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %38
%vertex_main = OpFunction %void None %9
%24 = OpLabel
%25 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %25
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %22
%40 = OpLabel
%41 = OpFunctionCall %void %quantizeToF16_2cddf3
%fragment_main = OpFunction %void None %9
%27 = OpLabel
%28 = OpFunctionCall %void %quantizeToF16_2cddf3
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %22
%43 = OpLabel
%44 = OpFunctionCall %void %quantizeToF16_2cddf3
%compute_main = OpFunction %void None %9
%30 = OpLabel
%31 = OpFunctionCall %void %quantizeToF16_2cddf3
OpReturn
OpFunctionEnd

2
test/tint/builtins/gen/literal/quantizeToF16/cba294.wgsl.expected.dxc.hlsl
View File

@ -1,5 +1,5 @@
void quantizeToF16_cba294() {
float4 res = float4(min16float4((1.0f).xxxx));
float4 res = (1.0f).xxxx;
}
struct tint_symbol {

2
test/tint/builtins/gen/literal/quantizeToF16/cba294.wgsl.expected.fxc.hlsl
View File

@ -1,5 +1,5 @@
void quantizeToF16_cba294() {
float4 res = float4(min16float4((1.0f).xxxx));
float4 res = (1.0f).xxxx;
}
struct tint_symbol {

27
test/tint/builtins/gen/literal/quantizeToF16/cba294.wgsl.expected.glsl
View File

@ -1,14 +1,7 @@
#version 310 es
vec4 tint_quantizeToF16(vec4 param_0) {
return vec4(
unpackHalf2x16(packHalf2x16(param_0.xy)),
unpackHalf2x16(packHalf2x16(param_0.zw)));
}
void quantizeToF16_cba294() {
vec4 res = tint_quantizeToF16(vec4(1.0f));
vec4 res = vec4(1.0f);
}
vec4 vertex_main() {
@ -27,15 +20,8 @@ void main() {
#version 310 es
precision mediump float;
vec4 tint_quantizeToF16(vec4 param_0) {
return vec4(
unpackHalf2x16(packHalf2x16(param_0.xy)),
unpackHalf2x16(packHalf2x16(param_0.zw)));
}
void quantizeToF16_cba294() {
vec4 res = tint_quantizeToF16(vec4(1.0f));
vec4 res = vec4(1.0f);
}
void fragment_main() {
@ -48,15 +34,8 @@ void main() {
}
#version 310 es
vec4 tint_quantizeToF16(vec4 param_0) {
return vec4(
unpackHalf2x16(packHalf2x16(param_0.xy)),
unpackHalf2x16(packHalf2x16(param_0.zw)));
}
void quantizeToF16_cba294() {
vec4 res = tint_quantizeToF16(vec4(1.0f));
vec4 res = vec4(1.0f);
}
void compute_main() {

2
test/tint/builtins/gen/literal/quantizeToF16/cba294.wgsl.expected.msl
View File

@ -2,7 +2,7 @@
using namespace metal;
void quantizeToF16_cba294() {
float4 res = float4(half4(float4(1.0f)));
float4 res = float4(1.0f);
}
struct tint_symbol {

61
test/tint/builtins/gen/literal/quantizeToF16/cba294.wgsl.expected.spvasm
View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 49
; Bound: 30
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,8 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_quantizeToF16 "tint_quantizeToF16"
OpName %v "v"
OpName %quantizeToF16_cba294 "quantizeToF16_cba294"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -30,58 +28,37 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%9 = OpTypeFunction %v4float %v4float
%uint = OpTypeInt 32 0
%15 = OpConstantNull %uint
%uint_1 = OpConstant %uint 1
%uint_2 = OpConstant %uint 2
%uint_3 = OpConstant %uint 3
%void = OpTypeVoid
%27 = OpTypeFunction %void
%9 = OpTypeFunction %void
%float_1 = OpConstant %float 1
%33 = OpConstantComposite %v4float %float_1 %float_1 %float_1 %float_1
%14 = OpConstantComposite %v4float %float_1 %float_1 %float_1 %float_1
%_ptr_Function_v4float = OpTypePointer Function %v4float
%36 = OpTypeFunction %v4float
%tint_quantizeToF16 = OpFunction %v4float None %9
%v = OpFunctionParameter %v4float
%17 = OpTypeFunction %v4float
%quantizeToF16_cba294 = OpFunction %void None %9
%12 = OpLabel
%16 = OpCompositeExtract %float %v 0
%13 = OpQuantizeToF16 %float %16
%19 = OpCompositeExtract %float %v 1
%17 = OpQuantizeToF16 %float %19
%22 = OpCompositeExtract %float %v 2
%20 = OpQuantizeToF16 %float %22
%25 = OpCompositeExtract %float %v 3
%23 = OpQuantizeToF16 %float %25
%26 = OpCompositeConstruct %v4float %13 %17 %20 %23
OpReturnValue %26
OpFunctionEnd
%quantizeToF16_cba294 = OpFunction %void None %27
%30 = OpLabel
%res = OpVariable %_ptr_Function_v4float Function %5
%31 = OpFunctionCall %v4float %tint_quantizeToF16 %33
OpStore %res %31
OpStore %res %14
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %36
%38 = OpLabel
%39 = OpFunctionCall %void %quantizeToF16_cba294
%vertex_main_inner = OpFunction %v4float None %17
%19 = OpLabel
%20 = OpFunctionCall %void %quantizeToF16_cba294
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %27
%41 = OpLabel
%42 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %42
%vertex_main = OpFunction %void None %9
%22 = OpLabel
%23 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %23
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %27
%44 = OpLabel
%45 = OpFunctionCall %void %quantizeToF16_cba294
%fragment_main = OpFunction %void None %9
%25 = OpLabel
%26 = OpFunctionCall %void %quantizeToF16_cba294
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %27
%47 = OpLabel
%48 = OpFunctionCall %void %quantizeToF16_cba294
%compute_main = OpFunction %void None %9
%28 = OpLabel
%29 = OpFunctionCall %void %quantizeToF16_cba294
OpReturn
OpFunctionEnd

2
test/tint/builtins/gen/literal/quantizeToF16/e8fd14.wgsl.expected.dxc.hlsl
View File

@ -1,5 +1,5 @@
void quantizeToF16_e8fd14() {
float3 res = float3(min16float3((1.0f).xxx));
float3 res = (1.0f).xxx;
}
struct tint_symbol {

2
test/tint/builtins/gen/literal/quantizeToF16/e8fd14.wgsl.expected.fxc.hlsl
View File

@ -1,5 +1,5 @@
void quantizeToF16_e8fd14() {
float3 res = float3(min16float3((1.0f).xxx));
float3 res = (1.0f).xxx;
}
struct tint_symbol {

27
test/tint/builtins/gen/literal/quantizeToF16/e8fd14.wgsl.expected.glsl
View File

@ -1,14 +1,7 @@
#version 310 es
vec3 tint_quantizeToF16(vec3 param_0) {
return vec3(
unpackHalf2x16(packHalf2x16(param_0.xy)),
unpackHalf2x16(packHalf2x16(param_0.zz)).x);
}
void quantizeToF16_e8fd14() {
vec3 res = tint_quantizeToF16(vec3(1.0f));
vec3 res = vec3(1.0f);
}
vec4 vertex_main() {
@ -27,15 +20,8 @@ void main() {
#version 310 es
precision mediump float;
vec3 tint_quantizeToF16(vec3 param_0) {
return vec3(
unpackHalf2x16(packHalf2x16(param_0.xy)),
unpackHalf2x16(packHalf2x16(param_0.zz)).x);
}
void quantizeToF16_e8fd14() {
vec3 res = tint_quantizeToF16(vec3(1.0f));
vec3 res = vec3(1.0f);
}
void fragment_main() {
@ -48,15 +34,8 @@ void main() {
}
#version 310 es
vec3 tint_quantizeToF16(vec3 param_0) {
return vec3(
unpackHalf2x16(packHalf2x16(param_0.xy)),
unpackHalf2x16(packHalf2x16(param_0.zz)).x);
}
void quantizeToF16_e8fd14() {
vec3 res = tint_quantizeToF16(vec3(1.0f));
vec3 res = vec3(1.0f);
}
void compute_main() {

2
test/tint/builtins/gen/literal/quantizeToF16/e8fd14.wgsl.expected.msl
View File

@ -2,7 +2,7 @@
using namespace metal;
void quantizeToF16_e8fd14() {
float3 res = float3(half3(float3(1.0f)));
float3 res = float3(1.0f);
}
struct tint_symbol {

66
test/tint/builtins/gen/literal/quantizeToF16/e8fd14.wgsl.expected.spvasm
View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 48
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,8 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_quantizeToF16 "tint_quantizeToF16"
OpName %v "v"
OpName %quantizeToF16_e8fd14 "quantizeToF16_e8fd14"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -30,57 +28,39 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%v3float = OpTypeVector %float 3
%9 = OpTypeFunction %v3float %v3float
%uint = OpTypeInt 32 0
%16 = OpConstantNull %uint
%uint_1 = OpConstant %uint 1
%uint_2 = OpConstant %uint 2
%void = OpTypeVoid
%25 = OpTypeFunction %void
%9 = OpTypeFunction %void
%v3float = OpTypeVector %float 3
%float_1 = OpConstant %float 1
%31 = OpConstantComposite %v3float %float_1 %float_1 %float_1
%15 = OpConstantComposite %v3float %float_1 %float_1 %float_1
%_ptr_Function_v3float = OpTypePointer Function %v3float
%34 = OpConstantNull %v3float
%35 = OpTypeFunction %v4float
%tint_quantizeToF16 = OpFunction %v3float None %9
%v = OpFunctionParameter %v3float
%13 = OpLabel
%17 = OpCompositeExtract %float %v 0
%14 = OpQuantizeToF16 %float %17
%20 = OpCompositeExtract %float %v 1
%18 = OpQuantizeToF16 %float %20
%23 = OpCompositeExtract %float %v 2
%21 = OpQuantizeToF16 %float %23
%24 = OpCompositeConstruct %v3float %14 %18 %21
OpReturnValue %24
OpFunctionEnd
%quantizeToF16_e8fd14 = OpFunction %void None %25
%28 = OpLabel
%res = OpVariable %_ptr_Function_v3float Function %34
%29 = OpFunctionCall %v3float %tint_quantizeToF16 %31
OpStore %res %29
%18 = OpConstantNull %v3float
%19 = OpTypeFunction %v4float
%quantizeToF16_e8fd14 = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_v3float Function %18
OpStore %res %15
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %35
%37 = OpLabel
%38 = OpFunctionCall %void %quantizeToF16_e8fd14
%vertex_main_inner = OpFunction %v4float None %19
%21 = OpLabel
%22 = OpFunctionCall %void %quantizeToF16_e8fd14
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %25
%40 = OpLabel
%41 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %41
%vertex_main = OpFunction %void None %9
%24 = OpLabel
%25 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %25
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %25
%43 = OpLabel
%44 = OpFunctionCall %void %quantizeToF16_e8fd14
%fragment_main = OpFunction %void None %9
%27 = OpLabel
%28 = OpFunctionCall %void %quantizeToF16_e8fd14
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %25
%46 = OpLabel
%47 = OpFunctionCall %void %quantizeToF16_e8fd14
%compute_main = OpFunction %void None %9
%30 = OpLabel
%31 = OpFunctionCall %void %quantizeToF16_e8fd14
OpReturn
OpFunctionEnd

1
webgpu-cts/expectations.txt
View File

@ -351,7 +351,6 @@ crbug.com/dawn/0000 [ win10 ] webgpu:shader,execution,expression,call,builtin,in
crbug.com/dawn/0000 [ win10 ] webgpu:shader,execution,expression,call,builtin,insertBits:integer:inputSource="uniform";signed=true;width=2 [ Failure ]
crbug.com/dawn/0000 [ win10 ] webgpu:shader,execution,expression,call,builtin,insertBits:integer:inputSource="uniform";signed=true;width=3 [ Failure ]
crbug.com/dawn/0000 [ win10 ] webgpu:shader,execution,expression,call,builtin,insertBits:integer:inputSource="uniform";signed=true;width=4 [ Failure ]
crbug.com/dawn/0000 webgpu:shader,execution,expression,call,builtin,quantizeToF16:* [ Failure ]
crbug.com/dawn/0000 [ win10 ] webgpu:shader,execution,expression,call,builtin,sign:f32:inputSource="storage_r";vectorize="_undef_" [ Failure ]
crbug.com/dawn/0000 [ win10 ] webgpu:shader,execution,expression,call,builtin,sign:f32:inputSource="storage_r";vectorize=2 [ Failure ]
crbug.com/dawn/0000 [ win10 ] webgpu:shader,execution,expression,call,builtin,sign:f32:inputSource="storage_r";vectorize=3 [ Failure ]