intrinsics.def: Support [[stage()]] decorations on overloads

Specifies that the overload can only be used in the specific stages.
Actually validating this with the IntrinsicTable is TODO.

Bug: tint:657
Bug: tint:832
Change-Id: I11ffefee22e5f26103f008b23d16066a2a3ba90d
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/53050
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@chromium.org>
Reviewed-by: David Neto <dneto@google.com>
This commit is contained in:
Ben Clayton 2021-06-03 09:53:34 +00:00 committed by Tint LUCI CQ
parent bb0496e52a
commit 194c58f89c
6 changed files with 120 additions and 59 deletions

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@ -281,18 +281,18 @@ fn determinant<N: num>(mat<N, N, f32>) -> f32
fn distance(f32, f32) -> f32
fn distance<N: num>(vec<N, f32>, vec<N, f32>) -> f32
fn dot<N: num>(vec<N, f32>, vec<N, f32>) -> f32
fn dpdx(f32) -> f32
fn dpdx<N: num>(vec<N, f32>) -> vec<N, f32>
fn dpdxCoarse(f32) -> f32
fn dpdxCoarse<N: num>(vec<N, f32>) -> vec<N, f32>
fn dpdxFine(f32) -> f32
fn dpdxFine<N: num>(vec<N, f32>) -> vec<N, f32>
fn dpdy(f32) -> f32
fn dpdy<N: num>(vec<N, f32>) -> vec<N, f32>
fn dpdyCoarse(f32) -> f32
fn dpdyCoarse<N: num>(vec<N, f32>) -> vec<N, f32>
fn dpdyFine(f32) -> f32
fn dpdyFine<N: num>(vec<N, f32>) -> vec<N, f32>
[[stage("fragment")]] fn dpdx(f32) -> f32
[[stage("fragment")]] fn dpdx<N: num>(vec<N, f32>) -> vec<N, f32>
[[stage("fragment")]] fn dpdxCoarse(f32) -> f32
[[stage("fragment")]] fn dpdxCoarse<N: num>(vec<N, f32>) -> vec<N, f32>
[[stage("fragment")]] fn dpdxFine(f32) -> f32
[[stage("fragment")]] fn dpdxFine<N: num>(vec<N, f32>) -> vec<N, f32>
[[stage("fragment")]] fn dpdy(f32) -> f32
[[stage("fragment")]] fn dpdy<N: num>(vec<N, f32>) -> vec<N, f32>
[[stage("fragment")]] fn dpdyCoarse(f32) -> f32
[[stage("fragment")]] fn dpdyCoarse<N: num>(vec<N, f32>) -> vec<N, f32>
[[stage("fragment")]] fn dpdyFine(f32) -> f32
[[stage("fragment")]] fn dpdyFine<N: num>(vec<N, f32>) -> vec<N, f32>
fn exp(f32) -> f32
fn exp<N: num>(vec<N, f32>) -> vec<N, f32>
fn exp2(f32) -> f32
@ -367,7 +367,7 @@ fn sqrt(f32) -> f32
fn sqrt<N: num>(vec<N, f32>) -> vec<N, f32>
fn step(f32, f32) -> f32
fn step<N: num>(vec<N, f32>, vec<N, f32>) -> vec<N, f32>
fn storageBarrier()
[[stage("compute")]] fn storageBarrier()
fn tan(f32) -> f32
fn tan<N: num>(vec<N, f32>) -> vec<N, f32>
fn tanh(f32) -> f32
@ -379,7 +379,7 @@ fn unpack2x16snorm(u32) -> vec2<f32>
fn unpack2x16unorm(u32) -> vec2<f32>
fn unpack4x8snorm(u32) -> vec4<f32>
fn unpack4x8unorm(u32) -> vec4<f32>
fn workgroupBarrier()
[[stage("compute")]] fn workgroupBarrier()
fn textureDimensions<T: fiu32>(texture: texture_1d<T>) -> i32
fn textureDimensions<T: fiu32>(texture: texture_2d<T>) -> vec2<i32>
fn textureDimensions<T: fiu32>(texture: texture_2d<T>, level: i32) -> vec2<i32>
@ -420,36 +420,36 @@ fn textureNumLevels(texture: texture_depth_2d_array) -> i32
fn textureNumLevels(texture: texture_depth_cube) -> i32
fn textureNumLevels(texture: texture_depth_cube_array) -> i32
fn textureNumSamples<T: fiu32>(texture: texture_multisampled_2d<T>) -> i32
fn textureSample(texture: texture_1d<f32>, sampler: sampler, coords: f32) -> vec4<f32>
fn textureSample(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>) -> vec4<f32>
fn textureSample(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>, offset: vec2<i32>) -> vec4<f32>
fn textureSample(texture: texture_2d_array<f32>, sampler: sampler, coords: vec2<f32>, array_index: i32) -> vec4<f32>
fn textureSample(texture: texture_2d_array<f32>, sampler: sampler, coords: vec2<f32>, array_index: i32, offset: vec2<i32>) -> vec4<f32>
fn textureSample(texture: texture_3d<f32>, sampler: sampler, coords: vec3<f32>) -> vec4<f32>
fn textureSample(texture: texture_3d<f32>, sampler: sampler, coords: vec3<f32>, offset: vec3<i32>) -> vec4<f32>
fn textureSample(texture: texture_cube<f32>, sampler: sampler, coords: vec3<f32>) -> vec4<f32>
fn textureSample(texture: texture_cube_array<f32>, sampler: sampler, coords: vec3<f32>, array_index: i32) -> vec4<f32>
fn textureSample(texture: texture_depth_2d, sampler: sampler, coords: vec2<f32>) -> f32
fn textureSample(texture: texture_depth_2d, sampler: sampler, coords: vec2<f32>, offset: vec2<i32>) -> f32
fn textureSample(texture: texture_depth_2d_array, sampler: sampler, coords: vec2<f32>, array_index: i32) -> f32
fn textureSample(texture: texture_depth_2d_array, sampler: sampler, coords: vec2<f32>, array_index: i32, offset: vec2<i32>) -> f32
fn textureSample(texture: texture_depth_cube, sampler: sampler, coords: vec3<f32>) -> f32
fn textureSample(texture: texture_depth_cube_array, sampler: sampler, coords: vec3<f32>, array_index: i32) -> f32
fn textureSample(texture: texture_external, sampler: sampler, coords: vec2<f32>) -> vec4<f32>
fn textureSampleBias(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>, bias: f32) -> vec4<f32>
fn textureSampleBias(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>, bias: f32, offset: vec2<i32>) -> vec4<f32>
fn textureSampleBias(texture: texture_2d_array<f32>, sampler: sampler, coords: vec2<f32>, array_index: i32, bias: f32) -> vec4<f32>
fn textureSampleBias(texture: texture_2d_array<f32>, sampler: sampler, coords: vec2<f32>, array_index: i32, bias: f32, offset: vec2<i32>) -> vec4<f32>
fn textureSampleBias(texture: texture_3d<f32>, sampler: sampler, coords: vec3<f32>, bias: f32) -> vec4<f32>
fn textureSampleBias(texture: texture_3d<f32>, sampler: sampler, coords: vec3<f32>, bias: f32, offset: vec3<i32>) -> vec4<f32>
fn textureSampleBias(texture: texture_cube<f32>, sampler: sampler, coords: vec3<f32>, bias: f32) -> vec4<f32>
fn textureSampleBias(texture: texture_cube_array<f32>, sampler: sampler, coords: vec3<f32>, array_index: i32, bias: f32) -> vec4<f32>
fn textureSampleCompare(texture: texture_depth_2d, sampler: sampler_comparison, coords: vec2<f32>, depth_ref: f32) -> f32
fn textureSampleCompare(texture: texture_depth_2d, sampler: sampler_comparison, coords: vec2<f32>, depth_ref: f32, offset: vec2<i32>) -> f32
fn textureSampleCompare(texture: texture_depth_2d_array, sampler: sampler_comparison, coords: vec2<f32>, array_index: i32, depth_ref: f32) -> f32
fn textureSampleCompare(texture: texture_depth_2d_array, sampler: sampler_comparison, coords: vec2<f32>, array_index: i32, depth_ref: f32, offset: vec2<i32>) -> f32
fn textureSampleCompare(texture: texture_depth_cube, sampler: sampler_comparison, coords: vec3<f32>, depth_ref: f32) -> f32
fn textureSampleCompare(texture: texture_depth_cube_array, sampler: sampler_comparison, coords: vec3<f32>, array_index: i32, depth_ref: f32) -> f32
[[stage("fragment")]] fn textureSample(texture: texture_1d<f32>, sampler: sampler, coords: f32) -> vec4<f32>
[[stage("fragment")]] fn textureSample(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>) -> vec4<f32>
[[stage("fragment")]] fn textureSample(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>, offset: vec2<i32>) -> vec4<f32>
[[stage("fragment")]] fn textureSample(texture: texture_2d_array<f32>, sampler: sampler, coords: vec2<f32>, array_index: i32) -> vec4<f32>
[[stage("fragment")]] fn textureSample(texture: texture_2d_array<f32>, sampler: sampler, coords: vec2<f32>, array_index: i32, offset: vec2<i32>) -> vec4<f32>
[[stage("fragment")]] fn textureSample(texture: texture_3d<f32>, sampler: sampler, coords: vec3<f32>) -> vec4<f32>
[[stage("fragment")]] fn textureSample(texture: texture_3d<f32>, sampler: sampler, coords: vec3<f32>, offset: vec3<i32>) -> vec4<f32>
[[stage("fragment")]] fn textureSample(texture: texture_cube<f32>, sampler: sampler, coords: vec3<f32>) -> vec4<f32>
[[stage("fragment")]] fn textureSample(texture: texture_cube_array<f32>, sampler: sampler, coords: vec3<f32>, array_index: i32) -> vec4<f32>
[[stage("fragment")]] fn textureSample(texture: texture_depth_2d, sampler: sampler, coords: vec2<f32>) -> f32
[[stage("fragment")]] fn textureSample(texture: texture_depth_2d, sampler: sampler, coords: vec2<f32>, offset: vec2<i32>) -> f32
[[stage("fragment")]] fn textureSample(texture: texture_depth_2d_array, sampler: sampler, coords: vec2<f32>, array_index: i32) -> f32
[[stage("fragment")]] fn textureSample(texture: texture_depth_2d_array, sampler: sampler, coords: vec2<f32>, array_index: i32, offset: vec2<i32>) -> f32
[[stage("fragment")]] fn textureSample(texture: texture_depth_cube, sampler: sampler, coords: vec3<f32>) -> f32
[[stage("fragment")]] fn textureSample(texture: texture_depth_cube_array, sampler: sampler, coords: vec3<f32>, array_index: i32) -> f32
[[stage("fragment")]] fn textureSample(texture: texture_external, sampler: sampler, coords: vec2<f32>) -> vec4<f32>
[[stage("fragment")]] fn textureSampleBias(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>, bias: f32) -> vec4<f32>
[[stage("fragment")]] fn textureSampleBias(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>, bias: f32, offset: vec2<i32>) -> vec4<f32>
[[stage("fragment")]] fn textureSampleBias(texture: texture_2d_array<f32>, sampler: sampler, coords: vec2<f32>, array_index: i32, bias: f32) -> vec4<f32>
[[stage("fragment")]] fn textureSampleBias(texture: texture_2d_array<f32>, sampler: sampler, coords: vec2<f32>, array_index: i32, bias: f32, offset: vec2<i32>) -> vec4<f32>
[[stage("fragment")]] fn textureSampleBias(texture: texture_3d<f32>, sampler: sampler, coords: vec3<f32>, bias: f32) -> vec4<f32>
[[stage("fragment")]] fn textureSampleBias(texture: texture_3d<f32>, sampler: sampler, coords: vec3<f32>, bias: f32, offset: vec3<i32>) -> vec4<f32>
[[stage("fragment")]] fn textureSampleBias(texture: texture_cube<f32>, sampler: sampler, coords: vec3<f32>, bias: f32) -> vec4<f32>
[[stage("fragment")]] fn textureSampleBias(texture: texture_cube_array<f32>, sampler: sampler, coords: vec3<f32>, array_index: i32, bias: f32) -> vec4<f32>
[[stage("fragment")]] fn textureSampleCompare(texture: texture_depth_2d, sampler: sampler_comparison, coords: vec2<f32>, depth_ref: f32) -> f32
[[stage("fragment")]] fn textureSampleCompare(texture: texture_depth_2d, sampler: sampler_comparison, coords: vec2<f32>, depth_ref: f32, offset: vec2<i32>) -> f32
[[stage("fragment")]] fn textureSampleCompare(texture: texture_depth_2d_array, sampler: sampler_comparison, coords: vec2<f32>, array_index: i32, depth_ref: f32) -> f32
[[stage("fragment")]] fn textureSampleCompare(texture: texture_depth_2d_array, sampler: sampler_comparison, coords: vec2<f32>, array_index: i32, depth_ref: f32, offset: vec2<i32>) -> f32
[[stage("fragment")]] fn textureSampleCompare(texture: texture_depth_cube, sampler: sampler_comparison, coords: vec3<f32>, depth_ref: f32) -> f32
[[stage("fragment")]] fn textureSampleCompare(texture: texture_depth_cube_array, sampler: sampler_comparison, coords: vec3<f32>, array_index: i32, depth_ref: f32) -> f32
fn textureSampleGrad(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>, ddx: vec2<f32>, ddy: vec2<f32>) -> vec4<f32>
fn textureSampleGrad(texture: texture_2d<f32>, sampler: sampler, coords: vec2<f32>, ddx: vec2<f32>, ddy: vec2<f32>, offset: vec2<i32>) -> vec4<f32>
fn textureSampleGrad(texture: texture_2d_array<f32>, sampler: sampler, coords: vec2<f32>, array_index: i32, ddx: vec2<f32>, ddy: vec2<f32>) -> vec4<f32>

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@ -102,6 +102,7 @@ func (m MatcherDecl) Format(w fmt.State, verb rune) {
type FunctionDecl struct {
Source tok.Source
Name string
Decorations Decorations
TemplateParams TemplateParams
Parameters Parameters
ReturnType *TemplatedName

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@ -43,20 +43,31 @@ type parser struct {
func (p *parser) parse() (*ast.AST, error) {
out := ast.AST{}
var decorations ast.Decorations
for p.err == nil {
t := p.peek(0)
if t == nil {
break
}
switch t.Kind {
case tok.Ldeco:
decorations = append(decorations, p.decorations()...)
case tok.Enum:
if len(decorations) > 0 {
p.err = fmt.Errorf("%v unexpected decoration", decorations[0].Source)
}
out.Enums = append(out.Enums, p.enumDecl())
case tok.Match:
if len(decorations) > 0 {
p.err = fmt.Errorf("%v unexpected decoration", decorations[0].Source)
}
out.Matchers = append(out.Matchers, p.matcherDecl())
case tok.Type, tok.Ldeco:
out.Types = append(out.Types, p.typeDecl())
case tok.Type:
out.Types = append(out.Types, p.typeDecl(decorations))
decorations = nil
case tok.Function:
out.Functions = append(out.Functions, p.functionDecl())
out.Functions = append(out.Functions, p.functionDecl(decorations))
decorations = nil
default:
p.err = fmt.Errorf("%v unexpected token '%v'", t.Source, t.Kind)
}
@ -98,8 +109,7 @@ func (p *parser) matcherDecl() ast.MatcherDecl {
return m
}
func (p *parser) typeDecl() ast.TypeDecl {
decos := p.decorations()
func (p *parser) typeDecl(decos ast.Decorations) ast.TypeDecl {
p.expect(tok.Type, "type declaration")
name := p.expect(tok.Identifier, "type name")
m := ast.TypeDecl{
@ -143,10 +153,14 @@ func (p *parser) decorations() ast.Decorations {
return out
}
func (p *parser) functionDecl() ast.FunctionDecl {
func (p *parser) functionDecl(decos ast.Decorations) ast.FunctionDecl {
p.expect(tok.Function, "function declaration")
name := p.expect(tok.Identifier, "function name")
f := ast.FunctionDecl{Source: name.Source, Name: string(name.Runes)}
f := ast.FunctionDecl{
Source: name.Source,
Decorations: decos,
Name: string(name.Runes),
}
if p.peekIs(0, tok.Lt) {
f.TemplateParams = p.templateParams()
}

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@ -95,6 +95,14 @@ func TestParser(t *testing.T) {
Name: "F",
}},
}},
{"[[deco]] fn F()", ast.AST{
Functions: []ast.FunctionDecl{{
Name: "F",
Decorations: ast.Decorations{
{Name: "deco"},
},
}},
}},
{"fn F(a)", ast.AST{
Functions: []ast.FunctionDecl{{
Name: "F",

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@ -243,13 +243,43 @@ func (r *resolver) function(a ast.FunctionDecl) error {
return err
}
// Construct the semantic overload and append it to the function
// Construct the semantic overload
overload := &sem.Overload{
Decl: a,
Function: f,
Parameters: make([]sem.Parameter, len(a.Parameters)),
TemplateParams: templateParams,
}
// Process overload decorations
if stageDeco := a.Decorations.Take("stage"); stageDeco != nil {
for stageDeco != nil {
for _, stage := range stageDeco.Values {
switch stage {
case "vertex":
overload.CanBeUsedInStage.Vertex = true
case "fragment":
overload.CanBeUsedInStage.Fragment = true
case "compute":
overload.CanBeUsedInStage.Compute = true
default:
return fmt.Errorf("%v unknown stage '%v'", stageDeco.Source, stage)
}
}
stageDeco = a.Decorations.Take("stage")
}
} else {
overload.CanBeUsedInStage = sem.StageUses{
Vertex: true,
Fragment: true,
Compute: true,
}
}
if len(a.Decorations) != 0 {
return fmt.Errorf("%v unknown decoration", a.Decorations[0].Source)
}
// Append the overload to the function
f.Overloads = append(f.Overloads, overload)
// Sort the template parameters by resolved type. Append these to

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@ -136,6 +136,14 @@ type Overload struct {
OpenNumbers []TemplateParam
ReturnType *FullyQualifiedName
Parameters []Parameter
CanBeUsedInStage StageUses
}
// StageUses describes the stages an overload can be used in
type StageUses struct {
Vertex bool
Fragment bool
Compute bool
}
// Format implements the fmt.Formatter interface