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Updates for final Vulkan ray tracing extensions (#2466)

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* Fix traceRay/executeCallable to have id instead of constant.

Update to final (non-provisional) SPIR-V capabilities
(includes review feedback)
- Change visibilty of findLinkerObjects.

See merge request GLSL/glslang!78

* Add support for OpConvertUToAccelerationStructureKHR.

GLSL : https://gitlab.khronos.org/GLSL/GLSL/-/merge_requests/60

SPV : https://gitlab.khronos.org/spirv/spirv-extensions/-/merge_requests/182

See merge request GLSL/glslang!77

* Add volatile qualifier to certain builtins for ray tracing.

See merge request GLSL/glslang!81

* make gl_RayTmaxEXT volatile in intersection shader

Vulkan Issue #2268

* Add testing for layouts on SBT

vulkan/vulkan#2230

- no layout specified should be same as std430
- explicitly test std140, std430, scalar layouts

See merge request GLSL/glslang!86

* Support for new opcodes OpIgnoreIntersectionKHR and OpTerminateRayKHR

vulkan/vulkan#2374

Add support for ignoreIntersectionEXT and terminateRayEXT as block
terminator statements.

See merge request GLSL/glslang!87

* Fix code-generation issues with global ray query variables

See merge request GLSL/glslang!88

* update dependencies for spirv-headers and tools

And update mesh shader results

* Fix indeterminate argument ordering

Authored-by: David Neto <dneto@google.com>

Co-authored-by: Ashwin Lele (NVIDIA Corporation) <alele@nvidia.com>
Co-authored-by: Neslisah <Neslisah.Torosdagli@amd.com>
This commit is contained in:
Daniel Koch 2020-11-23 15:41:27 -05:00 • committed by GitHub
parent 7f6559d280
commit ffccefddfd
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GPG key ID: 4AEE18F83AFDEB23
76 changed files with 4951 additions and 3663 deletions
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34
glslang/MachineIndependent/linkValidate.cpp
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@ -1057,8 +1057,8 @@ bool TIntermediate::userOutputUsed() const
return found;
}
// Accumulate locations used for inputs, outputs, and uniforms, and check for collisions
// as the accumulation is done.
// Accumulate locations used for inputs, outputs, and uniforms, payload and callable data
// and check for collisions as the accumulation is done.
//
// Returns < 0 if no collision, >= 0 if collision and the value returned is a colliding value.
//
@ -1070,6 +1070,7 @@ int TIntermediate::addUsedLocation(const TQualifier& qualifier, const TType& typ
typeCollision = false;
int set;
int setRT;
if (qualifier.isPipeInput())
set = 0;
else if (qualifier.isPipeOutput())
@ -1078,11 +1079,17 @@ int TIntermediate::addUsedLocation(const TQualifier& qualifier, const TType& typ
set = 2;
else if (qualifier.storage == EvqBuffer)
set = 3;
else if (qualifier.isAnyPayload())
setRT = 0;
else if (qualifier.isAnyCallable())
setRT = 1;
else
return -1;
int size;
if (qualifier.isUniformOrBuffer() || qualifier.isTaskMemory()) {
if (qualifier.isAnyPayload() || qualifier.isAnyCallable()) {
size = 1;
} else if (qualifier.isUniformOrBuffer() || qualifier.isTaskMemory()) {
if (type.isSizedArray())
size = type.getCumulativeArraySize();
else
@ -1110,10 +1117,17 @@ int TIntermediate::addUsedLocation(const TQualifier& qualifier, const TType& typ
// (A vertex shader input will show using only one location, even for a dvec3/4.)
//
// So, for the case of dvec3, we need two independent ioRanges.
//
// For raytracing IO (payloads and callabledata) each declaration occupies a single
// slot irrespective of type.
int collision = -1; // no collision
#ifndef GLSLANG_WEB
if (size == 2 && type.getBasicType() == EbtDouble && type.getVectorSize() == 3 &&
if (qualifier.isAnyPayload() || qualifier.isAnyCallable()) {
TRange range(qualifier.layoutLocation, qualifier.layoutLocation);
collision = checkLocationRT(setRT, qualifier.layoutLocation);
if (collision < 0)
usedIoRT[setRT].push_back(range);
} else if (size == 2 && type.getBasicType() == EbtDouble && type.getVectorSize() == 3 &&
(qualifier.isPipeInput() || qualifier.isPipeOutput())) {
// Dealing with dvec3 in/out split across two locations.
// Need two io-ranges.
@ -1189,6 +1203,16 @@ int TIntermediate::checkLocationRange(int set, const TIoRange& range, const TTyp
return -1; // no collision
}
int TIntermediate::checkLocationRT(int set, int location) {
TRange range(location, location);
for (size_t r = 0; r < usedIoRT[set].size(); ++r) {
if (range.overlap(usedIoRT[set][r])) {
return range.start;
}
}
return -1; // no collision
}
// Accumulate bindings and offsets, and check for collisions
// as the accumulation is done.
//