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Add DemoteToHelperInvocation support

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This commit is contained in:
ReinUsesLisp 2021-03-19 18:46:11 -03:00
parent 4b1ff612c4
commit 0ef6e807ab
3 changed files with 14 additions and 8 deletions
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7
include/sirit/sirit.h
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@ -287,13 +287,16 @@ public:
std::span<const Id> labels);
/// Returns with no value from a function with void return type.
Id OpReturn();
void OpReturn();
/// Return a value from a function.
Id OpReturnValue(Id value);
/// Fragment-shader discard.
Id OpKill();
void OpKill();
/// Demote fragment shader invocation to a helper invocation
void OpDemoteToHelperInvocationEXT();
// Debug

13
src/instructions/flow.cpp
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@ -62,9 +62,9 @@ Id Module::OpSwitch(Id selector, Id default_label, std::span<const Literal> lite
return *code << EndOp{};
}
Id Module::OpReturn() {
void Module::OpReturn() {
code->Reserve(1);
return *code << spv::Op::OpReturn << EndOp{};
*code << spv::Op::OpReturn << EndOp{};
}
Id Module::OpReturnValue(Id value) {
@ -72,9 +72,14 @@ Id Module::OpReturnValue(Id value) {
return *code << spv::Op::OpReturnValue << value << EndOp{};
}
Id Module::OpKill() {
void Module::OpKill() {
code->Reserve(1);
return *code << spv::Op::OpKill << EndOp{};
*code << spv::Op::OpKill << EndOp{};
}
void Module::OpDemoteToHelperInvocationEXT() {
code->Reserve(1);
*code << spv::Op::OpDemoteToHelperInvocationEXT << EndOp{};
}
} // namespace Sirit

2
src/instructions/image.cpp
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@ -10,8 +10,6 @@
#include "stream.h"
#pragma optimize("", off)
namespace Sirit {
#define DEFINE_IMAGE_OP(opcode) \