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Add ellipsis overloads for instructions ending in vectors

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This commit is contained in:
ReinUsesLisp 2019-03-11 04:17:29 -03:00
parent ee4ce61e62
commit 4b1c1d1e38
3 changed files with 122 additions and 33 deletions
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47
tests/main.cpp
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@ -4,9 +4,9 @@
* Lesser General Public License version 3 or any later version.
*/
#include <sirit/sirit.h>
#include <cstdio>
#include <cstdlib>
#include <sirit/sirit.h>
using u32 = uint32_t;
@ -18,7 +18,7 @@ public:
void Generate() {
AddCapability(spv::Capability::Shader);
SetMemoryModel(spv::AddressingModel::Logical, spv::MemoryModel::GLSL450);
const auto t_void = Name(OpTypeVoid(), "void");
const auto t_uint = Name(OpTypeInt(32, false), "uint");
const auto t_float = Name(OpTypeFloat(32), "float");
@ -26,45 +26,52 @@ public:
const auto float4 = Name(OpTypeVector(t_float, 4), "float4");
const auto in_float = Name(OpTypePointer(spv::StorageClass::Input, t_float), "in_float");
const auto in_float4 = Name(OpTypePointer(spv::StorageClass::Input, float4), "in_float4");
const auto out_float4 = Name(OpTypePointer(spv::StorageClass::Output, float4), "out_float4");
const auto out_float4 =
Name(OpTypePointer(spv::StorageClass::Output, float4), "out_float4");
const auto gl_per_vertex = Name(OpTypeStruct(float4), "gl_PerVertex");
const auto gl_per_vertex_ptr =
Name(OpTypePointer(spv::StorageClass::Output, gl_per_vertex), "out_gl_PerVertex");
const auto gl_per_vertex = Name(OpTypeStruct({float4}), "gl_PerVertex");
const auto gl_per_vertex_ptr = Name(OpTypePointer(spv::StorageClass::Output, gl_per_vertex), "out_gl_PerVertex");
const auto in_pos = Name(OpVariable(in_float4, spv::StorageClass::Input), "in_pos");
const auto per_vertex = Name(OpVariable(gl_per_vertex_ptr, spv::StorageClass::Output), "per_vertex");
const auto per_vertex =
Name(OpVariable(gl_per_vertex_ptr, spv::StorageClass::Output), "per_vertex");
Decorate(in_pos, spv::Decoration::Location, {0});
Decorate(in_pos, spv::Decoration::Location, 0);
Decorate(gl_per_vertex, spv::Decoration::Block);
Decorate(gl_per_vertex, spv::Decoration::Block);
MemberDecorate(gl_per_vertex, 0, spv::Decoration::BuiltIn, {static_cast<u32>(spv::BuiltIn::Position)});
MemberDecorate(gl_per_vertex, 0, spv::Decoration::BuiltIn,
static_cast<u32>(spv::BuiltIn::Position));
AddGlobalVariable(in_pos);
AddGlobalVariable(per_vertex);
const auto main_func = Emit(Name(OpFunction(t_void, spv::FunctionControlMask::MaskNone, OpTypeFunction(t_void)), "main"));
const auto main_func = Emit(
Name(OpFunction(t_void, spv::FunctionControlMask::MaskNone, OpTypeFunction(t_void)),
"main"));
Emit(OpLabel());
const auto ptr_pos_x = Emit(OpAccessChain(in_float, in_pos, {Constant(t_uint, 0u)}));
const auto ptr_pos_y = Emit(OpAccessChain(in_float, in_pos, {Constant(t_uint, 1u)}));
const auto ptr_pos_x = Emit(OpAccessChain(in_float, in_pos, Constant(t_uint, 0u)));
const auto ptr_pos_y = Emit(OpAccessChain(in_float, in_pos, Constant(t_uint, 1u)));
const auto pos_x = Emit(OpLoad(t_float, ptr_pos_x));
const auto pos_y = Emit(OpLoad(t_float, ptr_pos_y));
auto tmp_position = Emit(OpUndef(float4));
Decorate(tmp_position, spv::Decoration::FPRoundingMode, {static_cast<u32>(spv::FPRoundingMode::RTE)});
tmp_position = Emit(OpCompositeInsert(float4, pos_x, tmp_position, {0}));
tmp_position = Emit(OpCompositeInsert(float4, pos_y, tmp_position, {1}));
tmp_position = Emit(OpCompositeInsert(float4, Constant(t_float, 0.f), tmp_position, {2}));
tmp_position = Emit(OpCompositeInsert(float4, Constant(t_float, 1.f), tmp_position, {3}));
Decorate(tmp_position, spv::Decoration::FPRoundingMode,
static_cast<u32>(spv::FPRoundingMode::RTE));
tmp_position = Emit(OpCompositeInsert(float4, pos_x, tmp_position, 0));
tmp_position = Emit(OpCompositeInsert(float4, pos_y, tmp_position, 1));
tmp_position = Emit(OpCompositeInsert(float4, Constant(t_float, 0.f), tmp_position, 2));
tmp_position = Emit(OpCompositeInsert(float4, Constant(t_float, 1.f), tmp_position, 3));
const auto gl_position = Emit(OpAccessChain(out_float4, per_vertex, {Constant(t_uint, 0u)}));
const auto gl_position = Emit(OpAccessChain(out_float4, per_vertex, Constant(t_uint, 0u)));
Emit(OpStore(gl_position, tmp_position));
Emit(OpReturn());
Emit(OpFunctionEnd());
AddEntryPoint(spv::ExecutionModel::Vertex, main_func, "main", {in_pos, per_vertex});
AddEntryPoint(spv::ExecutionModel::Vertex, main_func, "main", in_pos, per_vertex);
}
};