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authorFernando S <fsahmkow27@gmail.com>2022-01-03 00:39:59 +0100
committerGitHub <noreply@github.com>2022-01-03 00:39:59 +0100
commitae7da0b12dd8aef115d741eb60d00ddf8ed357df (patch)
tree09d269fe3838d1f8aa5672d2af06cbeb9b45d81f /src/shader_recompiler/backend/spirv
parentMerge pull request #7659 from ameerj/overlap-overflow (diff)
parentglsl: Add boolean reference workaround (diff)
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Diffstat (limited to 'src/shader_recompiler/backend/spirv')
-rw-r--r--src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp25
-rw-r--r--src/shader_recompiler/backend/spirv/emit_spirv_instructions.h1
2 files changed, 26 insertions, 0 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
index 14f470812..8ea730c80 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
@@ -355,6 +355,31 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
}
}
+Id EmitGetAttributeU32(EmitContext& ctx, IR::Attribute attr, Id) {
+ switch (attr) {
+ case IR::Attribute::PrimitiveId:
+ return ctx.OpLoad(ctx.U32[1], ctx.primitive_id);
+ case IR::Attribute::InstanceId:
+ if (ctx.profile.support_vertex_instance_id) {
+ return ctx.OpLoad(ctx.U32[1], ctx.instance_id);
+ } else {
+ const Id index{ctx.OpLoad(ctx.U32[1], ctx.instance_index)};
+ const Id base{ctx.OpLoad(ctx.U32[1], ctx.base_instance)};
+ return ctx.OpISub(ctx.U32[1], index, base);
+ }
+ case IR::Attribute::VertexId:
+ if (ctx.profile.support_vertex_instance_id) {
+ return ctx.OpLoad(ctx.U32[1], ctx.vertex_id);
+ } else {
+ const Id index{ctx.OpLoad(ctx.U32[1], ctx.vertex_index)};
+ const Id base{ctx.OpLoad(ctx.U32[1], ctx.base_vertex)};
+ return ctx.OpISub(ctx.U32[1], index, base);
+ }
+ default:
+ throw NotImplementedException("Read U32 attribute {}", attr);
+ }
+}
+
void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, Id value, [[maybe_unused]] Id vertex) {
const std::optional<OutAttr> output{OutputAttrPointer(ctx, attr)};
if (!output) {
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_instructions.h b/src/shader_recompiler/backend/spirv/emit_spirv_instructions.h
index 6cd22dd3e..887112deb 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_instructions.h
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_instructions.h
@@ -53,6 +53,7 @@ Id EmitGetCbufU32(EmitContext& ctx, const IR::Value& binding, const IR::Value& o
Id EmitGetCbufF32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
Id EmitGetCbufU32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex);
+Id EmitGetAttributeU32(EmitContext& ctx, IR::Attribute attr, Id vertex);
void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, Id value, Id vertex);
Id EmitGetAttributeIndexed(EmitContext& ctx, Id offset, Id vertex);
void EmitSetAttributeIndexed(EmitContext& ctx, Id offset, Id value, Id vertex);