27 lines
745 B
MLIR
27 lines
745 B
MLIR
// RUN: mlir-translate -no-implicit-module -test-spirv-roundtrip %s | FileCheck %s
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spirv.module Logical GLSL450 requires #spirv.vce<v1.0, [Shader], []> {
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// CHECK-LABEL: @ret
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spirv.func @ret() -> () "None" {
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// CHECK: spirv.Return
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spirv.Return
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}
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// CHECK-LABEL: @ret_val
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spirv.func @ret_val() -> (i32) "None" {
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%0 = spirv.Variable : !spirv.ptr<i32, Function>
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%1 = spirv.Load "Function" %0 : i32
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// CHECK: spirv.ReturnValue {{.*}} : i32
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spirv.ReturnValue %1 : i32
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}
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// CHECK-LABEL: @unreachable
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spirv.func @unreachable() "None" {
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spirv.Return
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// CHECK-NOT: ^bb
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^bb1:
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// Unreachable blocks will be dropped during serialization.
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// CHECK-NOT: spirv.Unreachable
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spirv.Unreachable
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}
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}
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