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109 lines
7.5 KiB
Plaintext
109 lines
7.5 KiB
Plaintext
// Round-trip parsing/printing test.
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// RUN: %target-sil-opt %s | %FileCheck %s
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// Round-trip serialization-deserialization test.
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// RUN: %empty-directory(%t)
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// RUN: %target-sil-opt %s -emit-sib -o %t/tmp.sib -module-name main
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// RUN: %target-sil-opt %t/tmp.sib -o %t/tmp.sil -module-name main
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// https://github.com/apple/swift/issues/54526
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// Workaround because import declarations are not preserved in .sib files.
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// RUN: sed -e 's/import Swift$/import Swift; import _Differentiation/' %t/tmp.sil > %t/tmp_fixed.sil
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// RUN: %target-sil-opt %t/tmp_fixed.sil -module-name main -emit-sorted-sil | %FileCheck %s
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// IRGen test.
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// RUN: %target-swift-frontend -Xllvm -sil-disable-pass=Simplification -emit-ir %s | %FileCheck %s --check-prefix=IRGEN --check-prefix %target-cpu
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// NOTE: `%target-cpu`-specific FileCheck lines exist because lowered function types in LLVM IR differ between architectures.
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// `shell` is required only to run `sed` as a
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// https://github.com/apple/swift/issues/54526 workaround.
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// REQUIRES: shell
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sil_stage raw
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import Swift
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import Builtin
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import _Differentiation
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sil_differentiability_witness [reverse] [parameters 0] [results 0] @foo : $@convention(thin) (Float, Float, Float) -> Float
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sil_differentiability_witness [reverse] [parameters 0 1] [results 0] @foo : $@convention(thin) (Float, Float, Float) -> Float
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sil_differentiability_witness [reverse] [parameters 0] [results 0] @bar : $@convention(thin) (Float, Float, Float) -> (Float, Float)
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sil_differentiability_witness [reverse] [parameters 0 1] [results 0 1] @bar : $@convention(thin) (Float, Float, Float) -> (Float, Float)
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sil_differentiability_witness [reverse] [parameters 0] [results 0] <T where T : Differentiable> @generic : $@convention(thin) <T> (@in_guaranteed T, Float) -> @out T
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sil_differentiability_witness [reverse] [parameters 0 1] [results 0] <T where T : Differentiable> @generic : $@convention(thin) <T> (@in_guaranteed T, Float) -> @out T
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sil_differentiability_witness [reverse] [parameters 0 1] [results 0] <T where T : Differentiable, T == T.TangentVector> @generic : $@convention(thin) <T> (@in_guaranteed T, Float) -> @out T
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sil_differentiability_witness [reverse] [parameters 0 1] [results 0] <T where T : Differentiable, T: AdditiveArithmetic> @generic : $@convention(thin) <T> (@in_guaranteed T, Float) -> @out T
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sil @foo : $@convention(thin) (Float, Float, Float) -> Float
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sil @bar : $@convention(thin) (Float, Float, Float) -> (Float, Float)
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sil @generic : $@convention(thin) <T> (@in_guaranteed T, Float) -> @out T
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sil @genericreq : $@convention(thin) <T : FloatingPoint> (@in_guaranteed T, Float) -> @out T
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sil @test_derivative_witnesses : $@convention(thin) () -> () {
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bb0:
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%foo_jvp_wrt_0 = differentiability_witness_function [jvp] [reverse] [parameters 0] [results 0] @foo : $@convention(thin) (Float, Float, Float) -> Float
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%foo_vjp_wrt_0_1 = differentiability_witness_function [vjp] [reverse] [parameters 0 1] [results 0] @foo : $@convention(thin) (Float, Float, Float) -> Float
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// Test multiple results.
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%bar_jvp_wrt_0_results_0 = differentiability_witness_function [jvp] [reverse] [parameters 0] [results 0] @bar : $@convention(thin) (Float, Float, Float) -> (Float, Float)
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%bar_vjp_wrt_0_1_results_0_1 = differentiability_witness_function [vjp] [reverse] [parameters 0 1] [results 0 1] @bar : $@convention(thin) (Float, Float, Float) -> (Float, Float)
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// Test generic requirements.
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%generic_jvp_wrt_0 = differentiability_witness_function [jvp] [reverse] [parameters 0] [results 0] <T : Differentiable> @generic : $@convention(thin) <T> (@in_guaranteed T, Float) -> @out T
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%generic_vjp_wrt_0_1 = differentiability_witness_function [vjp] [reverse] [parameters 0 1] [results 0] <T : Differentiable & AdditiveArithmetic> @generic : $@convention(thin) <T> (@in_guaranteed T, Float) -> @out T
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// Test "dependent" generic requirements: `T == T.TangentVector` depends on `T: Differentiable`.
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%generic_vjp_wrt_0_1_dependent_req = differentiability_witness_function [vjp] [reverse] [parameters 0 1] [results 0] <T where T: Differentiable, T == T.TangentVector> @generic : $@convention(thin) <T> (@in_guaranteed T, Float) -> @out T
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return undef : $()
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}
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// CHECK-LABEL: sil @test_derivative_witnesses : $@convention(thin) () -> () {
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// CHECK: bb0:
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// CHECK: {{%.*}} = differentiability_witness_function [jvp] [reverse] [parameters 0] [results 0] @foo : $@convention(thin) (Float, Float, Float) -> Float
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// CHECK: {{%.*}} = differentiability_witness_function [vjp] [reverse] [parameters 0 1] [results 0] @foo : $@convention(thin) (Float, Float, Float) -> Float
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// CHECK: {{%.*}} = differentiability_witness_function [jvp] [reverse] [parameters 0] [results 0] @bar : $@convention(thin) (Float, Float, Float) -> (Float, Float)
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// CHECK: {{%.*}} = differentiability_witness_function [vjp] [reverse] [parameters 0 1] [results 0 1] @bar : $@convention(thin) (Float, Float, Float) -> (Float, Float)
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// CHECK: {{%.*}} = differentiability_witness_function [jvp] [reverse] [parameters 0] [results 0] <τ_0_0 where τ_0_0 : Differentiable> @generic : $@convention(thin) <τ_0_0> (@in_guaranteed τ_0_0, Float) -> @out τ_0_0
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// CHECK: {{%.*}} = differentiability_witness_function [vjp] [reverse] [parameters 0 1] [results 0] <τ_0_0 where τ_0_0 : AdditiveArithmetic, τ_0_0 : Differentiable> @generic : $@convention(thin) <τ_0_0> (@in_guaranteed τ_0_0, Float) -> @out τ_0_0
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// CHECK: {{%.*}} = differentiability_witness_function [vjp] [reverse] [parameters 0 1] [results 0] <τ_0_0 where τ_0_0 : Differentiable, τ_0_0 == τ_0_0.TangentVector> @generic : $@convention(thin) <τ_0_0> (@in_guaranteed τ_0_0, Float) -> @out τ_0_0
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// CHECK: }
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// IRGEN: @fooWJrSUUpSr = external global %swift.differentiability_witness, align [[PTR_ALIGNMENT:[0-9]+]]
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// IRGEN: @fooWJrSSUpSr = external global %swift.differentiability_witness, align [[PTR_ALIGNMENT]]
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// IRGEN: @barWJrSUUpSUr = external global %swift.differentiability_witness, align [[PTR_ALIGNMENT]]
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// IRGEN: @barWJrSSUpSSr = external global %swift.differentiability_witness, align [[PTR_ALIGNMENT]]
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// IRGEN: @generic16_Differentiation14DifferentiableRzlWJrSUpSr = external global %swift.differentiability_witness, align [[PTR_ALIGNMENT]]
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// IRGEN: @generics18AdditiveArithmeticRz16_Differentiation14DifferentiableRzlWJrSSpSr = external global %swift.differentiability_witness, align [[PTR_ALIGNMENT]]
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// IRGEN: @generic16_Differentiation14DifferentiableRz13TangentVector{{.*}}WJrSSpSr = external global %swift.differentiability_witness, align [[PTR_ALIGNMENT]]
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// IRGEN-LABEL: define {{.*}} @test_derivative_witnesses()
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// IRGEN: [[PTR1:%.*]] = load ptr, ptr @fooWJrSUUpSr, align [[PTR_ALIGNMENT]]
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// IRGEN: [[PTR2:%.*]] = load ptr, ptr getelementptr inbounds (%swift.differentiability_witness, ptr @fooWJrSSUpSr, i32 0, i32 1), align [[PTR_ALIGNMENT]]
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// IRGEN: [[PTR3:%.*]] = load ptr, ptr @barWJrSUUpSUr, align [[PTR_ALIGNMENT]]
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// IRGEN: [[PTR4:%.*]] = load ptr, ptr getelementptr inbounds (%swift.differentiability_witness, ptr @barWJrSSUpSSr, i32 0, i32 1), align [[PTR_ALIGNMENT]]
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// IRGEN: [[PTR5:%.*]] = load ptr, ptr @generic16_Differentiation14DifferentiableRzlWJrSUpSr, align [[PTR_ALIGNMENT]]
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// IRGEN: [[PTR6:%.*]] = load ptr, ptr getelementptr inbounds (%swift.differentiability_witness, ptr @generics18AdditiveArithmeticRz16_Differentiation14DifferentiableRzlWJrSSpSr, i32 0, i32 1), align [[PTR_ALIGNMENT]]
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// IRGEN: [[PTR7:%.*]] = load ptr, ptr getelementptr inbounds (%swift.differentiability_witness, ptr @generic16_Differentiation14DifferentiableRz13TangentVector{{.*}}WJrSSpSr, i32 0, i32 1), align [[PTR_ALIGNMENT]]
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