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1// RUN: mlir-opt -test-convert-to-spirv="run-signature-conversion=false run-vector-unrolling=false" -split-input-file %s | FileCheck %s2 3// CHECK-LABEL: @if_yield4// CHECK: %[[VAR:.*]] = spirv.Variable : !spirv.ptr<f32, Function>5// CHECK: spirv.mlir.selection {6// CHECK-NEXT: spirv.BranchConditional {{%.*}}, [[TRUE:\^.*]], [[FALSE:\^.*]]7// CHECK-NEXT: [[TRUE]]:8// CHECK: %[[C0TRUE:.*]] = spirv.Constant 0.000000e+00 : f329// CHECK: %[[RETTRUE:.*]] = spirv.Constant 0.000000e+00 : f3210// CHECK-DAG: spirv.Store "Function" %[[VAR]], %[[RETTRUE]] : f3211// CHECK: spirv.Branch ^[[MERGE:.*]]12// CHECK-NEXT: [[FALSE]]:13// CHECK: %[[C0FALSE:.*]] = spirv.Constant 1.000000e+00 : f3214// CHECK: %[[RETFALSE:.*]] = spirv.Constant 2.71828175 : f3215// CHECK-DAG: spirv.Store "Function" %[[VAR]], %[[RETFALSE]] : f3216// CHECK: spirv.Branch ^[[MERGE]]17// CHECK-NEXT: ^[[MERGE]]:18// CHECK: spirv.mlir.merge19// CHECK-NEXT: }20// CHECK-DAG: %[[OUT:.*]] = spirv.Load "Function" %[[VAR]] : f3221// CHECK: spirv.ReturnValue %[[OUT]] : f3222func.func @if_yield(%arg0: i1) -> f32 {23 %0 = scf.if %arg0 -> f32 {24 %c0 = arith.constant 0.0 : f3225 %res = math.sqrt %c0 : f3226 scf.yield %res : f3227 } else {28 %c0 = arith.constant 1.0 : f3229 %res = math.exp %c0 : f3230 scf.yield %res : f3231 }32 return %0 : f3233}34 35// CHECK-LABEL: @while36// CHECK: spirv.mlir.loop {37// CHECK: spirv.Branch ^[[HEADER:.*]](%{{.*}} : i32)38// CHECK: ^[[HEADER]]39// CHECK: spirv.BranchConditional %{{.*}}, ^[[BODY:.*]](%{{.*}} : i32), ^[[MERGE:.*]]40// CHECK: ^[[BODY]]41// CHECK: spirv.Branch42// CHECK: ^[[MERGE]]43// CHECK: spirv.mlir.merge44// CHECK: }45// CHECK: spirv.Load "Function"46func.func @while(%arg0: i32, %arg1: i32) -> i32 {47 %c2_i32 = arith.constant 2 : i3248 %0 = scf.while (%arg3 = %arg0) : (i32) -> (i32) {49 %1 = arith.cmpi slt, %arg3, %arg1 : i3250 scf.condition(%1) %arg3 : i3251 } do {52 ^bb0(%arg5: i32):53 %1 = arith.muli %arg5, %c2_i32 : i3254 scf.yield %1 : i3255 }56 return %0 : i3257}58 59// CHECK-LABEL: @for60// CHECK: spirv.mlir.loop {61// CHECK: spirv.Branch ^[[HEADER:.*]](%{{.*}}, %{{.*}}, %{{.*}} : i32, f32, f32)62// CHECK: ^[[HEADER]]63// CHECK: spirv.BranchConditional %{{.*}}, ^[[BODY:.*]], ^[[MERGE:.*]]64// CHECK: ^[[BODY]]65// CHECK: spirv.Branch ^[[HEADER]]66// CHECK: ^[[MERGE]]67// CHECK: spirv.mlir.merge68// CHECK: }69func.func @for() {70 %lb = arith.constant 4 : index71 %ub = arith.constant 42 : index72 %step = arith.constant 2 : index73 %s0 = arith.constant 0.0 : f3274 %s1 = arith.constant 1.0 : f3275 %result:2 = scf.for %i0 = %lb to %ub step %step iter_args(%si = %s0, %sj = %s1) -> (f32, f32) {76 %sn = arith.addf %si, %si : f3277 scf.yield %sn, %sn: f32, f3278 }79 return80}81