156 lines
4.7 KiB
LLVM
156 lines
4.7 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt %s -ipsccp -S | FileCheck %s
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declare i1 @cond()
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declare void @use(i1)
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define internal {i64, i64} @struct1() {
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; CHECK-LABEL: @struct1(
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; CHECK-NEXT: [[C:%.*]] = call i1 @cond()
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; CHECK-NEXT: br i1 [[C]], label [[TRUE:%.*]], label [[FALSE:%.*]]
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; CHECK: true:
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; CHECK-NEXT: br label [[EXIT:%.*]]
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; CHECK: false:
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: [[R:%.*]] = phi { i64, i64 } [ { i64 20, i64 200 }, [[TRUE]] ], [ { i64 30, i64 300 }, [[FALSE]] ]
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; CHECK-NEXT: ret { i64, i64 } [[R]]
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;
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%c = call i1 @cond()
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br i1 %c, label %true, label %false
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true:
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%s.1 = insertvalue {i64, i64} undef, i64 20, 0
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%s.2 = insertvalue {i64, i64} %s.1, i64 200, 1
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br label %exit
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false:
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%s.3 = insertvalue {i64, i64} undef, i64 30, 0
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%s.4 = insertvalue {i64, i64} %s.3, i64 300, 1
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br label %exit
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exit:
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%r = phi {i64, i64} [ %s.2, %true], [ %s.4, %false ]
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ret {i64, i64} %r
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}
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define void @struct1_caller() {
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; CHECK-LABEL: @struct1_caller(
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; CHECK-NEXT: [[S:%.*]] = call { i64, i64 } @struct1()
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; CHECK-NEXT: [[V1:%.*]] = extractvalue { i64, i64 } [[S]], 0
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; CHECK-NEXT: [[V2:%.*]] = extractvalue { i64, i64 } [[S]], 1
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; CHECK-NEXT: [[T_1:%.*]] = icmp ne i64 [[V1]], 10
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; CHECK-NEXT: call void @use(i1 [[T_1]])
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; CHECK-NEXT: [[T_2:%.*]] = icmp ult i64 [[V1]], 100
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; CHECK-NEXT: call void @use(i1 [[T_2]])
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; CHECK-NEXT: [[T_3:%.*]] = icmp ne i64 [[V2]], 0
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; CHECK-NEXT: call void @use(i1 [[T_3]])
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; CHECK-NEXT: [[T_4:%.*]] = icmp ult i64 [[V2]], 301
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; CHECK-NEXT: call void @use(i1 [[T_4]])
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; CHECK-NEXT: ret void
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;
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%s = call {i64, i64} @struct1()
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%v1 = extractvalue {i64, i64} %s, 0
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%v2 = extractvalue {i64, i64} %s, 1
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%t.1 = icmp ne i64 %v1, 10
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call void @use(i1 %t.1)
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%t.2 = icmp ult i64 %v1, 100
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call void @use(i1 %t.2)
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%t.3 = icmp ne i64 %v2, 0
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call void @use(i1 %t.3)
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%t.4 = icmp ult i64 %v2, 301
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call void @use(i1 %t.4)
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ret void
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}
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define internal {i64, i64} @struct2() {
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; CHECK-LABEL: @struct2(
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; CHECK-NEXT: [[C:%.*]] = call i1 @cond()
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; CHECK-NEXT: br i1 [[C]], label [[TRUE:%.*]], label [[FALSE:%.*]]
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; CHECK: true:
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; CHECK-NEXT: br label [[EXIT:%.*]]
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; CHECK: false:
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: [[V1:%.*]] = phi i64 [ 20, [[TRUE]] ], [ 30, [[FALSE]] ]
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; CHECK-NEXT: [[V2:%.*]] = phi i64 [ 200, [[TRUE]] ], [ 300, [[FALSE]] ]
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; CHECK-NEXT: [[S_1:%.*]] = insertvalue { i64, i64 } undef, i64 [[V1]], 0
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; CHECK-NEXT: [[S_2:%.*]] = insertvalue { i64, i64 } [[S_1]], i64 [[V2]], 1
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; CHECK-NEXT: ret { i64, i64 } [[S_2]]
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;
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%c = call i1 @cond()
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br i1 %c, label %true, label %false
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true:
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br label %exit
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false:
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br label %exit
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exit:
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%v1 = phi i64 [ 20, %true ], [ 30, %false ]
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%v2 = phi i64 [ 200, %true ], [ 300, %false ]
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%s.1 = insertvalue {i64, i64} undef, i64 %v1, 0
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%s.2 = insertvalue {i64, i64} %s.1, i64 %v2, 1
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ret {i64, i64} %s.2
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}
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define void @struct2_caller() {
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; CHECK-LABEL: @struct2_caller(
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; CHECK-NEXT: [[S:%.*]] = call { i64, i64 } @struct2()
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; CHECK-NEXT: [[V1:%.*]] = extractvalue { i64, i64 } [[S]], 0
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; CHECK-NEXT: [[V2:%.*]] = extractvalue { i64, i64 } [[S]], 1
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; CHECK-NEXT: call void @use(i1 true)
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; CHECK-NEXT: call void @use(i1 true)
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; CHECK-NEXT: call void @use(i1 true)
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; CHECK-NEXT: call void @use(i1 true)
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; CHECK-NEXT: call void @use(i1 false)
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; CHECK-NEXT: call void @use(i1 false)
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; CHECK-NEXT: call void @use(i1 false)
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; CHECK-NEXT: call void @use(i1 false)
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; CHECK-NEXT: [[C_1:%.*]] = icmp eq i64 [[V1]], 25
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; CHECK-NEXT: call void @use(i1 [[C_1]])
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; CHECK-NEXT: [[C_2:%.*]] = icmp ult i64 [[V1]], 25
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; CHECK-NEXT: call void @use(i1 [[C_2]])
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; CHECK-NEXT: [[C_3:%.*]] = icmp eq i64 [[V2]], 250
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; CHECK-NEXT: call void @use(i1 [[C_3]])
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; CHECK-NEXT: [[C_4:%.*]] = icmp ugt i64 [[V2]], 250
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; CHECK-NEXT: call void @use(i1 [[C_4]])
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; CHECK-NEXT: ret void
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;
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%s = call {i64, i64} @struct2()
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%v1 = extractvalue {i64, i64} %s, 0
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%v2 = extractvalue {i64, i64} %s, 1
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%t.1 = icmp ne i64 %v1, 10
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call void @use(i1 %t.1)
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%t.2 = icmp ult i64 %v1, 100
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call void @use(i1 %t.2)
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%t.3 = icmp ne i64 %v2, 0
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call void @use(i1 %t.3)
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%t.4 = icmp ult i64 %v2, 301
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call void @use(i1 %t.4)
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%f.1 = icmp eq i64 %v1, 10
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call void @use(i1 %f.1)
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%f.2 = icmp ult i64 %v1, 19
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call void @use(i1 %f.2)
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%f.3 = icmp eq i64 %v2, 50
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call void @use(i1 %f.3)
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%f.4 = icmp ugt i64 %v2, 301
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call void @use(i1 %f.4)
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%c.1 = icmp eq i64 %v1, 25
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call void @use(i1 %c.1)
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%c.2 = icmp ult i64 %v1, 25
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call void @use(i1 %c.2)
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%c.3 = icmp eq i64 %v2, 250
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call void @use(i1 %c.3)
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%c.4 = icmp ugt i64 %v2, 250
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call void @use(i1 %c.4)
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ret void
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}
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