forked from OSchip/llvm-project
[SCCP] Add test case for binary ops with constant expressions.
This commit is contained in:
Florian Hahn
parent
812970edda
commit
db91a6b800
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -sccp -S | FileCheck %s
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declare void @use.i32(i32)
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declare void @use.i1(i1)
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define void @and_constexpr(i32 %a) {
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; CHECK-LABEL: @and_constexpr(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: call void @use.i32(i32 0)
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; CHECK-NEXT: [[AND_2:%.*]] = and i32 20, [[A:%.*]]
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; CHECK-NEXT: call void @use.i32(i32 [[AND_2]])
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; CHECK-NEXT: call void @use.i1(i1 true)
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; CHECK-NEXT: call void @use.i1(i1 false)
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; CHECK-NEXT: [[COND_1:%.*]] = icmp eq i32 [[AND_2]], 10
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; CHECK-NEXT: call void @use.i1(i1 [[COND_1]])
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; CHECK-NEXT: call void @use.i32(i32 4)
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; CHECK-NEXT: ret void
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;
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entry:
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%and.1 = and i32 ptrtoint (i32* inttoptr (i32 0 to i32*) to i32), %a
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call void @use.i32(i32 %and.1)
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%and.2 = and i32 ptrtoint (i32* inttoptr (i32 20 to i32*) to i32), %a
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call void @use.i32(i32 %and.2)
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%true.1 = icmp ne i32 %and.2, 100
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call void @use.i1(i1 %true.1)
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%false.1 = icmp eq i32 %and.2, 100
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call void @use.i1(i1 %false.1)
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%cond.1 = icmp eq i32 %and.2, 10
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call void @use.i1(i1 %cond.1)
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%and.3 = and i32 ptrtoint (i32* inttoptr (i32 20 to i32*) to i32), ptrtoint (i32* inttoptr (i32 100 to i32*) to i32)
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call void @use.i32(i32 %and.3)
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ret void
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}
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define void @add_constexpr(i32 %a) {
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; CHECK-LABEL: @add_constexpr(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[ADD_1:%.*]] = add i32 0, [[A:%.*]]
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; CHECK-NEXT: call void @use.i32(i32 [[ADD_1]])
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; CHECK-NEXT: [[ADD_2:%.*]] = add i32 20, [[A]]
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; CHECK-NEXT: call void @use.i32(i32 [[ADD_2]])
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; CHECK-NEXT: [[COND_1:%.*]] = icmp ne i32 [[ADD_2]], 100
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; CHECK-NEXT: call void @use.i1(i1 [[COND_1]])
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; CHECK-NEXT: [[COND_2:%.*]] = icmp eq i32 [[ADD_2]], 100
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; CHECK-NEXT: call void @use.i1(i1 [[COND_2]])
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; CHECK-NEXT: [[COND_3:%.*]] = icmp eq i32 [[ADD_2]], 10
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; CHECK-NEXT: call void @use.i1(i1 [[COND_3]])
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; CHECK-NEXT: call void @use.i32(i32 120)
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; CHECK-NEXT: ret void
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;
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entry:
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%add.1 = add i32 ptrtoint (i32* inttoptr (i32 0 to i32*) to i32), %a
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call void @use.i32(i32 %add.1)
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%add.2 = add i32 ptrtoint (i32* inttoptr (i32 20 to i32*) to i32), %a
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call void @use.i32(i32 %add.2)
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%cond.1 = icmp ne i32 %add.2, 100
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call void @use.i1(i1 %cond.1)
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%cond.2 = icmp eq i32 %add.2, 100
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call void @use.i1(i1 %cond.2)
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%cond.3 = icmp eq i32 %add.2, 10
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call void @use.i1(i1 %cond.3)
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%add.3 = add i32 ptrtoint (i32* inttoptr (i32 20 to i32*) to i32), ptrtoint (i32* inttoptr (i32 100 to i32*) to i32)
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call void @use.i32(i32 %add.3)
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ret void
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}
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define void @mul_constexpr(i32 %a) {
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; CHECK-LABEL: @mul_constexpr(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: call void @use.i32(i32 0)
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; CHECK-NEXT: [[MUL_2:%.*]] = mul i32 20, [[A:%.*]]
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; CHECK-NEXT: call void @use.i32(i32 [[MUL_2]])
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; CHECK-NEXT: [[COND_1:%.*]] = icmp ne i32 [[MUL_2]], 100
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; CHECK-NEXT: call void @use.i1(i1 [[COND_1]])
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; CHECK-NEXT: [[COND_2:%.*]] = icmp eq i32 [[MUL_2]], 100
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; CHECK-NEXT: call void @use.i1(i1 [[COND_2]])
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; CHECK-NEXT: [[COND_3:%.*]] = icmp eq i32 [[MUL_2]], 10
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; CHECK-NEXT: call void @use.i1(i1 [[COND_3]])
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; CHECK-NEXT: call void @use.i32(i32 2000)
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; CHECK-NEXT: ret void
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;
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entry:
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%mul.1 = mul i32 ptrtoint (i32* inttoptr (i32 0 to i32*) to i32), %a
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call void @use.i32(i32 %mul.1)
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%mul.2 = mul i32 ptrtoint (i32* inttoptr (i32 20 to i32*) to i32), %a
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call void @use.i32(i32 %mul.2)
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%cond.1 = icmp ne i32 %mul.2, 100
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call void @use.i1(i1 %cond.1)
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%cond.2 = icmp eq i32 %mul.2, 100
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call void @use.i1(i1 %cond.2)
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%cond.3 = icmp eq i32 %mul.2, 10
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call void @use.i1(i1 %cond.3)
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%mul.3 = mul i32 ptrtoint (i32* inttoptr (i32 20 to i32*) to i32), ptrtoint (i32* inttoptr (i32 100 to i32*) to i32)
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call void @use.i32(i32 %mul.3)
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ret void
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}
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define void @udiv_constexpr(i32 %a) {
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; CHECK-LABEL: @udiv_constexpr(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: call void @use.i32(i32 0)
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; CHECK-NEXT: [[UDIV_2:%.*]] = udiv i32 20, [[A:%.*]]
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; CHECK-NEXT: call void @use.i32(i32 [[UDIV_2]])
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; CHECK-NEXT: call void @use.i1(i1 true)
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; CHECK-NEXT: call void @use.i1(i1 false)
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; CHECK-NEXT: [[COND_1:%.*]] = icmp eq i32 [[UDIV_2]], 10
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; CHECK-NEXT: call void @use.i1(i1 [[COND_1]])
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; CHECK-NEXT: call void @use.i32(i32 0)
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; CHECK-NEXT: ret void
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;
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entry:
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%udiv.1 = udiv i32 ptrtoint (i32* inttoptr (i32 0 to i32*) to i32), %a
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call void @use.i32(i32 %udiv.1)
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%udiv.2 = udiv i32 ptrtoint (i32* inttoptr (i32 20 to i32*) to i32), %a
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call void @use.i32(i32 %udiv.2)
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%true.1 = icmp ne i32 %udiv.2, 100
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call void @use.i1(i1 %true.1)
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%false.1 = icmp eq i32 %udiv.2, 50
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call void @use.i1(i1 %false.1)
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%cond.1 = icmp eq i32 %udiv.2, 10
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call void @use.i1(i1 %cond.1)
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%udiv.3 = udiv i32 ptrtoint (i32* inttoptr (i32 20 to i32*) to i32), ptrtoint (i32* inttoptr (i32 100 to i32*) to i32)
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call void @use.i32(i32 %udiv.3)
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ret void
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}
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