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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=early-cse -earlycse-debug-hash -S < %s | FileCheck %s
; RUN: opt -passes='early-cse<memssa>' -S < %s | FileCheck %s
declare void @use(i1)
define void @test1(float %x, float %y) {
; CHECK-LABEL: @test1(
; CHECK-NEXT: [[CMP1:%.*]] = fcmp oeq float [[Y:%.*]], [[X:%.*]]
; CHECK-NEXT: call void @use(i1 [[CMP1]])
; CHECK-NEXT: call void @use(i1 [[CMP1]])
; CHECK-NEXT: ret void
;
%cmp1 = fcmp nnan oeq float %y, %x
%cmp2 = fcmp oeq float %x, %y
call void @use(i1 %cmp1)
call void @use(i1 %cmp2)
ret void
}
declare void @use.i8(ptr)
define void @test_inbounds_program_ub_if_first_gep_poison(ptr %ptr, i64 %n) {
; CHECK-LABEL: @test_inbounds_program_ub_if_first_gep_poison(
; CHECK-NEXT: [[ADD_PTR_1:%.*]] = getelementptr inbounds i8, ptr [[PTR:%.*]], i64 [[N:%.*]]
; CHECK-NEXT: call void @use.i8(ptr noundef [[ADD_PTR_1]])
; CHECK-NEXT: call void @use.i8(ptr [[ADD_PTR_1]])
; CHECK-NEXT: ret void
;
%add.ptr.1 = getelementptr inbounds i8, ptr %ptr, i64 %n
call void @use.i8(ptr noundef %add.ptr.1)
%add.ptr.2 = getelementptr i8, ptr %ptr, i64 %n
call void @use.i8(ptr %add.ptr.2)
ret void
}
define void @test_inbounds_program_not_ub_if_first_gep_poison(ptr %ptr, i64 %n) {
; CHECK-LABEL: @test_inbounds_program_not_ub_if_first_gep_poison(
; CHECK-NEXT: [[ADD_PTR_1:%.*]] = getelementptr i8, ptr [[PTR:%.*]], i64 [[N:%.*]]
; CHECK-NEXT: call void @use.i8(ptr [[ADD_PTR_1]])
; CHECK-NEXT: call void @use.i8(ptr [[ADD_PTR_1]])
; CHECK-NEXT: ret void
;
%add.ptr.1 = getelementptr inbounds i8, ptr %ptr, i64 %n
call void @use.i8(ptr %add.ptr.1)
%add.ptr.2 = getelementptr i8, ptr %ptr, i64 %n
call void @use.i8(ptr %add.ptr.2)
ret void
}
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