byval.ll
2.87 KB
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes
; RUN: opt -S -passes='attributor' -aa-pipeline='basic-aa' -attributor-disable=false -attributor-max-iterations-verify -attributor-max-iterations=2 < %s | FileCheck %s
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
%struct.ss = type { i32, i64 }
define internal void @f(%struct.ss* byval %b) nounwind {
; CHECK-LABEL: define {{[^@]+}}@f
; CHECK-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 8 dereferenceable(12) [[B:%.*]])
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0
; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 8
; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; CHECK-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 8
; CHECK-NEXT: ret void
;
entry:
%tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0
%tmp1 = load i32, i32* %tmp, align 4
%tmp2 = add i32 %tmp1, 1
store i32 %tmp2, i32* %tmp, align 4
ret void
}
define internal void @g(%struct.ss* byval align 32 %b) nounwind {
; CHECK-LABEL: define {{[^@]+}}@g
; CHECK-SAME: (%struct.ss* noalias nocapture nofree nonnull byval align 32 dereferenceable(12) [[B:%.*]])
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS:%.*]], %struct.ss* [[B]], i32 0, i32 0
; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 32
; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
; CHECK-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 32
; CHECK-NEXT: ret void
;
entry:
%tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0
%tmp1 = load i32, i32* %tmp, align 4
%tmp2 = add i32 %tmp1, 1
store i32 %tmp2, i32* %tmp, align 4
ret void
}
define i32 @main() nounwind {
; CHECK-LABEL: define {{[^@]+}}@main()
; CHECK-NEXT: entry:
; CHECK-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]]
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
; CHECK-NEXT: store i32 1, i32* [[TMP1]], align 8
; CHECK-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
; CHECK-NEXT: store i64 2, i64* [[TMP4]], align 4
; CHECK-NEXT: call void @f(%struct.ss* noalias nocapture nofree nonnull readonly byval align 8 dereferenceable(12) [[S]])
; CHECK-NEXT: call void @g(%struct.ss* noalias nocapture nofree nonnull readonly byval align 32 dereferenceable(12) [[S]])
; CHECK-NEXT: ret i32 0
;
entry:
%S = alloca %struct.ss
%tmp1 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 0
store i32 1, i32* %tmp1, align 8
%tmp4 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 1
store i64 2, i64* %tmp4, align 4
call void @f(%struct.ss* byval %S) nounwind
call void @g(%struct.ss* byval %S) nounwind
ret i32 0
}