forked from OSchip/llvm-project
101 lines
2.6 KiB
LLVM
101 lines
2.6 KiB
LLVM
; RUN: opt -basic-aa -newgvn -S < %s | FileCheck %s
|
|
|
|
define i32 @test1(i32* %p) {
|
|
; CHECK-LABEL: @test1(i32* %p)
|
|
; CHECK: %a = load i32, i32* %p, align 4, !range ![[RANGE0:[0-9]+]]
|
|
; CHECK: %c = add i32 %a, %a
|
|
%a = load i32, i32* %p, !range !0
|
|
%b = load i32, i32* %p, !range !0
|
|
%c = add i32 %a, %b
|
|
ret i32 %c
|
|
}
|
|
|
|
define i32 @test2(i32* %p) {
|
|
; CHECK-LABEL: @test2(i32* %p)
|
|
; CHECK: %a = load i32, i32* %p, align 4, !range ![[RANGE0]]
|
|
; CHECK: %c = add i32 %a, %a
|
|
%a = load i32, i32* %p, !range !0
|
|
%b = load i32, i32* %p
|
|
%c = add i32 %a, %b
|
|
ret i32 %c
|
|
}
|
|
|
|
define i32 @test3(i32* %p) {
|
|
; CHECK-LABEL: @test3(i32* %p)
|
|
; CHECK: %a = load i32, i32* %p, align 4, !range ![[RANGE0]]
|
|
; CHECK: %c = add i32 %a, %a
|
|
%a = load i32, i32* %p, !range !0
|
|
%b = load i32, i32* %p, !range !1
|
|
%c = add i32 %a, %b
|
|
ret i32 %c
|
|
}
|
|
|
|
define i32 @test4(i32* %p) {
|
|
; CHECK-LABEL: @test4(i32* %p)
|
|
; CHECK: %a = load i32, i32* %p, align 4, !range ![[RANGE0]]
|
|
; CHECK: %c = add i32 %a, %a
|
|
%a = load i32, i32* %p, !range !0
|
|
%b = load i32, i32* %p, !range !2
|
|
%c = add i32 %a, %b
|
|
ret i32 %c
|
|
}
|
|
|
|
define i32 @test5(i32* %p) {
|
|
; CHECK-LABEL: @test5(i32* %p)
|
|
; CHECK: %a = load i32, i32* %p, align 4, !range ![[RANGE3:[0-9]+]]
|
|
; CHECK: %c = add i32 %a, %a
|
|
%a = load i32, i32* %p, !range !3
|
|
%b = load i32, i32* %p, !range !4
|
|
%c = add i32 %a, %b
|
|
ret i32 %c
|
|
}
|
|
|
|
define i32 @test6(i32* %p) {
|
|
; CHECK-LABEL: @test6(i32* %p)
|
|
; CHECK: %a = load i32, i32* %p, align 4, !range ![[RANGE5:[0-9]+]]
|
|
; CHECK: %c = add i32 %a, %a
|
|
%a = load i32, i32* %p, !range !5
|
|
%b = load i32, i32* %p, !range !6
|
|
%c = add i32 %a, %b
|
|
ret i32 %c
|
|
}
|
|
|
|
define i32 @test7(i32* %p) {
|
|
; CHECK-LABEL: @test7(i32* %p)
|
|
; CHECK: %a = load i32, i32* %p, align 4, !range ![[RANGE7:[0-9]+]]
|
|
; CHECK: %c = add i32 %a, %a
|
|
%a = load i32, i32* %p, !range !7
|
|
%b = load i32, i32* %p, !range !8
|
|
%c = add i32 %a, %b
|
|
ret i32 %c
|
|
}
|
|
|
|
define i32 @test8(i32* %p) {
|
|
; CHECK-LABEL: @test8(i32* %p)
|
|
; CHECK: %a = load i32, i32* %p, align 4, !range ![[RANGE9:[0-9]+]]
|
|
; CHECK-NOT: range
|
|
; CHECK: %c = add i32 %a, %a
|
|
%a = load i32, i32* %p, !range !9
|
|
%b = load i32, i32* %p, !range !10
|
|
%c = add i32 %a, %b
|
|
ret i32 %c
|
|
}
|
|
|
|
; CHECK: ![[RANGE0]] = !{i32 0, i32 2}
|
|
; CHECK: ![[RANGE3]] = !{i32 -5, i32 -2}
|
|
; CHECK: ![[RANGE5]] = !{i32 10, i32 1}
|
|
; CHECK: ![[RANGE7]] = !{i32 1, i32 2, i32 3, i32 4}
|
|
; CHECK: ![[RANGE9]] = !{i32 1, i32 5}
|
|
|
|
!0 = !{i32 0, i32 2}
|
|
!1 = !{i32 3, i32 5}
|
|
!2 = !{i32 2, i32 5}
|
|
!3 = !{i32 -5, i32 -2}
|
|
!4 = !{i32 1, i32 5}
|
|
!5 = !{i32 10, i32 1}
|
|
!6 = !{i32 12, i32 16}
|
|
!7 = !{i32 1, i32 2, i32 3, i32 4}
|
|
!8 = !{i32 5, i32 1}
|
|
!9 = !{i32 1, i32 5}
|
|
!10 = !{i32 5, i32 1}
|