0676acb6fd
Should cover most of the tests for GVN, GVNHoist, GVNSink, GlobalOpt, GlobalSplit, InstCombine, Reassociate, SROA and TailCallElim that had not been updated earlier.
101 lines
2.6 KiB
LLVM
101 lines
2.6 KiB
LLVM
; RUN: opt -passes=gvn -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}
|