Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions

View File

@ -0,0 +1,44 @@
; RUN: opt -mergefunc -S < %s | FileCheck %s
define i1 @cmp_with_range(i8*, i8*) {
%v1 = load i8, i8* %0, !range !0
%v2 = load i8, i8* %1, !range !0
%out = icmp eq i8 %v1, %v2
ret i1 %out
}
define i1 @cmp_no_range(i8*, i8*) {
; CHECK-LABEL: @cmp_no_range
; CHECK-NEXT: %v1 = load i8, i8* %0
; CHECK-NEXT: %v2 = load i8, i8* %1
; CHECK-NEXT: %out = icmp eq i8 %v1, %v2
; CHECK-NEXT: ret i1 %out
%v1 = load i8, i8* %0
%v2 = load i8, i8* %1
%out = icmp eq i8 %v1, %v2
ret i1 %out
}
define i1 @cmp_different_range(i8*, i8*) {
; CHECK-LABEL: @cmp_different_range
; CHECK-NEXT: %v1 = load i8, i8* %0, !range !1
; CHECK-NEXT: %v2 = load i8, i8* %1, !range !1
; CHECK-NEXT: %out = icmp eq i8 %v1, %v2
; CHECK-NEXT: ret i1 %out
%v1 = load i8, i8* %0, !range !1
%v2 = load i8, i8* %1, !range !1
%out = icmp eq i8 %v1, %v2
ret i1 %out
}
define i1 @cmp_with_same_range(i8*, i8*) {
; CHECK-LABEL: @cmp_with_same_range
; CHECK: tail call i1 @cmp_with_range
%v1 = load i8, i8* %0, !range !0
%v2 = load i8, i8* %1, !range !0
%out = icmp eq i8 %v1, %v2
ret i1 %out
}
; The comparison must check every element of the range, not just the first pair.
!0 = !{i8 0, i8 2, i8 21, i8 30}
!1 = !{i8 0, i8 2, i8 21, i8 25}