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Commit r185909 was a misapplied patch, fix it

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185910 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Majnemer
2013-07-09 07:58:32 +00:00
parent 377a5c1a87
commit 11c29bafd5
3 changed files with 73 additions and 24 deletions
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58
test/Transforms/InstCombine/icmp.ll
View File

@@ -1163,3 +1163,61 @@ define i1 @icmp_sub_3_X_uge_2(i32 %X) {
%cmp = icmp uge i32 %add, 2
ret i1 %cmp
}
; CHECK: @icmp_add_X_-14_ult_2
; CHECK-NEXT: [[AND:%[a-z0-9]+]] = and i32 %X, -2
; CHECK-NEXT: [[CMP:%[a-z0-9]+]] = icmp eq i32 [[AND]], 14
; CHECK-NEXT: ret i1 [[CMP]]
define i1 @icmp_add_X_-14_ult_2(i32 %X) {
%add = add i32 %X, -14
%cmp = icmp ult i32 %add, 2
ret i1 %cmp
}
; CHECK: @icmp_sub_3_X_ult_2
; CHECK-NEXT: [[OR:%[a-z0-9]+]] = or i32 %X, 1
; CHECK-NEXT: [[CMP:%[a-z0-9]+]] = icmp eq i32 [[OR]], 3
; CHECK-NEXT: ret i1 [[CMP]]
define i1 @icmp_sub_3_X_ult_2(i32 %X) {
%add = sub i32 3, %X
%cmp = icmp ult i32 %add, 2
ret i1 %cmp
}
; CHECK: @icmp_add_X_-14_uge_2
; CHECK-NEXT: [[AND:%[a-z0-9]+]] = and i32 %X, -2
; CHECK-NEXT: [[CMP:%[a-z0-9]+]] = icmp ne i32 [[AND]], 14
; CHECK-NEXT: ret i1 [[CMP]]
define i1 @icmp_add_X_-14_uge_2(i32 %X) {
%add = add i32 %X, -14
%cmp = icmp uge i32 %add, 2
ret i1 %cmp
}
; CHECK: @icmp_sub_3_X_uge_2
; CHECK-NEXT: [[OR:%[a-z0-9]+]] = or i32 %X, 1
; CHECK-NEXT: [[CMP:%[a-z0-9]+]] = icmp ne i32 [[OR]], 3
; CHECK-NEXT: ret i1 [[CMP]]
define i1 @icmp_sub_3_X_uge_2(i32 %X) {
%add = sub i32 3, %X
%cmp = icmp uge i32 %add, 2
ret i1 %cmp
}
; CHECK: @icmp_and_X_-16_eq-16
; CHECK-NEXT: [[CMP:%[a-z0-9]+]] = icmp ugt i32 %X, -17
; CHECK-NEXT: ret i1 [[CMP]]
define i1 @icmp_and_X_-16_eq-16(i32 %X) {
%and = and i32 %X, -16
%cmp = icmp eq i32 %and, -16
ret i1 %cmp
}
; CHECK: @icmp_and_X_-16_ne-16
; CHECK-NEXT: [[CMP:%[a-z0-9]+]] = icmp ult i32 %X, -16
; CHECK-NEXT: ret i1 [[CMP]]
define i1 @icmp_and_X_-16_ne-16(i32 %X) {
%and = and i32 %X, -16
%cmp = icmp ne i32 %and, -16
ret i1 %cmp
}

5
test/Transforms/InstCombine/shift.ll
View File

@@ -272,11 +272,10 @@ define i1 @test19(i32 %A) {
define i1 @test19a(i32 %A) {
; CHECK: @test19a
; CHECK-NEXT: and i32 %A, -4
; CHECK-NEXT: icmp eq i32
; CHECK-NEXT: icmp ugt i32 %A, -5
; CHECK-NEXT: ret i1
%B = ashr i32 %A, 2 ; <i32> [#uses=1]
;; (X & -4) == -4
;; X >u ~4
%C = icmp eq i32 %B, -1 ; <i1> [#uses=1]
ret i1 %C
}