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[NFC] Revisited/updated tests 

llvm-svn: 368722
This commit is contained in:
David Bolvansky 2019-08-13 17:07:02 +00:00
parent 0996705009
commit dde10cd7a9
1 changed files with 22 additions and 4 deletions
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26
llvm/test/Transforms/InstCombine/mem-deref-bytes.ll
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@ -37,8 +37,8 @@ define i32 @memcmp_const_size_update_deref2(i8* nocapture readonly %d, i8* nocap
ret i32 %call
}
define i32 @memcmp_const_size_no_update_deref(i8* nocapture readonly %d, i8* nocapture readonly %s) {
; CHECK-LABEL: @memcmp_const_size_no_update_deref(
define i32 @memcmp_const_size_update_deref3(i8* nocapture readonly %d, i8* nocapture readonly %s) {
; CHECK-LABEL: @memcmp_const_size_update_deref3(
; CHECK-NEXT: [[CALL:%.*]] = tail call i32 @memcmp(i8* dereferenceable(40) [[D:%.*]], i8* dereferenceable(16) [[S:%.*]], i64 16)
; CHECK-NEXT: ret i32 [[CALL]]
;
@ -46,8 +46,17 @@ define i32 @memcmp_const_size_no_update_deref(i8* nocapture readonly %d, i8* noc
ret i32 %call
}
define i32 @memcmp_const_size_no_update_deref2(i8* nocapture readonly %d, i8* nocapture readonly %s) {
; CHECK-LABEL: @memcmp_const_size_no_update_deref2(
define i32 @memcmp_const_size_update_deref4(i8* nocapture readonly %d, i8* nocapture readonly %s) {
; CHECK-LABEL: @memcmp_const_size_update_deref4(
; CHECK-NEXT: [[CALL:%.*]] = tail call i32 @memcmp(i8* dereferenceable(16) [[D:%.*]], i8* dereferenceable(16) [[S:%.*]], i64 16)
; CHECK-NEXT: ret i32 [[CALL]]
;
%call = tail call i32 @memcmp(i8* dereferenceable_or_null(16) %d, i8* %s, i64 16)
ret i32 %call
}
define i32 @memcmp_const_size_update_deref5(i8* nocapture readonly %d, i8* nocapture readonly %s) {
; CHECK-LABEL: @memcmp_const_size_update_deref5(
; CHECK-NEXT: [[CALL:%.*]] = tail call i32 @memcmp(i8* dereferenceable(40) [[D:%.*]], i8* dereferenceable(16) [[S:%.*]], i64 16)
; CHECK-NEXT: ret i32 [[CALL]]
;
@ -55,6 +64,15 @@ define i32 @memcmp_const_size_no_update_deref2(i8* nocapture readonly %d, i8* no
ret i32 %call
}
define i32 @memcmp_const_size_no_update_deref(i8* nocapture readonly %d, i8* nocapture readonly %s) {
; CHECK-LABEL: @memcmp_const_size_no_update_deref(
; CHECK-NEXT: [[CALL:%.*]] = tail call i32 @memcmp(i8* dereferenceable(40) [[D:%.*]], i8* dereferenceable(20) [[S:%.*]], i64 16)
; CHECK-NEXT: ret i32 [[CALL]]
;
%call = tail call i32 @memcmp(i8* dereferenceable(40) %d, i8* dereferenceable(20) %s, i64 16)
ret i32 %call
}
define i32 @memcmp_nonconst_size(i8* nocapture readonly %d, i8* nocapture readonly %s, i64 %n) {
; CHECK-LABEL: @memcmp_nonconst_size(
; CHECK-NEXT: [[CALL:%.*]] = tail call i32 @memcmp(i8* [[D:%.*]], i8* [[S:%.*]], i64 [[N:%.*]])