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[InstCombine] Precommit tests for D101807 (NFC)

This commit is contained in:
Juneyoung Lee 2021-05-04 10:14:02 +09:00
parent 6ffc41b014
commit a71d666d18
1 changed files with 30 additions and 0 deletions
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30
llvm/test/Transforms/InstCombine/select-safe-transforms.ll
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@ -178,3 +178,33 @@ define i1 @bools2_logical(i1 %a, i1 %b, i1 %c) {
%or = select i1 %and1, i1 true, i1 %and2
ret i1 %or
}
define i1 @orn_and_cmp_1_logical(i37 %a, i37 %b, i1 %y) {
; CHECK-LABEL: @orn_and_cmp_1_logical(
; CHECK-NEXT: [[X:%.*]] = icmp sgt i37 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: [[X_INV:%.*]] = icmp sle i37 [[A]], [[B]]
; CHECK-NEXT: [[AND:%.*]] = select i1 [[Y:%.*]], i1 [[X]], i1 false
; CHECK-NEXT: [[OR:%.*]] = select i1 [[X_INV]], i1 true, i1 [[AND]]
; CHECK-NEXT: ret i1 [[OR]]
;
%x = icmp sgt i37 %a, %b
%x_inv = icmp sle i37 %a, %b
%and = select i1 %y, i1 %x, i1 false
%or = select i1 %x_inv, i1 true, i1 %and
ret i1 %or
}
define i1 @orn_and_cmp_2_logical(i16 %a, i16 %b, i1 %y) {
; CHECK-LABEL: @orn_and_cmp_2_logical(
; CHECK-NEXT: [[X:%.*]] = icmp sge i16 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: [[X_INV:%.*]] = icmp slt i16 [[A]], [[B]]
; CHECK-NEXT: [[AND:%.*]] = select i1 [[Y:%.*]], i1 [[X]], i1 false
; CHECK-NEXT: [[OR:%.*]] = select i1 [[AND]], i1 true, i1 [[X_INV]]
; CHECK-NEXT: ret i1 [[OR]]
;
%x = icmp sge i16 %a, %b
%x_inv = icmp slt i16 %a, %b
%and = select i1 %y, i1 %x, i1 false
%or = select i1 %and, i1 true, i1 %x_inv
ret i1 %or
}