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[InstSimplify] add tests for logic-of-icmp with min/max constant; NFC
See PR45510: https://bugs.llvm.org/show_bug.cgi?id=45510 We had partial coverage for some of these patterns, so removing duplicate tests with the complete set in the new test file.
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llvm/test/Transforms/InstSimplify/AndOrXor.ll

Lines changed: 2 additions & 106 deletions
Original file line numberDiff line numberDiff line change
@@ -383,112 +383,6 @@ define i32 @neg_nuw(i32 %x) {
383383
ret i32 %neg
384384
}
385385

386-
define i1 @and_icmp1(i32 %x, i32 %y) {
387-
; CHECK-LABEL: @and_icmp1(
388-
; CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[X:%.*]], [[Y:%.*]]
389-
; CHECK-NEXT: ret i1 [[TMP1]]
390-
;
391-
%1 = icmp ult i32 %x, %y
392-
%2 = icmp ne i32 %y, 0
393-
%3 = and i1 %1, %2
394-
ret i1 %3
395-
}
396-
397-
define i1 @and_icmp2(i32 %x, i32 %y) {
398-
; CHECK-LABEL: @and_icmp2(
399-
; CHECK-NEXT: [[TMP1:%.*]] = icmp ugt i32 [[X:%.*]], [[Y:%.*]]
400-
; CHECK-NEXT: ret i1 [[TMP1]]
401-
;
402-
%1 = icmp ugt i32 %x, %y
403-
%2 = icmp ne i32 %x, 0
404-
%3 = and i1 %1, %2
405-
ret i1 %3
406-
}
407-
408-
define i1 @and_icmp3(i32 %x, i32 %y) {
409-
; CHECK-LABEL: @and_icmp3(
410-
; CHECK-NEXT: ret i1 false
411-
;
412-
%1 = icmp ult i32 %x, %y
413-
%2 = icmp eq i32 %y, 0
414-
%3 = and i1 %1, %2
415-
ret i1 %3
416-
}
417-
418-
define i1 @and_icmp4(i32 %x, i32 %y) {
419-
; CHECK-LABEL: @and_icmp4(
420-
; CHECK-NEXT: ret i1 false
421-
;
422-
%1 = icmp ugt i32 %x, %y
423-
%2 = icmp eq i32 %x, 0
424-
%3 = and i1 %1, %2
425-
ret i1 %3
426-
}
427-
428-
define i1 @or_icmp1(i32 %x, i32 %y) {
429-
; CHECK-LABEL: @or_icmp1(
430-
; CHECK-NEXT: [[TMP1:%.*]] = icmp ne i32 [[Y:%.*]], 0
431-
; CHECK-NEXT: ret i1 [[TMP1]]
432-
;
433-
%1 = icmp ult i32 %x, %y
434-
%2 = icmp ne i32 %y, 0
435-
%3 = or i1 %1, %2
436-
ret i1 %3
437-
}
438-
439-
define i1 @or_icmp2(i32 %x, i32 %y) {
440-
; CHECK-LABEL: @or_icmp2(
441-
; CHECK-NEXT: [[TMP1:%.*]] = icmp ne i32 [[X:%.*]], 0
442-
; CHECK-NEXT: ret i1 [[TMP1]]
443-
;
444-
%1 = icmp ugt i32 %x, %y
445-
%2 = icmp ne i32 %x, 0
446-
%3 = or i1 %1, %2
447-
ret i1 %3
448-
}
449-
450-
define i1 @or_icmp3(i32 %x, i32 %y) {
451-
; CHECK-LABEL: @or_icmp3(
452-
; CHECK-NEXT: ret i1 true
453-
;
454-
%1 = icmp uge i32 %x, %y
455-
%2 = icmp ne i32 %y, 0
456-
%3 = or i1 %1, %2
457-
ret i1 %3
458-
}
459-
460-
define i1 @or_icmp4(i32 %x, i32 %y) {
461-
; CHECK-LABEL: @or_icmp4(
462-
; CHECK-NEXT: ret i1 true
463-
;
464-
%1 = icmp ule i32 %x, %y
465-
%2 = icmp ne i32 %x, 0
466-
%3 = or i1 %1, %2
467-
ret i1 %3
468-
}
469-
470-
define i1 @or_icmp5(i32 %x, i32 %y) {
471-
; CHECK-LABEL: @or_icmp5(
472-
; CHECK-NEXT: [[TMP1:%.*]] = icmp uge i32 [[X:%.*]], [[Y:%.*]]
473-
; CHECK-NEXT: ret i1 [[TMP1]]
474-
;
475-
%1 = icmp uge i32 %x, %y
476-
%2 = icmp eq i32 %y, 0
477-
%3 = or i1 %1, %2
478-
ret i1 %3
479-
}
480-
481-
define i1 @or_icmp6(i32 %x, i32 %y) {
482-
; CHECK-LABEL: @or_icmp6(
483-
; CHECK-NEXT: [[TMP1:%.*]] = icmp ule i32 [[X:%.*]], [[Y:%.*]]
484-
; CHECK-NEXT: ret i1 [[TMP1]]
485-
;
486-
%1 = icmp ule i32 %x, %y
487-
%2 = icmp eq i32 %x, 0
488-
%3 = or i1 %1, %2
489-
ret i1 %3
490-
}
491-
492386
; PR27869 - Look through casts to eliminate cmps and bitwise logic.
493387

494388
define i32 @and_of_zexted_icmps(i32 %i) {
@@ -581,6 +475,8 @@ define <2 x i3> @and_of_different_cast_icmps_vec(<2 x i8> %i, <2 x i16> %j) {
581475
ret <2 x i3> %and
582476
}
583477

478+
; limit
479+
584480
define i32 @or_of_zexted_icmps(i32 %i) {
585481
; CHECK-LABEL: @or_of_zexted_icmps(
586482
; CHECK-NEXT: ret i32 1

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