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[Test] Add swapped tests for D143726
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@xortator
xortator committed Mar 10, 2023
1 parent 513d9b9 commit c7d995d
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248 changes: 248 additions & 0 deletions llvm/test/Transforms/LICM/min_max.ll
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Expand Up @@ -496,3 +496,251 @@ loop:
exit:
ret i32 %iv
}

; TODO: turn to %iv <u umin(inv_1, inv_2) and hoist it out of loop.
define i32 @test_ult_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
; CHECK-LABEL: @test_ult_swapped(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[CMP_1:%.*]] = icmp ugt i32 [[INV_1:%.*]], [[IV]]
; CHECK-NEXT: [[CMP_2:%.*]] = icmp ugt i32 [[INV_2:%.*]], [[IV]]
; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
; CHECK-NEXT: ret i32 [[IV_LCSSA]]
;
entry:
br label %loop

loop:
%iv = phi i32 [%start, %entry], [%iv.next, %loop]
%cmp_1 = icmp ugt i32 %inv_1, %iv
%cmp_2 = icmp ugt i32 %inv_2, %iv
%loop_cond = and i1 %cmp_1, %cmp_2
%iv.next = add i32 %iv, 1
br i1 %loop_cond, label %loop, label %exit

exit:
ret i32 %iv
}

; TODO: turn to %iv <=u umin(inv_1, inv_2) and hoist it out of loop.
define i32 @test_ule_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
; CHECK-LABEL: @test_ule_swapped(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[CMP_1:%.*]] = icmp uge i32 [[INV_1:%.*]], [[IV]]
; CHECK-NEXT: [[CMP_2:%.*]] = icmp uge i32 [[INV_2:%.*]], [[IV]]
; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
; CHECK-NEXT: ret i32 [[IV_LCSSA]]
;
entry:
br label %loop

loop:
%iv = phi i32 [%start, %entry], [%iv.next, %loop]
%cmp_1 = icmp uge i32 %inv_1, %iv
%cmp_2 = icmp uge i32 %inv_2, %iv
%loop_cond = and i1 %cmp_1, %cmp_2
%iv.next = add i32 %iv, 1
br i1 %loop_cond, label %loop, label %exit

exit:
ret i32 %iv
}

; TODO: turn to %iv <s smin(inv_1, inv_2) and hoist it out of loop.
define i32 @test_slt_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
; CHECK-LABEL: @test_slt_swapped(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[CMP_1:%.*]] = icmp sgt i32 [[INV_1:%.*]], [[IV]]
; CHECK-NEXT: [[CMP_2:%.*]] = icmp sgt i32 [[INV_2:%.*]], [[IV]]
; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
; CHECK-NEXT: ret i32 [[IV_LCSSA]]
;
entry:
br label %loop

loop:
%iv = phi i32 [%start, %entry], [%iv.next, %loop]
%cmp_1 = icmp sgt i32 %inv_1, %iv
%cmp_2 = icmp sgt i32 %inv_2, %iv
%loop_cond = and i1 %cmp_1, %cmp_2
%iv.next = add i32 %iv, 1
br i1 %loop_cond, label %loop, label %exit

exit:
ret i32 %iv
}

; TODO: turn to %iv <=s smin(inv_1, inv_2) and hoist it out of loop.
define i32 @test_sle_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
; CHECK-LABEL: @test_sle_swapped(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[CMP_1:%.*]] = icmp sge i32 [[INV_1:%.*]], [[IV]]
; CHECK-NEXT: [[CMP_2:%.*]] = icmp sge i32 [[INV_2:%.*]], [[IV]]
; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
; CHECK-NEXT: ret i32 [[IV_LCSSA]]
;
entry:
br label %loop

loop:
%iv = phi i32 [%start, %entry], [%iv.next, %loop]
%cmp_1 = icmp sge i32 %inv_1, %iv
%cmp_2 = icmp sge i32 %inv_2, %iv
%loop_cond = and i1 %cmp_1, %cmp_2
%iv.next = add i32 %iv, 1
br i1 %loop_cond, label %loop, label %exit

exit:
ret i32 %iv
}

; TODO: turn to %iv >u umax(inv_1, inv_2) and hoist it out of loop.
define i32 @test_ugt_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
; CHECK-LABEL: @test_ugt_swapped(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[CMP_1:%.*]] = icmp ult i32 [[INV_1:%.*]], [[IV]]
; CHECK-NEXT: [[CMP_2:%.*]] = icmp ult i32 [[INV_2:%.*]], [[IV]]
; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
; CHECK-NEXT: ret i32 [[IV_LCSSA]]
;
entry:
br label %loop

loop:
%iv = phi i32 [%start, %entry], [%iv.next, %loop]
%cmp_1 = icmp ult i32 %inv_1, %iv
%cmp_2 = icmp ult i32 %inv_2, %iv
%loop_cond = and i1 %cmp_1, %cmp_2
%iv.next = add i32 %iv, 1
br i1 %loop_cond, label %loop, label %exit

exit:
ret i32 %iv
}

; TODO: turn to %iv >=u umax(inv_1, inv_2) and hoist it out of loop.
define i32 @test_uge_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
; CHECK-LABEL: @test_uge_swapped(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[CMP_1:%.*]] = icmp ule i32 [[INV_1:%.*]], [[IV]]
; CHECK-NEXT: [[CMP_2:%.*]] = icmp ule i32 [[INV_2:%.*]], [[IV]]
; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
; CHECK-NEXT: ret i32 [[IV_LCSSA]]
;
entry:
br label %loop

loop:
%iv = phi i32 [%start, %entry], [%iv.next, %loop]
%cmp_1 = icmp ule i32 %inv_1, %iv
%cmp_2 = icmp ule i32 %inv_2, %iv
%loop_cond = and i1 %cmp_1, %cmp_2
%iv.next = add i32 %iv, 1
br i1 %loop_cond, label %loop, label %exit

exit:
ret i32 %iv
}

; TODO: turn to %iv >s smax(inv_1, inv_2) and hoist it out of loop.
define i32 @test_sgt_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
; CHECK-LABEL: @test_sgt_swapped(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[CMP_1:%.*]] = icmp slt i32 [[INV_1:%.*]], [[IV]]
; CHECK-NEXT: [[CMP_2:%.*]] = icmp slt i32 [[INV_2:%.*]], [[IV]]
; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
; CHECK-NEXT: ret i32 [[IV_LCSSA]]
;
entry:
br label %loop

loop:
%iv = phi i32 [%start, %entry], [%iv.next, %loop]
%cmp_1 = icmp slt i32 %inv_1, %iv
%cmp_2 = icmp slt i32 %inv_2, %iv
%loop_cond = and i1 %cmp_1, %cmp_2
%iv.next = add i32 %iv, 1
br i1 %loop_cond, label %loop, label %exit

exit:
ret i32 %iv
}

; TODO: turn to %iv >=s smax(inv_1, inv_2) and hoist it out of loop.
define i32 @test_sge_swapped(i32 %start, i32 %inv_1, i32 %inv_2) {
; CHECK-LABEL: @test_sge_swapped(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[CMP_1:%.*]] = icmp sle i32 [[INV_1:%.*]], [[IV]]
; CHECK-NEXT: [[CMP_2:%.*]] = icmp sle i32 [[INV_2:%.*]], [[IV]]
; CHECK-NEXT: [[LOOP_COND:%.*]] = and i1 [[CMP_1]], [[CMP_2]]
; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1
; CHECK-NEXT: br i1 [[LOOP_COND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[IV_LCSSA:%.*]] = phi i32 [ [[IV]], [[LOOP]] ]
; CHECK-NEXT: ret i32 [[IV_LCSSA]]
;
entry:
br label %loop

loop:
%iv = phi i32 [%start, %entry], [%iv.next, %loop]
%cmp_1 = icmp sle i32 %inv_1, %iv
%cmp_2 = icmp sle i32 %inv_2, %iv
%loop_cond = and i1 %cmp_1, %cmp_2
%iv.next = add i32 %iv, 1
br i1 %loop_cond, label %loop, label %exit

exit:
ret i32 %iv
}

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