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57 lines
1.8 KiB
57 lines
1.8 KiB
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=thumbv6m-none-unknown-eabi -tail-dup-placement-threshold=3 < %s | FileCheck %s
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define hidden void @test() {
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; CHECK-LABEL: test:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: movs r0, #1
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; CHECK-NEXT: lsls r1, r0, #2
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; CHECK-NEXT: b .LBB0_2
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; CHECK-NEXT: .LBB0_1: @ %bb2
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; CHECK-NEXT: @ in Loop: Header=BB0_2 Depth=1
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; CHECK-NEXT: cmp r0, #0
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; CHECK-NEXT: bne .LBB0_6
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; CHECK-NEXT: .LBB0_2: @ %switch
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; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: adr r2, .LJTI0_0
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; CHECK-NEXT: ldr r2, [r2, r1]
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; CHECK-NEXT: mov pc, r2
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; CHECK-NEXT: @ %bb.3:
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; CHECK-NEXT: .p2align 2
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; CHECK-NEXT: .LJTI0_0:
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; CHECK-NEXT: .long .LBB0_6+1
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; CHECK-NEXT: .long .LBB0_4+1
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; CHECK-NEXT: .long .LBB0_6+1
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; CHECK-NEXT: .long .LBB0_5+1
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; CHECK-NEXT: .LBB0_4: @ %switch
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; CHECK-NEXT: @ in Loop: Header=BB0_2 Depth=1
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; CHECK-NEXT: b .LBB0_1
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; CHECK-NEXT: .LBB0_5: @ %bb
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; CHECK-NEXT: @ in Loop: Header=BB0_2 Depth=1
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; CHECK-NEXT: cmp r0, #0
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; CHECK-NEXT: beq .LBB0_1
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; CHECK-NEXT: .LBB0_6: @ %dead
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entry:
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br label %switch
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switch: ; preds = %bb2, %entry
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switch i32 undef, label %dead2 [
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i32 0, label %dead
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i32 1, label %bb2
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i32 2, label %dead
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i32 3, label %bb
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]
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dead: ; preds = %bb2, %bb, %switch, %switch
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unreachable
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dead2: ; preds = %switch
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unreachable
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bb: ; preds = %switch
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br i1 undef, label %dead, label %bb2
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bb2: ; preds = %bb, %switch
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br i1 undef, label %dead, label %switch
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}
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