v8m.base-jumptable_alignment.ll
3.44 KB
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -filetype=obj -o /dev/null < %s
; RUN: llc -filetype=asm %s -o - | FileCheck %s
; ModuleID = 'bugpoint-reduced-simplified.bc'
source_filename = "bugpoint-output-39ed676.bc"
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
target triple = "thumbv8m.base-arm-none-eabi"
@crc32_tab = external unnamed_addr global [256 x i32], align 4
@g_566 = external global i32**, align 4
define void @main() {
; CHECK-LABEL: main:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: movw r0, :lower16:g_566
; CHECK-NEXT: movt r0, :upper16:g_566
; CHECK-NEXT: ldr r0, [r0]
; CHECK-NEXT: movs r0, #0
; CHECK-NEXT: cmp r0, #0
; CHECK-NEXT: beq .LBB0_8
; CHECK-NEXT: @ %bb.1: @ %for.cond7.preheader.i.lr.ph.i.i
; CHECK-NEXT: bne .LBB0_8
; CHECK-NEXT: .LBB0_2: @ %for.cond14.preheader.us.i.i.i
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: cbnz r0, .LBB0_7
; CHECK-NEXT: @ %bb.3: @ %for.cond14.preheader.us.i.i.i
; CHECK-NEXT: @ in Loop: Header=BB0_2 Depth=1
; CHECK-NEXT: lsls r1, r0, #2
; CHECK-NEXT: adr r2, .LJTI0_0
; CHECK-NEXT: adds r1, r2, r1
; CHECK-NEXT: mov pc, r1
; CHECK-NEXT: @ %bb.4:
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: .LJTI0_0:
; CHECK-NEXT: b.w .LBB0_5
; CHECK-NEXT: b.w .LBB0_7
; CHECK-NEXT: b.w .LBB0_6
; CHECK-NEXT: b.w .LBB0_8
; CHECK-NEXT: b.w .LBB0_7
; CHECK-NEXT: b.w .LBB0_7
; CHECK-NEXT: b.w .LBB0_7
; CHECK-NEXT: b.w .LBB0_7
; CHECK-NEXT: b.w .LBB0_7
; CHECK-NEXT: b.w .LBB0_7
; CHECK-NEXT: b.w .LBB0_7
; CHECK-NEXT: b.w .LBB0_5
; CHECK-NEXT: .LBB0_5: @ %for.cond14.preheader.us.i.i.i
; CHECK-NEXT: @ in Loop: Header=BB0_2 Depth=1
; CHECK-NEXT: b .LBB0_2
; CHECK-NEXT: .LBB0_6: @ %lbl_1394.i.i.i.loopexit
; CHECK-NEXT: .LBB0_7: @ %func_1.exit.loopexit
; CHECK-NEXT: .LBB0_8: @ %for.end476.i.i.i.loopexit
entry:
%0 = load volatile i32**, i32*** @g_566, align 4
br label %func_16.exit.i.i.i
lbl_1394.i.i.i.loopexit: ; preds = %for.cond14.preheader.us.i.i.i
unreachable
func_16.exit.i.i.i: ; preds = %entry
br i1 undef, label %for.cond7.preheader.i.lr.ph.i.i, label %for.end476.i.i.i.loopexit
for.cond7.preheader.i.lr.ph.i.i: ; preds = %func_16.exit.i.i.i
br i1 undef, label %for.end476.i.i.i.loopexit, label %for.cond7.preheader.i.i.preheader.i
for.cond7.preheader.i.i.preheader.i: ; preds = %for.cond7.preheader.i.lr.ph.i.i
br label %for.cond14.preheader.us.i.i.i
for.cond7.preheader.i.us.i.i: ; preds = %for.cond7.preheader.i.lr.ph.i.i
unreachable
for.cond14.preheader.us.i.i.i: ; preds = %for.inc459.us.i.i.i, %for.cond7.preheader.i.i.preheader.i
switch i4 undef, label %func_1.exit.loopexit [
i4 0, label %for.inc459.us.i.i.i
i4 -5, label %for.inc459.us.i.i.i
i4 2, label %lbl_1394.i.i.i.loopexit
i4 3, label %for.end476.i.i.i.loopexit
]
for.inc459.us.i.i.i: ; preds = %for.cond14.preheader.us.i.i.i, %for.cond14.preheader.us.i.i.i
br label %for.cond14.preheader.us.i.i.i
for.end476.i.i.i.loopexit: ; preds = %for.cond14.preheader.us.i.i.i
unreachable
func_1.exit.loopexit: ; preds = %for.cond14.preheader.us.i.i.i
%arrayidx.i63.i.i5252 = getelementptr inbounds [256 x i32], [256 x i32]* @crc32_tab, i32 0, i32 undef
unreachable
}