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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: not llc -mtriple=amdgcn -run-pass=legalizer -filetype=null %s 2>&1 | FileCheck %s3 4# CHECK: LLVM ERROR: unable to legalize instruction: %3:_(p0) = G_JUMP_TABLE %jump-table.0 (in function: jt_test)5 6# FIXME: This could probably be smaller, but the jump table MIR parsing is very crashy.7 8--- |9 define i32 @jt_test(i32 %x) {10 entry:11 switch i32 %x, label %return [12 i32 75, label %sw.bb13 i32 34, label %sw.bb14 i32 56, label %sw.bb15 i32 35, label %sw.bb16 i32 40, label %sw.bb17 i32 4, label %sw.bb118 i32 5, label %sw.bb119 i32 6, label %sw.bb120 ]21 22 sw.bb: ; preds = %entry, %entry, %entry, %entry, %entry23 %add = add nsw i32 %x, 4224 br label %return25 26 sw.bb1: ; preds = %entry, %entry, %entry27 %mul = mul nsw i32 %x, 328 br label %return29 30 return: ; preds = %sw.bb1, %sw.bb, %entry31 %retval.0 = phi i32 [ %mul, %sw.bb1 ], [ %add, %sw.bb ], [ 0, %entry ]32 ret i32 %retval.033 }34 35...36---37name: jt_test38tracksRegLiveness: true39jumpTable:40 kind: block-address41 entries:42 - id: 043 blocks: [ '%bb.3', '%bb.3', '%bb.3', '%bb.4', '%bb.4', '%bb.4',44 '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4',45 '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4',46 '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4',47 '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4',48 '%bb.2', '%bb.2', '%bb.4', '%bb.4', '%bb.4', '%bb.4',49 '%bb.2', '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4',50 '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4',51 '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.2', '%bb.4',52 '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4',53 '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4',54 '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.4', '%bb.2' ]55body: |56 bb.0.entry:57 liveins: $sgpr058 59 %0:_(s32) = COPY $sgpr060 %1:_(s32) = G_CONSTANT i32 061 %2:_(s1) = G_ICMP intpred(ugt), %0, %162 %3:_(p0) = G_JUMP_TABLE %jump-table.063 S_NOP 0, implicit %364 G_BRCOND %2, %bb.465 66 bb.1.entry:67 successors: %bb.3(0x2aaaaaab), %bb.4(0x2aaaaaab), %bb.2(0x2aaaaaab)68 69 G_BR %bb.470 71 bb.2.sw.bb:72 G_BR %bb.473 74 bb.3.sw.bb1:75 76 bb.4.return:77 S_ENDPGM 078 79...80