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1# RUN: llc -mtriple=x86_64 -run-pass none -o - %s | FileCheck %s2# This test ensures that the MIR parser parses the jump table info and jump3# table operands correctly.4 5--- |6 7 define i32 @test_jumptable(i32 %in) {8 entry:9 switch i32 %in, label %def [10 i32 0, label %lbl111 i32 1, label %lbl212 i32 2, label %lbl313 i32 3, label %lbl414 ]15 16 def:17 ret i32 018 19 lbl1:20 ret i32 121 22 lbl2:23 ret i32 224 25 lbl3:26 ret i32 427 28 lbl4:29 ret i32 830 }31 32 define i32 @test_jumptable2(i32 %in) {33 entry:34 switch i32 %in, label %def [35 i32 0, label %lbl136 i32 1, label %lbl237 i32 2, label %lbl338 i32 3, label %lbl439 ]40 41 def:42 ret i32 043 44 lbl1:45 ret i32 146 47 lbl2:48 ret i32 249 50 lbl3:51 ret i32 452 53 lbl4:54 ret i32 855 }56 57...58---59name: test_jumptable60# CHECK: jumpTable:61# CHECK-NEXT: kind: label-difference3262# CHECK-NEXT: entries:63# CHECK-NEXT: - id: 064# CHECK-NEXT: blocks: [ '%bb.3', '%bb.4', '%bb.5', '%bb.6' ]65# CHECK-NEXT: body:66jumpTable:67 kind: label-difference3268 entries:69 - id: 070 blocks: [ '%bb.3', '%bb.4', '%bb.5', '%bb.6' ]71body: |72 bb.0.entry:73 successors: %bb.2, %bb.174 75 $eax = MOV32rr $edi, implicit-def $rax76 CMP32ri8 $edi, 3, implicit-def $eflags77 JCC_1 %bb.2, 7, implicit $eflags78 79 bb.1.entry:80 successors: %bb.3, %bb.4, %bb.5, %bb.681 ; CHECK: $rcx = LEA64r $rip, 1, $noreg, %jump-table.0, $noreg82 $rcx = LEA64r $rip, 1, _, %jump-table.0, _83 $rax = MOVSX64rm32 $rcx, 4, $rax, 0, _84 $rax = ADD64rr $rax, $rcx, implicit-def $eflags85 JMP64r $rax86 87 bb.2.def:88 $eax = MOV32r0 implicit-def $eflags89 RET64 $eax90 91 bb.3.lbl1:92 $eax = MOV32ri 193 RET64 $eax94 95 bb.4.lbl2:96 $eax = MOV32ri 297 RET64 $eax98 99 bb.5.lbl3:100 $eax = MOV32ri 4101 RET64 $eax102 103 bb.6.lbl4:104 $eax = MOV32ri 8105 RET64 $eax106...107---108name: test_jumptable2109jumpTable:110 kind: label-difference32111 entries:112 - id: 1113 blocks: [ '%bb.3', '%bb.4', '%bb.5', '%bb.6' ]114body: |115 bb.0.entry:116 successors: %bb.2, %bb.1117 118 $eax = MOV32rr $edi, implicit-def $rax119 CMP32ri8 $edi, 3, implicit-def $eflags120 JCC_1 %bb.2, 7, implicit $eflags121 122 bb.1.entry:123 successors: %bb.3, %bb.4, %bb.5, %bb.6124 ; Verify that the printer will use an id of 0 for this jump table:125 ; CHECK: $rcx = LEA64r $rip, 1, $noreg, %jump-table.0, $noreg126 $rcx = LEA64r $rip, 1, _, %jump-table.1, _127 $rax = MOVSX64rm32 $rcx, 4, $rax, 0, _128 $rax = ADD64rr $rax, $rcx, implicit-def $eflags129 JMP64r $rax130 131 bb.2.def:132 $eax = MOV32r0 implicit-def $eflags133 RET64 $eax134 135 bb.3.lbl1:136 $eax = MOV32ri 1137 RET64 $eax138 139 bb.4.lbl2:140 $eax = MOV32ri 2141 RET64 $eax142 143 bb.5.lbl3:144 $eax = MOV32ri 4145 RET64 $eax146 147 bb.6.lbl4:148 $eax = MOV32ri 8149 RET64 $eax150...151