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1; RUN: not llc < %s -mtriple=thumbv8m.base-none-eabi 2>&1 | FileCheck %s --check-prefix=BASELINE2; RUN: llc < %s -mtriple=thumbv8m.main-none-eabi -mattr=+dsp 2>&1 | FileCheck %s --check-prefix=MAINLINE3 4; BASELINE: error: <unknown>:0:0: invalid register "faultmask_ns" for llvm.read_register5 6define i32 @read_mclass_registers() nounwind {7entry:8 ; MAINLINE-LABEL: read_mclass_registers:9 ; MAINLINE: mrs r0, apsr10 ; MAINLINE: mrs r1, iapsr11 ; MAINLINE: mrs r1, eapsr12 ; MAINLINE: mrs r1, xpsr13 ; MAINLINE: mrs r1, ipsr14 ; MAINLINE: mrs r1, epsr15 ; MAINLINE: mrs r1, iepsr16 ; MAINLINE: mrs r1, msp17 ; MAINLINE: mrs r1, psp18 ; MAINLINE: mrs r1, primask19 ; MAINLINE: mrs r1, basepri20 ; MAINLINE: mrs r1, basepri_max21 ; MAINLINE: mrs r1, faultmask22 ; MAINLINE: mrs r1, control23 ; MAINLINE: mrs r1, msplim24 ; MAINLINE: mrs r1, psplim25 ; MAINLINE: mrs r1, msp_ns26 ; MAINLINE: mrs r1, psp_ns27 ; MAINLINE: mrs r1, msplim_ns28 ; MAINLINE: mrs r1, psplim_ns29 ; MAINLINE: mrs r1, primask_ns30 ; MAINLINE: mrs r1, basepri_ns31 ; MAINLINE: mrs r1, faultmask_ns32 ; MAINLINE: mrs r1, control_ns33 ; MAINLINE: mrs r1, sp_ns34 35 %0 = call i32 @llvm.read_register.i32(metadata !0)36 %1 = call i32 @llvm.read_register.i32(metadata !4)37 %add1 = add i32 %1, %038 %2 = call i32 @llvm.read_register.i32(metadata !8)39 %add2 = add i32 %add1, %240 %3 = call i32 @llvm.read_register.i32(metadata !12)41 %add3 = add i32 %add2, %342 %4 = call i32 @llvm.read_register.i32(metadata !16)43 %add4 = add i32 %add3, %444 %5 = call i32 @llvm.read_register.i32(metadata !17)45 %add5 = add i32 %add4, %546 %6 = call i32 @llvm.read_register.i32(metadata !18)47 %add6 = add i32 %add5, %648 %7 = call i32 @llvm.read_register.i32(metadata !19)49 %add7 = add i32 %add6, %750 %8 = call i32 @llvm.read_register.i32(metadata !20)51 %add8 = add i32 %add7, %852 %9 = call i32 @llvm.read_register.i32(metadata !21)53 %add9 = add i32 %add8, %954 %10 = call i32 @llvm.read_register.i32(metadata !22)55 %add10 = add i32 %add9, %1056 %11 = call i32 @llvm.read_register.i32(metadata !23)57 %add11 = add i32 %add10, %1158 %12 = call i32 @llvm.read_register.i32(metadata !24)59 %add12 = add i32 %add11, %1260 %13 = call i32 @llvm.read_register.i32(metadata !25)61 %add13 = add i32 %add12, %1362 %14 = call i32 @llvm.read_register.i32(metadata !26)63 %add14 = add i32 %add13, %1464 %15 = call i32 @llvm.read_register.i32(metadata !27)65 %add15 = add i32 %add14, %1566 %16 = call i32 @llvm.read_register.i32(metadata !28)67 %add16 = add i32 %add15, %1668 %17 = call i32 @llvm.read_register.i32(metadata !29)69 %add17 = add i32 %add16, %1770 %18 = call i32 @llvm.read_register.i32(metadata !30)71 %add18 = add i32 %add17, %1872 %19 = call i32 @llvm.read_register.i32(metadata !31)73 %add19 = add i32 %add18, %1974 %20 = call i32 @llvm.read_register.i32(metadata !32)75 %add20 = add i32 %add19, %2076 %21 = call i32 @llvm.read_register.i32(metadata !33)77 %add21 = add i32 %add20, %2178 %22 = call i32 @llvm.read_register.i32(metadata !34)79 %add22 = add i32 %add21, %2280 %23 = call i32 @llvm.read_register.i32(metadata !35)81 %add23 = add i32 %add22, %2382 %24 = call i32 @llvm.read_register.i32(metadata !36)83 %add24 = add i32 %add23, %2484 ret i32 %add2485}86 87define void @write_mclass_registers(i32 %x) nounwind {88entry:89 ; MAINLINE-LABEL: write_mclass_registers:90 ; MAINLINE: msr apsr_nzcvq, r091 ; MAINLINE: msr apsr_nzcvq, r092 ; MAINLINE: msr apsr_g, r093 ; MAINLINE: msr apsr_nzcvqg, r094 ; MAINLINE: msr iapsr_nzcvq, r095 ; MAINLINE: msr iapsr_nzcvq, r096 ; MAINLINE: msr iapsr_g, r097 ; MAINLINE: msr iapsr_nzcvqg, r098 ; MAINLINE: msr eapsr_nzcvq, r099 ; MAINLINE: msr eapsr_nzcvq, r0100 ; MAINLINE: msr eapsr_g, r0101 ; MAINLINE: msr eapsr_nzcvqg, r0102 ; MAINLINE: msr xpsr_nzcvq, r0103 ; MAINLINE: msr xpsr_nzcvq, r0104 ; MAINLINE: msr xpsr_g, r0105 ; MAINLINE: msr xpsr_nzcvqg, r0106 ; MAINLINE: msr ipsr, r0107 ; MAINLINE: msr epsr, r0108 ; MAINLINE: msr iepsr, r0109 ; MAINLINE: msr msp, r0110 ; MAINLINE: msr psp, r0111 ; MAINLINE: msr primask, r0112 ; MAINLINE: msr basepri, r0113 ; MAINLINE: msr basepri_max, r0114 ; MAINLINE: msr faultmask, r0115 ; MAINLINE: msr control, r0116 ; MAINLINE: msr msplim, r0117 ; MAINLINE: msr psplim, r0118 ; MAINLINE: msr msp_ns, r0119 ; MAINLINE: msr psp_ns, r0120 ; MAINLINE: msr msplim_ns, r0121 ; MAINLINE: msr psplim_ns, r0122 ; MAINLINE: msr primask_ns, r0123 ; MAINLINE: msr basepri_ns, r0124 ; MAINLINE: msr faultmask_ns, r0125 ; MAINLINE: msr control_ns, r0126 ; MAINLINE: msr sp_ns, r0127 128 call void @llvm.write_register.i32(metadata !0, i32 %x)129 call void @llvm.write_register.i32(metadata !1, i32 %x)130 call void @llvm.write_register.i32(metadata !2, i32 %x)131 call void @llvm.write_register.i32(metadata !3, i32 %x)132 call void @llvm.write_register.i32(metadata !4, i32 %x)133 call void @llvm.write_register.i32(metadata !5, i32 %x)134 call void @llvm.write_register.i32(metadata !6, i32 %x)135 call void @llvm.write_register.i32(metadata !7, i32 %x)136 call void @llvm.write_register.i32(metadata !8, i32 %x)137 call void @llvm.write_register.i32(metadata !9, i32 %x)138 call void @llvm.write_register.i32(metadata !10, i32 %x)139 call void @llvm.write_register.i32(metadata !11, i32 %x)140 call void @llvm.write_register.i32(metadata !12, i32 %x)141 call void @llvm.write_register.i32(metadata !13, i32 %x)142 call void @llvm.write_register.i32(metadata !14, i32 %x)143 call void @llvm.write_register.i32(metadata !15, i32 %x)144 call void @llvm.write_register.i32(metadata !16, i32 %x)145 call void @llvm.write_register.i32(metadata !17, i32 %x)146 call void @llvm.write_register.i32(metadata !18, i32 %x)147 call void @llvm.write_register.i32(metadata !19, i32 %x)148 call void @llvm.write_register.i32(metadata !20, i32 %x)149 call void @llvm.write_register.i32(metadata !21, i32 %x)150 call void @llvm.write_register.i32(metadata !22, i32 %x)151 call void @llvm.write_register.i32(metadata !23, i32 %x)152 call void @llvm.write_register.i32(metadata !24, i32 %x)153 call void @llvm.write_register.i32(metadata !25, i32 %x)154 call void @llvm.write_register.i32(metadata !26, i32 %x)155 call void @llvm.write_register.i32(metadata !27, i32 %x)156 call void @llvm.write_register.i32(metadata !28, i32 %x)157 call void @llvm.write_register.i32(metadata !29, i32 %x)158 call void @llvm.write_register.i32(metadata !30, i32 %x)159 call void @llvm.write_register.i32(metadata !31, i32 %x)160 call void @llvm.write_register.i32(metadata !32, i32 %x)161 call void @llvm.write_register.i32(metadata !33, i32 %x)162 call void @llvm.write_register.i32(metadata !34, i32 %x)163 call void @llvm.write_register.i32(metadata !35, i32 %x)164 call void @llvm.write_register.i32(metadata !36, i32 %x)165 ret void166}167 168declare i32 @llvm.read_register.i32(metadata) nounwind169declare void @llvm.write_register.i32(metadata, i32) nounwind170 171!0 = !{!"apsr"}172!1 = !{!"apsr_nzcvq"}173!2 = !{!"apsr_g"}174!3 = !{!"apsr_nzcvqg"}175!4 = !{!"iapsr"}176!5 = !{!"iapsr_nzcvq"}177!6 = !{!"iapsr_g"}178!7 = !{!"iapsr_nzcvqg"}179!8 = !{!"eapsr"}180!9 = !{!"eapsr_nzcvq"}181!10 = !{!"eapsr_g"}182!11 = !{!"eapsr_nzcvqg"}183!12 = !{!"xpsr"}184!13 = !{!"xpsr_nzcvq"}185!14 = !{!"xpsr_g"}186!15 = !{!"xpsr_nzcvqg"}187!16 = !{!"ipsr"}188!17 = !{!"epsr"}189!18 = !{!"iepsr"}190!19 = !{!"msp"}191!20 = !{!"psp"}192!21 = !{!"primask"}193!22 = !{!"basepri"}194!23 = !{!"basepri_max"}195!24 = !{!"faultmask"}196!25 = !{!"control"}197!26 = !{!"msplim"}198!27 = !{!"psplim"}199!28 = !{!"msp_ns"}200!29 = !{!"psp_ns"}201!30 = !{!"msplim_ns"}202!31 = !{!"psplim_ns"}203!32 = !{!"primask_ns"}204!33 = !{!"basepri_ns"}205!34 = !{!"faultmask_ns"}206!35 = !{!"control_ns"}207!36 = !{!"sp_ns"}208 209