xref: /llvm-project/llvm/test/CodeGen/PowerPC/callbr-asm-outputs-indirect-isel.ll (revision 39811e2e537de415b68d1ed9edee716dbc59a4ed)
15cc1016aSNick Desaulniers; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2*39811e2eSNick Desaulniers; RUN: llc %s -o - -verify-machineinstrs \
3*39811e2eSNick Desaulniers; RUN:   -stop-after=finalize-isel -start-before=ppc-isel | FileCheck %s
45cc1016aSNick Desaulniers
55cc1016aSNick Desaulnierstarget datalayout = "e-m:e-i64:64-n32:64-S128-v256:256:256-v512:512:512"
65cc1016aSNick Desaulnierstarget triple = "powerpc64le-unknown-linux-gnu"
75cc1016aSNick Desaulniers
85cc1016aSNick Desaulniersdefine void @strncpy_from_kernel_nofault_count() {
95cc1016aSNick Desaulniers  ; CHECK-LABEL: name: strncpy_from_kernel_nofault_count
105cc1016aSNick Desaulniers  ; CHECK: bb.0.entry:
115cc1016aSNick Desaulniers  ; CHECK-NEXT:   successors: %bb.1(0x80000000), %bb.3(0x00000000)
125cc1016aSNick Desaulniers  ; CHECK-NEXT: {{  $}}
135cc1016aSNick Desaulniers  ; CHECK-NEXT:   INLINEASM_BR &"", 0 /* attdialect */, 131082 /* regdef:GPRC */, def %1, 13 /* imm */, %bb.3
145cc1016aSNick Desaulniers  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:gprc = COPY %1
155cc1016aSNick Desaulniers  ; CHECK-NEXT:   B %bb.1
165cc1016aSNick Desaulniers  ; CHECK-NEXT: {{  $}}
175cc1016aSNick Desaulniers  ; CHECK-NEXT: bb.1.asm.fallthrough:
185cc1016aSNick Desaulniers  ; CHECK-NEXT:   successors: %bb.2(0x80000000)
195cc1016aSNick Desaulniers  ; CHECK-NEXT: {{  $}}
205cc1016aSNick Desaulniers  ; CHECK-NEXT:   STB [[COPY]], 0, $zero8 :: (store (s8) into `ptr null`)
215cc1016aSNick Desaulniers  ; CHECK-NEXT: {{  $}}
225cc1016aSNick Desaulniers  ; CHECK-NEXT: bb.2.Efault:
235cc1016aSNick Desaulniers  ; CHECK-NEXT:   BLR8 implicit $lr8, implicit $rm
245cc1016aSNick Desaulniers  ; CHECK-NEXT: {{  $}}
255cc1016aSNick Desaulniers  ; CHECK-NEXT: bb.3.Efault.split (machine-block-address-taken, inlineasm-br-indirect-target):
265cc1016aSNick Desaulniers  ; CHECK-NEXT:   successors: %bb.2(0x80000000)
275cc1016aSNick Desaulniers  ; CHECK-NEXT: {{  $}}
285cc1016aSNick Desaulniers  ; CHECK-NEXT:   STB %1, 0, $zero8 :: (store (s8) into `ptr null`)
295cc1016aSNick Desaulniers  ; CHECK-NEXT:   B %bb.2
305cc1016aSNick Desaulniersentry:
315cc1016aSNick Desaulniers  %0 = callbr i8 asm "", "=r,!i"()
325cc1016aSNick Desaulniers          to label %asm.fallthrough [label %Efault.split]
335cc1016aSNick Desaulniers
345cc1016aSNick Desaulniersasm.fallthrough:
355cc1016aSNick Desaulniers  store i8 %0, ptr null, align 1
365cc1016aSNick Desaulniers  br label %Efault
375cc1016aSNick Desaulniers
385cc1016aSNick DesaulniersEfault:
395cc1016aSNick Desaulniers  ret void
405cc1016aSNick Desaulniers
415cc1016aSNick DesaulniersEfault.split:
425cc1016aSNick Desaulniers  %1 = call i8 @llvm.callbr.landingpad.i8(i8 %0)
435cc1016aSNick Desaulniers  store i8 %1, ptr null, align 1
445cc1016aSNick Desaulniers  br label %Efault
455cc1016aSNick Desaulniers}
465cc1016aSNick Desaulniersdeclare i8 @llvm.callbr.landingpad.i8(i8)
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