1; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py 2; RUN: llc %s -o - -verify-machineinstrs \ 3; RUN: -stop-after=finalize-isel -start-before=ppc-isel | FileCheck %s 4 5target datalayout = "e-m:e-i64:64-n32:64-S128-v256:256:256-v512:512:512" 6target triple = "powerpc64le-unknown-linux-gnu" 7 8define void @strncpy_from_kernel_nofault_count() { 9 ; CHECK-LABEL: name: strncpy_from_kernel_nofault_count 10 ; CHECK: bb.0.entry: 11 ; CHECK-NEXT: successors: %bb.1(0x80000000), %bb.3(0x00000000) 12 ; CHECK-NEXT: {{ $}} 13 ; CHECK-NEXT: INLINEASM_BR &"", 0 /* attdialect */, 131082 /* regdef:GPRC */, def %1, 13 /* imm */, %bb.3 14 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gprc = COPY %1 15 ; CHECK-NEXT: B %bb.1 16 ; CHECK-NEXT: {{ $}} 17 ; CHECK-NEXT: bb.1.asm.fallthrough: 18 ; CHECK-NEXT: successors: %bb.2(0x80000000) 19 ; CHECK-NEXT: {{ $}} 20 ; CHECK-NEXT: STB [[COPY]], 0, $zero8 :: (store (s8) into `ptr null`) 21 ; CHECK-NEXT: {{ $}} 22 ; CHECK-NEXT: bb.2.Efault: 23 ; CHECK-NEXT: BLR8 implicit $lr8, implicit $rm 24 ; CHECK-NEXT: {{ $}} 25 ; CHECK-NEXT: bb.3.Efault.split (machine-block-address-taken, inlineasm-br-indirect-target): 26 ; CHECK-NEXT: successors: %bb.2(0x80000000) 27 ; CHECK-NEXT: {{ $}} 28 ; CHECK-NEXT: STB %1, 0, $zero8 :: (store (s8) into `ptr null`) 29 ; CHECK-NEXT: B %bb.2 30entry: 31 %0 = callbr i8 asm "", "=r,!i"() 32 to label %asm.fallthrough [label %Efault.split] 33 34asm.fallthrough: 35 store i8 %0, ptr null, align 1 36 br label %Efault 37 38Efault: 39 ret void 40 41Efault.split: 42 %1 = call i8 @llvm.callbr.landingpad.i8(i8 %0) 43 store i8 %1, ptr null, align 1 44 br label %Efault 45} 46declare i8 @llvm.callbr.landingpad.i8(i8) 47