| ; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| ; RUN: llc %s -o - -verify-machineinstrs \ |
| ; RUN: -stop-after=finalize-isel -start-before=ppc-isel | FileCheck %s |
| |
| target datalayout = "e-m:e-i64:64-n32:64-S128-v256:256:256-v512:512:512" |
| target triple = "powerpc64le-unknown-linux-gnu" |
| |
| define void @strncpy_from_kernel_nofault_count() { |
| ; CHECK-LABEL: name: strncpy_from_kernel_nofault_count |
| ; CHECK: bb.0.entry: |
| ; CHECK-NEXT: successors: %bb.1(0x80000000), %bb.3(0x00000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: INLINEASM_BR &"", 0 /* attdialect */, 131082 /* regdef:GPRC */, def %1, 13 /* imm */, %bb.3 |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:gprc = COPY %1 |
| ; CHECK-NEXT: B %bb.1 |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.1.asm.fallthrough: |
| ; CHECK-NEXT: successors: %bb.2(0x80000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: STB [[COPY]], 0, $zero8 :: (store (s8) into `ptr null`) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.2.Efault: |
| ; CHECK-NEXT: BLR8 implicit $lr8, implicit $rm |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.3.Efault.split (machine-block-address-taken, inlineasm-br-indirect-target): |
| ; CHECK-NEXT: successors: %bb.2(0x80000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: STB %1, 0, $zero8 :: (store (s8) into `ptr null`) |
| ; CHECK-NEXT: B %bb.2 |
| entry: |
| %0 = callbr i8 asm "", "=r,!i"() |
| to label %asm.fallthrough [label %Efault.split] |
| |
| asm.fallthrough: |
| store i8 %0, ptr null, align 1 |
| br label %Efault |
| |
| Efault: |
| ret void |
| |
| Efault.split: |
| %1 = call i8 @llvm.callbr.landingpad.i8(i8 %0) |
| store i8 %1, ptr null, align 1 |
| br label %Efault |
| } |
| declare i8 @llvm.callbr.landingpad.i8(i8) |
