diff options
Diffstat (limited to 'llvm/test/Transforms/AtomicExpand/X86/expand-atomic-libcall.ll')
| -rw-r--r-- | llvm/test/Transforms/AtomicExpand/X86/expand-atomic-libcall.ll | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/llvm/test/Transforms/AtomicExpand/X86/expand-atomic-libcall.ll b/llvm/test/Transforms/AtomicExpand/X86/expand-atomic-libcall.ll new file mode 100644 index 00000000000..0af14c5f43c --- /dev/null +++ b/llvm/test/Transforms/AtomicExpand/X86/expand-atomic-libcall.ll @@ -0,0 +1,34 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt -S -mtriple=i686-linux-gnu -atomic-expand %s | FileCheck %s + + +define i256 @atomic_load256_libcall(i256* %ptr) nounwind { +; CHECK-LABEL: @atomic_load256_libcall( +; CHECK-NEXT: [[TMP1:%.*]] = bitcast i256* [[PTR:%.*]] to i8* +; CHECK-NEXT: [[TMP2:%.*]] = alloca i256, align 8 +; CHECK-NEXT: [[TMP3:%.*]] = bitcast i256* [[TMP2]] to i8* +; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 32, i8* [[TMP3]]) +; CHECK-NEXT: call void @__atomic_load(i64 32, i8* [[TMP1]], i8* [[TMP3]], i32 0) +; CHECK-NEXT: [[TMP4:%.*]] = load i256, i256* [[TMP2]], align 8 +; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 32, i8* [[TMP3]]) +; CHECK-NEXT: ret i256 [[TMP4]] +; + %result = load atomic i256, i256* %ptr unordered, align 16 + ret i256 %result +} + +define i256 @atomic_load256_libcall_as1(i256 addrspace(1)* %ptr) nounwind { +; CHECK-LABEL: @atomic_load256_libcall_as1( +; CHECK-NEXT: [[TMP1:%.*]] = bitcast i256 addrspace(1)* [[PTR:%.*]] to i8 addrspace(1)* +; CHECK-NEXT: [[TMP2:%.*]] = addrspacecast i8 addrspace(1)* [[TMP1]] to i8* +; CHECK-NEXT: [[TMP3:%.*]] = alloca i256, align 8 +; CHECK-NEXT: [[TMP4:%.*]] = bitcast i256* [[TMP3]] to i8* +; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 32, i8* [[TMP4]]) +; CHECK-NEXT: call void @__atomic_load(i64 32, i8* [[TMP2]], i8* [[TMP4]], i32 0) +; CHECK-NEXT: [[TMP5:%.*]] = load i256, i256* [[TMP3]], align 8 +; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 32, i8* [[TMP4]]) +; CHECK-NEXT: ret i256 [[TMP5]] +; + %result = load atomic i256, i256 addrspace(1)* %ptr unordered, align 16 + ret i256 %result +} |
