| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; radr://6772169 |
| ; RUN: llc < %s -fast-isel | FileCheck %s --check-prefix=FASTISEL |
| ; PR30981 |
| ; RUN: llc < %s -O0 -mcpu=x86-64 -mattr=+avx512f | FileCheck %s --check-prefix=AVX512F |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" |
| target triple = "x86_64-apple-darwin10" |
| |
| declare { i32, i1 } @llvm.sadd.with.overflow.i32(i32, i32) nounwind |
| |
| define fastcc i32 @test() nounwind { |
| ; FASTISEL-LABEL: test: |
| ; FASTISEL: ## %bb.0: ## %entry |
| ; FASTISEL-NEXT: movl $1, %eax |
| ; FASTISEL-NEXT: addl $0, %eax |
| ; FASTISEL-NEXT: xorl %eax, %eax |
| ; FASTISEL-NEXT: retq |
| ; |
| ; AVX512F-LABEL: test: |
| ; AVX512F: ## %bb.0: ## %entry |
| ; AVX512F-NEXT: movl $1, %eax |
| ; AVX512F-NEXT: addl $0, %eax |
| ; AVX512F-NEXT: seto %al |
| ; AVX512F-NEXT: jo LBB0_2 |
| ; AVX512F-NEXT: ## %bb.1: ## %BB3 |
| ; AVX512F-NEXT: LBB0_2: ## %.backedge |
| ; AVX512F-NEXT: xorl %eax, %eax |
| ; AVX512F-NEXT: retq |
| entry: |
| %tmp1 = call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 1, i32 0) |
| %tmp2 = extractvalue { i32, i1 } %tmp1, 1 |
| br i1 %tmp2, label %.backedge, label %BB3 |
| |
| BB3: |
| %tmp4 = extractvalue { i32, i1 } %tmp1, 0 |
| br label %.backedge |
| |
| .backedge: |
| ret i32 0 |
| } |
