From 35bb7fdadc0040ef682365ba37a85cf47be19dc8 Mon Sep 17 00:00:00 2001 From: Zvi Rackover Date: Mon, 14 Nov 2016 18:10:44 +0000 Subject: [PATCH] [X86] Adding reproducer for pr30981 llvm-svn: 286855 --- llvm/test/CodeGen/X86/2009-04-12-FastIselOverflowCrash.ll | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/llvm/test/CodeGen/X86/2009-04-12-FastIselOverflowCrash.ll b/llvm/test/CodeGen/X86/2009-04-12-FastIselOverflowCrash.ll index b1222d1..d88b54a 100644 --- a/llvm/test/CodeGen/X86/2009-04-12-FastIselOverflowCrash.ll +++ b/llvm/test/CodeGen/X86/2009-04-12-FastIselOverflowCrash.ll @@ -1,5 +1,7 @@ -; RUN: llc < %s -fast-isel ; radr://6772169 +; RUN: llc < %s -fast-isel +; PR30981 +; RUN: llc < %s -O0 -mcpu=x86-64 -mattr=+avx512f | FileCheck %s 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" %0 = type { i32, i1 } ; type %0 @@ -8,6 +10,14 @@ declare %0 @llvm.sadd.with.overflow.i32(i32, i32) nounwind define fastcc i32 @test() nounwind { entry: +; CHECK-LABEL: _test: +; CHECK: ## BB#0: +; CHECK-NEXT: movl $1, %eax +; CHECK-NEXT: addl $0, %eax +; CHECK-NEXT: seto %k0 +; CHECK-NEXT: movl %eax, -4(%rsp) ## 4-byte Spill +; CHECK-NEXT: kmovw %k0, -6(%rsp) ## 2-byte Spill +; CHECK-NEXT: jo LBB0_2 %tmp1 = call %0 @llvm.sadd.with.overflow.i32(i32 1, i32 0) %tmp2 = extractvalue %0 %tmp1, 1 br i1 %tmp2, label %.backedge, label %BB3 -- 2.7.4