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[X86] Add PR33747 test case

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llvm-svn: 324838
This commit is contained in:
Simon Pilgrim 2018-02-11 13:12:50 +00:00
parent 779929ce3a
commit 772b66be55
1 changed files with 29 additions and 0 deletions
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test/CodeGen/X86/pr33747.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s
define void @PR33747(i32* nocapture) {
; CHECK-LABEL: PR33747:
; CHECK: # %bb.0:
; CHECK-NEXT: movl 24(%rdi), %eax
; CHECK-NEXT: testl %eax, %eax
; CHECK-NEXT: je .LBB0_3
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: incl %eax
; CHECK-NEXT: cmpl $3, %eax
; CHECK-NEXT: jae .LBB0_3
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB0_2: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: jmp .LBB0_2
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB0_3: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: jmp .LBB0_3
%2 = getelementptr inbounds i32, i32* %0, i64 6
%3 = load i32, i32* %2, align 4
%4 = add i32 %3, 1
%5 = icmp ult i32 %4, 3
%6 = icmp ne i32 %3, 0
%7 = and i1 %6, %5
br i1 %7, label %8, label %9
br label %8
br label %9
}