1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s | FileCheck %s 3; RUN: llc -relocation-model=pic < %s | FileCheck %s --check-prefix=PIC 4 5target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 6target triple = "x86_64-unknown-linux-gnu" 7 8@foo = external global i8, align 1, !absolute_symbol !0 9 10define void @bar(i8* %x) { 11; CHECK-LABEL: bar: 12; CHECK: # %bb.0: # %entry 13; CHECK-NEXT: testb $foo, (%rdi) 14; CHECK-NEXT: je .LBB0_1 15; CHECK-NEXT: # %bb.2: # %if.then 16; CHECK-NEXT: xorl %eax, %eax 17; CHECK-NEXT: jmp xf@PLT # TAILCALL 18; CHECK-NEXT: .LBB0_1: # %if.end 19; CHECK-NEXT: retq 20; 21; PIC-LABEL: bar: 22; PIC: # %bb.0: # %entry 23; PIC-NEXT: testb $foo, (%rdi) 24; PIC-NEXT: je .LBB0_1 25; PIC-NEXT: # %bb.2: # %if.then 26; PIC-NEXT: xorl %eax, %eax 27; PIC-NEXT: jmp xf@PLT # TAILCALL 28; PIC-NEXT: .LBB0_1: # %if.end 29; PIC-NEXT: retq 30entry: 31 %0 = load i8, i8* %x, align 1 32 %conv = sext i8 %0 to i32 33 %and = and i32 %conv, sext (i8 ptrtoint (i8* @foo to i8) to i32) 34 %tobool = icmp eq i32 %and, 0 35 br i1 %tobool, label %if.end, label %if.then 36 37if.then: ; preds = %entry 38 tail call void (...) @xf() 39 br label %if.end 40 41if.end: ; preds = %entry, %if.then 42 ret void 43} 44 45declare void @xf(...) 46 47!0 = !{i32 0, i32 256} 48