1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-apple-macosx | FileCheck %s
@global = external local_unnamed_addr global i8
@global.1 = external local_unnamed_addr global i64
define void @spam() local_unnamed_addr {
; CHECK-LABEL: spam:
; CHECK: ## %bb.0: ## %bb
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: testb %al, %al
; CHECK-NEXT: je LBB0_2
; CHECK-NEXT: ## %bb.1: ## %bb9
; CHECK-NEXT: movq _global.1@GOTPCREL(%rip), %rax
; CHECK-NEXT: movq $1, (%rax)
; CHECK-NEXT: LBB0_2: ## %bb8
; CHECK-NEXT: retq
bb:
%tmp = load i8, ptr @global, align 1
%tmp1 = and i8 %tmp, 1
%tmp2 = insertelement <8 x i8> undef, i8 %tmp1, i32 0
%tmp3 = ashr <8 x i8> %tmp2, <i8 7, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>
%tmp4 = shufflevector <8 x i8> %tmp3, <8 x i8> undef, <8 x i32> zeroinitializer
%tmp5 = icmp slt <8 x i8> %tmp4, zeroinitializer
%tmp6 = bitcast <8 x i1> %tmp5 to i8
%tmp7 = icmp eq i8 %tmp6, 0
br i1 %tmp7, label %bb8, label %bb9
bb8: ; preds = %bb9, %bb
ret void
bb9: ; preds = %bb
store i64 1, ptr @global.1, align 8
br label %bb8
}
|
