blob: 5a80d8cd7b4e8df36e035d43c9ec19882e1fa05d [file] [log] [blame]
Joey Goulya5153cb2013-09-09 14:21:49 +00001; RUN: llc < %s -mtriple=thumbv8-eabi -float-abi=hard | FileCheck %s
Weiming Zhao0da5cc02013-11-13 18:29:49 +00002; RUN: llc < %s -mtriple=thumbv7-eabi -float-abi=hard -arm-restrict-it | FileCheck %s
Joey Goulya5153cb2013-09-09 14:21:49 +00003; RUN: llc < %s -mtriple=thumbv8-eabi -float-abi=hard -regalloc=basic | FileCheck %s
Weiming Zhao0da5cc02013-11-13 18:29:49 +00004; RUN: llc < %s -mtriple=thumbv7-eabi -float-abi=hard -regalloc=basic -arm-restrict-it | FileCheck %s
Joey Goulya5153cb2013-09-09 14:21:49 +00005
6%"struct.__gnu_cxx::__normal_iterator<char*,std::basic_string<char, std::char_traits<char>, std::allocator<char> > >" = type { i8* }
7%"struct.__gnu_cxx::new_allocator<char>" = type <{ i8 }>
8%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >" = type { %"struct.__gnu_cxx::__normal_iterator<char*,std::basic_string<char, std::char_traits<char>, std::allocator<char> > >" }
9%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >::_Rep" = type { %"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >::_Rep_base" }
10%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >::_Rep_base" = type { i32, i32, i32 }
11
12
13define weak arm_aapcs_vfpcc i32 @_ZNKSs7compareERKSs(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this, %"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %__str) {
14; CHECK-LABEL: _ZNKSs7compareERKSs:
15; CHECK: cbnz r0,
16; CHECK-NEXT: %bb
17; CHECK-NEXT: sub{{(.w)?}} r0, r{{[0-9]+}}, r{{[0-9]+}}
18; CHECK-NEXT: %bb1
19; CHECK-NEXT: pop.w
20entry:
21 %0 = tail call arm_aapcs_vfpcc i32 @_ZNKSs4sizeEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this) ; <i32> [#uses=3]
22 %1 = tail call arm_aapcs_vfpcc i32 @_ZNKSs4sizeEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %__str) ; <i32> [#uses=3]
23 %2 = icmp ult i32 %1, %0 ; <i1> [#uses=1]
24 %3 = select i1 %2, i32 %1, i32 %0 ; <i32> [#uses=1]
25 %4 = tail call arm_aapcs_vfpcc i8* @_ZNKSs7_M_dataEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this) ; <i8*> [#uses=1]
26 %5 = tail call arm_aapcs_vfpcc i8* @_ZNKSs4dataEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %__str) ; <i8*> [#uses=1]
27 %6 = tail call arm_aapcs_vfpcc i32 @memcmp(i8* %4, i8* %5, i32 %3) nounwind readonly ; <i32> [#uses=2]
28 %7 = icmp eq i32 %6, 0 ; <i1> [#uses=1]
29 br i1 %7, label %bb, label %bb1
30
31bb: ; preds = %entry
32 %8 = sub i32 %0, %1 ; <i32> [#uses=1]
33 ret i32 %8
34
35bb1: ; preds = %entry
36 ret i32 %6
37}
38
39declare arm_aapcs_vfpcc i32 @memcmp(i8* nocapture, i8* nocapture, i32) nounwind readonly
40
41declare arm_aapcs_vfpcc i32 @_ZNKSs4sizeEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this)
42
43declare arm_aapcs_vfpcc i8* @_ZNKSs7_M_dataEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this)
44
45declare arm_aapcs_vfpcc i8* @_ZNKSs4dataEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this)