100 lines
4.8 KiB
LLVM
100 lines
4.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=thumbv8-eabi -float-abi=hard -arm-restrict-it | FileCheck --check-prefixes=P01 %s
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; RUN: llc < %s -mtriple=thumbv7-eabi -float-abi=hard -arm-restrict-it | FileCheck --check-prefixes=P01 %s
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; RUN: llc < %s -mtriple=thumbv8-eabi -float-abi=hard -regalloc=basic -arm-restrict-it | FileCheck --check-prefixes=P23 %s
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; RUN: llc < %s -mtriple=thumbv7-eabi -float-abi=hard -regalloc=basic -arm-restrict-it | FileCheck --check-prefixes=P23 %s
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%"struct.__gnu_cxx::__normal_iterator<char*,std::basic_string<char, std::char_traits<char>, std::allocator<char> > >" = type { i8* }
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%"struct.__gnu_cxx::new_allocator<char>" = type <{ i8 }>
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%"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> > >" }
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%"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" }
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%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >::_Rep_base" = type { i32, i32, i32 }
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define 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) {
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; P01-LABEL: _ZNKSs7compareERKSs:
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; P01: @ %bb.0: @ %entry
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; P01-NEXT: .save {r4, r5, r6, r7, r8, lr}
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; P01-NEXT: push.w {r4, r5, r6, r7, r8, lr}
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; P01-NEXT: mov r8, r1
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; P01-NEXT: mov r5, r0
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; P01-NEXT: bl _ZNKSs4sizeEv
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; P01-NEXT: mov r4, r0
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; P01-NEXT: mov r0, r8
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; P01-NEXT: bl _ZNKSs4sizeEv
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; P01-NEXT: mov r6, r4
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; P01-NEXT: cmp r4, r0
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; P01-NEXT: mov r7, r0
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; P01-NEXT: it hi
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; P01-NEXT: movhi r6, r0
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; P01-NEXT: mov r0, r5
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; P01-NEXT: bl _ZNKSs7_M_dataEv
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; P01-NEXT: mov r5, r0
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; P01-NEXT: mov r0, r8
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; P01-NEXT: bl _ZNKSs4dataEv
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; P01-NEXT: mov r1, r0
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; P01-NEXT: mov r0, r5
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; P01-NEXT: mov r2, r6
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; P01-NEXT: bl memcmp
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; P01-NEXT: subs r1, r4, r7
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; P01-NEXT: cmp r0, #0
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; P01-NEXT: it eq
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; P01-NEXT: moveq r0, r1
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; P01-NEXT: pop.w {r4, r5, r6, r7, r8, pc}
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;
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; P23-LABEL: _ZNKSs7compareERKSs:
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; P23: @ %bb.0: @ %entry
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; P23-NEXT: .save {r4, r5, r6, r7, r8, lr}
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; P23-NEXT: push.w {r4, r5, r6, r7, r8, lr}
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; P23-NEXT: mov r8, r1
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; P23-NEXT: mov r7, r0
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; P23-NEXT: bl _ZNKSs4sizeEv
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; P23-NEXT: mov r6, r0
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; P23-NEXT: mov r0, r8
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; P23-NEXT: bl _ZNKSs4sizeEv
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; P23-NEXT: mov r4, r6
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; P23-NEXT: cmp r6, r0
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; P23-NEXT: mov r5, r0
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; P23-NEXT: it hi
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; P23-NEXT: movhi r4, r0
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; P23-NEXT: mov r0, r7
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; P23-NEXT: bl _ZNKSs7_M_dataEv
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; P23-NEXT: mov r7, r0
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; P23-NEXT: mov r0, r8
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; P23-NEXT: bl _ZNKSs4dataEv
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; P23-NEXT: mov r1, r0
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; P23-NEXT: mov r0, r7
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; P23-NEXT: mov r2, r4
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; P23-NEXT: bl memcmp
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; P23-NEXT: subs r1, r6, r5
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; P23-NEXT: cmp r0, #0
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; P23-NEXT: it eq
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; P23-NEXT: moveq r0, r1
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; P23-NEXT: pop.w {r4, r5, r6, r7, r8, pc}
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entry:
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%0 = tail call arm_aapcs_vfpcc i32 @_ZNKSs4sizeEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this) ; <i32> [#uses=3]
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%1 = tail call arm_aapcs_vfpcc i32 @_ZNKSs4sizeEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %__str) ; <i32> [#uses=3]
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%2 = icmp ult i32 %1, %0 ; <i1> [#uses=1]
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%3 = select i1 %2, i32 %1, i32 %0 ; <i32> [#uses=1]
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%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]
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%5 = tail call arm_aapcs_vfpcc i8* @_ZNKSs4dataEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %__str) ; <i8*> [#uses=1]
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%6 = tail call arm_aapcs_vfpcc i32 @memcmp(i8* %4, i8* %5, i32 %3) nounwind readonly ; <i32> [#uses=2]
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%7 = icmp eq i32 %6, 0 ; <i1> [#uses=1]
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br i1 %7, label %bb, label %bb1
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bb: ; preds = %entry
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%8 = sub i32 %0, %1 ; <i32> [#uses=1]
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ret i32 %8
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bb1: ; preds = %entry
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ret i32 %6
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}
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declare arm_aapcs_vfpcc i32 @memcmp(i8* nocapture, i8* nocapture, i32) nounwind readonly
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declare arm_aapcs_vfpcc i32 @_ZNKSs4sizeEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this)
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declare arm_aapcs_vfpcc i8* @_ZNKSs7_M_dataEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this)
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declare arm_aapcs_vfpcc i8* @_ZNKSs4dataEv(%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >"* %this)
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