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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=thumbv8-eabi -float-abi=hard -arm-restrict-it | FileCheck --check-prefixes=P01 %s3; RUN: llc < %s -mtriple=thumbv7-eabi -float-abi=hard -arm-restrict-it | FileCheck --check-prefixes=P01 %s4; RUN: llc < %s -mtriple=thumbv8-eabi -float-abi=hard -regalloc=basic -arm-restrict-it | FileCheck --check-prefixes=P23 %s5; RUN: llc < %s -mtriple=thumbv7-eabi -float-abi=hard -regalloc=basic -arm-restrict-it | FileCheck --check-prefixes=P23 %s6 7%"struct.__gnu_cxx::__normal_iterator<char*,std::basic_string<char, std::char_traits<char>, std::allocator<char> > >" = type { ptr }8%"struct.__gnu_cxx::new_allocator<char>" = type <{ i8 }>9%"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> > >" }10%"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" }11%"struct.std::basic_string<char,std::char_traits<char>,std::allocator<char> >::_Rep_base" = type { i32, i32, i32 }12 13 14define weak arm_aapcs_vfpcc i32 @_ZNKSs7compareERKSs(ptr %this, ptr %__str) {15; P01-LABEL: _ZNKSs7compareERKSs:16; P01: @ %bb.0: @ %entry17; P01-NEXT: .save {r4, r5, r6, r7, r8, lr}18; P01-NEXT: push.w {r4, r5, r6, r7, r8, lr}19; P01-NEXT: mov r8, r120; P01-NEXT: mov r5, r021; P01-NEXT: bl _ZNKSs4sizeEv22; P01-NEXT: mov r4, r023; P01-NEXT: mov r0, r824; P01-NEXT: bl _ZNKSs4sizeEv25; P01-NEXT: mov r6, r426; P01-NEXT: cmp r4, r027; P01-NEXT: mov r7, r028; P01-NEXT: it hi29; P01-NEXT: movhi r6, r030; P01-NEXT: mov r0, r531; P01-NEXT: bl _ZNKSs7_M_dataEv32; P01-NEXT: mov r5, r033; P01-NEXT: mov r0, r834; P01-NEXT: bl _ZNKSs4dataEv35; P01-NEXT: mov r1, r036; P01-NEXT: mov r0, r537; P01-NEXT: mov r2, r638; P01-NEXT: bl memcmp39; P01-NEXT: subs r1, r4, r740; P01-NEXT: cmp r0, #041; P01-NEXT: it eq42; P01-NEXT: moveq r0, r143; P01-NEXT: pop.w {r4, r5, r6, r7, r8, pc}44;45; P23-LABEL: _ZNKSs7compareERKSs:46; P23: @ %bb.0: @ %entry47; P23-NEXT: .save {r4, r5, r6, r7, r8, lr}48; P23-NEXT: push.w {r4, r5, r6, r7, r8, lr}49; P23-NEXT: mov r8, r150; P23-NEXT: mov r7, r051; P23-NEXT: bl _ZNKSs4sizeEv52; P23-NEXT: mov r6, r053; P23-NEXT: mov r0, r854; P23-NEXT: bl _ZNKSs4sizeEv55; P23-NEXT: mov r4, r656; P23-NEXT: cmp r6, r057; P23-NEXT: mov r5, r058; P23-NEXT: it hi59; P23-NEXT: movhi r4, r060; P23-NEXT: mov r0, r761; P23-NEXT: bl _ZNKSs7_M_dataEv62; P23-NEXT: mov r7, r063; P23-NEXT: mov r0, r864; P23-NEXT: bl _ZNKSs4dataEv65; P23-NEXT: mov r1, r066; P23-NEXT: mov r0, r767; P23-NEXT: mov r2, r468; P23-NEXT: bl memcmp69; P23-NEXT: subs r1, r6, r570; P23-NEXT: cmp r0, #071; P23-NEXT: it eq72; P23-NEXT: moveq r0, r173; P23-NEXT: pop.w {r4, r5, r6, r7, r8, pc}74entry:75 %0 = tail call arm_aapcs_vfpcc i32 @_ZNKSs4sizeEv(ptr %this) ; <i32> [#uses=3]76 %1 = tail call arm_aapcs_vfpcc i32 @_ZNKSs4sizeEv(ptr %__str) ; <i32> [#uses=3]77 %2 = icmp ult i32 %1, %0 ; <i1> [#uses=1]78 %3 = select i1 %2, i32 %1, i32 %0 ; <i32> [#uses=1]79 %4 = tail call arm_aapcs_vfpcc ptr @_ZNKSs7_M_dataEv(ptr %this) ; <ptr> [#uses=1]80 %5 = tail call arm_aapcs_vfpcc ptr @_ZNKSs4dataEv(ptr %__str) ; <ptr> [#uses=1]81 %6 = tail call arm_aapcs_vfpcc i32 @memcmp(ptr %4, ptr %5, i32 %3) nounwind readonly ; <i32> [#uses=2]82 %7 = icmp eq i32 %6, 0 ; <i1> [#uses=1]83 br i1 %7, label %bb, label %bb184 85bb: ; preds = %entry86 %8 = sub i32 %0, %1 ; <i32> [#uses=1]87 ret i32 %888 89bb1: ; preds = %entry90 ret i32 %691}92 93declare arm_aapcs_vfpcc i32 @memcmp(ptr nocapture, ptr nocapture, i32) nounwind readonly94 95declare arm_aapcs_vfpcc i32 @_ZNKSs4sizeEv(ptr %this)96 97declare arm_aapcs_vfpcc ptr @_ZNKSs7_M_dataEv(ptr %this)98 99declare arm_aapcs_vfpcc ptr @_ZNKSs4dataEv(ptr %this)100