1 ; Test section group of the function with linkonce_odr 2 3 ; The instantiation of C++ function template will come with linkonce_odr, 4 ; which indicates that the linker can remove the duplicated instantiation. 5 ; However, to make this feature work, we have to group the section properly. 6 ; .text, .ARM.extab, and .ARM.exidx should be grouped together. 7 8 ; RUN: llc -mtriple arm-unknown-linux-gnueabi \ 9 ; RUN: -arm-enable-ehabi -arm-enable-ehabi-descriptors \ 10 ; RUN: -filetype=obj -o - %s \ 11 ; RUN: | elf-dump --dump-section-data \ 12 ; RUN: | FileCheck %s 13 14 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:64-n32-S64" 15 target triple = "armv4t--linux-gnueabi" 16 17 define void @_Z11instantiatev() { 18 entry: 19 tail call void @_Z4testIidEvT_S0_S0_S0_S0_T0_S1_S1_S1_S1_(i32 1, i32 2, i32 3, i32 4, i32 5, double 1.000000e-01, double 2.000000e-01, double 3.000000e-01, double 4.000000e-01, double 5.000000e-01) 20 ret void 21 } 22 23 define linkonce_odr void @_Z4testIidEvT_S0_S0_S0_S0_T0_S1_S1_S1_S1_(i32 %u1, i32 %u2, i32 %u3, i32 %u4, i32 %u5, double %v1, double %v2, double %v3, double %v4, double %v5) { 24 entry: 25 invoke void @_Z5printiiiii(i32 %u1, i32 %u2, i32 %u3, i32 %u4, i32 %u5) 26 to label %try.cont unwind label %lpad 27 28 lpad: ; preds = %entry 29 %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) 30 catch i8* null 31 %1 = extractvalue { i8*, i32 } %0, 0 32 %2 = tail call i8* @__cxa_begin_catch(i8* %1) nounwind 33 invoke void @_Z5printddddd(double %v1, double %v2, double %v3, double %v4, double %v5) 34 to label %invoke.cont2 unwind label %lpad1 35 36 invoke.cont2: ; preds = %lpad 37 tail call void @__cxa_end_catch() 38 br label %try.cont 39 40 try.cont: ; preds = %entry, %invoke.cont2 41 ret void 42 43 lpad1: ; preds = %lpad 44 %3 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) 45 cleanup 46 invoke void @__cxa_end_catch() 47 to label %eh.resume unwind label %terminate.lpad 48 49 eh.resume: ; preds = %lpad1 50 resume { i8*, i32 } %3 51 52 terminate.lpad: ; preds = %lpad1 53 %4 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) 54 catch i8* null 55 tail call void @_ZSt9terminatev() noreturn nounwind 56 unreachable 57 } 58 59 declare void @_Z5printiiiii(i32, i32, i32, i32, i32) 60 61 declare i32 @__gxx_personality_v0(...) 62 63 declare i8* @__cxa_begin_catch(i8*) 64 65 declare void @_Z5printddddd(double, double, double, double, double) 66 67 declare void @__cxa_end_catch() 68 69 declare void @_ZSt9terminatev() 70 71 ; CHECK: # Section 1 72 ; CHECK-NEXT: (('sh_name', 0x0000002f) # '.group' 73 ; CHECK: ('_section_data', '01000000 0a000000 0c000000 0e000000') 74 ; CHECK: # Section 10 75 ; CHECK-NEXT: (('sh_name', 0x000000e1) # '.text._Z4testIidEvT_S0_S0_S0_S0_T0_S1_S1_S1_S1_' 76 ; CHECK: # Section 12 77 ; CHECK-NEXT: (('sh_name', 0x000000d7) # '.ARM.extab.text._Z4testIidEvT_S0_S0_S0_S0_T0_S1_S1_S1_S1_' 78 ; CHECK: # Section 14 79 ; CHECK-NEXT: (('sh_name', 0x00000065) # '.ARM.exidx.text._Z4testIidEvT_S0_S0_S0_S0_T0_S1_S1_S1_S1_' 80
