1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=x86_64-unknown-unknown -o - -stop-after machine-scheduler %s | FileCheck %s --check-prefix=PRE-RA 2*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=x86_64-unknown-unknown -o - -stop-after prologepilog %s | FileCheck %s --check-prefix=POST-RA 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Worker; This test verifies that the virtual register references in machine function's 5*9880d681SAndroid Build Coastguard Worker; liveins are cleared after register allocation. 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Workerdefine i32 @test(i32 %a, i32 %b) { 8*9880d681SAndroid Build Coastguard Workerbody: 9*9880d681SAndroid Build Coastguard Worker %c = mul i32 %a, %b 10*9880d681SAndroid Build Coastguard Worker ret i32 %c 11*9880d681SAndroid Build Coastguard Worker} 12*9880d681SAndroid Build Coastguard Worker 13*9880d681SAndroid Build Coastguard Worker; PRE-RA: liveins: 14*9880d681SAndroid Build Coastguard Worker; PRE-RA-NEXT: - { reg: '%edi', virtual-reg: '%0' } 15*9880d681SAndroid Build Coastguard Worker; PRE-RA-NEXT: - { reg: '%esi', virtual-reg: '%1' } 16*9880d681SAndroid Build Coastguard Worker 17*9880d681SAndroid Build Coastguard Worker; POST-RA: liveins: 18*9880d681SAndroid Build Coastguard Worker; POST-RA-NEXT: - { reg: '%edi' } 19*9880d681SAndroid Build Coastguard Worker; POST-RA-NEXT: - { reg: '%esi' } 20