1 ; RUN: llc -mtriple=i686-linux-gnu -o - %s | FileCheck %s 2 3 @var = global i128 0 4 5 ; We were trying to convert the i128 operation into a libcall, but failing to 6 ; perform sret demotion when we couldn't return the result in registers. Make 7 ; sure we marshal the return properly: 8 9 define void @test_sret_libcall(i128 %l, i128 %r) { 10 ; CHECK-LABEL: test_sret_libcall: 11 12 ; Stack for call: 4(sret ptr), 16(i128 %l), 16(128 %r). So next logical 13 ; (aligned) place for the actual sret data is %esp + 20. 14 ; CHECK: leal 20(%esp), [[SRET_ADDR:%[a-z]+]] 15 ; CHECK: pushl 72(%esp) 16 ; CHECK: pushl 72(%esp) 17 ; CHECK: pushl 72(%esp) 18 ; CHECK: pushl 72(%esp) 19 ; CHECK: pushl 72(%esp) 20 ; CHECK: pushl 72(%esp) 21 ; CHECK: pushl 72(%esp) 22 ; CHECK: pushl 72(%esp) 23 ; CHECK: pushl [[SRET_ADDR]] 24 25 ; CHECK: calll __multi3 26 27 ; CHECK: addl $44, %esp 28 ; CHECK-DAG: movl 8(%esp), [[RES0:%[a-z]+]] 29 ; CHECK-DAG: movl 12(%esp), [[RES1:%[a-z]+]] 30 ; CHECK-DAG: movl 16(%esp), [[RES2:%[a-z]+]] 31 ; CHECK-DAG: movl 20(%esp), [[RES3:%[a-z]+]] 32 ; CHECK-DAG: movl [[RES0]], var 33 ; CHECK-DAG: movl [[RES1]], var+4 34 ; CHECK-DAG: movl [[RES2]], var+8 35 ; CHECK-DAG: movl [[RES3]], var+12 36 %prod = mul i128 %l, %r 37 store i128 %prod, i128* @var 38 ret void 39 } 40
