1 ; RUN: llc -mcpu=pwr7 < %s | FileCheck %s 2 target datalayout = "E-m:e-i64:64-n32:64" 3 target triple = "powerpc64-unknown-linux-gnu" 4 5 define i64 @test1(i64 %a, i64 %b) { 6 entry: 7 %c = icmp eq i64 %a, %b 8 br label %foo 9 10 foo: 11 call { i64, i64 } asm sideeffect "sc", "={r0},={r3},{r0},~{cr0},~{cr1},~{cr2},~{cr3},~{cr4},~{cr5},~{cr6},~{cr7}" (i64 %a) 12 br i1 %c, label %bar, label %end 13 14 bar: 15 ret i64 %b 16 17 end: 18 ret i64 %a 19 20 ; CHECK-LABEL: @test1 21 ; CHECK: mfcr [[REG1:[0-9]+]] 22 ; CHECK-DAG: cmpd 23 ; CHECK-DAG: mfocrf [[REG2:[0-9]+]], 24 ; CHECK-DAG: stw [[REG1]], 8(1) 25 ; CHECK-DAG: stw [[REG2]], -4(1) 26 27 ; CHECK: sc 28 ; CHECK: lwz [[REG3:[0-9]+]], -4(1) 29 ; CHECK: mtocrf 128, [[REG3]] 30 31 ; CHECK: lwz [[REG4:[0-9]+]], 8(1) 32 ; CHECK-DAG: mtocrf 32, [[REG4]] 33 ; CHECK-DAG: mtocrf 16, [[REG4]] 34 ; CHECK-DAG: mtocrf 8, [[REG4]] 35 ; CHECK: blr 36 } 37 38 define i64 @test2(i64 %a, i64 %b) { 39 entry: 40 %c = icmp eq i64 %a, %b 41 br label %foo 42 43 foo: 44 call { i64, i64 } asm sideeffect "sc", "={r0},={r3},{r0},~{cc}" (i64 %a) 45 br i1 %c, label %bar, label %end 46 47 bar: 48 ret i64 %b 49 50 end: 51 ret i64 %a 52 53 ; CHECK-LABEL: @test2 54 ; CHECK: mfcr [[REG1:[0-9]+]] 55 ; CHECK-DAG: cmpd 56 ; CHECK-DAG: mfocrf [[REG2:[0-9]+]], 57 ; CHECK-DAG: stw [[REG1]], 8(1) 58 ; CHECK-DAG: stw [[REG2]], -4(1) 59 60 ; CHECK: sc 61 ; CHECK: lwz [[REG3:[0-9]+]], -4(1) 62 ; CHECK: mtocrf 128, [[REG3]] 63 64 ; CHECK: lwz [[REG4:[0-9]+]], 8(1) 65 ; CHECK-DAG: mtocrf 32, [[REG4]] 66 ; CHECK-DAG: mtocrf 16, [[REG4]] 67 ; CHECK-DAG: mtocrf 8, [[REG4]] 68 ; CHECK: blr 69 } 70 71
