1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=sse2 | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; Ideally this would compile to 5 multiplies. 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Workerdefine double @pow_wrapper(double %a) nounwind readonly ssp noredzone { 5*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: pow_wrapper: 6*9880d681SAndroid Build Coastguard Worker; CHECK: # BB#0: 7*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: movapd %xmm0, %xmm1 8*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: mulsd %xmm1, %xmm1 9*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: mulsd %xmm1, %xmm0 10*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: mulsd %xmm1, %xmm1 11*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: mulsd %xmm1, %xmm0 12*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: mulsd %xmm1, %xmm1 13*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: mulsd %xmm0, %xmm1 14*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: movapd %xmm1, %xmm0 15*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: retq 16*9880d681SAndroid Build Coastguard Worker %ret = tail call double @llvm.powi.f64(double %a, i32 15) nounwind ; <double> [#uses=1] 17*9880d681SAndroid Build Coastguard Worker ret double %ret 18*9880d681SAndroid Build Coastguard Worker} 19*9880d681SAndroid Build Coastguard Worker 20*9880d681SAndroid Build Coastguard Workerdefine double @pow_wrapper_optsize(double %a) optsize { 21*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: pow_wrapper_optsize: 22*9880d681SAndroid Build Coastguard Worker; CHECK: # BB#0: 23*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: movl $15, %edi 24*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: jmp 25*9880d681SAndroid Build Coastguard Worker %ret = tail call double @llvm.powi.f64(double %a, i32 15) nounwind ; <double> [#uses=1] 26*9880d681SAndroid Build Coastguard Worker ret double %ret 27*9880d681SAndroid Build Coastguard Worker} 28*9880d681SAndroid Build Coastguard Worker 29*9880d681SAndroid Build Coastguard Workerdefine double @pow_wrapper_minsize(double %a) minsize { 30*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: pow_wrapper_minsize: 31*9880d681SAndroid Build Coastguard Worker; CHECK: # BB#0: 32*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: pushq $15 33*9880d681SAndroid Build Coastguard Worker; CHECK: popq %rdi 34*9880d681SAndroid Build Coastguard Worker; CHECK: jmp 35*9880d681SAndroid Build Coastguard Worker %ret = tail call double @llvm.powi.f64(double %a, i32 15) nounwind ; <double> [#uses=1] 36*9880d681SAndroid Build Coastguard Worker ret double %ret 37*9880d681SAndroid Build Coastguard Worker} 38*9880d681SAndroid Build Coastguard Worker 39*9880d681SAndroid Build Coastguard Workerdeclare double @llvm.powi.f64(double, i32) nounwind readonly 40*9880d681SAndroid Build Coastguard Worker 41