; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i386-apple-darwin -mcpu=corei7 | FileCheck %s ; PR3457 ; rdar://6548010 define void @foo(double* nocapture %P) nounwind { ; CHECK-LABEL: foo: ; CHECK: ## %bb.0: ## %entry ; CHECK-NEXT: pushl %esi ; CHECK-NEXT: subl $24, %esp ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %esi ; CHECK-NEXT: calll _test ; CHECK-NEXT: fstpl {{[0-9]+}}(%esp) ; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero ; CHECK-NEXT: movsd %xmm0, (%esp) ## 8-byte Spill ; CHECK-NEXT: calll _test ; CHECK-NEXT: fstpl {{[0-9]+}}(%esp) ; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero ; CHECK-NEXT: movsd (%esp), %xmm1 ## 8-byte Reload ; CHECK-NEXT: ## xmm1 = mem[0],zero ; CHECK-NEXT: mulsd %xmm1, %xmm1 ; CHECK-NEXT: mulsd %xmm0, %xmm0 ; CHECK-NEXT: addsd %xmm1, %xmm0 ; CHECK-NEXT: movsd %xmm0, (%esi) ; CHECK-NEXT: addl $24, %esp ; CHECK-NEXT: popl %esi ; CHECK-NEXT: retl entry: %0 = tail call double (...) @test() nounwind ; [#uses=2] %1 = tail call double (...) @test() nounwind ; [#uses=2] %2 = fmul double %0, %0 ; [#uses=1] %3 = fmul double %1, %1 ; [#uses=1] %4 = fadd double %2, %3 ; [#uses=1] store double %4, double* %P, align 8 ret void } declare double @test(...)