| ; 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 ; <double> [#uses=2] |
| %1 = tail call double (...) @test() nounwind ; <double> [#uses=2] |
| %2 = fmul double %0, %0 ; <double> [#uses=1] |
| %3 = fmul double %1, %1 ; <double> [#uses=1] |
| %4 = fadd double %2, %3 ; <double> [#uses=1] |
| store double %4, double* %P, align 8 |
| ret void |
| } |
| |
| declare double @test(...) |