| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X86 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X64 |
| |
| define double @f1(double %a) { |
| ; X86-LABEL: f1: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %ebp |
| ; X86-NEXT: .cfi_def_cfa_offset 8 |
| ; X86-NEXT: .cfi_offset %ebp, -8 |
| ; X86-NEXT: movl %esp, %ebp |
| ; X86-NEXT: .cfi_def_cfa_register %ebp |
| ; X86-NEXT: andl $-8, %esp |
| ; X86-NEXT: subl $8, %esp |
| ; X86-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero |
| ; X86-NEXT: mulsd {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-NEXT: movsd %xmm0, (%esp) |
| ; X86-NEXT: fldl (%esp) |
| ; X86-NEXT: movl %ebp, %esp |
| ; X86-NEXT: popl %ebp |
| ; X86-NEXT: .cfi_def_cfa %esp, 4 |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: f1: |
| ; X64: # %bb.0: |
| ; X64-NEXT: mulsd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 |
| ; X64-NEXT: retq |
| %1 = fadd fast double %a, %a |
| %2 = fadd fast double %a, %a |
| %3 = fadd fast double %1, %2 |
| ret double %3 |
| } |
| |
| define double @f2(double %a) { |
| ; X86-LABEL: f2: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %ebp |
| ; X86-NEXT: .cfi_def_cfa_offset 8 |
| ; X86-NEXT: .cfi_offset %ebp, -8 |
| ; X86-NEXT: movl %esp, %ebp |
| ; X86-NEXT: .cfi_def_cfa_register %ebp |
| ; X86-NEXT: andl $-8, %esp |
| ; X86-NEXT: subl $8, %esp |
| ; X86-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero |
| ; X86-NEXT: addsd %xmm0, %xmm0 |
| ; X86-NEXT: movapd %xmm0, %xmm1 |
| ; X86-NEXT: #ARITH_FENCE |
| ; X86-NEXT: addsd %xmm0, %xmm1 |
| ; X86-NEXT: movsd %xmm1, (%esp) |
| ; X86-NEXT: fldl (%esp) |
| ; X86-NEXT: movl %ebp, %esp |
| ; X86-NEXT: popl %ebp |
| ; X86-NEXT: .cfi_def_cfa %esp, 4 |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: f2: |
| ; X64: # %bb.0: |
| ; X64-NEXT: addsd %xmm0, %xmm0 |
| ; X64-NEXT: movapd %xmm0, %xmm1 |
| ; X64-NEXT: #ARITH_FENCE |
| ; X64-NEXT: addsd %xmm1, %xmm0 |
| ; X64-NEXT: retq |
| %1 = fadd fast double %a, %a |
| %t = call double @llvm.arithmetic.fence.f64(double %1) |
| %2 = fadd fast double %a, %a |
| %3 = fadd fast double %t, %2 |
| ret double %3 |
| } |
| |
| define <2 x float> @f3(<2 x float> %a) { |
| ; X86-LABEL: f3: |
| ; X86: # %bb.0: |
| ; X86-NEXT: mulps {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: f3: |
| ; X64: # %bb.0: |
| ; X64-NEXT: mulps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 |
| ; X64-NEXT: retq |
| %1 = fadd fast <2 x float> %a, %a |
| %2 = fadd fast <2 x float> %a, %a |
| %3 = fadd fast <2 x float> %1, %2 |
| ret <2 x float> %3 |
| } |
| |
| define <2 x float> @f4(<2 x float> %a) { |
| ; X86-LABEL: f4: |
| ; X86: # %bb.0: |
| ; X86-NEXT: addps %xmm0, %xmm0 |
| ; X86-NEXT: movaps %xmm0, %xmm1 |
| ; X86-NEXT: #ARITH_FENCE |
| ; X86-NEXT: addps %xmm1, %xmm0 |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: f4: |
| ; X64: # %bb.0: |
| ; X64-NEXT: addps %xmm0, %xmm0 |
| ; X64-NEXT: movaps %xmm0, %xmm1 |
| ; X64-NEXT: #ARITH_FENCE |
| ; X64-NEXT: addps %xmm1, %xmm0 |
| ; X64-NEXT: retq |
| %1 = fadd fast <2 x float> %a, %a |
| %t = call <2 x float> @llvm.arithmetic.fence.v2f32(<2 x float> %1) |
| %2 = fadd fast <2 x float> %a, %a |
| %3 = fadd fast <2 x float> %t, %2 |
| ret <2 x float> %3 |
| } |
| |
| define <8 x float> @f5(<8 x float> %a) { |
| ; X86-LABEL: f5: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movaps {{.*#+}} xmm2 = [4.0E+0,4.0E+0,4.0E+0,4.0E+0] |
| ; X86-NEXT: mulps %xmm2, %xmm0 |
| ; X86-NEXT: mulps %xmm2, %xmm1 |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: f5: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movaps {{.*#+}} xmm2 = [4.0E+0,4.0E+0,4.0E+0,4.0E+0] |
| ; X64-NEXT: mulps %xmm2, %xmm0 |
| ; X64-NEXT: mulps %xmm2, %xmm1 |
| ; X64-NEXT: retq |
| %1 = fadd fast <8 x float> %a, %a |
| %2 = fadd fast <8 x float> %a, %a |
| %3 = fadd fast <8 x float> %1, %2 |
| ret <8 x float> %3 |
| } |
| |
| define <8 x float> @f6(<8 x float> %a) { |
| ; X86-LABEL: f6: |
| ; X86: # %bb.0: |
| ; X86-NEXT: addps %xmm0, %xmm0 |
| ; X86-NEXT: addps %xmm1, %xmm1 |
| ; X86-NEXT: movaps %xmm1, %xmm2 |
| ; X86-NEXT: #ARITH_FENCE |
| ; X86-NEXT: movaps %xmm0, %xmm3 |
| ; X86-NEXT: #ARITH_FENCE |
| ; X86-NEXT: addps %xmm3, %xmm0 |
| ; X86-NEXT: addps %xmm2, %xmm1 |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: f6: |
| ; X64: # %bb.0: |
| ; X64-NEXT: addps %xmm0, %xmm0 |
| ; X64-NEXT: addps %xmm1, %xmm1 |
| ; X64-NEXT: movaps %xmm1, %xmm2 |
| ; X64-NEXT: #ARITH_FENCE |
| ; X64-NEXT: movaps %xmm0, %xmm3 |
| ; X64-NEXT: #ARITH_FENCE |
| ; X64-NEXT: addps %xmm3, %xmm0 |
| ; X64-NEXT: addps %xmm2, %xmm1 |
| ; X64-NEXT: retq |
| %1 = fadd fast <8 x float> %a, %a |
| %t = call <8 x float> @llvm.arithmetic.fence.v8f32(<8 x float> %1) |
| %2 = fadd fast <8 x float> %a, %a |
| %3 = fadd fast <8 x float> %t, %2 |
| ret <8 x float> %3 |
| } |
| |
| declare float @llvm.arithmetic.fence.f32(float) |
| declare double @llvm.arithmetic.fence.f64(double) |
| declare <2 x float> @llvm.arithmetic.fence.v2f32(<2 x float>) |
| declare <8 x float> @llvm.arithmetic.fence.v8f32(<8 x float>) |