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https://github.com/c64scene-ar/llvm-6502.git
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74bebde7c4
In this update: - I assumed neon2 does not imply vfpv4, but neon and vfpv4 imply neon2. - I kept setting .fpu=neon-vfpv4 code attribute because that is what the assembler understands. Patch by Ana Pazos <apazos@codeaurora.org> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152036 91177308-0d34-0410-b5e6-96231b3b80d8
101 lines
2.3 KiB
LLVM
101 lines
2.3 KiB
LLVM
; RUN: llc < %s -march=arm -mattr=+neon,+vfp4 | FileCheck %s
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; Check generated fused MAC and MLS.
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define double @fusedMACTest1(double %d1, double %d2, double %d3) {
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;CHECK: fusedMACTest1:
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;CHECK: vfma.f64
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%1 = fmul double %d1, %d2
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%2 = fadd double %1, %d3
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ret double %2
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}
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define float @fusedMACTest2(float %f1, float %f2, float %f3) {
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;CHECK: fusedMACTest2:
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;CHECK: vfma.f32
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%1 = fmul float %f1, %f2
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%2 = fadd float %1, %f3
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ret float %2
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}
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define double @fusedMACTest3(double %d1, double %d2, double %d3) {
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;CHECK: fusedMACTest3:
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;CHECK: vfms.f64
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%1 = fmul double %d2, %d3
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%2 = fsub double %d1, %1
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ret double %2
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}
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define float @fusedMACTest4(float %f1, float %f2, float %f3) {
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;CHECK: fusedMACTest4:
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;CHECK: vfms.f32
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%1 = fmul float %f2, %f3
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%2 = fsub float %f1, %1
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ret float %2
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}
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define double @fusedMACTest5(double %d1, double %d2, double %d3) {
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;CHECK: fusedMACTest5:
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;CHECK: vfnma.f64
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%1 = fmul double %d1, %d2
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%2 = fsub double -0.0, %1
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%3 = fsub double %2, %d3
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ret double %3
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}
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define float @fusedMACTest6(float %f1, float %f2, float %f3) {
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;CHECK: fusedMACTest6:
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;CHECK: vfnma.f32
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%1 = fmul float %f1, %f2
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%2 = fsub float -0.0, %1
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%3 = fsub float %2, %f3
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ret float %3
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}
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define double @fusedMACTest7(double %d1, double %d2, double %d3) {
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;CHECK: fusedMACTest7:
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;CHECK: vfnms.f64
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%1 = fmul double %d1, %d2
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%2 = fsub double %1, %d3
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ret double %2
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}
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define float @fusedMACTest8(float %f1, float %f2, float %f3) {
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;CHECK: fusedMACTest8:
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;CHECK: vfnms.f32
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%1 = fmul float %f1, %f2
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%2 = fsub float %1, %f3
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ret float %2
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}
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define <2 x float> @fusedMACTest9(<2 x float> %a, <2 x float> %b) {
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;CHECK: fusedMACTest9:
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;CHECK: vfma.f32
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%mul = fmul <2 x float> %a, %b
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%add = fadd <2 x float> %mul, %a
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ret <2 x float> %add
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}
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define <2 x float> @fusedMACTest10(<2 x float> %a, <2 x float> %b) {
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;CHECK: fusedMACTest10:
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;CHECK: vfms.f32
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%mul = fmul <2 x float> %a, %b
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%sub = fsub <2 x float> %a, %mul
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ret <2 x float> %sub
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}
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define <4 x float> @fusedMACTest11(<4 x float> %a, <4 x float> %b) {
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;CHECK: fusedMACTest11:
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;CHECK: vfma.f32
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%mul = fmul <4 x float> %a, %b
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%add = fadd <4 x float> %mul, %a
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ret <4 x float> %add
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}
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define <4 x float> @fusedMACTest12(<4 x float> %a, <4 x float> %b) {
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;CHECK: fusedMACTest12:
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;CHECK: vfms.f32
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%mul = fmul <4 x float> %a, %b
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%sub = fsub <4 x float> %a, %mul
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ret <4 x float> %sub
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}
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