| ; RUN: llvm-as < %s > %t1 |
| ; RUN: not llc -march=x86 -mcpu=i686 -mattr=-sse < %t1 2> %t2 |
| ; RUN: grep "SSE register return with SSE disabled" %t2 |
| ; RUN: llc -march=x86 -mcpu=i686 -mattr=+sse < %t1 | grep xmm |
| target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32" |
| target triple = "i386-unknown-linux-gnu" |
| @f = external global float ; <float*> [#uses=4] |
| @d = external global double ; <double*> [#uses=4] |
| |
| define void @test() nounwind { |
| entry: |
| %0 = load float* @f, align 4 ; <float> [#uses=1] |
| %1 = tail call inreg float @foo1(float inreg %0) nounwind ; <float> [#uses=1] |
| store float %1, float* @f, align 4 |
| %2 = load double* @d, align 8 ; <double> [#uses=1] |
| %3 = tail call inreg double @foo2(double inreg %2) nounwind ; <double> [#uses=1] |
| store double %3, double* @d, align 8 |
| %4 = load float* @f, align 4 ; <float> [#uses=1] |
| %5 = tail call inreg float @foo3(float inreg %4) nounwind ; <float> [#uses=1] |
| store float %5, float* @f, align 4 |
| %6 = load double* @d, align 8 ; <double> [#uses=1] |
| %7 = tail call inreg double @foo4(double inreg %6) nounwind ; <double> [#uses=1] |
| store double %7, double* @d, align 8 |
| ret void |
| } |
| |
| declare inreg float @foo1(float inreg) |
| |
| declare inreg double @foo2(double inreg) |
| |
| declare inreg float @foo3(float inreg) |
| |
| declare inreg double @foo4(double inreg) |