1 ; RUN: llvm-as < %s > %t1 2 ; RUN: not llc -march=x86 -mcpu=i686 -mattr=-sse < %t1 2> %t2 3 ; RUN: grep "SSE register return with SSE disabled" %t2 4 ; RUN: llc -march=x86 -mcpu=i686 -mattr=+sse < %t1 | grep xmm 5 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" 6 target triple = "i386-unknown-linux-gnu" 7 @f = external global float ; <float*> [#uses=4] 8 @d = external global double ; <double*> [#uses=4] 9 10 define void @test() nounwind { 11 entry: 12 %0 = load float* @f, align 4 ; <float> [#uses=1] 13 %1 = tail call inreg float @foo1(float inreg %0) nounwind ; <float> [#uses=1] 14 store float %1, float* @f, align 4 15 %2 = load double* @d, align 8 ; <double> [#uses=1] 16 %3 = tail call inreg double @foo2(double inreg %2) nounwind ; <double> [#uses=1] 17 store double %3, double* @d, align 8 18 %4 = load float* @f, align 4 ; <float> [#uses=1] 19 %5 = tail call inreg float @foo3(float inreg %4) nounwind ; <float> [#uses=1] 20 store float %5, float* @f, align 4 21 %6 = load double* @d, align 8 ; <double> [#uses=1] 22 %7 = tail call inreg double @foo4(double inreg %6) nounwind ; <double> [#uses=1] 23 store double %7, double* @d, align 8 24 ret void 25 } 26 27 declare inreg float @foo1(float inreg) 28 29 declare inreg double @foo2(double inreg) 30 31 declare inreg float @foo3(float inreg) 32 33 declare inreg double @foo4(double inreg) 34
