1 ; RUN: not llc < %s -march=x86 -mcpu=i686 -mattr=-sse 2>&1 | FileCheck --check-prefix NOSSE %s 2 ; RUN: llc < %s -march=x86 -mcpu=i686 -mattr=+sse | FileCheck %s 3 4 ; NOSSE: {{SSE register return with SSE disabled}} 5 6 ; CHECK: xmm 7 8 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" 9 target triple = "i386-unknown-linux-gnu" 10 @f = external global float ; <float*> [#uses=4] 11 @d = external global double ; <double*> [#uses=4] 12 13 define void @test() nounwind { 14 entry: 15 %0 = load float, float* @f, align 4 ; <float> [#uses=1] 16 %1 = tail call inreg float @foo1(float inreg %0) nounwind ; <float> [#uses=1] 17 store float %1, float* @f, align 4 18 %2 = load double, double* @d, align 8 ; <double> [#uses=1] 19 %3 = tail call inreg double @foo2(double inreg %2) nounwind ; <double> [#uses=1] 20 store double %3, double* @d, align 8 21 %4 = load float, float* @f, align 4 ; <float> [#uses=1] 22 %5 = tail call inreg float @foo3(float inreg %4) nounwind ; <float> [#uses=1] 23 store float %5, float* @f, align 4 24 %6 = load double, double* @d, align 8 ; <double> [#uses=1] 25 %7 = tail call inreg double @foo4(double inreg %6) nounwind ; <double> [#uses=1] 26 store double %7, double* @d, align 8 27 ret void 28 } 29 30 declare inreg float @foo1(float inreg) 31 32 declare inreg double @foo2(double inreg) 33 34 declare inreg float @foo3(float inreg) 35 36 declare inreg double @foo4(double inreg) 37
