; RUN: llc < %s -mtriple=i686-apple-darwin8 -mcpu=yonah -march=x86 | FileCheck %s ; These testcases shouldn't require loading into an XMM register then storing ; to memory, then reloading into an FPStack reg. ; CHECK: test1 ; CHECK: fldl ; CHECK-NEXT: ret define double @test1(double *%P) { %A = load double, double* %P ret double %A } ; fastcc should return a value ; CHECK: test2 ; CHECK-NOT: xmm ; CHECK: ret define fastcc double @test2(<2 x double> %A) { %B = extractelement <2 x double> %A, i32 0 ret double %B } ; CHECK: test3 ; CHECK: sub{{.*}}%esp ; CHECK-NOT: xmm define fastcc double @test3(<4 x float> %A) { %B = bitcast <4 x float> %A to <2 x double> %C = call fastcc double @test2(<2 x double> %B) ret double %C } ; Clear the stack when not using a return value. ; CHECK: test4 ; CHECK: call ; CHECK: fstp ; CHECK: ret define void @test4(double *%P) { %A = call double @test1(double *%P) ret void }