no-sse-x86.ll
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mcpu=i686 -mattr=+sse | FileCheck %s
; RUN: llc < %s -mcpu=i686 -mattr=-sse 2>&1 | FileCheck --check-prefix NOSSE %s
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
@d = external global double
define void @test() nounwind {
; CHECK-LABEL: test:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: subl $12, %esp
; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; CHECK-NEXT: movss %xmm0, (%esp)
; CHECK-NEXT: calll foo1
; CHECK-NEXT: fstps f
; CHECK-NEXT: fldl d
; CHECK-NEXT: fstpl (%esp)
; CHECK-NEXT: calll foo2
; CHECK-NEXT: fstpl d
; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; CHECK-NEXT: movss %xmm0, (%esp)
; CHECK-NEXT: calll foo3
; CHECK-NEXT: fstps f
; CHECK-NEXT: fldl d
; CHECK-NEXT: fstpl (%esp)
; CHECK-NEXT: calll foo4
; CHECK-NEXT: fstpl d
; CHECK-NEXT: addl $12, %esp
; CHECK-NEXT: retl
;
; NOSSE-LABEL: test:
; NOSSE: # %bb.0: # %entry
; NOSSE-NEXT: subl $12, %esp
; NOSSE-NEXT: flds f
; NOSSE-NEXT: fstps (%esp)
; NOSSE-NEXT: calll foo1
; NOSSE-NEXT: fstps f
; NOSSE-NEXT: fldl d
; NOSSE-NEXT: fstpl (%esp)
; NOSSE-NEXT: calll foo2
; NOSSE-NEXT: fstpl d
; NOSSE-NEXT: flds f
; NOSSE-NEXT: fstps (%esp)
; NOSSE-NEXT: calll foo3
; NOSSE-NEXT: fstps f
; NOSSE-NEXT: fldl d
; NOSSE-NEXT: fstpl (%esp)
; NOSSE-NEXT: calll foo4
; NOSSE-NEXT: fstpl d
; NOSSE-NEXT: addl $12, %esp
; NOSSE-NEXT: retl
entry:
%0 = load float, float* @f, align 4
%1 = tail call inreg float @foo1(float inreg %0) nounwind
store float %1, float* @f, align 4
%2 = load double, double* @d, align 8
%3 = tail call inreg double @foo2(double inreg %2) nounwind
store double %3, double* @d, align 8
%4 = load float, float* @f, align 4
%5 = tail call inreg float @foo3(float inreg %4) nounwind
store float %5, float* @f, align 4
%6 = load double, double* @d, align 8
%7 = tail call inreg double @foo4(double inreg %6) nounwind
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)