fp-stack-ret-conv.ll 1.11 KB
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mcpu=yonah | FileCheck %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"
target triple = "i686-apple-darwin8"

define void @test(double *%b) {
; CHECK-LABEL: test:
; CHECK:       ## %bb.0: ## %entry
; CHECK-NEXT:    pushl %esi
; CHECK-NEXT:    .cfi_def_cfa_offset 8
; CHECK-NEXT:    subl $8, %esp
; CHECK-NEXT:    .cfi_def_cfa_offset 16
; CHECK-NEXT:    .cfi_offset %esi, -8
; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %esi
; CHECK-NEXT:    calll _foo
; CHECK-NEXT:    fstps {{[0-9]+}}(%esp)
; CHECK-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; CHECK-NEXT:    cvtss2sd %xmm0, %xmm0
; CHECK-NEXT:    movsd %xmm0, (%esi)
; CHECK-NEXT:    addl $8, %esp
; CHECK-NEXT:    popl %esi
; CHECK-NEXT:    retl
entry:
	%tmp13 = tail call double @foo()
	%tmp1314 = fptrunc double %tmp13 to float		; <float> [#uses=1]
	%tmp3940 = fpext float %tmp1314 to double		; <double> [#uses=1]
	store volatile double %tmp3940, double* %b
	ret void
}

declare double @foo()