llvm/test/CodeGen/X86/sse2.ll
Dan Gohman d84ea47b89 Don't enable the post-RA scheduler on x86 except at -O3. In its
current form, it is too expensive in compile time.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90781 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-07 19:04:31 +00:00

35 lines
1.2 KiB
LLVM

; Tests for SSE2 and below, without SSE3+.
; RUN: llc < %s -mtriple=i386-apple-darwin10 -mcpu=pentium4 -O3 | FileCheck %s
define void @t1(<2 x double>* %r, <2 x double>* %A, double %B) nounwind {
%tmp3 = load <2 x double>* %A, align 16
%tmp7 = insertelement <2 x double> undef, double %B, i32 0
%tmp9 = shufflevector <2 x double> %tmp3, <2 x double> %tmp7, <2 x i32> < i32 2, i32 1 >
store <2 x double> %tmp9, <2 x double>* %r, align 16
ret void
; CHECK: t1:
; CHECK: movl 8(%esp), %eax
; CHECK-NEXT: movl 4(%esp), %ecx
; CHECK-NEXT: movapd (%eax), %xmm0
; CHECK-NEXT: movlpd 12(%esp), %xmm0
; CHECK-NEXT: movapd %xmm0, (%ecx)
; CHECK-NEXT: ret
}
define void @t2(<2 x double>* %r, <2 x double>* %A, double %B) nounwind {
%tmp3 = load <2 x double>* %A, align 16
%tmp7 = insertelement <2 x double> undef, double %B, i32 0
%tmp9 = shufflevector <2 x double> %tmp3, <2 x double> %tmp7, <2 x i32> < i32 0, i32 2 >
store <2 x double> %tmp9, <2 x double>* %r, align 16
ret void
; CHECK: t2:
; CHECK: movl 8(%esp), %eax
; CHECK-NEXT: movl 4(%esp), %ecx
; CHECK-NEXT: movapd (%eax), %xmm0
; CHECK-NEXT: movhpd 12(%esp), %xmm0
; CHECK-NEXT: movapd %xmm0, (%ecx)
; CHECK-NEXT: ret
}