llvm-6502/test/CodeGen/X86/2007-01-08-InstrSched.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

23 lines
624 B
LLVM

; PR1075
; RUN: llc < %s -mtriple=x86_64-apple-darwin -O3 | FileCheck %s
define float @foo(float %x) nounwind {
%tmp1 = fmul float %x, 3.000000e+00
%tmp3 = fmul float %x, 5.000000e+00
%tmp5 = fmul float %x, 7.000000e+00
%tmp7 = fmul float %x, 1.100000e+01
%tmp10 = fadd float %tmp1, %tmp3
%tmp12 = fadd float %tmp10, %tmp5
%tmp14 = fadd float %tmp12, %tmp7
ret float %tmp14
; CHECK: mulss LCPI1_3(%rip)
; CHECK-NEXT: mulss LCPI1_0(%rip)
; CHECK-NEXT: mulss LCPI1_1(%rip)
; CHECK-NEXT: mulss LCPI1_2(%rip)
; CHECK-NEXT: addss
; CHECK-NEXT: addss
; CHECK-NEXT: addss
; CHECK-NEXT: ret
}