blob: 8dba2be6930756502fab34e66c364f1fd1c9180b [file] [log] [blame]
; RUN: llc -relocation-model=pic < %s | FileCheck %s
; The load restoring r30 at the end of the function was placed out of order
; relative to its uses as the PIC base pointer.
; This was because the r30 operand was not marked as "def" which allowed
; the post-RA scheduler to move it over other uses of r30.
; CHECK-LABEL: fred
; CHECK: lwz 30, 24(1)
; R30 should not appear in an instruction after it's been restored.
; CHECK-NOT: 30,
target datalayout = "E-m:e-p:32:32-i64:64-n32"
target triple = "powerpc--"
define double @fred(i64 %a) #0 {
entry:
%0 = lshr i64 %a, 32
%conv = trunc i64 %0 to i32
%conv1 = sitofp i32 %conv to double
%mul = fmul double %conv1, 0x41F0000000000000
%and = and i64 %a, 4294967295
%or = or i64 %and, 4841369599423283200
%sub = fadd double %mul, 0xC330000000000000
%1 = bitcast i64 %or to double
%add = fadd double %sub, %1
ret double %add
}
attributes #0 = { norecurse nounwind readnone "target-cpu"="ppc" "use-soft-float"="false" }