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llvm-mirror/test/CodeGen/PowerPC/ctrloop-fp64.ll
Ehsan Amiri db43217a24 Adding -verify-machineinstrs option to PowerPC tests
Currently we have a number of tests that fail with -verify-machineinstrs.
To detect this cases earlier we add the option to the testcases with the
exception of tests that will currently fail with this option. PR 27456 keeps
track of this failures.

No code review, as discussed with Hal Finkel.

llvm-svn: 277624
2016-08-03 18:17:35 +00:00

61 lines
2.2 KiB
LLVM

; RUN: llc -verify-machineinstrs < %s -mcpu=ppc | FileCheck %s
target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32"
target triple = "powerpc-unknown-linux-gnu"
define i64 @foo(double* nocapture %n) nounwind readonly {
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%i.06 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%x.05 = phi i64 [ 0, %entry ], [ %conv1, %for.body ]
%arrayidx = getelementptr inbounds double, double* %n, i32 %i.06
%0 = load double, double* %arrayidx, align 8
%conv = sitofp i64 %x.05 to double
%add = fadd double %conv, %0
%conv1 = fptosi double %add to i64
%inc = add nsw i32 %i.06, 1
%exitcond = icmp eq i32 %inc, 2048
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body
ret i64 %conv1
}
; CHECK: @foo
; CHECK-NOT: mtctr
@init_value = global double 1.000000e+00, align 8
@data64 = global [8000 x i64] zeroinitializer, align 8
define i32 @main(i32 %argc, i8** nocapture %argv) {
entry:
%0 = load double, double* @init_value, align 8
%conv = fptosi double %0 to i64
%broadcast.splatinsert.i = insertelement <2 x i64> undef, i64 %conv, i32 0
%broadcast.splat.i = shufflevector <2 x i64> %broadcast.splatinsert.i, <2 x i64> undef, <2 x i32> zeroinitializer
br label %vector.body.i
vector.body.i: ; preds = %vector.body.i, %entry
%index.i = phi i32 [ 0, %entry ], [ %index.next.i, %vector.body.i ]
%next.gep.i = getelementptr [8000 x i64], [8000 x i64]* @data64, i32 0, i32 %index.i
%1 = bitcast i64* %next.gep.i to <2 x i64>*
store <2 x i64> %broadcast.splat.i, <2 x i64>* %1, align 8
%next.gep.sum24.i = or i32 %index.i, 2
%2 = getelementptr [8000 x i64], [8000 x i64]* @data64, i32 0, i32 %next.gep.sum24.i
%3 = bitcast i64* %2 to <2 x i64>*
store <2 x i64> %broadcast.splat.i, <2 x i64>* %3, align 8
%index.next.i = add i32 %index.i, 4
%4 = icmp eq i32 %index.next.i, 8000
br i1 %4, label %_Z4fillIPxxEvT_S1_T0_.exit, label %vector.body.i
_Z4fillIPxxEvT_S1_T0_.exit: ; preds = %vector.body.i
ret i32 0
}
; CHECK: @main
; CHECK: __fixdfdi
; CHECK: mtctr