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llvm-mirror/test/Transforms/BBVectorize/metadata.ll
Duncan P. N. Exon Smith 9c5542c040 IR: Make metadata typeless in assembly
Now that `Metadata` is typeless, reflect that in the assembly.  These
are the matching assembly changes for the metadata/value split in
r223802.

  - Only use the `metadata` type when referencing metadata from a call
    intrinsic -- i.e., only when it's used as a `Value`.

  - Stop pretending that `ValueAsMetadata` is wrapped in an `MDNode`
    when referencing it from call intrinsics.

So, assembly like this:

    define @foo(i32 %v) {
      call void @llvm.foo(metadata !{i32 %v}, metadata !0)
      call void @llvm.foo(metadata !{i32 7}, metadata !0)
      call void @llvm.foo(metadata !1, metadata !0)
      call void @llvm.foo(metadata !3, metadata !0)
      call void @llvm.foo(metadata !{metadata !3}, metadata !0)
      ret void, !bar !2
    }
    !0 = metadata !{metadata !2}
    !1 = metadata !{i32* @global}
    !2 = metadata !{metadata !3}
    !3 = metadata !{}

turns into this:

    define @foo(i32 %v) {
      call void @llvm.foo(metadata i32 %v, metadata !0)
      call void @llvm.foo(metadata i32 7, metadata !0)
      call void @llvm.foo(metadata i32* @global, metadata !0)
      call void @llvm.foo(metadata !3, metadata !0)
      call void @llvm.foo(metadata !{!3}, metadata !0)
      ret void, !bar !2
    }
    !0 = !{!2}
    !1 = !{i32* @global}
    !2 = !{!3}
    !3 = !{}

I wrote an upgrade script that handled almost all of the tests in llvm
and many of the tests in cfe (even handling many `CHECK` lines).  I've
attached it (or will attach it in a moment if you're speedy) to PR21532
to help everyone update their out-of-tree testcases.

This is part of PR21532.

llvm-svn: 224257
2014-12-15 19:07:53 +00:00

50 lines
1.7 KiB
LLVM

target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -S | FileCheck %s
; Simple 3-pair chain with loads and stores (with fpmath)
define void @test1(double* %a, double* %b, double* %c) nounwind uwtable readonly {
entry:
%i0 = load double* %a, align 8
%i1 = load double* %b, align 8
%mul = fmul double %i0, %i1, !fpmath !2
%arrayidx3 = getelementptr inbounds double* %a, i64 1
%i3 = load double* %arrayidx3, align 8
%arrayidx4 = getelementptr inbounds double* %b, i64 1
%i4 = load double* %arrayidx4, align 8
%mul5 = fmul double %i3, %i4, !fpmath !3
store double %mul, double* %c, align 8
%arrayidx5 = getelementptr inbounds double* %c, i64 1
store double %mul5, double* %arrayidx5, align 8
ret void
; CHECK-LABEL: @test1(
; CHECK: !fpmath
; CHECK: ret void
}
; Simple 3-pair chain with loads and stores (ints with range)
define void @test2(i64* %a, i64* %b, i64* %c) nounwind uwtable readonly {
entry:
%i0 = load i64* %a, align 8, !range !0
%i1 = load i64* %b, align 8
%mul = mul i64 %i0, %i1
%arrayidx3 = getelementptr inbounds i64* %a, i64 1
%i3 = load i64* %arrayidx3, align 8, !range !1
%arrayidx4 = getelementptr inbounds i64* %b, i64 1
%i4 = load i64* %arrayidx4, align 8
%mul5 = mul i64 %i3, %i4
store i64 %mul, i64* %c, align 8
%arrayidx5 = getelementptr inbounds i64* %c, i64 1
store i64 %mul5, i64* %arrayidx5, align 8
ret void
; CHECK-LABEL: @test2(
; CHECK-NOT: !range
; CHECK: ret void
}
!0 = !{i64 0, i64 2}
!1 = !{i64 3, i64 5}
!2 = !{ float 5.0 }
!3 = !{ float 2.5 }