1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-10-23 21:13:02 +02:00
llvm-mirror/test/CodeGen/R600/llvm.AMDGPU.kill.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

23 lines
594 B
LLVM

; RUN: llc -march=r600 -mcpu=verde -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
; SI-LABEL: {{^}}kill_gs_const:
; SI-NOT: v_cmpx_le_f32
; SI: s_mov_b64 exec, 0
define void @kill_gs_const() #0 {
main_body:
%0 = icmp ule i32 0, 3
%1 = select i1 %0, float 1.000000e+00, float -1.000000e+00
call void @llvm.AMDGPU.kill(float %1)
%2 = icmp ule i32 3, 0
%3 = select i1 %2, float 1.000000e+00, float -1.000000e+00
call void @llvm.AMDGPU.kill(float %3)
ret void
}
declare void @llvm.AMDGPU.kill(float)
attributes #0 = { "ShaderType"="2" }
!0 = !{!"const", null, i32 1}