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llvm-mirror/test/CodeGen/AMDGPU/subreg-coalescer-crash.ll
Nicolai Haehnle f58aee7cea AMDGPU: Convert test cases to the dimension-aware intrinsics
Summary:
Also explicitly port over some tests in llvm.amdgcn.image.* that were
missing. Some tests are removed because they no longer apply (i.e.
explicitly testing building an address vector via insertelement).

This is in preparation for the eventual removal of the old-style
intrinsics.

Some additional notes:
- constant-address-space-32bit.ll: change some GCN-NEXT to GCN because
  the instruction schedule was subtly altered
- insert_vector_elt.ll: the old test didn't actually test anything,
  because %tmp1 was not used; remove the load, because it doesn't work
  (Because of the amdgpu_ps calling convention? In any case, it's
  orthogonal to what the test claims to be testing.)

Change-Id: Idfa99b6512ad139e755e82b8b89548ab08f0afcf

Reviewers: arsenm, rampitec

Subscribers: MatzeB, qcolombet, kzhuravl, wdng, yaxunl, dstuttard, tpr, t-tye, javed.absar, llvm-commits

Differential Revision: https://reviews.llvm.org/D48018

llvm-svn: 335229
2018-06-21 13:37:19 +00:00

104 lines
4.3 KiB
LLVM

; RUN: llc -march=amdgcn -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN %s
; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN %s
; GCN-LABEL:{{^}}row_filter_C1_D0:
define amdgpu_kernel void @row_filter_C1_D0() #0 {
entry:
br i1 undef, label %for.inc.1, label %do.body.preheader
do.body.preheader: ; preds = %entry
%tmp = insertelement <4 x i32> zeroinitializer, i32 undef, i32 1
br i1 undef, label %do.body56.1, label %do.body90
do.body90: ; preds = %do.body56.2, %do.body56.1, %do.body.preheader
%tmp1 = phi <4 x i32> [ %tmp6, %do.body56.2 ], [ %tmp5, %do.body56.1 ], [ %tmp, %do.body.preheader ]
%tmp2 = insertelement <4 x i32> %tmp1, i32 undef, i32 2
%tmp3 = insertelement <4 x i32> %tmp2, i32 undef, i32 3
br i1 undef, label %do.body124.1, label %do.body.1562.preheader
do.body.1562.preheader: ; preds = %do.body124.1, %do.body90
%storemerge = phi <4 x i32> [ %tmp3, %do.body90 ], [ %tmp7, %do.body124.1 ]
%tmp4 = insertelement <4 x i32> undef, i32 undef, i32 1
br label %for.inc.1
do.body56.1: ; preds = %do.body.preheader
%tmp5 = insertelement <4 x i32> %tmp, i32 undef, i32 1
%or.cond472.1 = or i1 undef, undef
br i1 %or.cond472.1, label %do.body56.2, label %do.body90
do.body56.2: ; preds = %do.body56.1
%tmp6 = insertelement <4 x i32> %tmp5, i32 undef, i32 1
br label %do.body90
do.body124.1: ; preds = %do.body90
%tmp7 = insertelement <4 x i32> %tmp3, i32 undef, i32 3
br label %do.body.1562.preheader
for.inc.1: ; preds = %do.body.1562.preheader, %entry
%storemerge591 = phi <4 x i32> [ zeroinitializer, %entry ], [ %storemerge, %do.body.1562.preheader ]
%add.i495 = add <4 x i32> %storemerge591, undef
unreachable
}
; GCN-LABEL: {{^}}foo:
; GCN: s_endpgm
define amdgpu_ps void @foo() #0 {
bb:
br i1 undef, label %bb2, label %bb1
bb1: ; preds = %bb
br i1 undef, label %bb4, label %bb6
bb2: ; preds = %bb4, %bb
%tmp = phi float [ %tmp5, %bb4 ], [ 0.000000e+00, %bb ]
br i1 undef, label %bb9, label %bb13
bb4: ; preds = %bb7, %bb6, %bb1
%tmp5 = phi float [ undef, %bb1 ], [ undef, %bb6 ], [ %tmp8, %bb7 ]
br label %bb2
bb6: ; preds = %bb1
br i1 undef, label %bb7, label %bb4
bb7: ; preds = %bb6
%tmp8 = fmul float undef, undef
br label %bb4
bb9: ; preds = %bb2
%tmp10 = call <4 x float> @llvm.amdgcn.image.sample.1d.v4f32.f32(i32 15, float undef, <8 x i32> undef, <4 x i32> undef, i1 0, i32 0, i32 0)
%tmp11 = extractelement <4 x float> %tmp10, i32 1
%tmp12 = extractelement <4 x float> %tmp10, i32 3
br label %bb14
bb13: ; preds = %bb2
br i1 undef, label %bb23, label %bb24
bb14: ; preds = %bb27, %bb24, %bb9
%tmp15 = phi float [ %tmp12, %bb9 ], [ undef, %bb27 ], [ 0.000000e+00, %bb24 ]
%tmp16 = phi float [ %tmp11, %bb9 ], [ undef, %bb27 ], [ %tmp25, %bb24 ]
%tmp17 = fmul float 1.050000e+01, %tmp16
%tmp18 = fmul float 1.150000e+01, %tmp15
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %tmp18, float %tmp17, float %tmp17, float %tmp17, i1 true, i1 true) #0
ret void
bb23: ; preds = %bb13
br i1 undef, label %bb24, label %bb26
bb24: ; preds = %bb26, %bb23, %bb13
%tmp25 = phi float [ %tmp, %bb13 ], [ %tmp, %bb26 ], [ 0.000000e+00, %bb23 ]
br i1 undef, label %bb27, label %bb14
bb26: ; preds = %bb23
br label %bb24
bb27: ; preds = %bb24
br label %bb14
}
declare void @llvm.amdgcn.exp.f32(i32, i32, float, float, float, float, i1, i1) #0
declare <4 x float> @llvm.amdgcn.image.sample.1d.v4f32.f32(i32, float, <8 x i32>, <4 x i32>, i1, i32, i32) #1
attributes #0 = { nounwind }
attributes #1 = { nounwind readonly }