llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-backend-amdgpu Author: Matt Arsenault (arsenm) <details> <summary>Changes</summary> --- Full diff: https://github.com/llvm/llvm-project/pull/131256.diff 1 Files Affected: - (modified) llvm/test/CodeGen/AMDGPU/subreg-coalescer-crash.ll (+19-13) ``````````diff diff --git a/llvm/test/CodeGen/AMDGPU/subreg-coalescer-crash.ll b/llvm/test/CodeGen/AMDGPU/subreg-coalescer-crash.ll index a0ac6c1b28449..a69ee2e1a8b5c 100644 --- a/llvm/test/CodeGen/AMDGPU/subreg-coalescer-crash.ll +++ b/llvm/test/CodeGen/AMDGPU/subreg-coalescer-crash.ll @@ -9,17 +9,19 @@ define amdgpu_kernel void @row_filter_C1_D0() #0 { ; GCN-NEXT: ; %bb.1: ; %do.body.preheader ; GCN-NEXT: .LBB0_2: ; %for.inc.1 entry: - br i1 undef, label %for.inc.1, label %do.body.preheader + br i1 poison, label %for.inc.1, label %do.body.preheader do.body.preheader: ; preds = %entry %tmp = insertelement <4 x i32> zeroinitializer, i32 poison, i32 1 - br i1 undef, label %do.body56.1, label %do.body90 + %undef1 = freeze i1 poison + br i1 %undef1, 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 poison, i32 2 %tmp3 = insertelement <4 x i32> %tmp2, i32 poison, i32 3 - br i1 undef, label %do.body124.1, label %do.body.1562.preheader + %undef3 = freeze i1 poison + br i1 %undef3, 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 ] @@ -28,7 +30,7 @@ do.body.1562.preheader: ; preds = %do.body124.1, %do.b do.body56.1: ; preds = %do.body.preheader %tmp5 = insertelement <4 x i32> %tmp, i32 poison, i32 1 - %or.cond472.1 = or i1 undef, undef + %or.cond472.1 = or i1 poison, poison br i1 %or.cond472.1, label %do.body56.2, label %do.body90 do.body56.2: ; preds = %do.body56.1 @@ -41,7 +43,8 @@ do.body124.1: ; preds = %do.body90 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 + %undef2 = freeze <4 x i32> poison + %add.i495 = add <4 x i32> %storemerge591, %undef2 unreachable } @@ -68,24 +71,27 @@ define amdgpu_ps void @foo() #0 { ; GCN-NEXT: exp mrt0 v1, v0, v0, v0 done vm ; GCN-NEXT: s_endpgm bb: - br i1 undef, label %bb2, label %bb1 + %undef0 = freeze i1 poison + br i1 %undef0, label %bb2, label %bb1 bb1: ; preds = %bb - br i1 undef, label %bb4, label %bb6 + %undef1 = freeze i1 poison + br i1 %undef1, label %bb4, label %bb6 bb2: ; preds = %bb4, %bb %tmp = phi float [ %tmp5, %bb4 ], [ 0.000000e+00, %bb ] - br i1 undef, label %bb9, label %bb13 + br i1 poison, label %bb9, label %bb13 bb4: ; preds = %bb7, %bb6, %bb1 %tmp5 = phi float [ poison, %bb1 ], [ poison, %bb6 ], [ %tmp8, %bb7 ] br label %bb2 bb6: ; preds = %bb1 - br i1 undef, label %bb7, label %bb4 + %undef2 = freeze i1 poison + br i1 %undef2, label %bb7, label %bb4 bb7: ; preds = %bb6 - %tmp8 = fmul float undef, undef + %tmp8 = fmul float poison, poison br label %bb4 bb9: ; preds = %bb2 @@ -95,7 +101,7 @@ bb9: ; preds = %bb2 br label %bb14 bb13: ; preds = %bb2 - br i1 undef, label %bb23, label %bb24 + br i1 poison, label %bb23, label %bb24 bb14: ; preds = %bb27, %bb24, %bb9 %tmp15 = phi float [ %tmp12, %bb9 ], [ poison, %bb27 ], [ 0.000000e+00, %bb24 ] @@ -106,11 +112,11 @@ bb14: ; preds = %bb27, %bb24, %bb9 ret void bb23: ; preds = %bb13 - br i1 undef, label %bb24, label %bb26 + br i1 poison, 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 + br i1 poison, label %bb27, label %bb14 bb26: ; preds = %bb23 br label %bb24 `````````` </details> https://github.com/llvm/llvm-project/pull/131256 _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
