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AMDGPU: Switch test to generated checks (#131315)

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I doubt this is testing what it originally intended anymore. Also
replace an undef.
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Matt Arsenault 2025-03-17 16:03:55 +07:00 committed by GitHub
parent 4f2ee07454
commit ee8a804cba
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1 changed files with 7 additions and 4 deletions
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11
llvm/test/CodeGen/AMDGPU/subreg-eliminate-dead.ll
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@ -1,16 +1,19 @@
; RUN: llc -mtriple=amdgcn-- -verify-machineinstrs -o - %s | FileCheck %s
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple=amdgcn-- -mcpu=tahiti < %s | FileCheck %s
; LiveRangeEdit::eliminateDeadDef did not update LiveInterval sub ranges
; properly.
; Just make sure this test doesn't crash.
; CHECK-LABEL: foobar:
; CHECK: s_endpgm
define amdgpu_kernel void @foobar() {
; CHECK-LABEL: foobar:
; CHECK: ; %bb.0:
; CHECK-NEXT: s_endpgm
%v0 = icmp eq <4 x i32> poison, <i32 0, i32 1, i32 2, i32 3>
%v3 = sext <4 x i1> %v0 to <4 x i32>
%v4 = extractelement <4 x i32> %v3, i32 1
%v5 = icmp ne i32 %v4, 0
%v6 = select i1 %v5, i32 undef, i32 0
%undef = freeze i32 poison
%v6 = select i1 %v5, i32 %undef, i32 0
%v15 = insertelement <2 x i32> poison, i32 %v6, i32 1
store <2 x i32> %v15, ptr addrspace(1) poison, align 8
ret void