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| author | Matthias Braun <matze@braunis.de> | 2015-07-01 22:34:59 +0000 |
|---|---|---|
| committer | Matthias Braun <matze@braunis.de> | 2015-07-01 22:34:59 +0000 |
| commit | e21e0f1620bfa4a021c0802e4e8b56a494c7d35a (patch) | |
| tree | 4f77cec699f338940bf09a1eb56cc663b15a532a /llvm/test/CodeGen/AMDGPU | |
| parent | 698310b004f83e9b4300c1d1bbd53ead0bc7f77d (diff) | |
| download | bcm5719-llvm-e21e0f1620bfa4a021c0802e4e8b56a494c7d35a.tar.gz bcm5719-llvm-e21e0f1620bfa4a021c0802e4e8b56a494c7d35a.zip | |
Test for specific output in lit test
llvm-svn: 241200
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/subreg-coalescer-undef-use.ll | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/subreg-coalescer-undef-use.ll b/llvm/test/CodeGen/AMDGPU/subreg-coalescer-undef-use.ll index e023a622984..ac9bedb2f8b 100644 --- a/llvm/test/CodeGen/AMDGPU/subreg-coalescer-undef-use.ll +++ b/llvm/test/CodeGen/AMDGPU/subreg-coalescer-undef-use.ll @@ -1,8 +1,25 @@ -; RUN: llc -march=amdgcn -mcpu=SI -o /dev/null %s +; RUN: llc -march=amdgcn -mcpu=SI -o - %s | FileCheck %s ; Don't crash when the use of an undefined value is only detected by the ; register coalescer because it is hidden with subregister insert/extract. target triple="amdgcn--" +; CHECK-LABEL: foobar: +; CHECK: s_load_dword s2, s[0:1], 0x9 +; CHECK-NEXT: s_load_dwordx2 s[4:5], s[0:1], 0xb +; CHECK-NEXT: s_waitcnt lgkmcnt(0) +; CHECK-NEXT: v_mov_b32_e32 v0, s2 +; CHECK-NEXT: s_and_saveexec_b64 s[2:3], s[0:1] +; CHECK-NEXT: s_xor_b64 s[2:3], exec, s[2:3] +; BB0_1: +; CHECK: s_load_dword s6, s[0:1], 0xa +; CHECK-NEXT: s_waitcnt lgkmcnt(0) +; CHECK-NEXT: v_mov_b32_e32 v0, s6 +; BB0_2: +; CHECK: s_or_b64 exec, exec, s[2:3] +; CHECK-NEXT: s_mov_b32 s7, 0xf000 +; CHECK-NEXT: s_mov_b32 s6, -1 +; CHECK-NEXT: buffer_store_dword v1, s[4:7], 0 +; CHECK-NEXT: s_endpgm define void @foobar(float %a0, float %a1, float addrspace(1)* %out) nounwind { entry: %v0 = insertelement <4 x float> undef, float %a0, i32 0 |
