diff options
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU/remat-fp64-constants.ll')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/remat-fp64-constants.ll | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/remat-fp64-constants.ll b/llvm/test/CodeGen/AMDGPU/remat-fp64-constants.ll index c552f9d..88a51e9 100644 --- a/llvm/test/CodeGen/AMDGPU/remat-fp64-constants.ll +++ b/llvm/test/CodeGen/AMDGPU/remat-fp64-constants.ll @@ -1,10 +1,13 @@ ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 --stress-regalloc=10 < %s | FileCheck -check-prefix=GCN %s ; RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 --stress-regalloc=10 < %s | FileCheck -check-prefix=GCN %s +; Rematerialization test for fp64 constants (w/ intentionally high register pressure). +; Check to make sure we have at least six constant MOVs, not necessarily consecutive, inside the loop. + ; GCN-LABEL: {{^}}test_remat_sgpr: ; GCN-NOT: v_writelane_b32 -; GCN-COUNT-4: s_mov_b32 s{{[0-9]+}}, 0x ; GCN: {{^}}[[LOOP:.LBB[0-9_]+]]: +; GCN-COUNT-6: {{s_mov_b32|v_mov_b32_e32}} {{[sv]}}{{[0-9]+}}, 0x ; GCN-NOT: v_writelane_b32 ; GCN: s_cbranch_{{[^ ]+}} [[LOOP]] ; GCN: .sgpr_spill_count: 0 |