| # RUN: not --crash llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -run-pass=greedy -verify-machineinstrs -o /dev/null %s 2>&1 | FileCheck %s |
| |
| # Check that there isn't an assert if we try to allocate a virtual register from |
| # a class where all registers are reserved. All AGPRs are reserved on subtargets |
| # that do not have them. |
| |
| # CHECK-NOT: ran out of registers during register allocation |
| # CHECK: LLVM ERROR: no registers from class available to allocate |
| # CHECK-NOT: ran out of registers during register allocation |
| |
| --- |
| name: use_agpr |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| %0:agpr_32 = IMPLICIT_DEF |
| S_ENDPGM 0, implicit %0 |
| ... |
