diff options
Diffstat (limited to 'src/asmjit/core/rapass.cpp')
| -rw-r--r-- | src/asmjit/core/rapass.cpp | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/asmjit/core/rapass.cpp b/src/asmjit/core/rapass.cpp index 0e87ab6..a1a4490 100644 --- a/src/asmjit/core/rapass.cpp +++ b/src/asmjit/core/rapass.cpp @@ -328,9 +328,14 @@ Error BaseRAPass::initSharedAssignments(const ZoneVector<uint32_t>& sharedAssign RABlock* firstSuccessor = successors[0]; // NOTE: Shared assignments connect all possible successors so we only need the first to propagate exit scratch // GP registers. - ASMJIT_ASSERT(firstSuccessor->hasSharedAssignmentId()); - RASharedAssignment& sa = _sharedAssignments[firstSuccessor->sharedAssignmentId()]; - sa.addEntryScratchGpRegs(block->exitScratchGpRegs()); + if (firstSuccessor->hasSharedAssignmentId()) { + RASharedAssignment& sa = _sharedAssignments[firstSuccessor->sharedAssignmentId()]; + sa.addEntryScratchGpRegs(block->exitScratchGpRegs()); + } + else { + // This is only allowed if there is a single successor - in that case shared assignment is not necessary. + ASMJIT_ASSERT(successors.size() == 1u); + } } } if (block->hasSharedAssignmentId()) { |