diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp b/llvm/lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp index aa5ebae2d9f..1a0f37ea2d8 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp @@ -38,7 +38,8 @@ void AMDGPUAAWrapperPass::getAnalysisUsage(AnalysisUsage &AU) const { } // Must match the table in getAliasResult. -AMDGPUAAResult::ASAliasRulesTy::ASAliasRulesTy(AMDGPUAS AS_) : AS(AS_) { +AMDGPUAAResult::ASAliasRulesTy::ASAliasRulesTy(AMDGPUAS AS_, Triple::ArchType Arch_) + : Arch(Arch_), AS(AS_) { // These arrarys are indexed by address space value // enum elements 0 ... to 5 static const AliasResult ASAliasRulesPrivIsZero[6][6] = { @@ -80,8 +81,12 @@ AMDGPUAAResult::ASAliasRulesTy::ASAliasRulesTy(AMDGPUAS AS_) : AS(AS_) { AliasResult AMDGPUAAResult::ASAliasRulesTy::getAliasResult(unsigned AS1, unsigned AS2) const { - if (AS1 > AS.MAX_COMMON_ADDRESS || AS2 > AS.MAX_COMMON_ADDRESS) - report_fatal_error("Pointer address space out of range"); + if (AS1 > AS.MAX_COMMON_ADDRESS || AS2 > AS.MAX_COMMON_ADDRESS) { + if (Arch == Triple::amdgcn) + report_fatal_error("Pointer address space out of range"); + return AS1 == AS2 ? MayAlias : NoAlias; + } + return (*ASAliasRules)[AS1][AS2]; } |
