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-rw-r--r--llvm/lib/Target/SystemZ/SystemZTargetMachine.cpp15
1 files changed, 11 insertions, 4 deletions
diff --git a/llvm/lib/Target/SystemZ/SystemZTargetMachine.cpp b/llvm/lib/Target/SystemZ/SystemZTargetMachine.cpp
index f3620dcf3b9..9596a2b6388 100644
--- a/llvm/lib/Target/SystemZ/SystemZTargetMachine.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZTargetMachine.cpp
@@ -128,10 +128,16 @@ static Reloc::Model getEffectiveRelocModel(Optional<Reloc::Model> RM) {
// in range of LARL. However, the JIT environment has no equivalent
// of copy relocs, so locally-binding data symbols might not be in
// the range of LARL. We need the Medium model in that case.
-static CodeModel::Model getEffectiveCodeModel(Optional<CodeModel::Model> CM,
- Reloc::Model RM, bool JIT) {
- if (CM)
+static CodeModel::Model
+getEffectiveSystemZCodeModel(Optional<CodeModel::Model> CM, Reloc::Model RM,
+ bool JIT) {
+ if (CM) {
+ if (*CM == CodeModel::Tiny)
+ report_fatal_error("Target does not support the tiny CodeModel");
+ if (*CM == CodeModel::Kernel)
+ report_fatal_error("Target does not support the kernel CodeModel");
return *CM;
+ }
if (JIT)
return RM == Reloc::PIC_ ? CodeModel::Small : CodeModel::Medium;
return CodeModel::Small;
@@ -146,7 +152,8 @@ SystemZTargetMachine::SystemZTargetMachine(const Target &T, const Triple &TT,
: LLVMTargetMachine(
T, computeDataLayout(TT, CPU, FS), TT, CPU, FS, Options,
getEffectiveRelocModel(RM),
- getEffectiveCodeModel(CM, getEffectiveRelocModel(RM), JIT), OL),
+ getEffectiveSystemZCodeModel(CM, getEffectiveRelocModel(RM), JIT),
+ OL),
TLOF(llvm::make_unique<TargetLoweringObjectFileELF>()),
Subtarget(TT, CPU, FS, *this) {
initAsmInfo();
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