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| author | Nirav Dave <niravd@google.com> | 2016-07-11 14:23:53 +0000 |
|---|---|---|
| committer | Nirav Dave <niravd@google.com> | 2016-07-11 14:23:53 +0000 |
| commit | 8603062ee4904af2a7258c2e551096d84c243e0e (patch) | |
| tree | 3ae88b821eecac8c0bf2dfcf95854b3573b56e91 /llvm/lib/Target/SystemZ | |
| parent | b42895199065078ce424bc4f328bae533de50576 (diff) | |
| download | bcm5719-llvm-8603062ee4904af2a7258c2e551096d84c243e0e.tar.gz bcm5719-llvm-8603062ee4904af2a7258c2e551096d84c243e0e.zip | |
Fix branch relaxation in 16-bit mode.
Thread through MCSubtargetInfo to relaxInstruction function allowing relaxation
to generate jumps with 16-bit sized immediates in 16-bit mode.
This fixes PR22097.
Reviewers: dwmw2, tstellarAMD, craig.topper, jyknight
Subscribers: jfb, arsenm, jyknight, llvm-commits, dsanders
Differential Revision: http://reviews.llvm.org/D20830
llvm-svn: 275068
Diffstat (limited to 'llvm/lib/Target/SystemZ')
| -rw-r--r-- | llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCAsmBackend.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCAsmBackend.cpp b/llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCAsmBackend.cpp index 57eebe19c04..c4d546cb7df 100644 --- a/llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCAsmBackend.cpp +++ b/llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCAsmBackend.cpp @@ -58,7 +58,8 @@ public: const MCAsmLayout &Layout) const override { return false; } - void relaxInstruction(const MCInst &Inst, MCInst &Res) const override { + void relaxInstruction(const MCInst &Inst, const MCSubtargetInfo &STI, + MCInst &Res) const override { llvm_unreachable("SystemZ does do not have assembler relaxation"); } bool writeNopData(uint64_t Count, MCObjectWriter *OW) const override; |
