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| author | Tim Northover <tnorthover@apple.com> | 2015-04-29 19:16:38 +0000 |
|---|---|---|
| committer | Tim Northover <tnorthover@apple.com> | 2015-04-29 19:16:38 +0000 |
| commit | 5211715360bf7ba8484cdd39469e3f9ef1909030 (patch) | |
| tree | 31aedd69e507d357cc3ffff08c046429c8ab4c08 | |
| parent | e0ff282d189eac8780f4524524b1967055634156 (diff) | |
| download | bcm5719-llvm-5211715360bf7ba8484cdd39469e3f9ef1909030.tar.gz bcm5719-llvm-5211715360bf7ba8484cdd39469e3f9ef1909030.zip | |
ARM: mark branch-like instructions with correct flags.
There's probably no way to test BXJ, but if the compiler ever did emit it
during CodeGen it would have to be a block terminator so "isBranch" is
appropriate.
BLX is more tricky. Clearly a call, but it affects surprisingly little.
rdar://18719544
llvm-svn: 236140
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrInfo.td | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrInfo.td b/llvm/lib/Target/ARM/ARMInstrInfo.td index bda6c944ce3..9fb0d72f098 100644 --- a/llvm/lib/Target/ARM/ARMInstrInfo.td +++ b/llvm/lib/Target/ARM/ARMInstrInfo.td @@ -2256,6 +2256,7 @@ def BLXi : AXI<(outs), (ins blx_target:$target), BrMiscFrm, NoItinerary, bits<25> target; let Inst{23-0} = target{24-1}; let Inst{24} = target{0}; + let isCall = 1; } // Branch and Exchange Jazelle @@ -2266,6 +2267,7 @@ def BXJ : ABI<0b0001, (outs), (ins GPR:$func), NoItinerary, "bxj", "\t$func", let Inst{19-8} = 0xfff; let Inst{7-4} = 0b0010; let Inst{3-0} = func; + let isBranch = 1; } // Tail calls. |
