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| author | Robert Lytton <robert@xmos.com> | 2014-01-06 14:21:00 +0000 |
|---|---|---|
| committer | Robert Lytton <robert@xmos.com> | 2014-01-06 14:21:00 +0000 |
| commit | af74cbf553073b701fc570c7ef9b1446111ac9b6 (patch) | |
| tree | 80c553a5b9d705896aad7a5d32133cc14eafd16f /lib/Target/XCore/XCoreISelLowering.h | |
| parent | 12ad7cd730cb0575a6d03cccd6073af8e9486f3f (diff) | |
| download | llvm-af74cbf553073b701fc570c7ef9b1446111ac9b6.tar.gz llvm-af74cbf553073b701fc570c7ef9b1446111ac9b6.tar.bz2 llvm-af74cbf553073b701fc570c7ef9b1446111ac9b6.tar.xz | |
XCore target: Lower FRAME_TO_ARGS_OFFSET
This requires a knowledge of the stack size which is not known until
the frame is complete, hence the need for the XCoreFTAOElim pass
which lowers the XCoreISD::FRAME_TO_ARGS_OFFSET instrution into its
final form.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198614 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/XCore/XCoreISelLowering.h')
| -rw-r--r-- | lib/Target/XCore/XCoreISelLowering.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Target/XCore/XCoreISelLowering.h b/lib/Target/XCore/XCoreISelLowering.h index a6dd226024..c4de86e22d 100644 --- a/lib/Target/XCore/XCoreISelLowering.h +++ b/lib/Target/XCore/XCoreISelLowering.h @@ -72,6 +72,9 @@ namespace llvm { // Jumptable branch using long branches for each entry. BR_JT32, + // Offset from frame pointer to the first (possible) on-stack argument + FRAME_TO_ARGS_OFFSET, + // Memory barrier. MEMBARRIER }; @@ -158,6 +161,7 @@ namespace llvm { SDValue LowerUMUL_LOHI(SDValue Op, SelectionDAG &DAG) const; SDValue LowerSMUL_LOHI(SDValue Op, SelectionDAG &DAG) const; SDValue LowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) const; + SDValue LowerFRAME_TO_ARGS_OFFSET(SDValue Op, SelectionDAG &DAG) const; SDValue LowerRETURNADDR(SDValue Op, SelectionDAG &DAG) const; SDValue LowerINIT_TRAMPOLINE(SDValue Op, SelectionDAG &DAG) const; SDValue LowerADJUST_TRAMPOLINE(SDValue Op, SelectionDAG &DAG) const; |