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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2015-02-13 19:05:03 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2015-02-13 19:05:03 +0000 |
| commit | 11a4d6774b7c98c55f225a02f982a91c781768d1 (patch) | |
| tree | b7945a3d3fc4b500fea27c0ecc6b76dcae4d57ec /llvm/lib/Target/R600/SIFoldOperands.cpp | |
| parent | 8a9e404c0ef45034b6ff6878b3fce43bdada7d8e (diff) | |
| download | bcm5719-llvm-11a4d6774b7c98c55f225a02f982a91c781768d1.tar.gz bcm5719-llvm-11a4d6774b7c98c55f225a02f982a91c781768d1.zip | |
R600/SI: Allow f64 inline immediates in i64 operands
This requires considering the size of the operand when
checking immediate legality.
llvm-svn: 229135
Diffstat (limited to 'llvm/lib/Target/R600/SIFoldOperands.cpp')
| -rw-r--r-- | llvm/lib/Target/R600/SIFoldOperands.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/R600/SIFoldOperands.cpp b/llvm/lib/Target/R600/SIFoldOperands.cpp index 64f1b3d8cfd..848638fae79 100644 --- a/llvm/lib/Target/R600/SIFoldOperands.cpp +++ b/llvm/lib/Target/R600/SIFoldOperands.cpp @@ -172,6 +172,7 @@ bool SIFoldOperands::runOnMachineFunction(MachineFunction &MF) { if (!isSafeToFold(MI.getOpcode())) continue; + unsigned OpSize = TII->getOpSize(MI, 1); MachineOperand &OpToFold = MI.getOperand(1); bool FoldingImm = OpToFold.isImm(); @@ -183,7 +184,7 @@ bool SIFoldOperands::runOnMachineFunction(MachineFunction &MF) { // Folding immediates with more than one use will increase program size. // FIXME: This will also reduce register usage, which may be better // in some cases. A better heuristic is needed. - if (FoldingImm && !TII->isInlineConstant(OpToFold) && + if (FoldingImm && !TII->isInlineConstant(OpToFold, OpSize) && !MRI.hasOneUse(MI.getOperand(0).getReg())) continue; |
