diff options
Diffstat (limited to 'lib/Target/ARM/ARMInstrThumb.td')
| -rw-r--r-- | lib/Target/ARM/ARMInstrThumb.td | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td index d1831d1e48882..b5956a32c5871 100644 --- a/lib/Target/ARM/ARMInstrThumb.td +++ b/lib/Target/ARM/ARMInstrThumb.td @@ -296,7 +296,7 @@ let isBranch = 1, isTerminator = 1 in { // Load Store Instructions. // -let canFoldAsLoad = 1 in +let canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in def tLDR : T1pI4<(outs tGPR:$dst), (ins t_addrmode_s4:$addr), IIC_iLoadr, "ldr", "\t$dst, $addr", [(set tGPR:$dst, (load t_addrmode_s4:$addr))]>; @@ -332,13 +332,14 @@ def tRestore : T1pIs<(outs tGPR:$dst), (ins t_addrmode_sp:$addr), IIC_iLoadi, // Load tconstpool // FIXME: Use ldr.n to work around a Darwin assembler bug. -let canFoldAsLoad = 1 in +let canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in def tLDRpci : T1pIs<(outs tGPR:$dst), (ins i32imm:$addr), IIC_iLoadi, "ldr", ".n\t$dst, $addr", [(set tGPR:$dst, (load (ARMWrapper tconstpool:$addr)))]>; // Special LDR for loads from non-pc-relative constpools. -let canFoldAsLoad = 1, mayLoad = 1, isReMaterializable = 1 in +let canFoldAsLoad = 1, mayLoad = 1, isReMaterializable = 1, + mayHaveSideEffects = 1 in def tLDRcp : T1pIs<(outs tGPR:$dst), (ins i32imm:$addr), IIC_iLoadi, "ldr", "\t$dst, $addr", []>; |