summaryrefslogtreecommitdiff
path: root/compiler/GHC/CmmToAsm/Reg/Linear/SPARC.hs
diff options
context:
space:
mode:
Diffstat (limited to 'compiler/GHC/CmmToAsm/Reg/Linear/SPARC.hs')
-rw-r--r--compiler/GHC/CmmToAsm/Reg/Linear/SPARC.hs4
1 files changed, 4 insertions, 0 deletions
diff --git a/compiler/GHC/CmmToAsm/Reg/Linear/SPARC.hs b/compiler/GHC/CmmToAsm/Reg/Linear/SPARC.hs
index ac7dc85366..063a8836b3 100644
--- a/compiler/GHC/CmmToAsm/Reg/Linear/SPARC.hs
+++ b/compiler/GHC/CmmToAsm/Reg/Linear/SPARC.hs
@@ -1,4 +1,5 @@
{-# LANGUAGE CPP #-}
+{-# LANGUAGE GeneralizedNewtypeDeriving #-}
-- | Free regs map for SPARC
module GHC.CmmToAsm.Reg.Linear.SPARC where
@@ -38,6 +39,9 @@ data FreeRegs
instance Show FreeRegs where
show = showFreeRegs
+instance Outputable FreeRegs where
+ ppr = text . showFreeRegs
+
-- | A reg map where no regs are free to be allocated.
noFreeRegs :: FreeRegs
noFreeRegs = FreeRegs 0 0 0