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Better handling of join points in spill cleaner
[ghc-hetmet.git]
/
compiler
/
nativeGen
/
MachInstrs.hs
diff --git
a/compiler/nativeGen/MachInstrs.hs
b/compiler/nativeGen/MachInstrs.hs
index
6316d94
..
0c5dbdd
100644
(file)
--- a/
compiler/nativeGen/MachInstrs.hs
+++ b/
compiler/nativeGen/MachInstrs.hs
@@
-52,8
+52,8
@@
import GHC.Exts
-- Our flavours of the Cmm types
-- Type synonyms for Cmm populated with native code
-- Our flavours of the Cmm types
-- Type synonyms for Cmm populated with native code
-type NatCmm = GenCmm CmmStatic Instr
-type NatCmmTop = GenCmmTop CmmStatic Instr
+type NatCmm = GenCmm CmmStatic [CmmStatic] Instr
+type NatCmmTop = GenCmmTop CmmStatic [CmmStatic] Instr
type NatBasicBlock = GenBasicBlock Instr
-- -----------------------------------------------------------------------------
type NatBasicBlock = GenBasicBlock Instr
-- -----------------------------------------------------------------------------
@@
-226,6
+226,9
@@
data Instr
| DELTA Int -- specify current stack offset for
-- benefit of subsequent passes
| DELTA Int -- specify current stack offset for
-- benefit of subsequent passes
+ | SPILL Reg Int -- ^ spill this reg to a stack slot
+ | RELOAD Int Reg -- ^ reload this reg from a stack slot
+
-- -----------------------------------------------------------------------------
-- Alpha instructions
-- -----------------------------------------------------------------------------
-- Alpha instructions