Remove type synonyms for CmmFormals, CmmActuals (and hinted versions).

[ghc-hetmet.git] / compiler / codeGen / CgPrimOp.hs

diff --git a/compiler/codeGen/CgPrimOp.hs b/compiler/codeGen/CgPrimOp.hs
index fa7287d..99e5c26 100644 (file)
--- a/compiler/codeGen/CgPrimOp.hs
+++ b/compiler/codeGen/CgPrimOp.hs
@@ -35,7 +35,7 @@ import FastString
 -- ---------------------------------------------------------------------------
 -- Code generation for PrimOps
 
-cgPrimOp   :: CmmFormals       -- where to put the results
+cgPrimOp   :: [CmmFormal]      -- where to put the results
           -> PrimOp            -- the op
           -> [StgArg]          -- arguments
           -> StgLiveVars       -- live vars, in case we need to save them
@@ -47,7 +47,7 @@ cgPrimOp results op args live
        emitPrimOp results op non_void_args live
 
 
-emitPrimOp :: CmmFormals       -- where to put the results
+emitPrimOp :: [CmmFormal]      -- where to put the results
           -> PrimOp            -- the op
           -> [CmmExpr]         -- arguments
           -> StgLiveVars       -- live vars, in case we need to save them
@@ -638,6 +638,13 @@ setInfo closure_ptr info_ptr = CmmStore closure_ptr info_ptr
 -- ----------------------------------------------------------------------------
 -- Copying pointer arrays
 
+-- EZY: This code has an unusually high amount of assignTemp calls, seen
+-- nowhere else in the code generator.  This is mostly because these
+-- "primitive" ops result in a surprisingly large amount of code.  It
+-- will likely be worthwhile to optimize what is emitted here, so that
+-- our optimization passes don't waste time repeatedly optimizing the
+-- same bits of code.
+
 -- | Takes a source 'Array#', an offset in the source array, a
 -- destination 'MutableArray#', an offset into the destination array,
 -- and the number of elements to copy.  Copies the given number of