X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2FnativeGen%2FRegAllocInfo.hs;h=9b60fb9d60956a5045f76b0421e803864cff53e4;hp=024774e822b7ef4926df7432bd7a948e9cc36971;hb=0168c633a9d209e978528f059193d19cdb5e6740;hpb=7d817d447d3ee0df22691afad29c94ebbb334120

diff --git a/compiler/nativeGen/RegAllocInfo.hs b/compiler/nativeGen/RegAllocInfo.hs
index 024774e..9b60fb9 100644
--- a/compiler/nativeGen/RegAllocInfo.hs
+++ b/compiler/nativeGen/RegAllocInfo.hs
@@ -69,6 +69,8 @@ interesting (RealReg i)       = isFastTrue (freeReg i)
 
 #if alpha_TARGET_ARCH
 regUsage instr = case instr of
+    SPILL  reg slot	-> usage ([reg], [])
+    RELOAD slot reg	-> usage ([], [reg])
     LD B reg addr	-> usage (regAddr addr, [reg, t9])
     LD Bu reg addr	-> usage (regAddr addr, [reg, t9])
 --  LD W reg addr	-> usage (regAddr addr, [reg, t9]) : UNUSED
@@ -226,6 +228,8 @@ regUsage instr = case instr of
 
     COMMENT _		-> noUsage
     DELTA   _           -> noUsage
+    SPILL   reg slot	-> mkRU [reg] []
+    RELOAD  slot reg	-> mkRU []    [reg]
 
     _other		-> panic "regUsage: unrecognised instr"
 
@@ -275,6 +279,9 @@ regUsage instr = case instr of
 #if sparc_TARGET_ARCH
 
 regUsage instr = case instr of
+    SPILL reg slot	-> usage ([reg], [])
+    RELOAD slot reg	-> usage ([], [reg])
+
     LD    sz addr reg  	-> usage (regAddr addr, [reg])
     ST    sz reg addr  	-> usage (reg : regAddr addr, [])
     ADD   x cc r1 ar r2	-> usage (r1 : regRI ar, [r2])
@@ -327,6 +334,9 @@ regUsage instr = case instr of
 #if powerpc_TARGET_ARCH
 
 regUsage instr = case instr of
+    SPILL  reg slot	-> usage ([reg], [])
+    RELOAD slot reg	-> usage ([], [reg])
+
     LD    sz reg addr  	-> usage (regAddr addr, [reg])
     LA    sz reg addr  	-> usage (regAddr addr, [reg])
     ST    sz reg addr  	-> usage (reg : regAddr addr, [])
@@ -471,6 +481,8 @@ patchRegs :: Instr -> (Reg -> Reg) -> Instr
 #if alpha_TARGET_ARCH
 
 patchRegs instr env = case instr of
+    SPILL  reg slot	-> SPILL (env reg) slot
+    RELOAD slot reg	-> RELOAD slot (env reg)
     LD sz reg addr -> LD sz (env reg) (fixAddr addr)
     LDA reg addr -> LDA (env reg) (fixAddr addr)
     LDAH reg addr -> LDAH (env reg) (fixAddr addr)
@@ -604,6 +616,9 @@ patchRegs instr env = case instr of
     NOP			-> instr
     COMMENT _		-> instr
     DELTA _ 		-> instr
+    SPILL  reg slot	-> SPILL (env reg) slot
+    RELOAD slot reg	-> RELOAD slot (env reg)
+
     JXX _ _		-> instr
     JXX_GBL _ _		-> instr
     CLTD _		-> instr
@@ -634,6 +649,8 @@ patchRegs instr env = case instr of
 #if sparc_TARGET_ARCH
 
 patchRegs instr env = case instr of
+    SPILL reg slot	-> SPILL (env reg) slot
+    RELOAD slot reg	-> RELOAD slot (env reg)
     LD    sz addr reg   -> LD sz (fixAddr addr) (env reg)
     ST    sz reg addr   -> ST sz (env reg) (fixAddr addr)
     ADD   x cc r1 ar r2 -> ADD x cc (env r1) (fixRI ar) (env r2)
@@ -677,6 +694,9 @@ patchRegs instr env = case instr of
 #if powerpc_TARGET_ARCH
 
 patchRegs instr env = case instr of
+    SPILL reg slot	-> SPILL (env reg) slot
+    RELOAD slot reg	-> RELOAD slot (env reg)
+
     LD    sz reg addr   -> LD sz (env reg) (fixAddr addr)
     LA    sz reg addr   -> LA sz (env reg) (fixAddr addr)
     ST    sz reg addr   -> ST sz (env reg) (fixAddr addr)
@@ -760,8 +780,8 @@ mkSpillInstr
    -> Int		-- spill slot to use
    -> Instr
 mkSpillInstr reg delta slot
-  = ASSERT(isRealReg reg)
-    let	
+ -- = ASSERT(isRealReg reg)			-- BUGS: used for graph coloring: is this ok?
+  = let	
         off     = spillSlotToOffset slot
     in
 #ifdef alpha_TARGET_ARCH
@@ -805,8 +825,8 @@ mkLoadInstr
    -> Int		-- spill slot to use
    -> Instr
 mkLoadInstr reg delta slot
-  = ASSERT(isRealReg reg)
-    let
+ -- = ASSERT(isRealReg reg)			-- BUGS: used for graph coloring: is this ok?
+  = let
         off     = spillSlotToOffset slot
     in
 #if alpha_TARGET_ARCH
@@ -891,4 +911,5 @@ spillSlotToOffset slot
    = 64 + spillSlotSize * slot
    | otherwise
    = pprPanic "spillSlotToOffset:" 
-              (text "invalid spill location: " <> int slot)
+              (   text "invalid spill location: " <> int slot
+	      $$  text "maxSpillSlots:          " <> int maxSpillSlots)