From 1c155370c423469078368289b4a30a35e354b492 Mon Sep 17 00:00:00 2001
From: lewie <unknown>
Date: Mon, 20 Dec 1999 22:21:10 +0000
Subject: [PATCH] [project @ 1999-12-20 22:21:09 by lewie] Remove *uses* of
unused IntAbsOp (see recent log message in prelude/PrimOp).
---
ghc/compiler/absCSyn/Costs.lhs | 3 +--
ghc/compiler/nativeGen/AsmCodeGen.lhs | 1 -
ghc/compiler/nativeGen/MachCode.lhs | 2 --
3 files changed, 1 insertion(+), 5 deletions(-)
diff --git a/ghc/compiler/absCSyn/Costs.lhs b/ghc/compiler/absCSyn/Costs.lhs
index b6d955c1578e..24563c7bb008 100644
--- a/ghc/compiler/absCSyn/Costs.lhs
+++ b/ghc/compiler/absCSyn/Costs.lhs
@@ -375,7 +375,6 @@ primOpCosts IntMulOp = Cost (3, 1, 0, 0, 0) + umul_costs
primOpCosts IntQuotOp = Cost (3, 1, 0, 0, 0) + div_costs
primOpCosts IntRemOp = Cost (3, 1, 0, 0, 0) + rem_costs
primOpCosts IntNegOp = Cost (1, 1, 0, 0, 0) -- translates into 1 sub
-primOpCosts IntAbsOp = Cost (0, 1, 0, 0, 0) -- abs closure already costed
primOpCosts FloatGtOp = Cost (2, 0, 0, 0, 2) -- expensive f-comp
primOpCosts FloatGeOp = Cost (2, 0, 0, 0, 2) -- expensive f-comp
@@ -460,7 +459,7 @@ data PrimOp
-- but these take more than that; see special cases in primOpCosts
-- I counted the generated ass. instructions for these -> checked
| IntMulOp | IntQuotOp
- | IntRemOp | IntNegOp | IntAbsOp
+ | IntRemOp | IntNegOp
-- Rest is unchecked so far -- HWL
diff --git a/ghc/compiler/nativeGen/AsmCodeGen.lhs b/ghc/compiler/nativeGen/AsmCodeGen.lhs
index abfb793e2c91..1a08d461c73a 100644
--- a/ghc/compiler/nativeGen/AsmCodeGen.lhs
+++ b/ghc/compiler/nativeGen/AsmCodeGen.lhs
@@ -209,7 +209,6 @@ primOpt
primOpt op arg@[StInt x]
= case op of
IntNegOp -> StInt (-x)
- IntAbsOp -> StInt (abs x)
_ -> StPrim op arg
primOpt op args@[StInt x, StInt y]
diff --git a/ghc/compiler/nativeGen/MachCode.lhs b/ghc/compiler/nativeGen/MachCode.lhs
index cbfe9dc3448d..14c2b8a1b7e8 100644
--- a/ghc/compiler/nativeGen/MachCode.lhs
+++ b/ghc/compiler/nativeGen/MachCode.lhs
@@ -298,7 +298,6 @@ getRegister (StDouble d)
getRegister (StPrim primop [x]) -- unary PrimOps
= case primop of
IntNegOp -> trivialUCode (NEG Q False) x
- IntAbsOp -> trivialUCode (ABS Q) x
NotOp -> trivialUCode NOT x
@@ -536,7 +535,6 @@ getRegister (StDouble d)
getRegister (StPrim primop [x]) -- unary PrimOps
= case primop of
IntNegOp -> trivialUCode (NEGI L) x
- IntAbsOp -> absIntCode x
NotOp -> trivialUCode (NOT L) x
--
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