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Added first provisions for a code size factor check in the optimizer

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git-svn-id: svn://svn.cc65.org/cc65/trunk@1059 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz 2001-10-18 19:21:09 +00:00
parent 8d02f9a9b3
commit 1366b6cbea
1 changed files with 54 additions and 51 deletions
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105
src/cc65/codeopt.c
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@ -1331,6 +1331,7 @@ typedef struct OptFunc OptFunc;
struct OptFunc {
unsigned (*Func) (CodeSeg*); /* Optimizer function */
const char* Name; /* Name of the function/group */
unsigned CodeSizeFactor; /* Code size factor for this opt func */
unsigned long TotalRuns; /* Total number of runs */
unsigned long LastRuns; /* Last number of runs */
unsigned long TotalChanges; /* Total number of changes */
@ -1350,55 +1351,55 @@ struct OptFunc {
#define OptFuncEntry(func) static OptFuncDesc D##func = { func, #func, 0 }
/* A list of all the function descriptions */
static OptFunc DOpt65C02Ind = { Opt65C02Ind, "Opt65C02Ind", 0, 0, 0, 0, 0 };
static OptFunc DOptAdd1 = { OptAdd1, "OptAdd1", 0, 0, 0, 0, 0 };
static OptFunc DOptAdd2 = { OptAdd2, "OptAdd2", 0, 0, 0, 0, 0 };
static OptFunc DOptAdd3 = { OptAdd3, "OptAdd3", 0, 0, 0, 0, 0 };
static OptFunc DOptBoolTrans = { OptBoolTrans, "OptBoolTrans", 0, 0, 0, 0, 0 };
static OptFunc DOptBranchDist = { OptBranchDist, "OptBranchDist", 0, 0, 0, 0, 0 };
static OptFunc DOptCmp1 = { OptCmp1, "OptCmp1", 0, 0, 0, 0, 0 };
static OptFunc DOptCmp2 = { OptCmp2, "OptCmp2", 0, 0, 0, 0, 0 };
static OptFunc DOptCmp3 = { OptCmp3, "OptCmp3", 0, 0, 0, 0, 0 };
static OptFunc DOptCmp4 = { OptCmp4, "OptCmp4", 0, 0, 0, 0, 0 };
static OptFunc DOptCmp5 = { OptCmp5, "OptCmp5", 0, 0, 0, 0, 0 };
static OptFunc DOptCmp6 = { OptCmp6, "OptCmp6", 0, 0, 0, 0, 0 };
static OptFunc DOptCmp7 = { OptCmp7, "OptCmp7", 0, 0, 0, 0, 0 };
static OptFunc DOptCondBranches = { OptCondBranches, "OptCondBranches", 0, 0, 0, 0, 0 };
static OptFunc DOptDeadCode = { OptDeadCode, "OptDeadCode", 0, 0, 0, 0, 0 };
static OptFunc DOptDeadJumps = { OptDeadJumps, "OptDeadJumps", 0, 0, 0, 0, 0 };
static OptFunc DOptDecouple = { OptDecouple, "OptDecouple", 0, 0, 0, 0, 0 };
static OptFunc DOptDupLoads = { OptDupLoads, "OptDupLoads", 0, 0, 0, 0, 0 };
static OptFunc DOptJumpCascades = { OptJumpCascades, "OptJumpCascades", 0, 0, 0, 0, 0 };
static OptFunc DOptJumpTarget = { OptJumpTarget, "OptJumpTarget", 0, 0, 0, 0, 0 };
static OptFunc DOptRTS = { OptRTS, "OptRTS", 0, 0, 0, 0, 0 };
static OptFunc DOptRTSJumps1 = { OptRTSJumps1, "OptRTSJumps1", 0, 0, 0, 0, 0 };
static OptFunc DOptRTSJumps2 = { OptRTSJumps2, "OptRTSJumps2", 0, 0, 0, 0, 0 };
static OptFunc DOptNegA1 = { OptNegA1, "OptNegA1", 0, 0, 0, 0, 0 };
static OptFunc DOptNegA2 = { OptNegA2, "OptNegA2", 0, 0, 0, 0, 0 };
static OptFunc DOptNegAX1 = { OptNegAX1, "OptNegAX1", 0, 0, 0, 0, 0 };
static OptFunc DOptNegAX2 = { OptNegAX2, "OptNegAX2", 0, 0, 0, 0, 0 };
static OptFunc DOptNegAX3 = { OptNegAX3, "OptNegAX3", 0, 0, 0, 0, 0 };
static OptFunc DOptNegAX4 = { OptNegAX4, "OptNegAX4", 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad1 = { OptPtrLoad1, "OptPtrLoad1", 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad2 = { OptPtrLoad2, "OptPtrLoad2", 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad3 = { OptPtrLoad3, "OptPtrLoad3", 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad4 = { OptPtrLoad4, "OptPtrLoad4", 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad5 = { OptPtrLoad5, "OptPtrLoad5", 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad6 = { OptPtrLoad6, "OptPtrLoad6", 0, 0, 0, 0, 0 };
static OptFunc DOptPtrStore1 = { OptPtrStore1, "OptPtrStore1", 0, 0, 0, 0, 0 };
static OptFunc DOptPtrStore2 = { OptPtrStore2, "OptPtrStore2", 0, 0, 0, 0, 0 };
static OptFunc DOptShift1 = { OptShift1, "OptShift1", 0, 0, 0, 0, 0 };
static OptFunc DOptShift2 = { OptShift2, "OptShift2", 0, 0, 0, 0, 0 };
/*static OptFunc DOptSize1 = { OptSize1, "OptSize1", 0, 0, 0, 0, 0 };*/
static OptFunc DOptSize2 = { OptSize2, "OptSize2", 0, 0, 0, 0, 0 };
static OptFunc DOptStackOps = { OptStackOps, "OptStackOps", 0, 0, 0, 0, 0 };
static OptFunc DOptStoreLoad = { OptStoreLoad, "OptStoreLoad", 0, 0, 0, 0, 0 };
static OptFunc DOptSub1 = { OptSub1, "OptSub1", 0, 0, 0, 0, 0 };
static OptFunc DOptSub2 = { OptSub2, "OptSub2", 0, 0, 0, 0, 0 };
static OptFunc DOptTest1 = { OptTest1, "OptTest1", 0, 0, 0, 0, 0 };
static OptFunc DOptTransfers = { OptTransfers, "OptTransfers", 0, 0, 0, 0, 0 };
static OptFunc DOptUnusedLoads = { OptUnusedLoads, "OptUnusedLoads", 0, 0, 0, 0, 0 };
static OptFunc DOptUnusedStores = { OptUnusedStores, "OptUnusedStores", 0, 0, 0, 0, 0 };
static OptFunc DOpt65C02Ind = { Opt65C02Ind, "Opt65C02Ind", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptAdd1 = { OptAdd1, "OptAdd1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptAdd2 = { OptAdd2, "OptAdd2", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptAdd3 = { OptAdd3, "OptAdd3", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptBoolTrans = { OptBoolTrans, "OptBoolTrans", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptBranchDist = { OptBranchDist, "OptBranchDist", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptCmp1 = { OptCmp1, "OptCmp1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptCmp2 = { OptCmp2, "OptCmp2", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptCmp3 = { OptCmp3, "OptCmp3", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptCmp4 = { OptCmp4, "OptCmp4", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptCmp5 = { OptCmp5, "OptCmp5", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptCmp6 = { OptCmp6, "OptCmp6", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptCmp7 = { OptCmp7, "OptCmp7", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptCondBranches = { OptCondBranches, "OptCondBranches", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptDeadCode = { OptDeadCode, "OptDeadCode", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptDeadJumps = { OptDeadJumps, "OptDeadJumps", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptDecouple = { OptDecouple, "OptDecouple", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptDupLoads = { OptDupLoads, "OptDupLoads", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptJumpCascades = { OptJumpCascades, "OptJumpCascades", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptJumpTarget = { OptJumpTarget, "OptJumpTarget", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptRTS = { OptRTS, "OptRTS", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptRTSJumps1 = { OptRTSJumps1, "OptRTSJumps1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptRTSJumps2 = { OptRTSJumps2, "OptRTSJumps2", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptNegA1 = { OptNegA1, "OptNegA1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptNegA2 = { OptNegA2, "OptNegA2", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptNegAX1 = { OptNegAX1, "OptNegAX1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptNegAX2 = { OptNegAX2, "OptNegAX2", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptNegAX3 = { OptNegAX3, "OptNegAX3", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptNegAX4 = { OptNegAX4, "OptNegAX4", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad1 = { OptPtrLoad1, "OptPtrLoad1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad2 = { OptPtrLoad2, "OptPtrLoad2", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad3 = { OptPtrLoad3, "OptPtrLoad3", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad4 = { OptPtrLoad4, "OptPtrLoad4", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad5 = { OptPtrLoad5, "OptPtrLoad5", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptPtrLoad6 = { OptPtrLoad6, "OptPtrLoad6", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptPtrStore1 = { OptPtrStore1, "OptPtrStore1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptPtrStore2 = { OptPtrStore2, "OptPtrStore2", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptShift1 = { OptShift1, "OptShift1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptShift2 = { OptShift2, "OptShift2", 100, 0, 0, 0, 0, 0 };
/*static OptFunc DOptSize1 = { OptSize1, "OptSize1", 100, 0, 0, 0, 0, 0 };*/
static OptFunc DOptSize2 = { OptSize2, "OptSize2", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptStackOps = { OptStackOps, "OptStackOps", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptStoreLoad = { OptStoreLoad, "OptStoreLoad", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptSub1 = { OptSub1, "OptSub1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptSub2 = { OptSub2, "OptSub2", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptTest1 = { OptTest1, "OptTest1", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptTransfers = { OptTransfers, "OptTransfers", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptUnusedLoads = { OptUnusedLoads, "OptUnusedLoads", 100, 0, 0, 0, 0, 0 };
static OptFunc DOptUnusedStores = { OptUnusedStores, "OptUnusedStores", 100, 0, 0, 0, 0, 0 };
/* Table containing all the steps in alphabetical order */
@ -1641,8 +1642,10 @@ static unsigned RunOptFunc (CodeSeg* S, OptFunc* F, unsigned Max)
{
unsigned Changes, C;
/* Don't run the function if it is disabled */
if (F->Disabled) {
/* Don't run the function if it is disabled or if it is prohibited by the
* code size factor
*/
if (F->Disabled || CodeSizeFactor < F->CodeSizeFactor) {
return 0;
}