diff options
Diffstat (limited to 'unsorted/OptimizerHelpers.c')
| -rw-r--r-- | unsorted/OptimizerHelpers.c | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/unsorted/OptimizerHelpers.c b/unsorted/OptimizerHelpers.c deleted file mode 100644 index 4085363..0000000 --- a/unsorted/OptimizerHelpers.c +++ /dev/null @@ -1,166 +0,0 @@ -#include "parser.h" - -Boolean setOldOptimizerOptions; - -typedef struct { - Boolean commonsubs; - Boolean loopinvariants; - Boolean propagation; - Boolean deadstore; - Boolean strengthreduction; - Boolean deadcode; - Boolean lifetimes; -} PIROptimizer; // assumed name - -static PIROptimizer pIrOptimizer = {0}; - -Pragma irPragmas[] = { - &pIrOptimizer.commonsubs, "opt_common_subs", 0, - &pIrOptimizer.loopinvariants, "opt_loop_invariants", 0, - &pIrOptimizer.propagation, "opt_propagation", 0, - &pIrOptimizer.deadstore, "opt_dead_assignments", 0, - &pIrOptimizer.deadcode, "opt_dead_code", 0, - &pIrOptimizer.strengthreduction, "opt_strength_reduction", 0, - &pIrOptimizer.lifetimes, "opt_lifetimes", 0, - 0, 0, 0 -}; - -int SetPragmaOptimizationsToUnspecified(const char *opt, void *, const char *, int) { - if (setOldOptimizerOptions) - Option_Warning(CLPStr62); - - memset(&pIrOptimizer, 0, sizeof(pIrOptimizer)); - TargetSetPragmaOptimizationsToUnspecified(); - return 1; -} - -int SetOptFlags(const char *opt, void *str, const char *, int flags) { - // this is very similar to ToolHelper - // might also fail to match - unsigned char *ptr; - Boolean set; - Boolean no; - UInt16 flag; - - ptr = (unsigned char *) str; - no = (Boolean) ((flags & PARAMPARSEFLAGS_8) >> 3); - set = (Boolean) (no ^ 1); - - while (*ptr) { - if (*ptr == '+') { - set = !no; - } else if (*ptr == '-') { - set = no; - } else if (*ptr == '|') { - set = (Boolean) (no ^ 1); - } else { - flag = (ptr[0] << 8) | ptr[1]; - - if ((flag >= 'G0' && flag <= 'G4') || (flag == 'Gs') || (flag == 'Gp')) - SetPragmaOptimizationsToUnspecified(opt, NULL, NULL, 0); - - switch (flag) { - case 'Cs': - pIrOptimizer.commonsubs = set ? 1 : 2; - setOldOptimizerOptions = 1; - break; - case 'Li': - pIrOptimizer.loopinvariants = set ? 1 : 2; - setOldOptimizerOptions = 1; - break; - case 'Pr': - pIrOptimizer.propagation = set ? 1 : 2; - setOldOptimizerOptions = 1; - break; - case 'Ds': - pIrOptimizer.deadstore = set ? 1 : 2; - setOldOptimizerOptions = 1; - break; - case 'Sr': - pIrOptimizer.strengthreduction = set ? 1 : 2; - setOldOptimizerOptions = 1; - break; - case 'Dc': - pIrOptimizer.deadcode = set ? 1 : 2; - setOldOptimizerOptions = 1; - break; - case 'Lt': - pIrOptimizer.lifetimes = set ? 1 : 2; - setOldOptimizerOptions = 1; - break; - case 'G0': - pGlobalOptimizer.optimizationlevel = set ? 0 : 0; - break; - case 'G1': - pGlobalOptimizer.optimizationlevel = set ? 1 : 0; - break; - case 'G2': - pGlobalOptimizer.optimizationlevel = set ? 2 : 0; - break; - case 'G3': - pGlobalOptimizer.optimizationlevel = set ? 3 : 0; - break; - case 'G4': - pGlobalOptimizer.optimizationlevel = set ? 4 : 0; - break; - case 'Gs': - pGlobalOptimizer.optfor = set ? 1 : 0; - break; - case 'Gp': - pGlobalOptimizer.optfor = set ? 0 : 1; - break; - default: - if (!TargetSetOptFlags(flag, set)) - CLPFatalError("Bad optimizer settings in %s (%c%c)\n", str, ptr[0], ptr[1]); - } - - ++ptr; - } - - ++ptr; - } - - return 1; -} - -int DisplayOptimizationOptions(const char *, void *, const char *, int) { - SInt32 oldsize; - Handle h; - - h = NewHandle(0); - if (!h) - exit(-23); - - HPrintF(h, "\t- global optimizer level %d\n", pGlobalOptimizer.optimizationlevel); - HPrintF(h, "\t- global optimize for %s\n", (pGlobalOptimizer.optfor == 0) ? "speed" : "size"); - - oldsize = GetHandleSize(h); - if (pIrOptimizer.commonsubs) - HPrintF(h, "\t- common subexpression elimination %s\n", (pIrOptimizer.commonsubs == 1) ? "on" : "off"); - if (pIrOptimizer.loopinvariants) - HPrintF(h, "\t- loop invariants %s\n", (pIrOptimizer.loopinvariants == 1) ? "on" : "off"); - if (pIrOptimizer.commonsubs) - HPrintF(h, "\t- constant propagation %s\n", (pIrOptimizer.propagation == 1) ? "on" : "off"); - if (pIrOptimizer.deadstore) - HPrintF(h, "\t- dead store elimination %s\n", (pIrOptimizer.deadstore == 1) ? "on" : "off"); - if (pIrOptimizer.deadcode) - HPrintF(h, "\t- dead code elimination %s\n", (pIrOptimizer.deadcode == 1) ? "on" : "off"); - if (pIrOptimizer.strengthreduction) - HPrintF(h, "\t- strength reduction %s\n", (pIrOptimizer.strengthreduction == 1) ? "on" : "off"); - if (pIrOptimizer.lifetimes) - HPrintF(h, "\t- variable lifetimes %s\n", (pIrOptimizer.lifetimes == 1) ? "on" : "off"); - - if (oldsize == GetHandleSize(h)) - HPrintF(h, "\t- no extra global optimizations\n"); - - HPrintF(h, "Backend-specific optimizer options:\n"); - - oldsize = GetHandleSize(h); - TargetDisplayOptimizationOptions(h); - if (oldsize == GetHandleSize(h)) - HPrintF(h, "\t- no extra backend-specific optimizations\n"); - - ShowTextHandle(NULL, h); - DisposeHandle(h); - return 1; -} |