Go to the source code of this file.
|
| STATISTIC (RemoveTOCSave, "Number of TOC saves removed") |
|
| STATISTIC (MultiTOCSaves, "Number of functions with multiple TOC saves that must be kept") |
|
| STATISTIC (NumTOCSavesInPrologue, "Number of TOC saves placed in the prologue") |
|
| STATISTIC (NumEliminatedSExt, "Number of eliminated sign-extensions") |
|
| STATISTIC (NumEliminatedZExt, "Number of eliminated zero-extensions") |
|
| STATISTIC (NumOptADDLIs, "Number of optimized ADD instruction fed by LI") |
|
| STATISTIC (NumConvertedToImmediateForm, "Number of instructions converted to their immediate form") |
|
| STATISTIC (NumFunctionsEnteredInMIPeephole, "Number of functions entered in PPC MI Peepholes") |
|
| STATISTIC (NumFixedPointIterations, "Number of fixed-point iterations converting reg-reg instructions " "to reg-imm ones") |
|
| STATISTIC (NumRotatesCollapsed, "Number of pairs of rotate left, clear left/right collapsed") |
|
| STATISTIC (NumEXTSWAndSLDICombined, "Number of pairs of EXTSW and SLDI combined as EXTSWSLI") |
|
| STATISTIC (NumLoadImmZeroFoldedAndRemoved, "Number of LI(8) reg, 0 that are folded to r0 and removed") |
|
| INITIALIZE_PASS_BEGIN (PPCMIPeephole, DEBUG_TYPE, "PowerPC MI Peephole Optimization", false, false) INITIALIZE_PASS_END(PPCMIPeephole |
|
|
static cl::opt< bool > | FixedPointRegToImm ("ppc-reg-to-imm-fixed-point", cl::Hidden, cl::init(true), cl::desc("Iterate to a fixed point when attempting to " "convert reg-reg instructions to reg-imm")) |
|
static cl::opt< bool > | ConvertRegReg ("ppc-convert-rr-to-ri", cl::Hidden, cl::init(true), cl::desc("Convert eligible reg+reg instructions to reg+imm")) |
|
static cl::opt< bool > | EnableSExtElimination ("ppc-eliminate-signext", cl::desc("enable elimination of sign-extensions"), cl::init(true), cl::Hidden) |
|
static cl::opt< bool > | EnableZExtElimination ("ppc-eliminate-zeroext", cl::desc("enable elimination of zero-extensions"), cl::init(true), cl::Hidden) |
|
static cl::opt< bool > | EnableTrapOptimization ("ppc-opt-conditional-trap", cl::desc("enable optimization of conditional traps"), cl::init(false), cl::Hidden) |
|
| DEBUG_TYPE |
|
PowerPC MI Peephole | Optimization |
|
PowerPC MI Peephole | false |
|
◆ DEBUG_TYPE
#define DEBUG_TYPE "ppc-mi-peepholes" |
◆ INITIALIZE_PASS_BEGIN()
INITIALIZE_PASS_BEGIN |
( |
PPCMIPeephole |
, |
|
|
DEBUG_TYPE |
, |
|
|
"PowerPC MI Peephole Optimization" |
, |
|
|
false |
, |
|
|
false |
|
|
) |
| |
◆ STATISTIC() [1/12]
STATISTIC |
( |
MultiTOCSaves |
, |
|
|
"Number of functions with multiple TOC saves that must be kept" |
|
|
) |
| |
◆ STATISTIC() [2/12]
STATISTIC |
( |
NumConvertedToImmediateForm |
, |
|
|
"Number of instructions converted to their immediate form" |
|
|
) |
| |
◆ STATISTIC() [3/12]
STATISTIC |
( |
NumEliminatedSExt |
, |
|
|
"Number of eliminated sign-extensions" |
|
|
) |
| |
◆ STATISTIC() [4/12]
STATISTIC |
( |
NumEliminatedZExt |
, |
|
|
"Number of eliminated zero-extensions" |
|
|
) |
| |
◆ STATISTIC() [5/12]
STATISTIC |
( |
NumEXTSWAndSLDICombined |
, |
|
|
"Number of pairs of EXTSW and SLDI combined as EXTSWSLI" |
|
|
) |
| |
◆ STATISTIC() [6/12]
STATISTIC |
( |
NumFixedPointIterations |
, |
|
|
"Number of fixed-point iterations converting reg-reg instructions " "to reg-imm ones" |
|
|
) |
| |
◆ STATISTIC() [7/12]
STATISTIC |
( |
NumFunctionsEnteredInMIPeephole |
, |
|
|
"Number of functions entered in PPC MI Peepholes" |
|
|
) |
| |
◆ STATISTIC() [8/12]
STATISTIC |
( |
NumLoadImmZeroFoldedAndRemoved |
, |
|
|
"Number of LI(8) |
reg, |
|
|
0 that are folded to r0 and removed" |
|
|
) |
| |
◆ STATISTIC() [9/12]
STATISTIC |
( |
NumOptADDLIs |
, |
|
|
"Number of optimized ADD instruction fed by LI" |
|
|
) |
| |
◆ STATISTIC() [10/12]
STATISTIC |
( |
NumRotatesCollapsed |
, |
|
|
"Number of pairs of rotate |
left, |
|
|
clear left/right collapsed" |
|
|
) |
| |
◆ STATISTIC() [11/12]
STATISTIC |
( |
NumTOCSavesInPrologue |
, |
|
|
"Number of TOC saves placed in the prologue" |
|
|
) |
| |
◆ STATISTIC() [12/12]
STATISTIC |
( |
RemoveTOCSave |
, |
|
|
"Number of TOC saves removed" |
|
|
) |
| |
◆ ConvertRegReg
◆ DEBUG_TYPE
◆ EnableSExtElimination
◆ EnableTrapOptimization
◆ EnableZExtElimination
◆ false
PowerPC MI Peephole false |
◆ FixedPointRegToImm
◆ Optimization
PowerPC MI Peephole Optimization |