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Fix inline threshold and add size level

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This commit is contained in:
Siu Kwan Lam 2013-12-27 22:21:33 -06:00
commit ecac668bef
1 changed files with 11 additions and 6 deletions
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17
llvm/passes.py
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@ -320,14 +320,15 @@ class TargetTransformInfo(Pass):
# Helpers
#===----------------------------------------------------------------------===
def build_pass_managers(tm, opt=2, loop_vectorize=False, slp_vectorize=False,
vectorize=False, inline_threshold=None,
pm=True, fpm=True, mod=None):
def build_pass_managers(tm, opt=2, size=0, loop_vectorize=False,
slp_vectorize=False, vectorize=False,
inline_threshold=None, pm=True, fpm=True, mod=None):
'''
tm --- The TargetMachine for which the passes are optimizing for.
The TargetMachine must stay alive until the pass managers
are removed.
opt --- [0-3] Optimization level. Default to 2.
size --- [0-2] Optimize for size. Default to 0.
loop_vectorize --- [boolean] Whether to use loop-vectorizer.
vectorize --- [boolean] Whether to use basic-block vectorizer.
inline_threshold --- [int] Threshold for the inliner.
@ -337,11 +338,15 @@ def build_pass_managers(tm, opt=2, loop_vectorize=False, slp_vectorize=False,
mod --- [Module] The module object for the FunctionPassManager.
'''
if inline_threshold is None:
if opt == 1:
if 0 < opt < 3:
inline_threshold = 225
if size == 1:
inline_threshold = 75
elif opt == 2:
elif size == 2:
inline_threshold = 25
else:
if opt >= 3:
inline_threshold = 275
if pm: