Reviewers: dcarney,
Description:
[turbofan] Complete support for integer division/modulus in simplified
lowering.
Also add backend flags that tell whether integer division/modulus is
generally safe, i.e. does not trap on overflow or divide by zero.
TEST=unittests
[email protected]
Please review this at https://codereview.chromium.org/681133004/
Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files (+245, -111 lines):
M src/compiler/arm/instruction-selector-arm.cc
M src/compiler/arm64/instruction-selector-arm64.cc
M src/compiler/ia32/instruction-selector-ia32.cc
M src/compiler/machine-operator.h
M src/compiler/machine-operator-reducer.cc
M src/compiler/node-matchers.h
M src/compiler/operator-properties-inl.h
M src/compiler/simplified-lowering.h
M src/compiler/simplified-lowering.cc
M src/compiler/x64/instruction-selector-x64.cc
M test/cctest/compiler/test-simplified-lowering.cc
M test/unittests/compiler/machine-operator-unittest.cc
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