Reviewers: Erik Corry, Description: ARM: Use the vsqrt instruction when available
vsqrt is used to calculate Math.sqrt(x), Math.pow(x, 0.5) and Math.pow(x, -0.5).
Code size doesn't matter, as %_MathSqrt and %_MathPow are only called in one place each. Please review this at http://codereview.chromium.org/2885002/show SVN Base: http://v8.googlecode.com/svn/branches/bleeding_edge/ Affected files: M src/arm/assembler-arm.h M src/arm/assembler-arm.cc M src/arm/codegen-arm.cc M src/arm/disasm-arm.cc M src/arm/macro-assembler-arm.h M src/arm/macro-assembler-arm.cc M src/arm/simulator-arm.cc M test/cctest/test-disasm-arm.cc M test/mjsunit/math-sqrt.js -- v8-dev mailing list [email protected] http://groups.google.com/group/v8-dev
