Reviewers: Benedikt Meurer,
Message:
PTAL
Description:
Enable TailCalls for %_CallRuntime
This involves:
- Enabling the tail call optimization reducer in all cases
- Adding an addition flag to CallFunctionParameters to mark call sites
that can be tail-called enabled.
- Only set the tail-call flag for %_CallRuntime
Please review this at https://codereview.chromium.org/1216933011/
Base URL: https://chromium.googlesource.com/v8/v8.git@master
Affected files (+244, -83 lines):
M src/compiler/arm/code-generator-arm.cc
M src/compiler/arm/instruction-selector-arm.cc
M src/compiler/arm64/code-generator-arm64.cc
M src/compiler/arm64/instruction-selector-arm64.cc
M src/compiler/ia32/code-generator-ia32.cc
M src/compiler/ia32/instruction-selector-ia32.cc
M src/compiler/js-generic-lowering.cc
M src/compiler/js-intrinsic-lowering.h
M src/compiler/js-intrinsic-lowering.cc
M src/compiler/js-operator.h
M src/compiler/js-operator.cc
M src/compiler/linkage.h
M src/compiler/linkage.cc
M src/compiler/mips/code-generator-mips.cc
M src/compiler/mips/instruction-selector-mips.cc
M src/compiler/mips64/code-generator-mips64.cc
M src/compiler/mips64/instruction-selector-mips64.cc
M src/compiler/pipeline.cc
M src/compiler/x64/code-generator-x64.cc
M src/compiler/x64/instruction-selector-x64.cc
A test/mjsunit/call-runtime-tail.js
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