src/arm/lithium-codegen-arm.cc - Issue 10984057: Replace a set of Hydrogen instructions with rotate instructions on ARM

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Unified Diff: src/arm/lithium-codegen-arm.cc

Issue 10984057: Replace a set of Hydrogen instructions with rotate instructions on ARM (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/

Patch Set: Created 8 years, 3 months ago

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Index: src/arm/lithium-codegen-arm.cc

===================================================================

--- src/arm/lithium-codegen-arm.cc (revision 12582)

+++ src/arm/lithium-codegen-arm.cc (working copy)

@@ -1478,6 +1478,9 @@

case Token::SHL:

__ mov(result, Operand(left, LSL, scratch));

break;

+ case Token::ROR:

+ __ mov(result, Operand(left, ROR, scratch));

+ break;

default:

UNREACHABLE();

break;

@@ -1512,6 +1515,13 @@

__ Move(result, left);

}

break;

+ case Token::ROR:

+ if (shift_count != 0) {

+ __ mov(result, Operand(left, ROR, shift_count));

+ } else {

+ __ Move(result, left);

+ }

+ break;

default:

UNREACHABLE();

break;

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