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

Issue 517027: Improve count operation in top-level compiler on ARM.... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 10 years, 12 months ago
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Index: src/arm/fast-codegen-arm.cc
===================================================================
--- src/arm/fast-codegen-arm.cc (revision 3530)
+++ src/arm/fast-codegen-arm.cc (working copy)
@@ -1510,14 +1510,13 @@
}
// Call runtime for +1/-1.
- __ push(r0);
- __ mov(ip, Operand(Smi::FromInt(1)));
- __ push(ip);
if (expr->op() == Token::INC) {
- __ CallRuntime(Runtime::kNumberAdd, 2);
+ __ mov(ip, Operand(Smi::FromInt(1)));
} else {
- __ CallRuntime(Runtime::kNumberSub, 2);
+ __ mov(ip, Operand(Smi::FromInt(-1)));
}
+ __ stm(db_w, sp, ip.bit() | r0.bit());
+ __ CallRuntime(Runtime::kNumberAdd, 2);
// Store the value returned in r0.
switch (assign_type) {
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