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authorErik Verbruggen <erik.verbruggen@qt.io>2018-10-09 16:32:54 +0200
committerErik Verbruggen <erik.verbruggen@qt.io>2018-10-12 11:34:12 +0000
commit41e15cb21c2f8924eee56aacc4ba8aace950cae5 (patch)
treeb33bf0044c2c4259615a5384181d326aee7c15bd
parentf0307f49deb5679dcd03353970b197c3258651a8 (diff)
BaselineJIT: slightly improve arm codegen for shiftsv5.12.0-beta2
Change-Id: I7327f982d11a0d2942750ebfbc9f0d379093b87e Reviewed-by: Lars Knoll <lars.knoll@qt.io>
-rw-r--r--src/qml/jit/qv4baselineassembler.cpp9
1 files changed, 3 insertions, 6 deletions
diff --git a/src/qml/jit/qv4baselineassembler.cpp b/src/qml/jit/qv4baselineassembler.cpp
index f6b745632b..72e43c76a8 100644
--- a/src/qml/jit/qv4baselineassembler.cpp
+++ b/src/qml/jit/qv4baselineassembler.cpp
@@ -1060,8 +1060,7 @@ void BaselineAssembler::ushr(int lhs)
PlatformAssembler::Address lhsAddr = regAddr(lhs);
pasm()->toInt32LhsAcc(lhsAddr, PlatformAssembler::ScratchRegister);
pasm()->and32(TrustedImm32(0x1f), PlatformAssembler::AccumulatorRegisterValue);
- pasm()->urshift32(PlatformAssembler::AccumulatorRegisterValue, PlatformAssembler::ScratchRegister);
- pasm()->move(PlatformAssembler::ScratchRegister, PlatformAssembler::AccumulatorRegisterValue);
+ pasm()->urshift32(PlatformAssembler::ScratchRegister, PlatformAssembler::AccumulatorRegisterValue, PlatformAssembler::AccumulatorRegisterValue);
auto doubleEncode = pasm()->branch32(PlatformAssembler::LessThan,
PlatformAssembler::AccumulatorRegisterValue,
TrustedImm32(0));
@@ -1081,8 +1080,7 @@ void BaselineAssembler::shr(int lhs)
PlatformAssembler::Address lhsAddr = regAddr(lhs);
pasm()->toInt32LhsAcc(lhsAddr, PlatformAssembler::ScratchRegister);
pasm()->and32(TrustedImm32(0x1f), PlatformAssembler::AccumulatorRegisterValue);
- pasm()->rshift32(PlatformAssembler::AccumulatorRegisterValue, PlatformAssembler::ScratchRegister);
- pasm()->move(PlatformAssembler::ScratchRegister, PlatformAssembler::AccumulatorRegisterValue);
+ pasm()->rshift32(PlatformAssembler::ScratchRegister, PlatformAssembler::AccumulatorRegisterValue, PlatformAssembler::AccumulatorRegisterValue);
pasm()->setAccumulatorTag(IntegerTag);
}
@@ -1091,8 +1089,7 @@ void BaselineAssembler::shl(int lhs)
PlatformAssembler::Address lhsAddr = regAddr(lhs);
pasm()->toInt32LhsAcc(lhsAddr, PlatformAssembler::ScratchRegister);
pasm()->and32(TrustedImm32(0x1f), PlatformAssembler::AccumulatorRegisterValue);
- pasm()->lshift32(PlatformAssembler::AccumulatorRegisterValue, PlatformAssembler::ScratchRegister);
- pasm()->move(PlatformAssembler::ScratchRegister, PlatformAssembler::AccumulatorRegisterValue);
+ pasm()->lshift32(PlatformAssembler::ScratchRegister, PlatformAssembler::AccumulatorRegisterValue, PlatformAssembler::AccumulatorRegisterValue);
pasm()->setAccumulatorTag(IntegerTag);
}