Co-authored-by: QiuJi <qiuji@iscas.ac.cn>

* fix wasm-spec-tests/tests/int_exprs.js

* fix memory i64

* fix memory64/local_get.js

* fix load64 error

* fix gp

* fix store

* fix gp

Co-authored-by: QiuJi <qiuji@iscas.ac.cn>

Fix #689.

Co-authored-by: QiuJi <qiuji@iscas.ac.cn>

Fix #646.

Co-authored-by: QiuJi <qiuji@iscas.ac.cn>

t :

fix #671
TODO: need to review assembler/disassembler and simulator

Co-authored-by: QiuJi <qiuji@iscas.ac.cn>

Signed-off-by: Lu Yahan <luyahan@qq.com>

Signed-off-by: VitalyR <vitalyankh@gmail.com>

Signed-off-by: Lu Yahan <luyahan@qq.com>

* delete test-macro-assembler-riscv32/Cvt_s_ul_Trunc_ul_s

* delete rv64d rv64f

* Remove MulHigh64

* Remove 64-bit shifts from macro-assembler

* Handle WASM pair operations

* Start porting WASM liftoff assembler to RV32

Now cctest has 64 failures.
Almost all these failures are related to wasm.

Co-authored-by: QiuJi <qiuji@iscas.ac.cn>

So that we can evaluate whether bug fix make regression.

Co-authored-by: QiuJi <qiuji@iscas.ac.cn>

* fix test-macro-assembler-riscv32/Popcnt

* fix CalcScaledAddress

* fix jumptable4