From 7be97af2ff6d4bdc8a52cb72677bbd68703489fd Mon Sep 17 00:00:00 2001 From: Agniva De Sarker Date: Wed, 10 Jul 2019 00:00:13 +0530 Subject: cmd/compile: apply optimization for readonly globals on wasm Extend the optimization introduced in CL 141118 to the wasm architecture. And for reference, the rules trigger 212 times while building std and cmd $GOOS=js GOARCH=wasm gotip build std cmd $grep -E "Wasm.rules:44(1|2|3|4)" rulelog | wc -l 212 Updates #26498 Change-Id: I153684a2b98589ae812b42268da08b65679e09d1 Reviewed-on: https://go-review.googlesource.com/c/go/+/185477 Run-TryBot: Agniva De Sarker TryBot-Result: Gobot Gobot Reviewed-by: Cherry Zhang Reviewed-by: Richard Musiol --- test/codegen/strings.go | 3 +++ 1 file changed, 3 insertions(+) (limited to 'test/codegen') diff --git a/test/codegen/strings.go b/test/codegen/strings.go index d688b6cbf9..0859e241cb 100644 --- a/test/codegen/strings.go +++ b/test/codegen/strings.go @@ -29,6 +29,7 @@ func ConstantLoad() { // 386:`MOVW\t\$12592, \(`,`MOVB\t\$50, 2\(` // arm:`MOVW\t\$48`,`MOVW\t\$49`,`MOVW\t\$50` // arm64:`MOVD\t\$12592`,`MOVD\t\$50` + // wasm:`I64Const\t\$12592`,`I64Store16\t\$0`,`I64Const\t\$50`,`I64Store8\t\$2` bsink = []byte("012") // 858927408 = 0x33323130 @@ -36,6 +37,7 @@ func ConstantLoad() { // amd64:`MOVL\t\$858927408`,`MOVW\t\$13620, 4\(` // 386:`MOVL\t\$858927408`,`MOVW\t\$13620, 4\(` // arm64:`MOVD\t\$858927408`,`MOVD\t\$13620` + // wasm:`I64Const\t\$858927408`,`I64Store32\t\$0`,`I64Const\t\$13620`,`I64Store16\t\$4` bsink = []byte("012345") // 3978425819141910832 = 0x3736353433323130 @@ -43,6 +45,7 @@ func ConstantLoad() { // amd64:`MOVQ\t\$3978425819141910832`,`MOVQ\t\$7306073769690871863` // 386:`MOVL\t\$858927408, \(`,`DUFFCOPY` // arm64:`MOVD\t\$3978425819141910832`,`MOVD\t\$1650538808`,`MOVD\t\$25699`,`MOVD\t\$101` + // wasm:`I64Const\t\$3978425819141910832`,`I64Store\t\$0`,`I64Const\t\$7306073769690871863`,`I64Store\t\$7` bsink = []byte("0123456789abcde") // 56 = 0x38 -- cgit v1.3