v8,tools: expose experimental wasm revectorize feature · nodejs/node@2aa77c8

Original file line number	Diff line number	Diff line change
`@@ -1682,6 +1682,9 @@ def configure_v8(o, configs):`
`1682`	`1682`	`raise Exception(`
`1683`	`1683`	`'Only one of the --v8-enable-object-print or --v8-disable-object-print options '`
`1684`	`1684`	`'can be specified at a time.')`
	`1685`	`+if sys.platform != 'darwin':`
	`1686`	`+if o['variables']['v8_enable_webassembly'] and o['variables']['target_arch'] == 'x64':`
	`1687`	`+o['variables']['v8_enable_wasm_simd256_revec'] = 1`
`1685`	`1688`
`1686`	`1689`	`def configure_openssl(o):`
`1687`	`1690`	`variables = o['variables']`

Original file line number	Diff line number	Diff line change
`@@ -328,7 +328,10 @@`
`328`	`328`
`329`	`329`	`# Enable advanced BigInt algorithms, costing about 10-30 KiB binary size`
`330`	`330`	`# depending on platform.`
`331`		`-'v8_advanced_bigint_algorithms%': 1`
	`331`	`+'v8_advanced_bigint_algorithms%': 1,`
	`332`	`+`
	`333`	`+# Enable 256-bit long vector re-vectorization pass in WASM compilation pipeline.`
	`334`	`+'v8_enable_wasm_simd256_revec%' : 0`
`332`	`335`	`},`
`333`	`336`
`334`	`337`	`'target_defaults': {`
`@@ -541,6 +544,9 @@`
`541`	`544`	`['v8_advanced_bigint_algorithms==1', {`
`542`	`545`	`'defines': ['V8_ADVANCED_BIGINT_ALGORITHMS',],`
`543`	`546`	`}],`
	`547`	`+ ['v8_enable_wasm_simd256_revec==1', {`
	`548`	`+'defines': ['V8_ENABLE_WASM_SIMD256_REVEC',],`
	`549`	`+ }],`
`544`	`550`	`], # conditions`
`545`	`551`	`'defines': [`
`546`	`552`	`'V8_GYP_BUILD',`

Original file line number	Diff line number	Diff line change
`@@ -640,6 +640,11 @@`
`640`	`640`	`'<!@pymod_do_main(GN-scraper "<(V8_ROOT)/BUILD.gn" "v8_header_set.\\"v8_internal_headers\\".?v8_enable_webassembly.?sources \\+= ")',`
`641`	`641`	`],`
`642`	`642`	`}],`
	`643`	`+ ['v8_enable_wasm_simd256_revec==1', {`
	`644`	`+'sources': [`
	`645`	`+'<!@pymod_do_main(GN-scraper "<(V8_ROOT)/BUILD.gn" "v8_header_set.\\"v8_internal_headers\\".?v8_enable_wasm_simd256_revec.?sources \\+= ")',`
	`646`	`+ ],`
	`647`	`+ }],`
`643`	`648`	`['v8_enable_i18n_support==1', {`
`644`	`649`	`'sources': [`
`645`	`650`	`'<!@pymod_do_main(GN-scraper "<(V8_ROOT)/BUILD.gn" "v8_header_set.\\"v8_internal_headers\\".?v8_enable_i18n_support.?sources \\+= ")',`
`@@ -876,6 +881,11 @@`
`876`	`881`	`'<!@pymod_do_main(GN-scraper "<(V8_ROOT)/BUILD.gn" "v8_compiler_sources =.?v8_enable_webassembly.?v8_compiler_sources \\+= ")',`
`877`	`882`	`],`
`878`	`883`	`}],`
	`884`	`+ ['v8_enable_wasm_simd256_revec==1', {`
	`885`	`+'sources': [`
	`886`	`+'<!@pymod_do_main(GN-scraper "<(V8_ROOT)/BUILD.gn" "v8_compiler_sources =.?v8_enable_wasm_simd256_revec.?v8_compiler_sources \\+= ")',`
	`887`	`+ ],`
	`888`	`+ }],`
`879`	`889`	`],`
`880`	`890`	`}`
`881`	`891`	`}, # v8_compiler_sources`