forked from AbleOS/holey-bytes
reducing dependencies
This commit is contained in:
mlokr
parent
e4e7f8d5b5
commit
0d118c17b2
320
Cargo.lock
generated
320
Cargo.lock
generated
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@ -2,119 +2,11 @@
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# It is not intended for manual editing.
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version = 3
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[[package]]
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name = "ahash"
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version = "0.8.11"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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||||
checksum = "e89da841a80418a9b391ebaea17f5c112ffaaa96f621d2c285b5174da76b9011"
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dependencies = [
|
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"cfg-if",
|
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"once_cell",
|
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"version_check",
|
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"zerocopy",
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]
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[[package]]
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name = "aho-corasick"
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||||
version = "1.1.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
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dependencies = [
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"memchr",
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]
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[[package]]
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name = "anstream"
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version = "0.6.15"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "64e15c1ab1f89faffbf04a634d5e1962e9074f2741eef6d97f3c4e322426d526"
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dependencies = [
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"anstyle",
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"anstyle-parse",
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"anstyle-query",
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"anstyle-wincon",
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"colorchoice",
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"is_terminal_polyfill",
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"utf8parse",
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]
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[[package]]
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name = "anstyle"
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version = "1.0.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1bec1de6f59aedf83baf9ff929c98f2ad654b97c9510f4e70cf6f661d49fd5b1"
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[[package]]
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name = "anstyle-parse"
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version = "0.2.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "eb47de1e80c2b463c735db5b217a0ddc39d612e7ac9e2e96a5aed1f57616c1cb"
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dependencies = [
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"utf8parse",
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]
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[[package]]
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name = "anstyle-query"
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version = "1.1.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6d36fc52c7f6c869915e99412912f22093507da8d9e942ceaf66fe4b7c14422a"
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dependencies = [
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"windows-sys",
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]
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[[package]]
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name = "anstyle-wincon"
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version = "3.0.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5bf74e1b6e971609db8ca7a9ce79fd5768ab6ae46441c572e46cf596f59e57f8"
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dependencies = [
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"anstyle",
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"windows-sys",
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]
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[[package]]
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name = "cfg-if"
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version = "1.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
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[[package]]
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name = "colorchoice"
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version = "1.0.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d3fd119d74b830634cea2a0f58bbd0d54540518a14397557951e79340abc28c0"
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[[package]]
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name = "env_filter"
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version = "0.1.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4f2c92ceda6ceec50f43169f9ee8424fe2db276791afde7b2cd8bc084cb376ab"
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dependencies = [
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"log",
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"regex",
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]
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[[package]]
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name = "env_logger"
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version = "0.11.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e13fa619b91fb2381732789fc5de83b45675e882f66623b7d8cb4f643017018d"
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dependencies = [
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"anstream",
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"anstyle",
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"env_filter",
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"humantime",
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"log",
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]
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[[package]]
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name = "hashbrown"
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version = "0.14.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
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dependencies = [
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"ahash",
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]
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[[package]]
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name = "hbbytecode"
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@ -128,9 +20,7 @@ version = "0.1.0"
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name = "hblang"
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version = "0.1.0"
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dependencies = [
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"env_logger",
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"hbvm",
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"log",
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"regalloc2",
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]
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@ -149,36 +39,12 @@ dependencies = [
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"memmap2",
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]
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[[package]]
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name = "humantime"
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version = "2.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
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[[package]]
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name = "is_terminal_polyfill"
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version = "1.70.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
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[[package]]
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name = "libc"
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version = "0.2.158"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d8adc4bb1803a324070e64a98ae98f38934d91957a99cfb3a43dcbc01bc56439"
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[[package]]
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name = "log"
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version = "0.4.22"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
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[[package]]
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name = "memchr"
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version = "2.7.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
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[[package]]
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name = "memmap2"
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version = "0.9.5"
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@ -188,212 +54,28 @@ dependencies = [
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"libc",
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]
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[[package]]
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name = "once_cell"
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version = "1.19.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
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[[package]]
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name = "proc-macro2"
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version = "1.0.86"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5e719e8df665df0d1c8fbfd238015744736151d4445ec0836b8e628aae103b77"
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dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "quote"
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version = "1.0.37"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b5b9d34b8991d19d98081b46eacdd8eb58c6f2b201139f7c5f643cc155a633af"
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dependencies = [
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"proc-macro2",
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]
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[[package]]
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name = "regalloc2"
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version = "0.10.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "12908dbeb234370af84d0579b9f68258a0f67e201412dd9a2814e6f45b2fc0f0"
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source = "git+https://github.com/jakubDoka/regalloc2#7e74b2fde4f022816cded93ab5685e46f8e3a159"
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dependencies = [
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"hashbrown",
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"log",
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"rustc-hash",
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"slice-group-by",
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"smallvec",
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]
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[[package]]
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name = "regex"
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version = "1.10.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4219d74c6b67a3654a9fbebc4b419e22126d13d2f3c4a07ee0cb61ff79a79619"
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dependencies = [
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"aho-corasick",
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"memchr",
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"regex-automata",
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"regex-syntax",
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]
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[[package]]
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name = "regex-automata"
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version = "0.4.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "38caf58cc5ef2fed281f89292ef23f6365465ed9a41b7a7754eb4e26496c92df"
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dependencies = [
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"aho-corasick",
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"memchr",
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"regex-syntax",
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]
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[[package]]
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name = "regex-syntax"
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version = "0.8.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
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[[package]]
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name = "rustc-hash"
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version = "2.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "583034fd73374156e66797ed8e5b0d5690409c9226b22d87cb7f19821c05d152"
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[[package]]
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name = "slice-group-by"
|
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version = "0.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "826167069c09b99d56f31e9ae5c99049e932a98c9dc2dac47645b08dbbf76ba7"
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[[package]]
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name = "smallvec"
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version = "1.13.2"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67"
|
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[[package]]
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name = "syn"
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version = "2.0.77"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9f35bcdf61fd8e7be6caf75f429fdca8beb3ed76584befb503b1569faee373ed"
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dependencies = [
|
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"proc-macro2",
|
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"quote",
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"unicode-ident",
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]
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[[package]]
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name = "unicode-ident"
|
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version = "1.0.13"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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checksum = "e91b56cd4cadaeb79bbf1a5645f6b4f8dc5bde8834ad5894a8db35fda9efa1fe"
|
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|
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[[package]]
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name = "utf8parse"
|
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version = "0.2.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
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checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
|
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|
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[[package]]
|
||||
name = "version_check"
|
||||
version = "0.9.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
|
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|
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[[package]]
|
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name = "windows-sys"
|
||||
version = "0.52.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
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dependencies = [
|
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"windows-targets",
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]
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[[package]]
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name = "windows-targets"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
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dependencies = [
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"windows_aarch64_gnullvm",
|
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"windows_aarch64_msvc",
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"windows_i686_gnu",
|
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"windows_i686_gnullvm",
|
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"windows_i686_msvc",
|
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"windows_x86_64_gnu",
|
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"windows_x86_64_gnullvm",
|
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"windows_x86_64_msvc",
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]
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[[package]]
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name = "windows_aarch64_gnullvm"
|
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
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[[package]]
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name = "windows_aarch64_msvc"
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version = "0.52.6"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
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[[package]]
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name = "windows_i686_gnu"
|
||||
version = "0.52.6"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
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[[package]]
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name = "windows_i686_gnullvm"
|
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
|
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|
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[[package]]
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name = "windows_i686_msvc"
|
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version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
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[[package]]
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name = "windows_x86_64_gnu"
|
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version = "0.52.6"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
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|
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[[package]]
|
||||
name = "windows_x86_64_gnullvm"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
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checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_msvc"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
|
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|
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[[package]]
|
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name = "xtask"
|
||||
version = "0.1.0"
|
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|
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[[package]]
|
||||
name = "zerocopy"
|
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version = "0.7.35"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1b9b4fd18abc82b8136838da5d50bae7bdea537c574d8dc1a34ed098d6c166f0"
|
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dependencies = [
|
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"zerocopy-derive",
|
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]
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[[package]]
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name = "zerocopy-derive"
|
||||
version = "0.7.35"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
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dependencies = [
|
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"proc-macro2",
|
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"quote",
|
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"syn",
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]
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@ -8,7 +8,5 @@ name = "hbc"
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|||
path = "src/main.rs"
|
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|
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[dependencies]
|
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env_logger = "0.11.5"
|
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hbvm = { path = "../hbvm", features = ["nightly"] }
|
||||
log = "0.4.22"
|
||||
regalloc2 = { version = "0.10.2", features = ["trace-log"] }
|
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regalloc2 = { git = "https://github.com/jakubDoka/regalloc2" }
|
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|
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@ -1712,8 +1712,7 @@ impl Codegen {
|
|||
self.ci.emit(instrs::st(reg::RET_ADDR, reg::STACK_PTR, 0, 0));
|
||||
}
|
||||
|
||||
self.ci.nodes.basic_blocks();
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|
||||
//self.ci.nodes.basic_blocks();
|
||||
//self.ci.nodes.graphviz();
|
||||
|
||||
self.ci.vars = orig_vars;
|
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|
|
@ -1761,412 +1760,6 @@ impl Codegen {
|
|||
}
|
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|
||||
fn emit_body(&mut self, sig: Sig) -> usize {
|
||||
// FIXME: make this more efficient (allocated with arena)
|
||||
|
||||
#[derive(Debug)]
|
||||
struct Block {
|
||||
nid: Nid,
|
||||
preds: Vec<regalloc2::Block>,
|
||||
succs: Vec<regalloc2::Block>,
|
||||
instrs: regalloc2::InstRange,
|
||||
params: Vec<regalloc2::VReg>,
|
||||
branch_blockparams: Vec<regalloc2::VReg>,
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
struct Instr {
|
||||
nid: Nid,
|
||||
ops: Vec<regalloc2::Operand>,
|
||||
}
|
||||
|
||||
struct Function<'a> {
|
||||
sig: Sig,
|
||||
nodes: &'a mut Nodes,
|
||||
tys: &'a Types,
|
||||
blocks: Vec<Block>,
|
||||
instrs: Vec<Instr>,
|
||||
}
|
||||
|
||||
impl Debug for Function<'_> {
|
||||
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
||||
for (i, block) in self.blocks.iter().enumerate() {
|
||||
writeln!(f, "sb{i}{:?}-{:?}:", block.params, block.preds)?;
|
||||
|
||||
for inst in block.instrs.iter() {
|
||||
let instr = &self.instrs[inst.index()];
|
||||
writeln!(
|
||||
f,
|
||||
"{}: i{:?}:{:?}",
|
||||
inst.index(),
|
||||
self.nodes[instr.nid].kind,
|
||||
instr.ops
|
||||
)?;
|
||||
}
|
||||
|
||||
writeln!(f, "eb{i}{:?}-{:?}:", block.branch_blockparams, block.succs)?;
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> Function<'a> {
|
||||
fn new(nodes: &'a mut Nodes, tys: &'a Types, sig: Sig) -> Self {
|
||||
let mut s = Self {
|
||||
nodes,
|
||||
tys,
|
||||
sig,
|
||||
blocks: Default::default(),
|
||||
instrs: Default::default(),
|
||||
};
|
||||
s.nodes.visited.clear(s.nodes.values.len());
|
||||
s.emit_node(VOID, VOID);
|
||||
s.add_block(0);
|
||||
s.blocks.pop();
|
||||
s
|
||||
}
|
||||
|
||||
fn add_block(&mut self, nid: Nid) -> RallocBRef {
|
||||
if let Some(prev) = self.blocks.last_mut() {
|
||||
prev.instrs = regalloc2::InstRange::new(
|
||||
prev.instrs.first(),
|
||||
regalloc2::Inst::new(self.instrs.len()),
|
||||
);
|
||||
}
|
||||
|
||||
self.blocks.push(Block {
|
||||
nid,
|
||||
preds: Default::default(),
|
||||
succs: Default::default(),
|
||||
instrs: regalloc2::InstRange::new(
|
||||
regalloc2::Inst::new(self.instrs.len()),
|
||||
regalloc2::Inst::new(self.instrs.len() + 1),
|
||||
),
|
||||
params: Default::default(),
|
||||
branch_blockparams: Default::default(),
|
||||
});
|
||||
self.blocks.len() as RallocBRef - 1
|
||||
}
|
||||
|
||||
fn add_instr(&mut self, nid: Nid, ops: Vec<regalloc2::Operand>) {
|
||||
self.instrs.push(Instr { nid, ops });
|
||||
}
|
||||
|
||||
fn urg(&mut self, nid: Nid) -> regalloc2::Operand {
|
||||
regalloc2::Operand::reg_use(self.rg(nid))
|
||||
}
|
||||
|
||||
fn def_nid(&mut self, _nid: Nid) {}
|
||||
|
||||
fn drg(&mut self, nid: Nid) -> regalloc2::Operand {
|
||||
self.def_nid(nid);
|
||||
regalloc2::Operand::reg_def(self.rg(nid))
|
||||
}
|
||||
|
||||
fn rg(&self, nid: Nid) -> VReg {
|
||||
regalloc2::VReg::new(nid as _, regalloc2::RegClass::Int)
|
||||
}
|
||||
|
||||
fn emit_node(&mut self, nid: Nid, prev: Nid) {
|
||||
if matches!(self.nodes[nid].kind, Kind::Region | Kind::Loop) {
|
||||
let prev_bref = self.nodes[prev].ralloc_backref;
|
||||
let node = self.nodes[nid].clone();
|
||||
|
||||
let idx = 1 + node.inputs.iter().position(|&i| i == prev).unwrap();
|
||||
|
||||
for ph in node.outputs {
|
||||
if self.nodes[ph].kind != Kind::Phi {
|
||||
continue;
|
||||
}
|
||||
|
||||
let rg = self.rg(self.nodes[ph].inputs[idx]);
|
||||
self.blocks[prev_bref as usize].branch_blockparams.push(rg);
|
||||
}
|
||||
|
||||
self.add_instr(nid, vec![]);
|
||||
|
||||
match (self.nodes[nid].kind, self.nodes.visited.set(nid)) {
|
||||
(Kind::Loop, false) => {
|
||||
for i in node.inputs {
|
||||
self.bridge(i, nid);
|
||||
}
|
||||
return;
|
||||
}
|
||||
(Kind::Region, true) => return,
|
||||
_ => {}
|
||||
}
|
||||
} else if !self.nodes.visited.set(nid) {
|
||||
return;
|
||||
}
|
||||
|
||||
let node = self.nodes[nid].clone();
|
||||
match node.kind {
|
||||
Kind::Start => self.emit_node(node.outputs[0], VOID),
|
||||
Kind::End => {}
|
||||
Kind::If => {
|
||||
self.nodes[nid].ralloc_backref = self.nodes[prev].ralloc_backref;
|
||||
|
||||
let &[_, cond] = node.inputs.as_slice() else { unreachable!() };
|
||||
let &[mut then, mut else_] = node.outputs.as_slice() else {
|
||||
unreachable!()
|
||||
};
|
||||
|
||||
if let Kind::BinOp { op } = self.nodes[cond].kind
|
||||
&& let Some((_, swapped)) = op.cond_op(node.ty.is_signed())
|
||||
{
|
||||
if swapped {
|
||||
std::mem::swap(&mut then, &mut else_);
|
||||
}
|
||||
let &[_, lhs, rhs] = self.nodes[cond].inputs.as_slice() else {
|
||||
unreachable!()
|
||||
};
|
||||
let ops = vec![self.urg(lhs), self.urg(rhs)];
|
||||
self.add_instr(nid, ops);
|
||||
} else {
|
||||
todo!()
|
||||
}
|
||||
|
||||
self.emit_node(then, nid);
|
||||
self.emit_node(else_, nid);
|
||||
}
|
||||
Kind::Region | Kind::Loop => {
|
||||
self.nodes[nid].ralloc_backref = self.add_block(nid);
|
||||
if node.kind == Kind::Region {
|
||||
for i in node.inputs {
|
||||
self.bridge(i, nid);
|
||||
}
|
||||
}
|
||||
let mut block = vec![];
|
||||
for ph in node.outputs.clone() {
|
||||
if self.nodes[ph].kind != Kind::Phi {
|
||||
continue;
|
||||
}
|
||||
self.def_nid(ph);
|
||||
block.push(self.rg(ph));
|
||||
}
|
||||
self.blocks[self.nodes[nid].ralloc_backref as usize].params = block;
|
||||
for o in node.outputs.into_iter().rev() {
|
||||
self.emit_node(o, nid);
|
||||
}
|
||||
}
|
||||
Kind::Return => {
|
||||
let ops = if node.inputs[1] != VOID {
|
||||
vec![regalloc2::Operand::reg_fixed_use(
|
||||
self.rg(node.inputs[1]),
|
||||
regalloc2::PReg::new(1, regalloc2::RegClass::Int),
|
||||
)]
|
||||
} else {
|
||||
vec![]
|
||||
};
|
||||
self.add_instr(nid, ops);
|
||||
self.emit_node(node.outputs[0], nid);
|
||||
}
|
||||
Kind::CInt { .. } => {
|
||||
let ops = vec![self.drg(nid)];
|
||||
self.add_instr(nid, ops);
|
||||
}
|
||||
Kind::Phi => {}
|
||||
Kind::Tuple { index } => {
|
||||
let is_start = self.nodes[node.inputs[0]].kind == Kind::Start && index == 0;
|
||||
if is_start || (self.nodes[node.inputs[0]].kind == Kind::If && index < 2) {
|
||||
self.nodes[nid].ralloc_backref = self.add_block(nid);
|
||||
self.bridge(prev, nid);
|
||||
|
||||
if is_start {
|
||||
let mut parama = self.tys.parama(self.sig.ret);
|
||||
for (arg, ti) in self.nodes[VOID]
|
||||
.clone()
|
||||
.outputs
|
||||
.into_iter()
|
||||
.skip(1)
|
||||
.zip(self.sig.args.range())
|
||||
{
|
||||
let ty = self.tys.args[ti];
|
||||
match self.tys.size_of(ty) {
|
||||
0 => continue,
|
||||
1..=8 => {
|
||||
self.def_nid(arg);
|
||||
self.add_instr(NEVER, vec![
|
||||
regalloc2::Operand::reg_fixed_def(
|
||||
self.rg(arg),
|
||||
regalloc2::PReg::new(
|
||||
parama.next() as _,
|
||||
regalloc2::RegClass::Int,
|
||||
),
|
||||
),
|
||||
]);
|
||||
}
|
||||
_ => todo!(),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
for o in node.outputs.into_iter().rev() {
|
||||
self.emit_node(o, nid);
|
||||
}
|
||||
} else {
|
||||
todo!();
|
||||
}
|
||||
}
|
||||
Kind::BinOp { op } => {
|
||||
let &[_, lhs, rhs] = node.inputs.as_slice() else { unreachable!() };
|
||||
|
||||
let ops = if let Kind::CInt { .. } = self.nodes[rhs].kind
|
||||
&& op.imm_binop(node.ty.is_signed(), 8).is_some()
|
||||
{
|
||||
vec![self.drg(nid), self.urg(lhs)]
|
||||
} else if op.binop(node.ty.is_signed(), 8).is_some() {
|
||||
vec![self.drg(nid), self.urg(lhs), self.urg(rhs)]
|
||||
} else if op.cond_op(node.ty.is_signed()).is_some() {
|
||||
return;
|
||||
} else {
|
||||
todo!("{op}")
|
||||
};
|
||||
self.add_instr(nid, ops);
|
||||
}
|
||||
Kind::UnOp { .. } => {
|
||||
let ops = vec![self.drg(nid), self.urg(node.inputs[1])];
|
||||
self.add_instr(nid, ops);
|
||||
}
|
||||
Kind::Call { func } => {
|
||||
self.nodes[nid].ralloc_backref = self.nodes[prev].ralloc_backref;
|
||||
let mut ops = vec![];
|
||||
|
||||
let fuc = self.tys.funcs[func as usize].sig.unwrap();
|
||||
if self.tys.size_of(fuc.ret) != 0 {
|
||||
self.def_nid(nid);
|
||||
ops.push(regalloc2::Operand::reg_fixed_def(
|
||||
self.rg(nid),
|
||||
regalloc2::PReg::new(1, regalloc2::RegClass::Int),
|
||||
));
|
||||
}
|
||||
|
||||
let mut parama = self.tys.parama(fuc.ret);
|
||||
for (&i, ti) in node.inputs[1..].iter().zip(fuc.args.range()) {
|
||||
let ty = self.tys.args[ti];
|
||||
match self.tys.size_of(ty) {
|
||||
0 => continue,
|
||||
1..=8 => {
|
||||
ops.push(regalloc2::Operand::reg_fixed_use(
|
||||
self.rg(i),
|
||||
regalloc2::PReg::new(
|
||||
parama.next() as _,
|
||||
regalloc2::RegClass::Int,
|
||||
),
|
||||
));
|
||||
}
|
||||
_ => todo!(),
|
||||
}
|
||||
}
|
||||
|
||||
self.add_instr(nid, ops);
|
||||
|
||||
for o in node.outputs.into_iter().rev() {
|
||||
if self.nodes[o].inputs[0] == nid {
|
||||
self.emit_node(o, nid);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn bridge(&mut self, pred: u16, succ: u16) {
|
||||
if self.nodes[pred].ralloc_backref == u16::MAX
|
||||
|| self.nodes[succ].ralloc_backref == u16::MAX
|
||||
{
|
||||
return;
|
||||
}
|
||||
self.blocks[self.nodes[pred].ralloc_backref as usize]
|
||||
.succs
|
||||
.push(regalloc2::Block::new(self.nodes[succ].ralloc_backref as usize));
|
||||
self.blocks[self.nodes[succ].ralloc_backref as usize]
|
||||
.preds
|
||||
.push(regalloc2::Block::new(self.nodes[pred].ralloc_backref as usize));
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> regalloc2::Function for Function<'a> {
|
||||
fn num_insts(&self) -> usize {
|
||||
self.instrs.len()
|
||||
}
|
||||
|
||||
fn num_blocks(&self) -> usize {
|
||||
self.blocks.len()
|
||||
}
|
||||
|
||||
fn entry_block(&self) -> regalloc2::Block {
|
||||
regalloc2::Block(0)
|
||||
}
|
||||
|
||||
fn block_insns(&self, block: regalloc2::Block) -> regalloc2::InstRange {
|
||||
self.blocks[block.index()].instrs
|
||||
}
|
||||
|
||||
fn block_succs(&self, block: regalloc2::Block) -> &[regalloc2::Block] {
|
||||
&self.blocks[block.index()].succs
|
||||
}
|
||||
|
||||
fn block_preds(&self, block: regalloc2::Block) -> &[regalloc2::Block] {
|
||||
&self.blocks[block.index()].preds
|
||||
}
|
||||
|
||||
fn block_params(&self, block: regalloc2::Block) -> &[regalloc2::VReg] {
|
||||
&self.blocks[block.index()].params
|
||||
}
|
||||
|
||||
fn is_ret(&self, insn: regalloc2::Inst) -> bool {
|
||||
self.nodes[self.instrs[insn.index()].nid].kind == Kind::Return
|
||||
}
|
||||
|
||||
fn is_branch(&self, insn: regalloc2::Inst) -> bool {
|
||||
matches!(
|
||||
self.nodes[self.instrs[insn.index()].nid].kind,
|
||||
Kind::If | Kind::Tuple { .. } | Kind::Loop | Kind::Region
|
||||
)
|
||||
}
|
||||
|
||||
fn branch_blockparams(
|
||||
&self,
|
||||
block: regalloc2::Block,
|
||||
_insn: regalloc2::Inst,
|
||||
_succ_idx: usize,
|
||||
) -> &[regalloc2::VReg] {
|
||||
debug_assert!(
|
||||
self.blocks[block.index()].succs.len() == 1
|
||||
|| self.blocks[block.index()].branch_blockparams.is_empty()
|
||||
);
|
||||
|
||||
&self.blocks[block.index()].branch_blockparams
|
||||
}
|
||||
|
||||
fn inst_operands(&self, insn: regalloc2::Inst) -> &[regalloc2::Operand] {
|
||||
&self.instrs[insn.index()].ops
|
||||
}
|
||||
|
||||
fn inst_clobbers(&self, insn: regalloc2::Inst) -> regalloc2::PRegSet {
|
||||
if matches!(self.nodes[self.instrs[insn.index()].nid].kind, Kind::Call { .. }) {
|
||||
let mut set = regalloc2::PRegSet::default();
|
||||
for i in 2..12 {
|
||||
set.add(regalloc2::PReg::new(i, regalloc2::RegClass::Int));
|
||||
}
|
||||
set
|
||||
} else {
|
||||
regalloc2::PRegSet::default()
|
||||
}
|
||||
}
|
||||
|
||||
fn num_vregs(&self) -> usize {
|
||||
self.nodes.values.len()
|
||||
}
|
||||
|
||||
fn spillslot_size(&self, regclass: regalloc2::RegClass) -> usize {
|
||||
match regclass {
|
||||
regalloc2::RegClass::Int => 1,
|
||||
regalloc2::RegClass::Float => unreachable!(),
|
||||
regalloc2::RegClass::Vector => unreachable!(),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
let mut nodes = std::mem::take(&mut self.ci.nodes);
|
||||
|
||||
let func = Function::new(&mut nodes, &self.tys, sig);
|
||||
|
|
@ -2492,6 +2085,392 @@ impl Codegen {
|
|||
}
|
||||
}
|
||||
|
||||
// FIXME: make this more efficient (allocated with arena)
|
||||
|
||||
#[derive(Debug)]
|
||||
struct Block {
|
||||
nid: Nid,
|
||||
preds: Vec<regalloc2::Block>,
|
||||
succs: Vec<regalloc2::Block>,
|
||||
instrs: regalloc2::InstRange,
|
||||
params: Vec<regalloc2::VReg>,
|
||||
branch_blockparams: Vec<regalloc2::VReg>,
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
struct Instr {
|
||||
nid: Nid,
|
||||
ops: Vec<regalloc2::Operand>,
|
||||
}
|
||||
|
||||
struct Function<'a> {
|
||||
sig: Sig,
|
||||
nodes: &'a mut Nodes,
|
||||
tys: &'a Types,
|
||||
blocks: Vec<Block>,
|
||||
instrs: Vec<Instr>,
|
||||
}
|
||||
|
||||
impl Debug for Function<'_> {
|
||||
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
||||
for (i, block) in self.blocks.iter().enumerate() {
|
||||
writeln!(f, "sb{i}{:?}-{:?}:", block.params, block.preds)?;
|
||||
|
||||
for inst in block.instrs.iter() {
|
||||
let instr = &self.instrs[inst.index()];
|
||||
writeln!(f, "{}: i{:?}:{:?}", inst.index(), self.nodes[instr.nid].kind, instr.ops)?;
|
||||
}
|
||||
|
||||
writeln!(f, "eb{i}{:?}-{:?}:", block.branch_blockparams, block.succs)?;
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> Function<'a> {
|
||||
fn new(nodes: &'a mut Nodes, tys: &'a Types, sig: Sig) -> Self {
|
||||
let mut s =
|
||||
Self { nodes, tys, sig, blocks: Default::default(), instrs: Default::default() };
|
||||
s.nodes.visited.clear(s.nodes.values.len());
|
||||
s.emit_node(VOID, VOID);
|
||||
s.add_block(0);
|
||||
s.blocks.pop();
|
||||
s
|
||||
}
|
||||
|
||||
fn add_block(&mut self, nid: Nid) -> RallocBRef {
|
||||
if let Some(prev) = self.blocks.last_mut() {
|
||||
prev.instrs = regalloc2::InstRange::new(
|
||||
prev.instrs.first(),
|
||||
regalloc2::Inst::new(self.instrs.len()),
|
||||
);
|
||||
}
|
||||
|
||||
self.blocks.push(Block {
|
||||
nid,
|
||||
preds: Default::default(),
|
||||
succs: Default::default(),
|
||||
instrs: regalloc2::InstRange::new(
|
||||
regalloc2::Inst::new(self.instrs.len()),
|
||||
regalloc2::Inst::new(self.instrs.len() + 1),
|
||||
),
|
||||
params: Default::default(),
|
||||
branch_blockparams: Default::default(),
|
||||
});
|
||||
self.blocks.len() as RallocBRef - 1
|
||||
}
|
||||
|
||||
fn add_instr(&mut self, nid: Nid, ops: Vec<regalloc2::Operand>) {
|
||||
self.instrs.push(Instr { nid, ops });
|
||||
}
|
||||
|
||||
fn urg(&mut self, nid: Nid) -> regalloc2::Operand {
|
||||
regalloc2::Operand::reg_use(self.rg(nid))
|
||||
}
|
||||
|
||||
fn def_nid(&mut self, _nid: Nid) {}
|
||||
|
||||
fn drg(&mut self, nid: Nid) -> regalloc2::Operand {
|
||||
self.def_nid(nid);
|
||||
regalloc2::Operand::reg_def(self.rg(nid))
|
||||
}
|
||||
|
||||
fn rg(&self, nid: Nid) -> VReg {
|
||||
regalloc2::VReg::new(nid as _, regalloc2::RegClass::Int)
|
||||
}
|
||||
|
||||
fn emit_node(&mut self, nid: Nid, prev: Nid) {
|
||||
if matches!(self.nodes[nid].kind, Kind::Region | Kind::Loop) {
|
||||
let prev_bref = self.nodes[prev].ralloc_backref;
|
||||
let node = self.nodes[nid].clone();
|
||||
|
||||
let idx = 1 + node.inputs.iter().position(|&i| i == prev).unwrap();
|
||||
|
||||
for ph in node.outputs {
|
||||
if self.nodes[ph].kind != Kind::Phi {
|
||||
continue;
|
||||
}
|
||||
|
||||
let rg = self.rg(self.nodes[ph].inputs[idx]);
|
||||
self.blocks[prev_bref as usize].branch_blockparams.push(rg);
|
||||
}
|
||||
|
||||
self.add_instr(nid, vec![]);
|
||||
|
||||
match (self.nodes[nid].kind, self.nodes.visited.set(nid)) {
|
||||
(Kind::Loop, false) => {
|
||||
for i in node.inputs {
|
||||
self.bridge(i, nid);
|
||||
}
|
||||
return;
|
||||
}
|
||||
(Kind::Region, true) => return,
|
||||
_ => {}
|
||||
}
|
||||
} else if !self.nodes.visited.set(nid) {
|
||||
return;
|
||||
}
|
||||
|
||||
let node = self.nodes[nid].clone();
|
||||
match node.kind {
|
||||
Kind::Start => self.emit_node(node.outputs[0], VOID),
|
||||
Kind::End => {}
|
||||
Kind::If => {
|
||||
self.nodes[nid].ralloc_backref = self.nodes[prev].ralloc_backref;
|
||||
|
||||
let &[_, cond] = node.inputs.as_slice() else { unreachable!() };
|
||||
let &[mut then, mut else_] = node.outputs.as_slice() else { unreachable!() };
|
||||
|
||||
if let Kind::BinOp { op } = self.nodes[cond].kind
|
||||
&& let Some((_, swapped)) = op.cond_op(node.ty.is_signed())
|
||||
{
|
||||
if swapped {
|
||||
std::mem::swap(&mut then, &mut else_);
|
||||
}
|
||||
let &[_, lhs, rhs] = self.nodes[cond].inputs.as_slice() else { unreachable!() };
|
||||
let ops = vec![self.urg(lhs), self.urg(rhs)];
|
||||
self.add_instr(nid, ops);
|
||||
} else {
|
||||
todo!()
|
||||
}
|
||||
|
||||
self.emit_node(then, nid);
|
||||
self.emit_node(else_, nid);
|
||||
}
|
||||
Kind::Region | Kind::Loop => {
|
||||
self.nodes[nid].ralloc_backref = self.add_block(nid);
|
||||
if node.kind == Kind::Region {
|
||||
for i in node.inputs {
|
||||
self.bridge(i, nid);
|
||||
}
|
||||
}
|
||||
let mut block = vec![];
|
||||
for ph in node.outputs.clone() {
|
||||
if self.nodes[ph].kind != Kind::Phi {
|
||||
continue;
|
||||
}
|
||||
self.def_nid(ph);
|
||||
block.push(self.rg(ph));
|
||||
}
|
||||
self.blocks[self.nodes[nid].ralloc_backref as usize].params = block;
|
||||
for o in node.outputs.into_iter().rev() {
|
||||
self.emit_node(o, nid);
|
||||
}
|
||||
}
|
||||
Kind::Return => {
|
||||
let ops = if node.inputs[1] != VOID {
|
||||
vec![regalloc2::Operand::reg_fixed_use(
|
||||
self.rg(node.inputs[1]),
|
||||
regalloc2::PReg::new(1, regalloc2::RegClass::Int),
|
||||
)]
|
||||
} else {
|
||||
vec![]
|
||||
};
|
||||
self.add_instr(nid, ops);
|
||||
self.emit_node(node.outputs[0], nid);
|
||||
}
|
||||
Kind::CInt { .. } => {
|
||||
let ops = vec![self.drg(nid)];
|
||||
self.add_instr(nid, ops);
|
||||
}
|
||||
Kind::Phi => {}
|
||||
Kind::Tuple { index } => {
|
||||
let is_start = self.nodes[node.inputs[0]].kind == Kind::Start && index == 0;
|
||||
if is_start || (self.nodes[node.inputs[0]].kind == Kind::If && index < 2) {
|
||||
self.nodes[nid].ralloc_backref = self.add_block(nid);
|
||||
self.bridge(prev, nid);
|
||||
|
||||
if is_start {
|
||||
let mut parama = self.tys.parama(self.sig.ret);
|
||||
for (arg, ti) in self.nodes[VOID]
|
||||
.clone()
|
||||
.outputs
|
||||
.into_iter()
|
||||
.skip(1)
|
||||
.zip(self.sig.args.range())
|
||||
{
|
||||
let ty = self.tys.args[ti];
|
||||
match self.tys.size_of(ty) {
|
||||
0 => continue,
|
||||
1..=8 => {
|
||||
self.def_nid(arg);
|
||||
self.add_instr(NEVER, vec![regalloc2::Operand::reg_fixed_def(
|
||||
self.rg(arg),
|
||||
regalloc2::PReg::new(
|
||||
parama.next() as _,
|
||||
regalloc2::RegClass::Int,
|
||||
),
|
||||
)]);
|
||||
}
|
||||
_ => todo!(),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
for o in node.outputs.into_iter().rev() {
|
||||
self.emit_node(o, nid);
|
||||
}
|
||||
} else {
|
||||
todo!();
|
||||
}
|
||||
}
|
||||
Kind::BinOp { op } => {
|
||||
let &[_, lhs, rhs] = node.inputs.as_slice() else { unreachable!() };
|
||||
|
||||
let ops = if let Kind::CInt { .. } = self.nodes[rhs].kind
|
||||
&& op.imm_binop(node.ty.is_signed(), 8).is_some()
|
||||
{
|
||||
vec![self.drg(nid), self.urg(lhs)]
|
||||
} else if op.binop(node.ty.is_signed(), 8).is_some() {
|
||||
vec![self.drg(nid), self.urg(lhs), self.urg(rhs)]
|
||||
} else if op.cond_op(node.ty.is_signed()).is_some() {
|
||||
return;
|
||||
} else {
|
||||
todo!("{op}")
|
||||
};
|
||||
self.add_instr(nid, ops);
|
||||
}
|
||||
Kind::UnOp { .. } => {
|
||||
let ops = vec![self.drg(nid), self.urg(node.inputs[1])];
|
||||
self.add_instr(nid, ops);
|
||||
}
|
||||
Kind::Call { func } => {
|
||||
self.nodes[nid].ralloc_backref = self.nodes[prev].ralloc_backref;
|
||||
let mut ops = vec![];
|
||||
|
||||
let fuc = self.tys.funcs[func as usize].sig.unwrap();
|
||||
if self.tys.size_of(fuc.ret) != 0 {
|
||||
self.def_nid(nid);
|
||||
ops.push(regalloc2::Operand::reg_fixed_def(
|
||||
self.rg(nid),
|
||||
regalloc2::PReg::new(1, regalloc2::RegClass::Int),
|
||||
));
|
||||
}
|
||||
|
||||
let mut parama = self.tys.parama(fuc.ret);
|
||||
for (&i, ti) in node.inputs[1..].iter().zip(fuc.args.range()) {
|
||||
let ty = self.tys.args[ti];
|
||||
match self.tys.size_of(ty) {
|
||||
0 => continue,
|
||||
1..=8 => {
|
||||
ops.push(regalloc2::Operand::reg_fixed_use(
|
||||
self.rg(i),
|
||||
regalloc2::PReg::new(parama.next() as _, regalloc2::RegClass::Int),
|
||||
));
|
||||
}
|
||||
_ => todo!(),
|
||||
}
|
||||
}
|
||||
|
||||
self.add_instr(nid, ops);
|
||||
|
||||
for o in node.outputs.into_iter().rev() {
|
||||
if self.nodes[o].inputs[0] == nid {
|
||||
self.emit_node(o, nid);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn bridge(&mut self, pred: u16, succ: u16) {
|
||||
if self.nodes[pred].ralloc_backref == u16::MAX
|
||||
|| self.nodes[succ].ralloc_backref == u16::MAX
|
||||
{
|
||||
return;
|
||||
}
|
||||
self.blocks[self.nodes[pred].ralloc_backref as usize]
|
||||
.succs
|
||||
.push(regalloc2::Block::new(self.nodes[succ].ralloc_backref as usize));
|
||||
self.blocks[self.nodes[succ].ralloc_backref as usize]
|
||||
.preds
|
||||
.push(regalloc2::Block::new(self.nodes[pred].ralloc_backref as usize));
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> regalloc2::Function for Function<'a> {
|
||||
fn num_insts(&self) -> usize {
|
||||
self.instrs.len()
|
||||
}
|
||||
|
||||
fn num_blocks(&self) -> usize {
|
||||
self.blocks.len()
|
||||
}
|
||||
|
||||
fn entry_block(&self) -> regalloc2::Block {
|
||||
regalloc2::Block(0)
|
||||
}
|
||||
|
||||
fn block_insns(&self, block: regalloc2::Block) -> regalloc2::InstRange {
|
||||
self.blocks[block.index()].instrs
|
||||
}
|
||||
|
||||
fn block_succs(&self, block: regalloc2::Block) -> impl Iterator<Item = regalloc2::Block> {
|
||||
self.blocks[block.index()].succs.iter().copied()
|
||||
}
|
||||
|
||||
fn block_preds(&self, block: regalloc2::Block) -> impl Iterator<Item = regalloc2::Block> {
|
||||
self.blocks[block.index()].preds.iter().copied()
|
||||
}
|
||||
|
||||
fn block_params(&self, block: regalloc2::Block) -> impl Iterator<Item = regalloc2::VReg> {
|
||||
self.blocks[block.index()].params.iter().copied()
|
||||
}
|
||||
|
||||
fn is_ret(&self, insn: regalloc2::Inst) -> bool {
|
||||
self.nodes[self.instrs[insn.index()].nid].kind == Kind::Return
|
||||
}
|
||||
|
||||
fn is_branch(&self, insn: regalloc2::Inst) -> bool {
|
||||
matches!(
|
||||
self.nodes[self.instrs[insn.index()].nid].kind,
|
||||
Kind::If | Kind::Tuple { .. } | Kind::Loop | Kind::Region
|
||||
)
|
||||
}
|
||||
|
||||
fn branch_blockparams(
|
||||
&self,
|
||||
block: regalloc2::Block,
|
||||
_insn: regalloc2::Inst,
|
||||
_succ_idx: usize,
|
||||
) -> impl Iterator<Item = regalloc2::VReg> {
|
||||
debug_assert!(
|
||||
self.blocks[block.index()].succs.len() == 1
|
||||
|| self.blocks[block.index()].branch_blockparams.is_empty()
|
||||
);
|
||||
|
||||
self.blocks[block.index()].branch_blockparams.iter().copied()
|
||||
}
|
||||
|
||||
fn inst_operands(&self, insn: regalloc2::Inst) -> impl Iterator<Item = regalloc2::Operand> {
|
||||
self.instrs[insn.index()].ops.iter().copied()
|
||||
}
|
||||
|
||||
fn inst_clobbers(&self, insn: regalloc2::Inst) -> regalloc2::PRegSet {
|
||||
if matches!(self.nodes[self.instrs[insn.index()].nid].kind, Kind::Call { .. }) {
|
||||
let mut set = regalloc2::PRegSet::default();
|
||||
for i in 2..12 {
|
||||
set.add(regalloc2::PReg::new(i, regalloc2::RegClass::Int));
|
||||
}
|
||||
set
|
||||
} else {
|
||||
regalloc2::PRegSet::default()
|
||||
}
|
||||
}
|
||||
|
||||
fn num_vregs(&self) -> usize {
|
||||
self.nodes.values.len()
|
||||
}
|
||||
|
||||
fn spillslot_size(&self, regclass: regalloc2::RegClass) -> usize {
|
||||
match regclass {
|
||||
regalloc2::RegClass::Int => 1,
|
||||
regalloc2::RegClass::Float => unreachable!(),
|
||||
regalloc2::RegClass::Vector => unreachable!(),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn loop_depth(target: Nid, nodes: &mut Nodes) -> LoopDepth {
|
||||
if nodes[target].loop_depth != 0 {
|
||||
return nodes[target].loop_depth;
|
||||
|
|
@ -2731,7 +2710,6 @@ mod tests {
|
|||
const README: &str = include_str!("../README.md");
|
||||
|
||||
fn generate(ident: &'static str, input: &'static str, output: &mut String) {
|
||||
_ = env_logger::builder().is_test(true).try_init();
|
||||
let mut codegen =
|
||||
super::Codegen { files: crate::test_parse_files(ident, input), ..Default::default() };
|
||||
|
||||
|
|
@ -2756,7 +2734,7 @@ mod tests {
|
|||
return;
|
||||
}
|
||||
|
||||
println!("{output}");
|
||||
//println!("{output}");
|
||||
|
||||
crate::test_run_vm(&out, output);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue