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libraries/source/spidermonkey/riscv64-rust-fix.diff

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From: William Grant <wgrant@ubuntu.com>
Date: Tue, 14 Apr 2020 02:18:28 +0200
Subject: Add riscv64 support
Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=932893
Bug-Mozilla: https://bugzilla.mozilla.org/show_bug.cgi?id=1661027
Original Patch: https://salsa.debian.org/gnome-team/mozjs/-/blob/debian/78/master/debian/patches/Add-riscv64-support.patch https://salsa.debian.org/gnome-team/mozjs/-/blob/debian/78/master/debian/patches/Add-riscv64-support.patch https://salsa.debian.org/gnome-team/mozjs/-/blob/debian/78/master/debian/patches/Add-riscv64-support.patch
---
third_party/rust/cc/.cargo-checksum.json | 2 +-
third_party/rust/cc/src/lib.rs | 14 +++++++++-----
2 files changed, 25 insertions(+), 7 deletions(-)
diff --git a/third_party/rust/cc/.cargo-checksum.json b/third_party/rust/cc/.cargo-checksum.json
index 417fde7..9836fc6 100644
--- a/third_party/rust/cc/.cargo-checksum.json
+++ b/third_party/rust/cc/.cargo-checksum.json
@@ -1 +1 @@
-{"files":{"Cargo.lock":"3aff5f8b0a7f4d72852b11b0526f0002e6bf55f19f1ebd6470d7f97fbd540e60","Cargo.toml":"6ab10d9b6a9c6f0909074e6698c90c6b6a7223661ec2e83174d2593117cbe7f2","LICENSE-APACHE":"a60eea817514531668d7e00765731449fe14d059d3249e0bc93b36de45f759f2","LICENSE-MIT":"378f5840b258e2779c39418f3f2d7b2ba96f1c7917dd6be0713f88305dbda397","README.md":"7184fbdf375a057e673257348f6d7584c0dd11b66318d98f3647f69eb610b097","src/bin/gcc-shim.rs":"b77907875029494b6288841c3aed2e4939ed40708c7f597fca5c9e2570490ca6","src/com.rs":"bcdaf1c28b71e6ef889c6b08d1ce9d7c0761344a677f523bc4c3cd297957f804","src/lib.rs":"4753929dbb7b676c19d7cfa06d0a47e37003554b80c536cbf2b892d591ef61c2","src/registry.rs":"3cc1b5a50879fa751572878ae1d0afbfc960c11665258492754b2c8bccb0ff5d","src/setup_config.rs":"7014103587d3382eac599cb76f016e2609b8140970861b2237982d1db24af265","src/winapi.rs":"ea8b7edbb9ff87957254f465c2334e714c5d6b3b19a8d757c48ea7ca0881c50c","src/windows_registry.rs":"388e79dcf3e84078ae0b086c6cdee9cf9eb7e3ffafdcbf3e2df26163661f5856","tests/cc_env.rs":"e02b3b0824ad039b47e4462c5ef6dbe6c824c28e7953af94a0f28f7b5158042e","tests/cflags.rs":"57f06eb5ce1557e5b4a032d0c4673e18fbe6f8d26c1deb153126e368b96b41b3","tests/cxxflags.rs":"c2c6c6d8a0d7146616fa1caed26876ee7bc9fcfffd525eb4743593cade5f3371","tests/support/mod.rs":"71620b178583b6e6e5e0d4cac14e2cef6afc62fb6841e0c72ed1784543abf8ac","tests/test.rs":"1605640c9b94a77f48fc92e1dc0485bdf1960da5626e2e00279e4703691656bc"},"package":"aa87058dce70a3ff5621797f1506cb837edd02ac4c0ae642b4542dce802908b8"}
\ No newline at end of file
+{"files":{"Cargo.lock":"3aff5f8b0a7f4d72852b11b0526f0002e6bf55f19f1ebd6470d7f97fbd540e60","Cargo.toml":"6ab10d9b6a9c6f0909074e6698c90c6b6a7223661ec2e83174d2593117cbe7f2","LICENSE-APACHE":"a60eea817514531668d7e00765731449fe14d059d3249e0bc93b36de45f759f2","LICENSE-MIT":"378f5840b258e2779c39418f3f2d7b2ba96f1c7917dd6be0713f88305dbda397","README.md":"7184fbdf375a057e673257348f6d7584c0dd11b66318d98f3647f69eb610b097","src/bin/gcc-shim.rs":"b77907875029494b6288841c3aed2e4939ed40708c7f597fca5c9e2570490ca6","src/com.rs":"bcdaf1c28b71e6ef889c6b08d1ce9d7c0761344a677f523bc4c3cd297957f804","src/lib.rs":"bbdfbab457b93c1f3fa58b97c99974a8cd61de38a9ea0a618ca73b0fb55c4d74","src/registry.rs":"3cc1b5a50879fa751572878ae1d0afbfc960c11665258492754b2c8bccb0ff5d","src/setup_config.rs":"7014103587d3382eac599cb76f016e2609b8140970861b2237982d1db24af265","src/winapi.rs":"ea8b7edbb9ff87957254f465c2334e714c5d6b3b19a8d757c48ea7ca0881c50c","src/windows_registry.rs":"388e79dcf3e84078ae0b086c6cdee9cf9eb7e3ffafdcbf3e2df26163661f5856","tests/cc_env.rs":"e02b3b0824ad039b47e4462c5ef6dbe6c824c28e7953af94a0f28f7b5158042e","tests/cflags.rs":"57f06eb5ce1557e5b4a032d0c4673e18fbe6f8d26c1deb153126e368b96b41b3","tests/cxxflags.rs":"c2c6c6d8a0d7146616fa1caed26876ee7bc9fcfffd525eb4743593cade5f3371","tests/support/mod.rs":"71620b178583b6e6e5e0d4cac14e2cef6afc62fb6841e0c72ed1784543abf8ac","tests/test.rs":"1605640c9b94a77f48fc92e1dc0485bdf1960da5626e2e00279e4703691656bc"},"package":"aa87058dce70a3ff5621797f1506cb837edd02ac4c0ae642b4542dce802908b8"}
diff --git a/third_party/rust/cc/src/lib.rs b/third_party/rust/cc/src/lib.rs
index 621d31d..968d03a 100644
--- a/third_party/rust/cc/src/lib.rs
+++ b/third_party/rust/cc/src/lib.rs
@@ -1365,10 +1365,10 @@ impl Build {
cmd.push_cc_arg("-ffunction-sections".into());
cmd.push_cc_arg("-fdata-sections".into());
}
- // Disable generation of PIC on RISC-V for now: rust-lld doesn't support this yet
+ // Disable generation of PIC on bare-metal for now: rust-lld doesn't support this yet
if self
.pic
- .unwrap_or(!target.contains("windows-gnu") && !target.contains("riscv"))
+ .unwrap_or(!target.contains("windows") && !target.contains("-none-"))
{
cmd.push_cc_arg("-fPIC".into());
// PLT only applies if code is compiled with PIC support,
@@ -1588,13 +1588,16 @@ impl Build {
if let Some(arch) = parts.next() {
let arch = &arch[5..];
cmd.args.push(("-march=rv".to_owned() + arch).into());
- // ABI is always soft-float right now, update this when this is no longer the
- // case:
- if arch.starts_with("64") {
+ if target.contains("linux") && arch.starts_with("64") {
+ cmd.args.push("-mabi=lp64d".into());
+ } else if target.contains("linux") && arch.starts_with("32") {
+ cmd.args.push("-mabi=ilp32d".into());
+ } else if arch.starts_with("64") {
cmd.args.push("-mabi=lp64".into());
} else {
cmd.args.push("-mabi=ilp32".into());
}
+ cmd.args.push("-mcmodel=medany".into());
}
}
}
@@ -2024,6 +2027,7 @@ impl Build {
"riscv32imac-unknown-none-elf" => Some("riscv32-unknown-elf"),
"riscv32imc-unknown-none-elf" => Some("riscv32-unknown-elf"),
"riscv64gc-unknown-none-elf" => Some("riscv64-unknown-elf"),
+ "riscv64gc-unknown-linux-gnu" => Some("riscv64-linux-gnu"),
"riscv64imac-unknown-none-elf" => Some("riscv64-unknown-elf"),
"s390x-unknown-linux-gnu" => Some("s390x-linux-gnu"),
"sparc-unknown-linux-gnu" => Some("sparc-linux-gnu"),
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