user/rust: Fix ABI on ppc64, disable tests

We have some stack overflows on aarch64 and ppc64.

1 files changed, 25 insertions, 0 deletions

diff --git a/user/rust/0015-Use-OpenPOWER-ABI-on-BE-PowerPC-64-musl.patch b/user/rust/0015-Use-OpenPOWER-ABI-on-BE-PowerPC-64-musl.patch
new file mode 100644
index 000000000..6a65b8f35
--- /dev/null
+++ b/user/rust/0015-Use-OpenPOWER-ABI-on-BE-PowerPC-64-musl.patch
@@ -0,0 +1,25 @@
+From fc0cf16ce6bdf46929c91a4826b93370ba08a970 Mon Sep 17 00:00:00 2001
+From: "A. Wilcox" <AWilcox@Wilcox-Tech.com>
+Date: Sun, 3 Jul 2022 18:24:44 -0500
+Subject: [PATCH] psm: Use OpenPOWER ABI on BE PowerPC 64/musl
+
+The musl libc uses ELFv2 (OpenPOWER ABI) on both big and little endian
+64-bit PowerPC targets.  Before this change, running `cargo test` on a
+powerpc64-foxkit-linux-musl host showed a SIGSEGV.  Now all tests pass.
+
+--- rustc-1.60.0-src/vendor/psm/build.rs.old	2022-04-04 06:10:56.000000000 -0500
++++ rustc-1.60.0-src/vendor/psm/build.rs	2022-07-03 18:52:46.829357810 -0500
+@@ -41,6 +41,7 @@
+         ("arm", _, _, _) => Some(("src/arch/arm_aapcs.s", true)),
+         ("aarch64", _, _, _) => Some(("src/arch/aarch_aapcs64.s", true)),
+         ("powerpc", _, _, _) => Some(("src/arch/powerpc32.s", true)),
++        ("powerpc64", _, _, "musl") => Some(("src/arch/powerpc64_openpower.s", true)),
+         ("powerpc64", "little", _, _) => Some(("src/arch/powerpc64_openpower.s", true)),
+         ("powerpc64", _, _, _) => Some(("src/arch/powerpc64.s", true)),
+         ("s390x", _, _, _) => Some(("src/arch/zseries_linux.s", true)),
+--- rustc-1.60.0-src/vendor/psm/.cargo-checksum.json.old	2022-04-04 06:10:56.000000000 -0500
++++ rustc-1.60.0-src/vendor/psm/.cargo-checksum.json	2022-07-03 18:53:10.636824874 -0500
+@@ -1 +1 @@
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+\ No newline at end of file
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