From: Dragan Mladjenovic <dmladjenovic@wavecomp.com>
Date: Thu, 30 May 2019 04:52:37 +0000 (+0100)
Subject: Various fixes for Rust on MIPS
X-Git-Tag: archive/raspbian/1.34.2+dfsg1-1+rpi1^2~20
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=26d311955672af68811289b44e0fceaa9af87a93;p=rustc.git

Various fixes for Rust on MIPS

Bug-Debian: https://bugs.debian.org/881845
Last-Update: 2018-10-24


Gbp-Pq: Name u-mips-fixes.diff
---

diff --git a/src/librustc_codegen_llvm/llvm_util.rs b/src/librustc_codegen_llvm/llvm_util.rs
index 5fea9c8747..bf129c99b5 100644
--- a/src/librustc_codegen_llvm/llvm_util.rs
+++ b/src/librustc_codegen_llvm/llvm_util.rs
@@ -76,6 +76,9 @@ unsafe fn configure_llvm(sess: &Session) {
         // during inlining. Unfortunately these may block other optimizations.
         add("-preserve-alignment-assumptions-during-inlining=false");
 
+    if sess.target.target.arch == "mips" ||
+        sess.target.target.arch == "mips64" { add("-fast-isel=0"); }
+
         for arg in &sess.opts.cg.llvm_args {
             add(&(*arg));
         }