From: Matt Corallo <git@bluematt.me>
Date: Thu, 1 Feb 2024 19:28:11 +0000 (+0000)
Subject: Optimize for sandy when building extra x86-64 builds
X-Git-Tag: v0.0.121.2~1^2~1
X-Git-Url: http://git.bitcoin.ninja/?a=commitdiff_plain;h=cf97d5f47727b88684afb704eb30ff5212886c2f;p=ldk-c-bindings

Optimize for sandy when building extra x86-64 builds
---

diff --git a/genbindings.sh b/genbindings.sh
index fd797d7..dd76e30 100755
--- a/genbindings.sh
+++ b/genbindings.sh
@@ -562,7 +562,14 @@ for IDX in ${!EXTRA_TARGETS[@]}; do
 	EXTRA_ENV_TARGET=$(echo "${EXTRA_TARGETS[$IDX]}" | sed 's/-/_/g')
 	export CFLAGS_$EXTRA_ENV_TARGET="$BASE_CFLAGS"
 	export CC_$EXTRA_ENV_TARGET=${EXTRA_CCS[$IDX]}
-	RUSTFLAGS="$BASE_RUSTFLAGS -C embed-bitcode=yes -C lto -C linker=${EXTRA_CCS[$IDX]}" CARGO_PROFILE_RELEASE_LTO=true cargo build $CARGO_BUILD_ARGS -v --release --target "${EXTRA_TARGETS[$IDX]}"
+	EXTRA_RUSTFLAGS=""
+	case "$EXTRA_ENV_TARGET" in
+		"x86_64"*)
+			export CFLAGS_$EXTRA_ENV_TARGET="$BASE_CFLAGS -march=sandybridge -mtune=sandybridge"
+			EXTRA_RUSTFLAGS="-C target-cpu=sandybridge"
+			;;
+	esac
+	RUSTFLAGS="$BASE_RUSTFLAGS -C embed-bitcode=yes -C lto -C linker=${EXTRA_CCS[$IDX]} $EXTRA_RUSTFLAGS" CARGO_PROFILE_RELEASE_LTO=true cargo build $CARGO_BUILD_ARGS -v --release --target "${EXTRA_TARGETS[$IDX]}"
 done
 
 if [ "$CLANGPP" != "" -a "$LLD" != "" ]; then