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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:58 +0000
commita4b7ed7a42c716ab9f05e351f003d589124fd55d (patch)
treeb620cd3f223850b28716e474e80c58059dca5dd4 /tests/codegen/optimize-attr-1.rs
parentAdding upstream version 1.67.1+dfsg1. (diff)
downloadrustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz
rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/codegen/optimize-attr-1.rs')
-rw-r--r--tests/codegen/optimize-attr-1.rs50
1 files changed, 50 insertions, 0 deletions
diff --git a/tests/codegen/optimize-attr-1.rs b/tests/codegen/optimize-attr-1.rs
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+++ b/tests/codegen/optimize-attr-1.rs
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+// revisions: NO-OPT SIZE-OPT SPEED-OPT
+//[NO-OPT] compile-flags: -Copt-level=0 -Ccodegen-units=1
+//[SIZE-OPT] compile-flags: -Copt-level=s -Ccodegen-units=1
+//[SPEED-OPT] compile-flags: -Copt-level=3 -Ccodegen-units=1
+
+#![feature(optimize_attribute)]
+#![crate_type="rlib"]
+
+// CHECK-LABEL: define{{.*}}i32 @nothing
+// CHECK-SAME: [[NOTHING_ATTRS:#[0-9]+]]
+// NO-OPT: ret i32 4
+// SIZE-OPT: ret i32 4
+// SPEEC-OPT: ret i32 4
+#[no_mangle]
+pub fn nothing() -> i32 {
+ 2 + 2
+}
+
+// CHECK-LABEL: define{{.*}}i32 @size
+// CHECK-SAME: [[SIZE_ATTRS:#[0-9]+]]
+// NO-OPT: ret i32 6
+// SIZE-OPT: ret i32 6
+// SPEED-OPT: ret i32 6
+#[optimize(size)]
+#[no_mangle]
+pub fn size() -> i32 {
+ 3 + 3
+}
+
+// CHECK-LABEL: define{{.*}}i32 @speed
+// NO-OPT-SAME: [[NOTHING_ATTRS]]
+// SPEED-OPT-SAME: [[NOTHING_ATTRS]]
+// SIZE-OPT-SAME: [[SPEED_ATTRS:#[0-9]+]]
+// NO-OPT: ret i32 8
+// SIZE-OPT: ret i32 8
+// SPEED-OPT: ret i32 8
+#[optimize(speed)]
+#[no_mangle]
+pub fn speed() -> i32 {
+ 4 + 4
+}
+
+// NO-OPT-DAG: attributes [[SIZE_ATTRS]] = {{.*}}minsize{{.*}}optsize{{.*}}
+// SPEED-OPT-DAG: attributes [[SIZE_ATTRS]] = {{.*}}minsize{{.*}}optsize{{.*}}
+// SIZE-OPT-DAG: attributes [[NOTHING_ATTRS]] = {{.*}}optsize{{.*}}
+// SIZE-OPT-DAG: attributes [[SIZE_ATTRS]] = {{.*}}minsize{{.*}}optsize{{.*}}
+
+// SIZE-OPT: attributes [[SPEED_ATTRS]]
+// SIZE-OPT-NOT: minsize
+// SIZE-OPT-NOT: optsize