Adding upstream version 1.66.0+dfsg1.upstream/1.66.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

19 files changed, 84 insertions, 22 deletions

diff --git a/src/test/assembly/aarch64-pointer-auth.rs b/src/test/assembly/aarch64-pointer-auth.rs
index 27e289086..da14cd026 100644
--- a/src/test/assembly/aarch64-pointer-auth.rs
+++ b/src/test/assembly/aarch64-pointer-auth.rs
@@ -1,6 +1,5 @@
 // Test that PAC instructions are emitted when branch-protection is specified.
 
-// min-llvm-version: 10.0.1
 // assembly-output: emit-asm
 // compile-flags: --target aarch64-unknown-linux-gnu
 // compile-flags: -Z branch-protection=pac-ret,leaf
diff --git a/src/test/assembly/asm/aarch64-types.rs b/src/test/assembly/asm/aarch64-types.rs
index 04b5f4aed..66c39a48c 100644
--- a/src/test/assembly/asm/aarch64-types.rs
+++ b/src/test/assembly/asm/aarch64-types.rs
@@ -2,7 +2,7 @@
 // compile-flags: --target aarch64-unknown-linux-gnu
 // needs-llvm-components: aarch64
 
-#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_sym)]
+#![feature(no_core, lang_items, rustc_attrs, repr_simd)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(asm_sub_register, non_camel_case_types)]
diff --git a/src/test/assembly/asm/arm-types.rs b/src/test/assembly/asm/arm-types.rs
index 5ac1af6af..b22a26ce3 100644
--- a/src/test/assembly/asm/arm-types.rs
+++ b/src/test/assembly/asm/arm-types.rs
@@ -3,7 +3,7 @@
 // compile-flags: -C target-feature=+neon
 // needs-llvm-components: arm
 
-#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_sym)]
+#![feature(no_core, lang_items, rustc_attrs, repr_simd)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(asm_sub_register, non_camel_case_types)]
diff --git a/src/test/assembly/asm/avr-modifiers.rs b/src/test/assembly/asm/avr-modifiers.rs
index aba4c982c..ffdc8f2e3 100644
--- a/src/test/assembly/asm/avr-modifiers.rs
+++ b/src/test/assembly/asm/avr-modifiers.rs
@@ -1,4 +1,3 @@
-// min-llvm-version: 13.0
 // assembly-output: emit-asm
 // compile-flags: --target avr-unknown-gnu-atmega328
 // needs-llvm-components: avr
diff --git a/src/test/assembly/asm/avr-types.rs b/src/test/assembly/asm/avr-types.rs
index 53a601e51..b2d11a882 100644
--- a/src/test/assembly/asm/avr-types.rs
+++ b/src/test/assembly/asm/avr-types.rs
@@ -1,9 +1,8 @@
-// min-llvm-version: 13.0
 // assembly-output: emit-asm
 // compile-flags: --target avr-unknown-gnu-atmega328
 // needs-llvm-components: avr
 
-#![feature(no_core, lang_items, rustc_attrs, asm_sym, asm_experimental_arch)]
+#![feature(no_core, lang_items, rustc_attrs, asm_experimental_arch)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(non_camel_case_types)]
diff --git a/src/test/assembly/asm/bpf-types.rs b/src/test/assembly/asm/bpf-types.rs
index 3428d93fb..e177b8d0d 100644
--- a/src/test/assembly/asm/bpf-types.rs
+++ b/src/test/assembly/asm/bpf-types.rs
@@ -1,9 +1,8 @@
-// min-llvm-version: 13.0
 // assembly-output: emit-asm
 // compile-flags: --target bpfel-unknown-none -C target_feature=+alu32
 // needs-llvm-components: bpf
 
-#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_sym, asm_experimental_arch)]
+#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_experimental_arch)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(asm_sub_register, non_camel_case_types)]
diff --git a/src/test/assembly/asm/global_asm.rs b/src/test/assembly/asm/global_asm.rs
index 4cf73b40f..0b361a7ed 100644
--- a/src/test/assembly/asm/global_asm.rs
+++ b/src/test/assembly/asm/global_asm.rs
@@ -4,7 +4,7 @@
 // compile-flags: -C llvm-args=--x86-asm-syntax=intel
 // compile-flags: -C symbol-mangling-version=v0
 
-#![feature(asm_const, asm_sym)]
+#![feature(asm_const)]
 #![crate_type = "rlib"]
 
 use std::arch::global_asm;
@@ -28,4 +28,6 @@ global_asm!("lea rax, [rip + {}]", sym MY_STATIC);
 // CHECK: call _RNvCsiubXh4Yz005_10global_asm6foobar
 global_asm!("call {}", sym foobar);
 // CHECK: _RNvCsiubXh4Yz005_10global_asm6foobar:
-fn foobar() { loop {} }
+fn foobar() {
+    loop {}
+}
diff --git a/src/test/assembly/asm/hexagon-types.rs b/src/test/assembly/asm/hexagon-types.rs
index eff9a0bb4..af16faedb 100644
--- a/src/test/assembly/asm/hexagon-types.rs
+++ b/src/test/assembly/asm/hexagon-types.rs
@@ -2,7 +2,7 @@
 // compile-flags: --target hexagon-unknown-linux-musl
 // needs-llvm-components: hexagon
 
-#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_sym, asm_experimental_arch)]
+#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_experimental_arch)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(asm_sub_register, non_camel_case_types)]
diff --git a/src/test/assembly/asm/mips-types.rs b/src/test/assembly/asm/mips-types.rs
index 04bf49a40..6aa28b062 100644
--- a/src/test/assembly/asm/mips-types.rs
+++ b/src/test/assembly/asm/mips-types.rs
@@ -5,7 +5,7 @@
 //[mips64] compile-flags: --target mips64-unknown-linux-gnuabi64
 //[mips64] needs-llvm-components: mips
 
-#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_sym, asm_experimental_arch)]
+#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_experimental_arch)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(asm_sub_register, non_camel_case_types)]
diff --git a/src/test/assembly/asm/msp430-types.rs b/src/test/assembly/asm/msp430-types.rs
index 6cfb86e27..2c73b3b09 100644
--- a/src/test/assembly/asm/msp430-types.rs
+++ b/src/test/assembly/asm/msp430-types.rs
@@ -1,9 +1,8 @@
-// min-llvm-version: 13.0
 // assembly-output: emit-asm
 // compile-flags: --target msp430-none-elf
 // needs-llvm-components: msp430
 
-#![feature(no_core, lang_items, rustc_attrs, asm_sym, asm_experimental_arch, asm_const)]
+#![feature(no_core, lang_items, rustc_attrs, asm_experimental_arch, asm_const)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(non_camel_case_types)]
diff --git a/src/test/assembly/asm/nvptx-types.rs b/src/test/assembly/asm/nvptx-types.rs
index 3ebd5b4b8..c319946b5 100644
--- a/src/test/assembly/asm/nvptx-types.rs
+++ b/src/test/assembly/asm/nvptx-types.rs
@@ -3,7 +3,7 @@
 // compile-flags: --crate-type cdylib
 // needs-llvm-components: nvptx
 
-#![feature(no_core, lang_items, rustc_attrs, asm_sym, asm_experimental_arch)]
+#![feature(no_core, lang_items, rustc_attrs, asm_experimental_arch)]
 #![no_core]
 
 #[rustc_builtin_macro]
diff --git a/src/test/assembly/asm/powerpc-types.rs b/src/test/assembly/asm/powerpc-types.rs
index b8859c07e..e27b00520 100644
--- a/src/test/assembly/asm/powerpc-types.rs
+++ b/src/test/assembly/asm/powerpc-types.rs
@@ -1,4 +1,3 @@
-// min-llvm-version: 12.0.1
 // revisions: powerpc powerpc64
 // assembly-output: emit-asm
 //[powerpc] compile-flags: --target powerpc-unknown-linux-gnu
@@ -6,7 +5,7 @@
 //[powerpc64] compile-flags: --target powerpc64-unknown-linux-gnu
 //[powerpc64] needs-llvm-components: powerpc
 
-#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_sym, asm_experimental_arch)]
+#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_experimental_arch)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(asm_sub_register, non_camel_case_types)]
diff --git a/src/test/assembly/asm/riscv-types.rs b/src/test/assembly/asm/riscv-types.rs
index 68dc186ea..f18ba294d 100644
--- a/src/test/assembly/asm/riscv-types.rs
+++ b/src/test/assembly/asm/riscv-types.rs
@@ -6,7 +6,7 @@
 //[riscv32] needs-llvm-components: riscv
 // compile-flags: -C target-feature=+d
 
-#![feature(no_core, lang_items, rustc_attrs, asm_sym)]
+#![feature(no_core, lang_items, rustc_attrs)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(asm_sub_register)]
diff --git a/src/test/assembly/asm/s390x-types.rs b/src/test/assembly/asm/s390x-types.rs
index 6a12902a0..2fb404dd9 100644
--- a/src/test/assembly/asm/s390x-types.rs
+++ b/src/test/assembly/asm/s390x-types.rs
@@ -3,7 +3,7 @@
 //[s390x] compile-flags: --target s390x-unknown-linux-gnu
 //[s390x] needs-llvm-components: systemz
 
-#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_sym, asm_experimental_arch)]
+#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_experimental_arch)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(asm_sub_register, non_camel_case_types)]
diff --git a/src/test/assembly/asm/wasm-types.rs b/src/test/assembly/asm/wasm-types.rs
index 3aa128c46..3b1ac1b45 100644
--- a/src/test/assembly/asm/wasm-types.rs
+++ b/src/test/assembly/asm/wasm-types.rs
@@ -3,7 +3,7 @@
 // compile-flags: --crate-type cdylib
 // needs-llvm-components: webassembly
 
-#![feature(no_core, lang_items, rustc_attrs, asm_sym, asm_experimental_arch)]
+#![feature(no_core, lang_items, rustc_attrs, asm_experimental_arch)]
 #![no_core]
 
 #[rustc_builtin_macro]
diff --git a/src/test/assembly/asm/x86-types.rs b/src/test/assembly/asm/x86-types.rs
index e871535cf..81be79cba 100644
--- a/src/test/assembly/asm/x86-types.rs
+++ b/src/test/assembly/asm/x86-types.rs
@@ -7,7 +7,7 @@
 // compile-flags: -C llvm-args=--x86-asm-syntax=intel
 // compile-flags: -C target-feature=+avx512bw
 
-#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_sym)]
+#![feature(no_core, lang_items, rustc_attrs, repr_simd)]
 #![crate_type = "rlib"]
 #![no_core]
 #![allow(asm_sub_register, non_camel_case_types)]
diff --git a/src/test/assembly/stack-protector/stack-protector-target-support.rs b/src/test/assembly/stack-protector/stack-protector-target-support.rs
index 5ba46d082..2fb62e93e 100644
--- a/src/test/assembly/stack-protector/stack-protector-target-support.rs
+++ b/src/test/assembly/stack-protector/stack-protector-target-support.rs
@@ -156,7 +156,6 @@
 // [r74] needs-llvm-components: x86
 // [r75] compile-flags:--target x86_64-fortanix-unknown-sgx
 // [r75] needs-llvm-components: x86
-// [r75] min-llvm-version: 11.0.0
 // [r76] compile-flags:--target x86_64-fuchsia
 // [r76] needs-llvm-components: x86
 // [r77] compile-flags:--target x86_64-linux-android
diff --git a/src/test/assembly/x86-stack-probes.rs b/src/test/assembly/x86-stack-probes.rs
new file mode 100644
index 000000000..c7141fb20
--- /dev/null
+++ b/src/test/assembly/x86-stack-probes.rs
@@ -0,0 +1,42 @@
+// min-llvm-version: 16
+// revisions: x86_64 i686
+// assembly-output: emit-asm
+//[x86_64] compile-flags: --target x86_64-unknown-linux-gnu
+//[x86_64] needs-llvm-components: x86
+//[i686] compile-flags: --target i686-unknown-linux-gnu
+//[i686] needs-llvm-components: x86
+// compile-flags: -C llvm-args=-x86-asm-syntax=intel
+
+#![feature(no_core, lang_items)]
+#![crate_type = "lib"]
+#![no_core]
+
+#[lang = "sized"]
+trait Sized {}
+#[lang = "copy"]
+trait Copy {}
+
+impl Copy for u8 {}
+
+// Check that inline-asm stack probes are generated correctly.
+// To avoid making this test fragile to slight asm changes,
+// we only check that the stack pointer is decremented by a page at a time,
+// instead of matching the whole probe sequence.
+
+// CHECK-LABEL: small_stack_probe:
+#[no_mangle]
+pub fn small_stack_probe(x: u8, f: fn(&mut [u8; 8192])) {
+    // CHECK-NOT: __rust_probestack
+    // x86_64: sub rsp, 4096
+    // i686: sub esp, 4096
+    f(&mut [x; 8192]);
+}
+
+// CHECK-LABEL: big_stack_probe:
+#[no_mangle]
+pub fn big_stack_probe(x: u8, f: fn(&[u8; 65536])) {
+    // CHECK-NOT: __rust_probestack
+    // x86_64: sub rsp, 4096
+    // i686: sub esp, 4096
+    f(&mut [x; 65536]);
+}
diff --git a/src/test/assembly/x86_64-floating-point-clamp.rs b/src/test/assembly/x86_64-floating-point-clamp.rs
new file mode 100644
index 000000000..0f3b465d0
--- /dev/null
+++ b/src/test/assembly/x86_64-floating-point-clamp.rs
@@ -0,0 +1,25 @@
+// Floating-point clamp is designed to be implementable as max+min,
+// so check to make sure that's what it's actually emitting.
+
+// assembly-output: emit-asm
+// compile-flags: --crate-type=lib -O -C llvm-args=-x86-asm-syntax=intel
+// only-x86_64
+
+// CHECK-LABEL: clamp_demo:
+#[no_mangle]
+pub fn clamp_demo(a: f32, x: f32, y: f32) -> f32 {
+    // CHECK: maxss
+    // CHECK: minss
+    a.clamp(x, y)
+}
+
+// CHECK-LABEL: clamp12_demo:
+#[no_mangle]
+pub fn clamp12_demo(a: f32) -> f32 {
+    // CHECK: movss   xmm1
+    // CHECK-NEXT: maxss   xmm1, xmm0
+    // CHECK-NEXT: movss   xmm0
+    // CHECK-NEXT: minss   xmm0, xmm1
+    // CHECK: ret
+    a.clamp(1.0, 2.0)
+}