Rename `tests/assembly` into `tests/assembly-llvm`

1 files changed, 156 insertions, 0 deletions

diff --git a/tests/assembly-llvm/powerpc64-struct-abi.rs b/tests/assembly-llvm/powerpc64-struct-abi.rs
new file mode 100644
index 00000000000..ee4965deb4f
--- /dev/null
+++ b/tests/assembly-llvm/powerpc64-struct-abi.rs
@@ -0,0 +1,156 @@
+//@ add-core-stubs
+//@ revisions: elfv1-be elfv2-be elfv2-le aix
+//@ assembly-output: emit-asm
+//@ compile-flags: -Copt-level=3
+//@[elfv1-be] compile-flags: --target powerpc64-unknown-linux-gnu
+//@[elfv1-be] needs-llvm-components: powerpc
+//@[elfv2-be] compile-flags: --target powerpc64-unknown-linux-musl
+//@[elfv2-be] needs-llvm-components: powerpc
+//@[elfv2-le] compile-flags: --target powerpc64le-unknown-linux-gnu -C target-cpu=pwr8
+//@[elfv2-le] needs-llvm-components: powerpc
+//@[aix] compile-flags: --target powerpc64-ibm-aix
+//@[aix] needs-llvm-components: powerpc
+//@[elfv1-be] filecheck-flags: --check-prefix be
+//@[elfv2-be] filecheck-flags: --check-prefix be
+//@[elfv1-be] filecheck-flags: --check-prefix elf
+//@[elfv2-be] filecheck-flags: --check-prefix elf
+//@[elfv2-le] filecheck-flags: --check-prefix elf
+
+#![feature(no_core, lang_items)]
+#![no_std]
+#![no_core]
+#![crate_type = "lib"]
+
+extern crate minicore;
+use minicore::*;
+
+impl Copy for FiveU32s {}
+impl Copy for FiveU16s {}
+impl Copy for ThreeU8s {}
+
+#[repr(C)]
+struct FiveU32s(u32, u32, u32, u32, u32);
+
+#[repr(C)]
+struct FiveU16s(u16, u16, u16, u16, u16);
+
+#[repr(C)]
+struct ThreeU8s(u8, u8, u8);
+
+// CHECK-LABEL: read_large
+// aix: lwz [[REG1:.*]], 16(4)
+// aix-NEXT: lxv{{d2x|w4x}} 0, 0, 4
+// aix-NEXT: stw [[REG1]], 16(3)
+// aix-NEXT: stxv{{d2x|w4x}} 0, 0, 3
+// be: lwz [[REG1:.*]], 16(4)
+// be-NEXT: stw [[REG1]], 16(3)
+// be-NEXT: ld [[REG2:.*]], 8(4)
+// be-NEXT: ld [[REG3:.*]], 0(4)
+// be-NEXT: std [[REG2]], 8(3)
+// be-NEXT: std [[REG3]], 0(3)
+// elfv2-le: lxvd2x [[REG1:.*]], 0, 4
+// elfv2-le-NEXT: lwz [[REG2:.*]], 16(4)
+// elfv2-le-NEXT: stw [[REG2]], 16(3)
+// elfv2-le-NEXT: stxvd2x [[REG1]], 0, 3
+// CHECK-NEXT: blr
+#[no_mangle]
+extern "C" fn read_large(x: &FiveU32s) -> FiveU32s {
+    *x
+}
+
+// CHECK-LABEL: read_medium
+// aix: lhz [[REG1:.*]], 8(4)
+// aix-NEXT: ld [[REG2:.*]], 0(4)
+// aix-NEXT: sth [[REG1]], 8(3)
+// aix-NEXT: std [[REG2]], 0(3)
+// elfv1-be: lhz [[REG1:.*]], 8(4)
+// elfv1-be-NEXT: ld [[REG2:.*]], 0(4)
+// elfv1-be-NEXT: sth [[REG1]], 8(3)
+// elfv1-be-NEXT: std [[REG2]], 0(3)
+// elfv2-be: lhz [[REG1:.*]], 8(3)
+// elfv2-be-NEXT: ld 3, 0(3)
+// elfv2-be-NEXT: sldi 4, [[REG1]], 48
+// elfv2-le: ld [[REG1:.*]], 0(3)
+// elfv2-le-NEXT: lhz 4, 8(3)
+// elfv2-le-NEXT: mr 3, [[REG1]]
+// CHECK-NEXT: blr
+#[no_mangle]
+extern "C" fn read_medium(x: &FiveU16s) -> FiveU16s {
+    *x
+}
+
+// CHECK-LABEL: read_small
+// aix: lbz [[REG1:.*]], 2(4)
+// aix-NEXT: lhz [[REG2:.*]], 0(4)
+// aix-NEXT: stb [[REG1]], 2(3)
+// aix-NEXT: sth [[REG2]], 0(3)
+// elfv1-be: lbz [[REG1:.*]], 2(4)
+// elfv1-be-NEXT: lhz [[REG2:.*]], 0(4)
+// elfv1-be-NEXT: stb [[REG1]], 2(3)
+// elfv1-be-NEXT: sth [[REG2]], 0(3)
+// elfv2-be: lhz [[REG1:.*]], 0(3)
+// elfv2-be-NEXT: lbz 3, 2(3)
+// elfv2-be-NEXT: rldimi 3, [[REG1]], 8, 0
+// elfv2-le: lbz [[REG1:.*]], 2(3)
+// elfv2-le-NEXT: lhz 3, 0(3)
+// elfv2-le-NEXT: rldimi 3, [[REG1]], 16, 0
+// CHECK-NEXT: blr
+#[no_mangle]
+extern "C" fn read_small(x: &ThreeU8s) -> ThreeU8s {
+    *x
+}
+
+// CHECK-LABEL: write_large
+// aix: std 3, 48(1)
+// aix-NEXT: rldicl [[REG1:.*]], 5, 32, 32
+// aix-NEXT: std 5, 64(1)
+// aix-NEXT: std 4, 56(1)
+// aix-NEXT: stw [[REG1]], 16(6)
+// aix-NEXT: addi [[REG2:.*]], 1, 48
+// aix-NEXT: lxv{{d2x|w4x}} 0, 0, [[REG2]]
+// aix-NEXT: stxv{{d2x|w4x}} 0, 0, 6
+// elf: std 3, 0(6)
+// be-NEXT: rldicl [[REG1:.*]], 5, 32, 32
+// elf-NEXT: std 4, 8(6)
+// be-NEXT: stw [[REG1]], 16(6)
+// elfv2-le-NEXT: stw 5, 16(6)
+// CHECK-NEXT: blr
+#[no_mangle]
+extern "C" fn write_large(x: FiveU32s, dest: &mut FiveU32s) {
+    *dest = x;
+}
+
+// CHECK-LABEL: write_medium
+// aix: std 4, 56(1)
+// aix-NEXT: rldicl [[REG1:.*]], 4, 16, 48
+// aix-NEXT: std 3, 48(1)
+// aix-NEXT: std 3, 0(5)
+// aix-NEXT: sth [[REG1]], 8(5)
+// elf: std 3, 0(5)
+// be-NEXT: rldicl [[REG1:.*]], 4, 16, 48
+// be-NEXT: sth [[REG1]], 8(5)
+// elfv2-le-NEXT: sth 4, 8(5)
+// CHECK-NEXT: blr
+#[no_mangle]
+extern "C" fn write_medium(x: FiveU16s, dest: &mut FiveU16s) {
+    *dest = x;
+}
+
+// CHECK-LABEL: write_small
+// aix: std 3, 48(1)
+// aix-NEXT: rldicl [[REG1:.*]], 3, 16, 48
+// aix-NEXT: sth 3, 0(4)
+// aix-NEXT: lbz 3, 50(1)
+// aix-NEXT: stb [[REG1]], 2(4)
+// be: stb 3, 2(4)
+// be-NEXT: srwi [[REG1:.*]], 3, 8
+// be-NEXT: sth [[REG1]], 0(4)
+// The order these instructions are emitted in changed in LLVM 18.
+// elfv2-le-DAG: sth 3, 0(4)
+// elfv2-le-DAG: srwi [[REG1:.*]], 3, 16
+// elfv2-le-NEXT: stb [[REG1]], 2(4)
+// CHECK-NEXT: blr
+#[no_mangle]
+extern "C" fn write_small(x: ThreeU8s, dest: &mut ThreeU8s) {
+    *dest = x;
+}