NVPTX:_Especially add the DoubleI32 struct as a nvptx abi test case since it was used as an example when discussing possible problems

Author: Kjetil Kjeka

tests/assembly/nvptx-c-abi-arg-v7.rs

@@ -40,6 +40,11 @@ pub struct TripleU16 {
     h: u16,
 }
 #[repr(C)]
+pub struct DoubleI32 {
+    f: i32,
+    g: i32,
+}
+#[repr(C)]
 pub struct TripleU32 {
     f: u32,
     g: u32,
@@ -175,6 +180,11 @@ pub unsafe extern "C" fn f_triple_u16_arg(_a: TripleU16) {}
 #[no_mangle]
 pub unsafe extern "C" fn f_triple_u32_arg(_a: TripleU32) {}
 
+// CHECK: .visible .func f_double_i32_arg(
+// CHECK: .param .align 4 .b8 f_double_i32_arg_param_0[8]
+#[no_mangle]
+pub unsafe extern "C" fn f_double_i32_arg(_a: DoubleI32) {}
+
 // CHECK: .visible .func f_triple_u64_arg(
 // CHECK: .param .align 8 .b8 f_triple_u64_arg_param_0[24]
 #[no_mangle]

tests/assembly/nvptx-c-abi-ret-v7.rs

@@ -40,6 +40,11 @@ pub struct TripleU16 {
     h: u16,
 }
 #[repr(C)]
+pub struct DoubleI32 {
+    f: i32,
+    g: i32,
+}
+#[repr(C)]
 pub struct TripleU32 {
     f: u32,
     g: u32,
@@ -186,6 +191,12 @@ pub unsafe extern "C" fn f_triple_u16_ret() -> TripleU16 {
     TripleU16 { f: 18, g: 19, h: 20 }
 }
 
+// CHECK: .visible .func (.param .align 4 .b8 func_retval0[8]) f_double_i32_ret(
+#[no_mangle]
+pub unsafe extern "C" fn f_double_i32_ret() -> DoubleI32 {
+    DoubleI32 { f: 1, g: 2 }
+}
+
 // CHECK: .visible .func (.param .align 4 .b8 func_retval0[12]) f_triple_u32_ret(
 #[no_mangle]
 pub unsafe extern "C" fn f_triple_u32_ret() -> TripleU32 {

tests/assembly/nvptx-kernel-abi/nvptx-kernel-args-abi-v7.rs

@@ -50,6 +50,11 @@ pub struct TripleU16 {
     h: u16,
 }
 #[repr(C)]
+pub struct DoubleI32 {
+    f: i32,
+    g: i32,
+}
+#[repr(C)]
 pub struct TripleU32 {
     f: u32,
     g: u32,
@@ -180,6 +185,11 @@ pub unsafe extern "ptx-kernel" fn f_triple_u8_arg(_a: TripleU8) {}
 #[no_mangle]
 pub unsafe extern "ptx-kernel" fn f_triple_u16_arg(_a: TripleU16) {}
 
+// CHECK: .visible .entry f_double_i32_arg(
+// CHECK: .param .align 4 .b8 f_double_i32_arg_param_0[8]
+#[no_mangle]
+pub unsafe extern "ptx-kernel" fn f_double_i32_arg(_a: DoubleI32) {}
+
 // CHECK: .visible .entry f_triple_u32_arg(
 // CHECK: .param .align 4 .b8 f_triple_u32_arg_param_0[12]
 #[no_mangle]