[llvm] Enforce parameter order in f16 call, flipped call unit tests (PR #96258)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-nvptx

Author: Akshay Deodhar (akshayrdeodhar)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/96258.diff


1 Files Affected:

- (modified) llvm/test/CodeGen/NVPTX/f16-instructions.ll (+12-3) 


``````````diff
diff --git a/llvm/test/CodeGen/NVPTX/f16-instructions.ll b/llvm/test/CodeGen/NVPTX/f16-instructions.ll
index deea2e3b557f1..24203442836e7 100644
--- a/llvm/test/CodeGen/NVPTX/f16-instructions.ll
+++ b/llvm/test/CodeGen/NVPTX/f16-instructions.ll
@@ -253,7 +253,10 @@ declare half @test_callee(half %a, half %b) #0
 ; CHECK-DAG:  .param .align 2 .b8 retval0[2];
 ; CHECK:      call.uni (retval0),
 ; CHECK-NEXT:        test_callee,
-; CHECK:      );
+; CHECK-NEXT: (
+; CHECK-NEXT:        param0,
+; CHECK-NEXT:        param1
+; CHECK-NEXT: );
 ; CHECK-NEXT: ld.param.b16    [[R:%rs[0-9]+]], [retval0+0];
 ; CHECK-NEXT: }
 ; CHECK-NEXT: st.param.b16    [func_retval0+0], [[R]];
@@ -274,7 +277,10 @@ define half @test_call(half %a, half %b) #0 {
 ; CHECK-DAG:  .param .align 2 .b8 retval0[2];
 ; CHECK:      call.uni (retval0),
 ; CHECK-NEXT:        test_callee,
-; CHECK:      );
+; CHECK-NEXT: (
+; CHECK-NEXT:        param0,
+; CHECK-NEXT:        param1
+; CHECK-NEXT: );
 ; CHECK-NEXT: ld.param.b16    [[R:%rs[0-9]+]], [retval0+0];
 ; CHECK-NEXT: }
 ; CHECK-NEXT: st.param.b16    [func_retval0+0], [[R]];
@@ -295,7 +301,10 @@ define half @test_call_flipped(half %a, half %b) #0 {
 ; CHECK-DAG:  .param .align 2 .b8 retval0[2];
 ; CHECK:      call.uni (retval0),
 ; CHECK-NEXT:        test_callee,
-; CHECK:      );
+; CHECK-NEXT: (
+; CHECK-NEXT:        param0,
+; CHECK-NEXT:        param1
+; CHECK-NEXT: );
 ; CHECK-NEXT: ld.param.b16    [[R:%rs[0-9]+]], [retval0+0];
 ; CHECK-NEXT: }
 ; CHECK-NEXT: st.param.b16    [func_retval0+0], [[R]];

``````````

</details>


https://github.com/llvm/llvm-project/pull/96258