xref: /llvm-project/llvm/test/CodeGen/NVPTX/zeroext-32bit.ll (revision b279f6b098d3849f7f1c1f539b108307d5f8ae2d)
1; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_30 -verify-machineinstrs | FileCheck %s
2; RUN: %if ptxas %{ llc < %s -mtriple=nvptx64 -mcpu=sm_30 -verify-machineinstrs | %ptxas-verify %}
3
4; The zeroext attribute below should be silently ignored because
5; we can pass a 32-bit integer across a function call without
6; needing to extend it.
7
8target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64"
9target triple = "nvptx64-unknown-cuda"
10
11; CHECK-LABEL: .visible .func zeroext_test
12; CHECK-NOT: cvt.u32.u16
13define void @zeroext_test()  {
14  tail call void @call1(i32 zeroext 0)
15  ret void
16}
17
18declare void @call1(i32 zeroext)
19
20; CHECK-LABEL: .visible .func signext_test
21; CHECK-NOT: cvt.s32.s16
22define void @signext_test()  {
23  tail call void @call2(i32 zeroext 0)
24  ret void
25}
26
27declare void @call2(i32 zeroext)
28