xref: /llvm-project/clang/test/CodeGenHLSL/no_int_promotion.hlsl (revision 464926ef4484e4cb2d410fd2e959a296d7b8d58e)
1// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
2// RUN:   dxil-pc-shadermodel6.3-library %s -D__HLSL_ENABLE_16_BIT \
3// RUN:   -emit-llvm -disable-llvm-passes -O3 -o - | FileCheck %s
4
5// FIXME: add test for char/int8_t/uint8_t when these types are supported in HLSL.
6//  See https://github.com/llvm/llvm-project/issues/58453.
7
8// Make sure generate i16 add.
9// CHECK: add nsw i16 %
10int16_t add(int16_t a, int16_t b) {
11  return a + b;
12}
13// CHECK: define noundef <2 x i16> @
14// CHECK: add <2 x i16>
15int16_t2 add(int16_t2 a, int16_t2 b) {
16  return a + b;
17}
18// CHECK: define noundef <3 x i16> @
19// CHECK: add <3 x i16>
20int16_t3 add(int16_t3 a, int16_t3 b) {
21  return a + b;
22}
23// CHECK: define noundef <4 x i16> @
24// CHECK: add <4 x i16>
25int16_t4 add(int16_t4 a, int16_t4 b) {
26  return a + b;
27}
28// CHECK: define noundef i16 @
29// CHECK: add i16 %
30uint16_t add(uint16_t a, uint16_t b) {
31  return a + b;
32}
33// CHECK: define noundef <2 x i16> @
34// CHECK: add <2 x i16>
35uint16_t2 add(uint16_t2 a, uint16_t2 b) {
36  return a + b;
37}
38// CHECK: define noundef <3 x i16> @
39// CHECK: add <3 x i16>
40uint16_t3 add(uint16_t3 a, uint16_t3 b) {
41  return a + b;
42}
43// CHECK: define noundef <4 x i16> @
44// CHECK: add <4 x i16>
45uint16_t4 add(uint16_t4 a, uint16_t4 b) {
46  return a + b;
47}
48