| Craig Topper | 74c10e3 | 2018-07-09 19:00:16 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple i686-linux-gnu -target-cpu i686 -emit-llvm %s -o - | FileCheck %s |
| 2 | |
| 3 | typedef signed long long V2LLi __attribute__((vector_size(16))); |
| 4 | typedef signed long long V4LLi __attribute__((vector_size(32))); |
| 5 | |
| 6 | // Make sure builtin forces a min-legal-width attribute |
| 7 | void foo(void) { |
| 8 | V2LLi tmp_V2LLi; |
| 9 | |
| 10 | tmp_V2LLi = __builtin_ia32_undef128(); |
| 11 | } |
| 12 | |
| 13 | // Make sure explicit attribute larger than builtin wins. |
| 14 | void goo(void) __attribute__((__min_vector_width__(256))) { |
| 15 | V2LLi tmp_V2LLi; |
| 16 | |
| 17 | tmp_V2LLi = __builtin_ia32_undef128(); |
| 18 | } |
| 19 | |
| 20 | // Make sure builtin larger than explicit attribute wins. |
| 21 | void hoo(void) __attribute__((__min_vector_width__(128))) { |
| 22 | V4LLi tmp_V4LLi; |
| 23 | |
| 24 | tmp_V4LLi = __builtin_ia32_undef256(); |
| 25 | } |
| 26 | |
| 27 | // CHECK: foo{{.*}} #0 |
| 28 | // CHECK: goo{{.*}} #1 |
| 29 | // CHECK: hoo{{.*}} #1 |
| 30 | |
| 31 | // CHECK: #0 = {{.*}}"min-legal-vector-width"="128" |
| 32 | // CHECK: #1 = {{.*}}"min-legal-vector-width"="256" |