| // RUN: %clang_cc1 -triple i686-linux-gnu -target-cpu i686 -emit-llvm %s -o - | FileCheck %s |
| |
| typedef double V2LLi __attribute__((vector_size(16))); |
| typedef double V4LLi __attribute__((vector_size(32))); |
| |
| // Make sure builtin forces a min-legal-width attribute |
| void foo(void) { |
| V2LLi tmp_V2LLi; |
| |
| tmp_V2LLi = __builtin_ia32_undef128(); |
| } |
| |
| // Make sure explicit attribute larger than builtin wins. |
| void goo(void) __attribute__((__min_vector_width__(256))) { |
| V2LLi tmp_V2LLi; |
| |
| tmp_V2LLi = __builtin_ia32_undef128(); |
| } |
| |
| // Make sure builtin larger than explicit attribute wins. |
| void hoo(void) __attribute__((__min_vector_width__(128))) { |
| V4LLi tmp_V4LLi; |
| |
| tmp_V4LLi = __builtin_ia32_undef256(); |
| } |
| |
| // CHECK: foo{{.*}} #0 |
| // CHECK: goo{{.*}} #1 |
| // CHECK: hoo{{.*}} #1 |
| |
| // CHECK: #0 = {{.*}}"min-legal-vector-width"="128" |
| // CHECK: #1 = {{.*}}"min-legal-vector-width"="256" |
