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