forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			59 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			59 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -triple i686-linux-gnu -target-cpu i686 -emit-llvm %s -o - | FileCheck %s
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| 
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| int baz(int a) { return 4; }
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| 
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| int __attribute__((target("avx,sse4.2,arch=ivybridge"))) foo(int a) { return 4; }
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| 
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| int __attribute__((target("tune=sandybridge"))) walrus(int a) { return 4; }
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| int __attribute__((target("fpmath=387"))) koala(int a) { return 4; }
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| 
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| int __attribute__((target("no-sse2"))) echidna(int a) { return 4; }
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| 
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| int __attribute__((target("sse4"))) panda(int a) { return 4; }
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| int __attribute__((target("no-sse4"))) narwhal(int a) { return 4; }
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| 
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| int bar(int a) { return baz(a) + foo(a); }
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| 
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| int __attribute__((target("avx,      sse4.2,      arch=   ivybridge"))) qux(int a) { return 4; }
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| int __attribute__((target("no-aes, arch=ivybridge"))) qax(int a) { return 4; }
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| 
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| int __attribute__((target("no-mmx"))) qq(int a) { return 40; }
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| 
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| int __attribute__((target("arch=lakemont,mmx"))) lake(int a) { return 4; }
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| 
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| int use_before_def(void);
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| int useage(void){
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|   return use_before_def();
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| }
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| 
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| // Adding the attribute to a definition does update it in IR.
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| int __attribute__((target("arch=lakemont,mmx"))) use_before_def(void) {
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|   return 5;
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| }
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| 
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| 
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| // Check that we emit the additional subtarget and cpu features for foo and not for baz or bar.
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| // CHECK: baz{{.*}} #0
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| // CHECK: foo{{.*}} #1
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| // We ignore the tune attribute so walrus should be identical to baz and bar.
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| // CHECK: walrus{{.*}} #0
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| // We're currently ignoring the fpmath attribute so koala should be identical to baz and bar.
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| // CHECK: koala{{.*}} #0
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| // CHECK: echidna{{.*}} #2
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| // CHECK: panda{{.*}} #3
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| // CHECK: narwhal{{.*}} #4
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| // CHECK: bar{{.*}} #0
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| // CHECK: qux{{.*}} #1
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| // CHECK: qax{{.*}} #5
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| // CHECK: qq{{.*}} #6
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| // CHECK: lake{{.*}} #7
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| // CHECK: use_before_def{{.*}} #7
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| // CHECK: #0 = {{.*}}"target-cpu"="i686" "target-features"="+cx8,+x87"
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| // CHECK: #1 = {{.*}}"target-cpu"="ivybridge" "target-features"="+avx,+cx16,+cx8,+f16c,+fsgsbase,+fxsr,+mmx,+pclmul,+popcnt,+rdrnd,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt"
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| // CHECK: #2 = {{.*}}"target-cpu"="i686" "target-features"="+cx8,+x87,-aes,-avx,-avx2,-avx512bf16,-avx512bitalg,-avx512bw,-avx512cd,-avx512dq,-avx512er,-avx512f,-avx512ifma,-avx512pf,-avx512vbmi,-avx512vbmi2,-avx512vl,-avx512vnni,-avx512vp2intersect,-avx512vpopcntdq,-f16c,-fma,-fma4,-gfni,-pclmul,-sha,-sse2,-sse3,-sse4.1,-sse4.2,-sse4a,-ssse3,-vaes,-vpclmulqdq,-xop,-xsave,-xsaveopt"
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| // CHECK: #3 = {{.*}}"target-cpu"="i686" "target-features"="+cx8,+mmx,+popcnt,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87"
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| // CHECK: #4 = {{.*}}"target-cpu"="i686" "target-features"="+cx8,+x87,-avx,-avx2,-avx512bf16,-avx512bitalg,-avx512bw,-avx512cd,-avx512dq,-avx512er,-avx512f,-avx512ifma,-avx512pf,-avx512vbmi,-avx512vbmi2,-avx512vl,-avx512vnni,-avx512vp2intersect,-avx512vpopcntdq,-f16c,-fma,-fma4,-sse4.1,-sse4.2,-vaes,-vpclmulqdq,-xop,-xsave,-xsaveopt"
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| // CHECK: #5 = {{.*}}"target-cpu"="ivybridge" "target-features"="+avx,+cx16,+cx8,+f16c,+fsgsbase,+fxsr,+mmx,+pclmul,+popcnt,+rdrnd,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt,-aes,-vaes"
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| // CHECK: #6 = {{.*}}"target-cpu"="i686" "target-features"="+cx8,+x87,-3dnow,-3dnowa,-mmx"
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| // CHECK: #7 = {{.*}}"target-cpu"="lakemont" "target-features"="+cx8,+mmx"
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