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			44 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: llc < %s -march=x86
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| 
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| define x86_fp80 @test1() {
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|         %tmp85 = call x86_fp80 asm sideeffect "fld0", "={st(0)}"()
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|         ret x86_fp80 %tmp85
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| }
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| 
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| define double @test2() {
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|         %tmp85 = call double asm sideeffect "fld0", "={st(0)}"()
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|         ret double %tmp85
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| }
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| 
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| define void @test3(x86_fp80 %X) {
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|         call void asm sideeffect "frob ", "{st(0)},~{dirflag},~{fpsr},~{flags}"( x86_fp80 %X)
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|         ret void
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| }
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| 
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| define void @test4(double %X) {
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|         call void asm sideeffect "frob ", "{st(0)},~{dirflag},~{fpsr},~{flags}"( double %X)
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|         ret void
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| }
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| 
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| define void @test5(double %X) {
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|         %Y = fadd double %X, 123.0
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|         call void asm sideeffect "frob ", "{st(0)},~{dirflag},~{fpsr},~{flags}"( double %Y)
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|         ret void
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| }
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| 
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| define void @test6(double %A, double %B, double %C, 
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|                    double %D, double %E) nounwind  {
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| entry:
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| 	; Uses the same value twice, should have one fstp after the asm.
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| 	tail call void asm sideeffect "foo $0 $1", "f,f,~{dirflag},~{fpsr},~{flags}"( double %A, double %A ) nounwind 
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| 	; Uses two different values, should be in st(0)/st(1) and both be popped.
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| 	tail call void asm sideeffect "bar $0 $1", "f,f,~{dirflag},~{fpsr},~{flags}"( double %B, double %C ) nounwind 
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| 	; Uses two different values, one of which isn't killed in this asm, it
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| 	; should not be popped after the asm.
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| 	tail call void asm sideeffect "baz $0 $1", "f,f,~{dirflag},~{fpsr},~{flags}"( double %D, double %E ) nounwind 
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| 	; This is the last use of %D, so it should be popped after.
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| 	tail call void asm sideeffect "baz $0", "f,~{dirflag},~{fpsr},~{flags}"( double %D ) nounwind 
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| 	ret void
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| }
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| 
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