81 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			81 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -march=sparc -disable-sparc-leaf-proc=0 < %s | FileCheck %s
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| 
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| ; CHECK:      func_nobody:
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| ; CHECK:      jmp %o7+8
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| ; CHECK-NEXT: nop
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| define void @func_nobody() {
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| entry:
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|   ret void
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| }
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| 
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| 
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| ; CHECK:      return_int_const:
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| ; CHECK:      jmp %o7+8
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| ; CHECK-NEXT: or %g0, 1729, %o0
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| define i32 @return_int_const() {
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| entry:
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|   ret i32 1729
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| }
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| 
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| ; CHECK:      return_double_const:
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| ; CHECK:      sethi
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| ; CHECK:      jmp %o7+8
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| ; CHECK-NEXT: ldd {{.*}}, %f0
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| 
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| define double @return_double_const() {
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| entry:
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|   ret double 0.000000e+00
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| }
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| 
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| ; CHECK:      leaf_proc_with_args:
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| ; CHECK:      add {{%o[0-1]}}, {{%o[0-1]}}, [[R:%[go][0-7]]]
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| ; CHECK:      jmp %o7+8
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| ; CHECK-NEXT: add [[R]], %o2, %o0
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| 
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| define i32 @leaf_proc_with_args(i32 %a, i32 %b, i32 %c) {
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| entry:
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|   %0 = add nsw i32 %b, %a
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|   %1 = add nsw i32 %0, %c
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|   ret i32 %1
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| }
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| 
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| ; CHECK:     leaf_proc_with_args_in_stack:
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| ; CHECK-DAG: ld [%sp+92], {{%[go][0-7]}}
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| ; CHECK-DAG: ld [%sp+96], {{%[go][0-7]}}
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| ; CHECK:     jmp %o7+8
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| ; CHECK-NEXT: add {{.*}}, %o0
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| define i32 @leaf_proc_with_args_in_stack(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g, i32 %h) {
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| entry:
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|   %0 = add nsw i32 %b, %a
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|   %1 = add nsw i32 %0, %c
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|   %2 = add nsw i32 %1, %d
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|   %3 = add nsw i32 %2, %e
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|   %4 = add nsw i32 %3, %f
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|   %5 = add nsw i32 %4, %g
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|   %6 = add nsw i32 %5, %h
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|   ret i32 %6
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| }
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| 
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| ; CHECK:      leaf_proc_with_local_array:
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| ; CHECK:      add %sp, -104, %sp
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| ; CHECK:      or %g0, 1, [[R1:%[go][0-7]]]
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| ; CHECK:      st [[R1]], [%sp+96]
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| ; CHECK:      or %g0, 2, [[R2:%[go][0-7]]]
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| ; CHECK:      st [[R2]], [%sp+100]
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| ; CHECK:      ld {{.+}}, %o0
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| ; CHECK:      jmp %o7+8
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| ; CHECK-NEXT: add %sp, 104, %sp
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| 
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| define i32 @leaf_proc_with_local_array(i32 %a, i32 %b, i32 %c) {
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| entry:
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|   %array = alloca [2 x i32], align 4
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|   %0 = sub nsw i32 %b, %c
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|   %1 = getelementptr inbounds [2 x i32]* %array, i32 0, i32 0
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|   store i32 1, i32* %1, align 4
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|   %2 = getelementptr inbounds [2 x i32]* %array, i32 0, i32 1
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|   store i32 2, i32* %2, align 4
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|   %3 = getelementptr inbounds [2 x i32]* %array, i32 0, i32 %a
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|   %4 = load i32* %3, align 4
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|   ret i32 %4
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| }
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