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