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1; RUN: llc < %s -march=bfin -verify-machineinstrs
2
3; These functions have just the right size to annoy the register scavenger: They
4; use all the scratch registers, but not all the callee-saved registers.
5
6define void @test_add(i64 %AL, i64 %AH, i64 %BL, i64 %BH, i64* %RL, i64* %RH) {
7entry:
8	%tmp1 = zext i64 %AL to i128		; <i128> [#uses=1]
9	%tmp23 = zext i64 %AH to i128		; <i128> [#uses=1]
10	%tmp4 = shl i128 %tmp23, 64		; <i128> [#uses=1]
11	%tmp5 = or i128 %tmp4, %tmp1		; <i128> [#uses=1]
12	%tmp67 = zext i64 %BL to i128		; <i128> [#uses=1]
13	%tmp89 = zext i64 %BH to i128		; <i128> [#uses=1]
14	%tmp11 = shl i128 %tmp89, 64		; <i128> [#uses=1]
15	%tmp12 = or i128 %tmp11, %tmp67		; <i128> [#uses=1]
16	%tmp15 = add i128 %tmp12, %tmp5		; <i128> [#uses=2]
17	%tmp1617 = trunc i128 %tmp15 to i64		; <i64> [#uses=1]
18	store i64 %tmp1617, i64* %RL
19	%tmp21 = lshr i128 %tmp15, 64		; <i128> [#uses=1]
20	%tmp2122 = trunc i128 %tmp21 to i64		; <i64> [#uses=1]
21	store i64 %tmp2122, i64* %RH
22	ret void
23}
24
25define void @test_sub(i64 %AL, i64 %AH, i64 %BL, i64 %BH, i64* %RL, i64* %RH) {
26entry:
27	%tmp1 = zext i64 %AL to i128		; <i128> [#uses=1]
28	%tmp23 = zext i64 %AH to i128		; <i128> [#uses=1]
29	%tmp4 = shl i128 %tmp23, 64		; <i128> [#uses=1]
30	%tmp5 = or i128 %tmp4, %tmp1		; <i128> [#uses=1]
31	%tmp67 = zext i64 %BL to i128		; <i128> [#uses=1]
32	%tmp89 = zext i64 %BH to i128		; <i128> [#uses=1]
33	%tmp11 = shl i128 %tmp89, 64		; <i128> [#uses=1]
34	%tmp12 = or i128 %tmp11, %tmp67		; <i128> [#uses=1]
35	%tmp15 = sub i128 %tmp5, %tmp12		; <i128> [#uses=2]
36	%tmp1617 = trunc i128 %tmp15 to i64		; <i64> [#uses=1]
37	store i64 %tmp1617, i64* %RL
38	%tmp21 = lshr i128 %tmp15, 64		; <i128> [#uses=1]
39	%tmp2122 = trunc i128 %tmp21 to i64		; <i64> [#uses=1]
40	store i64 %tmp2122, i64* %RH
41	ret void
42}
43