xref: /llvm-project/llvm/test/CodeGen/PowerPC/jaggedstructs.ll (revision 427fb35192f1f7bb694a5910b05abc5925a798b2) 
1; RUN: llc -verify-machineinstrs -mcpu=ppc64 -O0 -fast-isel=false < %s | FileCheck %s
2
3; This tests receiving and re-passing parameters consisting of structures
4; of size 3, 5, 6, and 7.  They are to be found/placed right-adjusted in
5; the parameter registers.
6
7target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64"
8target triple = "powerpc64-unknown-linux-gnu"
9
10%struct.S3 = type { [3 x i8] }
11%struct.S5 = type { [5 x i8] }
12%struct.S6 = type { [6 x i8] }
13%struct.S7 = type { [7 x i8] }
14
15define void @test(ptr byval(%struct.S3) %s3, ptr byval(%struct.S5) %s5, ptr byval(%struct.S6) %s6, ptr byval(%struct.S7) %s7) nounwind {
16entry:
17  call void @check(ptr byval(%struct.S3) %s3, ptr byval(%struct.S5) %s5, ptr byval(%struct.S6) %s6, ptr byval(%struct.S7) %s7)
18  ret void
19}
20
21; CHECK-LABEL: test
22; CHECK:     stb 6, 191(1)
23; CHECK:     rldicl 7, 6, 56, 8
24; CHECK:     sth 7, 189(1)
25; CHECK:     rldicl 6, 6, 40, 24
26; CHECK:     stw 6, 185(1)
27; CHECK:     sth 5, 182(1)
28; CHECK:     rldicl 5, 5, 48, 16
29; CHECK:     stw 5, 178(1)
30; CHECK:     stb 4, 175(1)
31; CHECK:     rldicl 4, 4, 56, 8
32; CHECK:     stw 4, 171(1)
33; CHECK:     stb 3, 167(1)
34; CHECK:     rldicl 3, 3, 56, 8
35; CHECK:     sth 3, 165(1)
36; CHECK-DAG: lbz {{[0-9]+}}, 167(1)
37; CHECK-DAG: lhz {{[0-9]+}}, 165(1)
38; CHECK-DAG: stb {{[0-9]+}}, 55(1)
39; CHECK-DAG: sth {{[0-9]+}}, 53(1)
40; CHECK-DAG: lbz {{[0-9]+}}, 175(1)
41; CHECK-DAG: lwz {{[0-9]+}}, 171(1)
42; CHECK-DAG: stb {{[0-9]+}}, 63(1)
43; CHECK-DAG: stw {{[0-9]+}}, 59(1)
44; CHECK-DAG: lhz {{[0-9]+}}, 182(1)
45; CHECK-DAG: lwz {{[0-9]+}}, 178(1)
46; CHECK-DAG: sth {{[0-9]+}}, 70(1)
47; CHECK-DAG: stw {{[0-9]+}}, 66(1)
48; CHECK-DAG: lwz {{[0-9]+}}, 188(1)
49; CHECK-DAG: lwz {{[0-9]+}}, 185(1)
50; CHECK-DAG: stw {{[0-9]+}}, 76(1)
51; CHECK-DAG: stw {{[0-9]+}}, 73(1)
52; CHECK-DAG: ld 6, 72(1)
53; CHECK-DAG: ld 5, 64(1)
54; CHECK-DAG: ld 4, 56(1)
55; CHECK-DAG: ld 3, 48(1)
56
57declare void @check(ptr byval(%struct.S3), ptr byval(%struct.S5), ptr byval(%struct.S6), ptr byval(%struct.S7))
58