1 ; RUN: llc -verify-machineinstrs -O2 -mtriple=powerpc64-unknown-linux-gnu -fast-isel=false < %s | FileCheck %s
3 ; This verifies that single-precision floating point values that can't
4 ; be passed in registers are stored in the rightmost word of the parameter
5 ; save area slot. There are 13 architected floating-point registers, so
6 ; the 14th is passed in storage. The address of the 14th argument is
7 ; 48 (fixed size of the linkage area) + 13 * 8 (first 13 args) + 4
8 ; (offset to second word) = 156.
10 define float @bar(float %a, float %b, float %c, float %d, float %e, float %f, float %g, float %h, float %i, float %j, float %k, float %l, float %m, float %n) nounwind {
12 %a.addr = alloca float, align 4
13 %b.addr = alloca float, align 4
14 %c.addr = alloca float, align 4
15 %d.addr = alloca float, align 4
16 %e.addr = alloca float, align 4
17 %f.addr = alloca float, align 4
18 %g.addr = alloca float, align 4
19 %h.addr = alloca float, align 4
20 %i.addr = alloca float, align 4
21 %j.addr = alloca float, align 4
22 %k.addr = alloca float, align 4
23 %l.addr = alloca float, align 4
24 %m.addr = alloca float, align 4
25 %n.addr = alloca float, align 4
26 store float %a, float* %a.addr, align 4
27 store float %b, float* %b.addr, align 4
28 store float %c, float* %c.addr, align 4
29 store float %d, float* %d.addr, align 4
30 store float %e, float* %e.addr, align 4
31 store float %f, float* %f.addr, align 4
32 store float %g, float* %g.addr, align 4
33 store float %h, float* %h.addr, align 4
34 store float %i, float* %i.addr, align 4
35 store float %j, float* %j.addr, align 4
36 store float %k, float* %k.addr, align 4
37 store float %l, float* %l.addr, align 4
38 store float %m, float* %m.addr, align 4
39 store float %n, float* %n.addr, align 4
40 %0 = load float, float* %n.addr, align 4
44 ; CHECK: lfs {{[0-9]+}}, 156(1)
46 define float @foo() nounwind {
48 %a = alloca float, align 4
49 %b = alloca float, align 4
50 %c = alloca float, align 4
51 %d = alloca float, align 4
52 %e = alloca float, align 4
53 %f = alloca float, align 4
54 %g = alloca float, align 4
55 %h = alloca float, align 4
56 %i = alloca float, align 4
57 %j = alloca float, align 4
58 %k = alloca float, align 4
59 %l = alloca float, align 4
60 %m = alloca float, align 4
61 %n = alloca float, align 4
62 store float 1.000000e+00, float* %a, align 4
63 store float 2.000000e+00, float* %b, align 4
64 store float 3.000000e+00, float* %c, align 4
65 store float 4.000000e+00, float* %d, align 4
66 store float 5.000000e+00, float* %e, align 4
67 store float 6.000000e+00, float* %f, align 4
68 store float 7.000000e+00, float* %g, align 4
69 store float 8.000000e+00, float* %h, align 4
70 store float 9.000000e+00, float* %i, align 4
71 store float 1.000000e+01, float* %j, align 4
72 store float 1.100000e+01, float* %k, align 4
73 store float 1.200000e+01, float* %l, align 4
74 store float 1.300000e+01, float* %m, align 4
75 store float 1.400000e+01, float* %n, align 4
76 %0 = load float, float* %a, align 4
77 %1 = load float, float* %b, align 4
78 %2 = load float, float* %c, align 4
79 %3 = load float, float* %d, align 4
80 %4 = load float, float* %e, align 4
81 %5 = load float, float* %f, align 4
82 %6 = load float, float* %g, align 4
83 %7 = load float, float* %h, align 4
84 %8 = load float, float* %i, align 4
85 %9 = load float, float* %j, align 4
86 %10 = load float, float* %k, align 4
87 %11 = load float, float* %l, align 4
88 %12 = load float, float* %m, align 4
89 %13 = load float, float* %n, align 4
90 %call = call float @bar(float %0, float %1, float %2, float %3, float %4, float %5, float %6, float %7, float %8, float %9, float %10, float %11, float %12, float %13)
94 ; Note that stw is used instead of stfs because the value is a simple
95 ; constant that can be created with a load-immediate in a GPR.
96 ; CHECK: stw {{[0-9]+}}, 156(1)