1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc -mtriple=riscv64 -mattr=+d -target-abi=lp64d < %s | FileCheck --check-prefixes=CHECK,RV64 %s
3 ; RUN: llc -mtriple=riscv32 -mattr=+d -target-abi=ilp32d < %s | FileCheck --check-prefixes=CHECK,RV32 %s
5 define void @test_load_store(ptr %p, ptr %q) nounwind {
6 ; CHECK-LABEL: test_load_store:
8 ; CHECK-NEXT: lh a0, 0(a0)
9 ; CHECK-NEXT: sh a0, 0(a1)
11 %a = load bfloat, ptr %p
12 store bfloat %a, ptr %q
16 define float @test_fpextend_float(ptr %p) nounwind {
17 ; CHECK-LABEL: test_fpextend_float:
19 ; CHECK-NEXT: lhu a0, 0(a0)
20 ; CHECK-NEXT: slli a0, a0, 16
21 ; CHECK-NEXT: fmv.w.x fa0, a0
23 %a = load bfloat, ptr %p
24 %r = fpext bfloat %a to float
28 define double @test_fpextend_double(ptr %p) nounwind {
29 ; CHECK-LABEL: test_fpextend_double:
31 ; CHECK-NEXT: lhu a0, 0(a0)
32 ; CHECK-NEXT: slli a0, a0, 16
33 ; CHECK-NEXT: fmv.w.x fa5, a0
34 ; CHECK-NEXT: fcvt.d.s fa0, fa5
36 %a = load bfloat, ptr %p
37 %r = fpext bfloat %a to double
41 define void @test_fptrunc_float(float %f, ptr %p) nounwind {
42 ; RV64-LABEL: test_fptrunc_float:
44 ; RV64-NEXT: addi sp, sp, -16
45 ; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
46 ; RV64-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
47 ; RV64-NEXT: mv s0, a0
48 ; RV64-NEXT: call __truncsfbf2
49 ; RV64-NEXT: fmv.x.w a0, fa0
50 ; RV64-NEXT: sh a0, 0(s0)
51 ; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
52 ; RV64-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
53 ; RV64-NEXT: addi sp, sp, 16
56 ; RV32-LABEL: test_fptrunc_float:
58 ; RV32-NEXT: addi sp, sp, -16
59 ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
60 ; RV32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
61 ; RV32-NEXT: mv s0, a0
62 ; RV32-NEXT: call __truncsfbf2
63 ; RV32-NEXT: fmv.x.w a0, fa0
64 ; RV32-NEXT: sh a0, 0(s0)
65 ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
66 ; RV32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
67 ; RV32-NEXT: addi sp, sp, 16
69 %a = fptrunc float %f to bfloat
70 store bfloat %a, ptr %p
74 define void @test_fptrunc_double(double %d, ptr %p) nounwind {
75 ; RV64-LABEL: test_fptrunc_double:
77 ; RV64-NEXT: addi sp, sp, -16
78 ; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
79 ; RV64-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
80 ; RV64-NEXT: mv s0, a0
81 ; RV64-NEXT: call __truncdfbf2
82 ; RV64-NEXT: fmv.x.w a0, fa0
83 ; RV64-NEXT: sh a0, 0(s0)
84 ; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
85 ; RV64-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
86 ; RV64-NEXT: addi sp, sp, 16
89 ; RV32-LABEL: test_fptrunc_double:
91 ; RV32-NEXT: addi sp, sp, -16
92 ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
93 ; RV32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
94 ; RV32-NEXT: mv s0, a0
95 ; RV32-NEXT: call __truncdfbf2
96 ; RV32-NEXT: fmv.x.w a0, fa0
97 ; RV32-NEXT: sh a0, 0(s0)
98 ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
99 ; RV32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
100 ; RV32-NEXT: addi sp, sp, 16
102 %a = fptrunc double %d to bfloat
103 store bfloat %a, ptr %p
107 define void @test_fadd(ptr %p, ptr %q) nounwind {
108 ; RV64-LABEL: test_fadd:
110 ; RV64-NEXT: addi sp, sp, -16
111 ; RV64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
112 ; RV64-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
113 ; RV64-NEXT: lhu a1, 0(a1)
114 ; RV64-NEXT: mv s0, a0
115 ; RV64-NEXT: lhu a0, 0(a0)
116 ; RV64-NEXT: slli a1, a1, 16
117 ; RV64-NEXT: fmv.w.x fa5, a1
118 ; RV64-NEXT: slli a0, a0, 16
119 ; RV64-NEXT: fmv.w.x fa4, a0
120 ; RV64-NEXT: fadd.s fa0, fa4, fa5
121 ; RV64-NEXT: call __truncsfbf2
122 ; RV64-NEXT: fmv.x.w a0, fa0
123 ; RV64-NEXT: sh a0, 0(s0)
124 ; RV64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
125 ; RV64-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
126 ; RV64-NEXT: addi sp, sp, 16
129 ; RV32-LABEL: test_fadd:
131 ; RV32-NEXT: addi sp, sp, -16
132 ; RV32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
133 ; RV32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
134 ; RV32-NEXT: lhu a1, 0(a1)
135 ; RV32-NEXT: mv s0, a0
136 ; RV32-NEXT: lhu a0, 0(a0)
137 ; RV32-NEXT: slli a1, a1, 16
138 ; RV32-NEXT: fmv.w.x fa5, a1
139 ; RV32-NEXT: slli a0, a0, 16
140 ; RV32-NEXT: fmv.w.x fa4, a0
141 ; RV32-NEXT: fadd.s fa0, fa4, fa5
142 ; RV32-NEXT: call __truncsfbf2
143 ; RV32-NEXT: fmv.x.w a0, fa0
144 ; RV32-NEXT: sh a0, 0(s0)
145 ; RV32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
146 ; RV32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
147 ; RV32-NEXT: addi sp, sp, 16
149 %a = load bfloat, ptr %p
150 %b = load bfloat, ptr %q
151 %r = fadd bfloat %a, %b
152 store bfloat %r, ptr %p