| blob | 44266f84379e10e449c2045a9d283565e15beddf |
1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc -O0 -mtriple=mipsel-linux-gnu -global-isel -verify-machineinstrs %s -o -| FileCheck %s -check-prefixes=MIPS32
3 define i32 @mul_i32(i32 %x, i32 %y) {
4 ; MIPS32-LABEL: mul_i32:
5 ; MIPS32: # %bb.0: # %entry
6 ; MIPS32-NEXT: mul $2, $4, $5
7 ; MIPS32-NEXT: jr $ra
8 ; MIPS32-NEXT: nop
9 entry:
10 %z = mul i32 %x, %y
11 ret i32 %z
12 }
14 define signext i8 @mul_i8_sext(i8 signext %a, i8 signext %b) {
15 ; MIPS32-LABEL: mul_i8_sext:
16 ; MIPS32: # %bb.0: # %entry
17 ; MIPS32-NEXT: mul $1, $5, $4
18 ; MIPS32-NEXT: sll $1, $1, 24
19 ; MIPS32-NEXT: sra $2, $1, 24
20 ; MIPS32-NEXT: jr $ra
21 ; MIPS32-NEXT: nop
22 entry:
23 %mul = mul i8 %b, %a
24 ret i8 %mul
25 }
27 define zeroext i8 @mul_i8_zext(i8 zeroext %a, i8 zeroext %b) {
28 ; MIPS32-LABEL: mul_i8_zext:
29 ; MIPS32: # %bb.0: # %entry
30 ; MIPS32-NEXT: mul $1, $5, $4
31 ; MIPS32-NEXT: andi $2, $1, 255
32 ; MIPS32-NEXT: jr $ra
33 ; MIPS32-NEXT: nop
34 entry:
35 %mul = mul i8 %b, %a
36 ret i8 %mul
37 }
39 define i8 @mul_i8_aext(i8 %a, i8 %b) {
40 ; MIPS32-LABEL: mul_i8_aext:
41 ; MIPS32: # %bb.0: # %entry
42 ; MIPS32-NEXT: mul $2, $5, $4
43 ; MIPS32-NEXT: jr $ra
44 ; MIPS32-NEXT: nop
45 entry:
46 %mul = mul i8 %b, %a
47 ret i8 %mul
48 }
50 define signext i16 @mul_i16_sext(i16 signext %a, i16 signext %b) {
51 ; MIPS32-LABEL: mul_i16_sext:
52 ; MIPS32: # %bb.0: # %entry
53 ; MIPS32-NEXT: mul $1, $5, $4
54 ; MIPS32-NEXT: sll $1, $1, 16
55 ; MIPS32-NEXT: sra $2, $1, 16
56 ; MIPS32-NEXT: jr $ra
57 ; MIPS32-NEXT: nop
58 entry:
59 %mul = mul i16 %b, %a
60 ret i16 %mul
61 }
63 define zeroext i16 @mul_i16_zext(i16 zeroext %a, i16 zeroext %b) {
64 ; MIPS32-LABEL: mul_i16_zext:
65 ; MIPS32: # %bb.0: # %entry
66 ; MIPS32-NEXT: mul $1, $5, $4
67 ; MIPS32-NEXT: andi $2, $1, 65535
68 ; MIPS32-NEXT: jr $ra
69 ; MIPS32-NEXT: nop
70 entry:
71 %mul = mul i16 %b, %a
72 ret i16 %mul
73 }
75 define i16 @mul_i16_aext(i16 %a, i16 %b) {
76 ; MIPS32-LABEL: mul_i16_aext:
77 ; MIPS32: # %bb.0: # %entry
78 ; MIPS32-NEXT: mul $2, $5, $4
79 ; MIPS32-NEXT: jr $ra
80 ; MIPS32-NEXT: nop
81 entry:
82 %mul = mul i16 %b, %a
83 ret i16 %mul
84 }
86 define i64 @mul_i64(i64 %a, i64 %b) {
87 ; MIPS32-LABEL: mul_i64:
88 ; MIPS32: # %bb.0: # %entry
89 ; MIPS32-NEXT: move $3, $4
90 ; MIPS32-NEXT: mul $2, $6, $3
91 ; MIPS32-NEXT: mul $1, $7, $3
92 ; MIPS32-NEXT: mul $4, $6, $5
93 ; MIPS32-NEXT: multu $6, $3
94 ; MIPS32-NEXT: mfhi $3
95 ; MIPS32-NEXT: addu $1, $1, $4
96 ; MIPS32-NEXT: addu $3, $1, $3
97 ; MIPS32-NEXT: jr $ra
98 ; MIPS32-NEXT: nop
99 entry:
100 %mul = mul i64 %b, %a
101 ret i64 %mul
102 }
104 define i128 @mul_i128(i128 %a, i128 %b) {
105 ; MIPS32-LABEL: mul_i128:
106 ; MIPS32: # %bb.0: # %entry
107 ; MIPS32-NEXT: move $14, $4
108 ; MIPS32-NEXT: move $13, $5
109 ; MIPS32-NEXT: move $12, $6
110 ; MIPS32-NEXT: move $9, $7
111 ; MIPS32-NEXT: addiu $1, $sp, 16
112 ; MIPS32-NEXT: lw $6, 0($1)
113 ; MIPS32-NEXT: addiu $1, $sp, 20
114 ; MIPS32-NEXT: lw $7, 0($1)
115 ; MIPS32-NEXT: addiu $1, $sp, 24
116 ; MIPS32-NEXT: lw $8, 0($1)
117 ; MIPS32-NEXT: addiu $1, $sp, 28
118 ; MIPS32-NEXT: lw $1, 0($1)
119 ; MIPS32-NEXT: mul $2, $6, $14
120 ; MIPS32-NEXT: mul $3, $7, $14
121 ; MIPS32-NEXT: mul $4, $6, $13
122 ; MIPS32-NEXT: multu $6, $14
123 ; MIPS32-NEXT: mfhi $5
124 ; MIPS32-NEXT: addu $3, $3, $4
125 ; MIPS32-NEXT: sltu $4, $3, $4
126 ; MIPS32-NEXT: andi $4, $4, 1
127 ; MIPS32-NEXT: addu $3, $3, $5
128 ; MIPS32-NEXT: sltu $5, $3, $5
129 ; MIPS32-NEXT: andi $5, $5, 1
130 ; MIPS32-NEXT: addu $10, $4, $5
131 ; MIPS32-NEXT: mul $4, $8, $14
132 ; MIPS32-NEXT: mul $5, $7, $13
133 ; MIPS32-NEXT: mul $24, $6, $12
134 ; MIPS32-NEXT: multu $7, $14
135 ; MIPS32-NEXT: mfhi $15
136 ; MIPS32-NEXT: multu $6, $13
137 ; MIPS32-NEXT: mfhi $11
138 ; MIPS32-NEXT: addu $4, $4, $5
139 ; MIPS32-NEXT: sltu $5, $4, $5
140 ; MIPS32-NEXT: andi $5, $5, 1
141 ; MIPS32-NEXT: addu $4, $4, $24
142 ; MIPS32-NEXT: sltu $24, $4, $24
143 ; MIPS32-NEXT: andi $24, $24, 1
144 ; MIPS32-NEXT: addu $5, $5, $24
145 ; MIPS32-NEXT: addu $4, $4, $15
146 ; MIPS32-NEXT: sltu $15, $4, $15
147 ; MIPS32-NEXT: andi $15, $15, 1
148 ; MIPS32-NEXT: addu $5, $5, $15
149 ; MIPS32-NEXT: addu $4, $4, $11
150 ; MIPS32-NEXT: sltu $11, $4, $11
151 ; MIPS32-NEXT: andi $11, $11, 1
152 ; MIPS32-NEXT: addu $5, $5, $11
153 ; MIPS32-NEXT: addu $4, $4, $10
154 ; MIPS32-NEXT: sltu $10, $4, $10
155 ; MIPS32-NEXT: andi $10, $10, 1
156 ; MIPS32-NEXT: addu $5, $5, $10
157 ; MIPS32-NEXT: mul $1, $1, $14
158 ; MIPS32-NEXT: mul $11, $8, $13
159 ; MIPS32-NEXT: mul $10, $7, $12
160 ; MIPS32-NEXT: mul $9, $6, $9
161 ; MIPS32-NEXT: multu $8, $14
162 ; MIPS32-NEXT: mfhi $8
163 ; MIPS32-NEXT: multu $7, $13
164 ; MIPS32-NEXT: mfhi $7
165 ; MIPS32-NEXT: multu $6, $12
166 ; MIPS32-NEXT: mfhi $6
167 ; MIPS32-NEXT: addu $1, $1, $11
168 ; MIPS32-NEXT: addu $1, $1, $10
169 ; MIPS32-NEXT: addu $1, $1, $9
170 ; MIPS32-NEXT: addu $1, $1, $8
171 ; MIPS32-NEXT: addu $1, $1, $7
172 ; MIPS32-NEXT: addu $1, $1, $6
173 ; MIPS32-NEXT: addu $5, $1, $5
174 ; MIPS32-NEXT: jr $ra
175 ; MIPS32-NEXT: nop
176 entry:
177 %mul = mul i128 %b, %a
178 ret i128 %mul
179 }
181 declare { i32, i1 } @llvm.umul.with.overflow.i32(i32, i32)
182 define void @umul_with_overflow(i32 %lhs, i32 %rhs, ptr %pmul, ptr %pcarry_flag) {
183 ; MIPS32-LABEL: umul_with_overflow:
184 ; MIPS32: # %bb.0:
185 ; MIPS32-NEXT: multu $4, $5
186 ; MIPS32-NEXT: mfhi $2
187 ; MIPS32-NEXT: mul $1, $4, $5
188 ; MIPS32-NEXT: sltu $2, $zero, $2
189 ; MIPS32-NEXT: andi $2, $2, 1
190 ; MIPS32-NEXT: andi $2, $2, 1
191 ; MIPS32-NEXT: sb $2, 0($7)
192 ; MIPS32-NEXT: sw $1, 0($6)
193 ; MIPS32-NEXT: jr $ra
194 ; MIPS32-NEXT: nop
195 %res = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 %lhs, i32 %rhs)
196 %carry_flag = extractvalue { i32, i1 } %res, 1
197 %mul = extractvalue { i32, i1 } %res, 0
198 store i1 %carry_flag, ptr %pcarry_flag
199 store i32 %mul, ptr %pmul
200 ret void
201 }