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Issue 617593002: Handle imul, pcmpeq, pcmpgt. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master
Patch Set: go ahead and optimize i8 Created 6 years, 2 months ago
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1 ; This tries to be a comprehensive test of i8 operations.
2
3 ; RUN: %p2i -i %s --args -O2 --verbose none \
4 ; RUN: | llvm-mc -triple=i686-none-nacl -x86-asm-syntax=intel -filetype=obj \
5 ; RUN: | llvm-objdump -d --symbolize -x86-asm-syntax=intel - | FileCheck %s
6 ; RUN: %p2i -i %s --args -Om1 --verbose none \
7 ; RUN: | llvm-mc -triple=i686-none-nacl -x86-asm-syntax=intel -filetype=obj \
8 ; RUN: | llvm-objdump -d --symbolize -x86-asm-syntax=intel - | FileCheck %s
9 ; RUN: %p2i -i %s --args --verbose none | FileCheck --check-prefix=ERRORS %s
10 ; RUN: %p2i -i %s --insts | %szdiff %s | FileCheck --check-prefix=DUMP %s
11
12 define internal i32 @add8Bit(i32 %a, i32 %b) {
13 entry:
14 %a_8 = trunc i32 %a to i8
15 %b_8 = trunc i32 %b to i8
16 %add = add i8 %b_8, %a_8
17 %ret = zext i8 %add to i32
18 ret i32 %ret
19 }
20 ; CHECK-LABEL: add8Bit
21 ; CHECK: add {{[abcd]l}}
22
23 define internal i32 @add8BitConst(i32 %a, i32 %b) {
24 entry:
25 %a_8 = trunc i32 %a to i8
26 %add = add i8 %a_8, 123
27 %ret = zext i8 %add to i32
28 ret i32 %ret
29 }
30 ; CHECK-LABEL: add8BitConst
31 ; CHECK: add {{[abcd]l}}
32
33 define internal i32 @sub8Bit(i32 %a, i32 %b) {
34 entry:
35 %a_8 = trunc i32 %a to i8
36 %b_8 = trunc i32 %b to i8
37 %sub = sub i8 %b_8, %a_8
38 %ret = zext i8 %sub to i32
39 ret i32 %ret
40 }
41 ; CHECK-LABEL: sub8Bit
42 ; XCHECK: sub {{[abcd]l}}
43
44 define internal i32 @sub8BitConst(i32 %a, i32 %b) {
45 entry:
46 %a_8 = trunc i32 %a to i8
47 %sub = sub i8 %a_8, 123
48 %ret = zext i8 %sub to i32
49 ret i32 %ret
50 }
51 ; CHECK-LABEL: sub8BitConst
52 ; XCHECK: sub {{[abcd]l}}
53
54 define internal i32 @mul8Bit(i32 %a, i32 %b) {
55 entry:
56 %a_8 = trunc i32 %a to i8
57 %b_8 = trunc i32 %b to i8
58 %mul = mul i8 %b_8, %a_8
59 %ret = zext i8 %mul to i32
60 ret i32 %ret
61 }
62 ; CHECK-LABEL: mul8Bit
63 ; CHECK: mul {{[abcd]l|byte ptr}}
64
65 define internal i32 @mul8BitConst(i32 %a, i32 %b) {
66 entry:
67 %a_8 = trunc i32 %a to i8
68 %mul = mul i8 %a_8, 56
69 %ret = zext i8 %mul to i32
70 ret i32 %ret
71 }
72 ; CHECK-LABEL: mul8BitConst
73 ; 8-bit imul only accepts r/m, not imm
74 ; CHECK: mov {{.*}}, 56
75 ; CHECK: mul {{[abcd]l|byte ptr}}
76
77 define internal i32 @udiv8Bit(i32 %a, i32 %b) {
78 entry:
79 %a_8 = trunc i32 %a to i8
80 %b_8 = trunc i32 %b to i8
81 %udiv = udiv i8 %b_8, %a_8
82 %ret = zext i8 %udiv to i32
83 ret i32 %ret
84 }
85 ; CHECK-LABEL: udiv8Bit
86 ; CHECK: div {{[abcd]l|byte ptr}}
87
88 define internal i32 @udiv8BitConst(i32 %a, i32 %b) {
89 entry:
90 %a_8 = trunc i32 %a to i8
91 %udiv = udiv i8 %a_8, 123
92 %ret = zext i8 %udiv to i32
93 ret i32 %ret
94 }
95 ; CHECK-LABEL: udiv8BitConst
96 ; CHECK: div {{[abcd]l|byte ptr}}
97
98 define internal i32 @urem8Bit(i32 %a, i32 %b) {
99 entry:
100 %a_8 = trunc i32 %a to i8
101 %b_8 = trunc i32 %b to i8
102 %urem = urem i8 %b_8, %a_8
103 %ret = zext i8 %urem to i32
104 ret i32 %ret
105 }
106 ; CHECK-LABEL: urem8Bit
107 ; CHECK: div {{[abcd]l|byte ptr}}
108
109 define internal i32 @urem8BitConst(i32 %a, i32 %b) {
110 entry:
111 %a_8 = trunc i32 %a to i8
112 %urem = urem i8 %a_8, 123
113 %ret = zext i8 %urem to i32
114 ret i32 %ret
115 }
116 ; CHECK-LABEL: urem8BitConst
117 ; CHECK: div {{[abcd]l|byte ptr}}
118
119
120 define internal i32 @sdiv8Bit(i32 %a, i32 %b) {
121 entry:
122 %a_8 = trunc i32 %a to i8
123 %b_8 = trunc i32 %b to i8
124 %sdiv = sdiv i8 %b_8, %a_8
125 %ret = zext i8 %sdiv to i32
126 ret i32 %ret
127 }
128 ; CHECK-LABEL: sdiv8Bit
129 ; CHECK: idiv {{[abcd]l|byte ptr}}
130
131 define internal i32 @sdiv8BitConst(i32 %a, i32 %b) {
132 entry:
133 %a_8 = trunc i32 %a to i8
134 %sdiv = sdiv i8 %a_8, 123
135 %ret = zext i8 %sdiv to i32
136 ret i32 %ret
137 }
138 ; CHECK-LABEL: sdiv8BitConst
139 ; CHECK: idiv {{[abcd]l|byte ptr}}
140
141 define internal i32 @srem8Bit(i32 %a, i32 %b) {
142 entry:
143 %a_8 = trunc i32 %a to i8
144 %b_8 = trunc i32 %b to i8
145 %srem = srem i8 %b_8, %a_8
146 %ret = zext i8 %srem to i32
147 ret i32 %ret
148 }
149 ; CHECK-LABEL: srem8Bit
150 ; CHECK: idiv {{[abcd]l|byte ptr}}
151
152 define internal i32 @srem8BitConst(i32 %a, i32 %b) {
153 entry:
154 %a_8 = trunc i32 %a to i8
155 %srem = srem i8 %a_8, 123
156 %ret = zext i8 %srem to i32
157 ret i32 %ret
158 }
159 ; CHECK-LABEL: srem8BitConst
160 ; CHECK: idiv {{[abcd]l|byte ptr}}
161
162
163 ; ERRORS-NOT: ICE translation error
164 ; DUMP-NOT: SZ
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