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Issue 1159013002: Subzero ARM: addProlog/addEpilogue -- share some code with x86. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master
Patch Set: clang-format and add comment Created 5 years, 6 months ago
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1 ; Tests the branch optimizations under O2 (against a lack of 1 ; Tests the branch optimizations under O2 (against a lack of
2 ; optimizations under Om1). 2 ; optimizations under Om1).
3 3
4 ; RUN: %if --need=target_X8632 --command %p2i --filetype=obj --disassemble \ 4 ; RUN: %if --need=target_X8632 --command %p2i --filetype=obj --disassemble \
5 ; RUN: --target x8632 -i %s --args -O2 \ 5 ; RUN: --target x8632 -i %s --args -O2 \
6 ; RUN: | %if --need=target_X8632 --command FileCheck --check-prefix=O2 %s 6 ; RUN: | %if --need=target_X8632 --command FileCheck --check-prefix=O2 %s
7 7
8 ; RUN: %if --need=target_X8632 --command %p2i --filetype=obj --disassemble \ 8 ; RUN: %if --need=target_X8632 --command %p2i --filetype=obj --disassemble \
9 ; RUN: --target x8632 -i %s --args -Om1 \ 9 ; RUN: --target x8632 -i %s --args -Om1 \
10 ; RUN: | %if --need=target_X8632 --command FileCheck --check-prefix=OM1 %s 10 ; RUN: | %if --need=target_X8632 --command FileCheck --check-prefix=OM1 %s
(...skipping 75 matching lines...) Expand 10 before | Expand all | Expand 10 after
86 ; OM1: call 86 ; OM1: call
87 ; OM1: ret 87 ; OM1: ret
88 88
89 ; Note that compare and branch folding isn't implemented yet (unlike x86-32). 89 ; Note that compare and branch folding isn't implemented yet (unlike x86-32).
90 ; ARM32O2-LABEL: testCondFallthroughToNextBlock 90 ; ARM32O2-LABEL: testCondFallthroughToNextBlock
91 ; ARM32O2: cmp {{.*}}, #123 91 ; ARM32O2: cmp {{.*}}, #123
92 ; ARM32O2-NEXT: movge {{.*}}, #1 92 ; ARM32O2-NEXT: movge {{.*}}, #1
93 ; ARM32O2-NEXT: cmp {{.*}}, #0 93 ; ARM32O2-NEXT: cmp {{.*}}, #0
94 ; ARM32O2-NEXT: bne 94 ; ARM32O2-NEXT: bne
95 ; ARM32O2-NEXT: bl 95 ; ARM32O2-NEXT: bl
96 ; ARM32O2-NEXT: bx lr 96 ; ARM32O2: bx lr
jvoung (off chromium) 2015/05/29 15:34:44 there's some popping now so I took away the next
97 ; ARM32O2-NEXT: bl 97 ; ARM32O2: bl
98 ; ARM32O2-NEXT: bx lr 98 ; ARM32O2: bx lr
99 99
100 ; ARM32OM1-LABEL: testCondFallthroughToNextBlock 100 ; ARM32OM1-LABEL: testCondFallthroughToNextBlock
101 ; ARM32OM1: cmp {{.*}}, #123 101 ; ARM32OM1: cmp {{.*}}, #123
102 ; ARM32OM1-NEXT: movge {{.*}}, #1 102 ; ARM32OM1-NEXT: movge {{.*}}, #1
103 ; ARM32OM1: cmp {{.*}}, #0 103 ; ARM32OM1: cmp {{.*}}, #0
104 ; ARM32OM1: bne 104 ; ARM32OM1: bne
105 ; ARM32OM1: b 105 ; ARM32OM1: b
106 ; ARM32OM1: bl 106 ; ARM32OM1: bl
107 ; ARM32OM1: bx lr 107 ; ARM32OM1: bx lr
108 ; ARM32OM1: bl 108 ; ARM32OM1: bl
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144 ; OM1: ret 144 ; OM1: ret
145 145
146 ; Note that compare and branch folding isn't implemented yet 146 ; Note that compare and branch folding isn't implemented yet
147 ; (compared to x86-32). 147 ; (compared to x86-32).
148 ; ARM32O2-LABEL: testCondTargetNextBlock 148 ; ARM32O2-LABEL: testCondTargetNextBlock
149 ; ARM32O2: cmp {{.*}}, #123 149 ; ARM32O2: cmp {{.*}}, #123
150 ; ARM32O2-NEXT: movge {{.*}}, #1 150 ; ARM32O2-NEXT: movge {{.*}}, #1
151 ; ARM32O2-NEXT: cmp {{.*}}, #0 151 ; ARM32O2-NEXT: cmp {{.*}}, #0
152 ; ARM32O2-NEXT: beq 152 ; ARM32O2-NEXT: beq
153 ; ARM32O2-NEXT: bl 153 ; ARM32O2-NEXT: bl
154 ; ARM32O2-NEXT: bx lr 154 ; ARM32O2: bx lr
155 ; ARM32O2-NEXT: bl 155 ; ARM32O2: bl
156 ; ARM32O2-NEXT: bx lr 156 ; ARM32O2: bx lr
157 157
158 ; ARM32OM1-LABEL: testCondTargetNextBlock 158 ; ARM32OM1-LABEL: testCondTargetNextBlock
159 ; ARM32OM1: cmp {{.*}}, #123 159 ; ARM32OM1: cmp {{.*}}, #123
160 ; ARM32OM1: movge {{.*}}, #1 160 ; ARM32OM1: movge {{.*}}, #1
161 ; ARM32OM1: cmp {{.*}}, #0 161 ; ARM32OM1: cmp {{.*}}, #0
162 ; ARM32OM1: bne 162 ; ARM32OM1: bne
163 ; ARM32OM1: b 163 ; ARM32OM1: b
164 ; ARM32OM1: bl 164 ; ARM32OM1: bl
165 ; ARM32OM1: bx lr 165 ; ARM32OM1: bx lr
166 ; ARM32OM1: bl 166 ; ARM32OM1: bl
167 ; ARM32OM1: bx lr 167 ; ARM32OM1: bx lr
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